╭ thread.zig ───────────────────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯
🬐 🬠 🬞🬂🬏 🬟 🬑 🬟 🬑 ╭5078e579..╮ 5078e579.. see-em: 🬋🬋🬋 🬋🬋🬋 🬋 🬋 │files │ commits refs discuss issues new login 🬐 🬠 🬐 🬠 🬑 🬟 🬰 ╰──────────╯ (675) user
╭────╮ ╭ clone ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╮ │http│ ssh │ │ ╰────╯ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╯
.. ╭─────────────────────────────────╮ │thread.zig │ ╰─────────────────────────────────╯
1 const std = @import("std"); 2 const builtin = @import("builtin"); 3 const pch = @import("../../patch.zig"); 4 const evt = @import("../../event.zig"); 5 const notify = @import("../../notify.zig"); 6 const ui = @import("../../ui.zig"); 7 const widget = @import("../widget.zig"); 8 const xit = @import("xit"); 9 const rp = xit.repo; 10 const hash = xit.hash; 11 const xitui = xit.xitui; 12 const wgt = xitui.widget; 13 const layout = xitui.layout; 14 const Key = xitui.input.Key; 15 const Grid = xitui.grid.Grid; 16 const Focus = xitui.focus.Focus; 17 const inp = @import("../input.zig"); 18 const srch_thrd = @import("../../search_thread.zig"); 19 const diff3 = @import("../../diff3.zig"); 20 const Comment = @import("../Repo/Comment.zig"); 21 const Attachment = @import("../Repo/Attachment.zig"); 22 const Markdown = @import("../Repo/Markdown.zig"); 23 24 const Widget = widget.Widget; 25 const WordFlow = widget.WordFlow; 26 const Center = widget.Center; 27 const SubmitButton = widget.SubmitButton; 28 const Spacer = widget.Spacer; 29 const SectionLabel = widget.SectionLabel; 30 const moveRowFocus = widget.moveRowFocus; 31 const wasm = builtin.target.cpu.arch == .wasm32; 32 33 fn mergeBottomLabel(status: pch.Mergeability.Status) []const u8 { 34 return switch (status) { 35 .clean => "", 36 .conflict => " conflict ", 37 .unknown => " unavailable ", 38 }; 39 } 40 41 // read the selected thread's conflicted fields and attribute each side to its 42 // event commit author 43 pub fn readConflict( 44 comptime Data: type, 45 comptime repo_kind: rp.RepoKind, 46 comptime repo_opts: rp.RepoOpts(repo_kind), 47 arena: *std.heap.ArenaAllocator, 48 repo: *rp.Repo(repo_kind, repo_opts), 49 io: std.Io, 50 admin_moment: ?evt.AdminDB.HashMap(.read_only), 51 haxy_moment: evt.EventDB(repo_opts.hash).HashMap(.read_only), 52 id_bytes: *const [evt.event_id_size]u8, 53 ours: Data.Event.Record, 54 conflict_entry: evt.EventDB(repo_opts.hash).HashMap(.read_only), 55 ) !Data.Conflict { 56 const Event = Data.Event; 57 const DB = evt.EventDB(repo_opts.hash); 58 const aa = arena.allocator(); 59 60 const fields_cursor = (try conflict_entry.getCursor(hash.hashInt(repo_opts.hash, evt.conflicted_fields_key))) orelse return error.NotFound; 61 const conflicted_fields = try fields_cursor.readBytesAlloc(aa, null); 62 const their_cursor = (try conflict_entry.getCursor(hash.hashInt(repo_opts.hash, evt.their_record_key))) orelse return error.NotFound; 63 const theirs = try evt.read(Event.Record, DB, repo_opts.hash, arena, try DB.HashMap(.read_only).init(their_cursor)); 64 65 // absent when both sides created the thread independently 66 var base: ?Event.Record = null; 67 if (try conflict_entry.getCursor(hash.hashInt(repo_opts.hash, evt.base_record_key))) |base_cursor| { 68 base = try evt.read(Event.Record, DB, repo_opts.hash, arena, try DB.HashMap(.read_only).init(base_cursor)); 69 } 70 71 var their_field_oids: ?DB.SortedMap(.read_only) = null; 72 if (try conflict_entry.getCursor(hash.hashInt(repo_opts.hash, evt.their_field_to_oid_key))) |cursor| 73 their_field_oids = try DB.SortedMap(.read_only).init(cursor); 74 var our_field_oids: ?DB.SortedMap(.read_only) = null; 75 if (try haxy_moment.getCursor(hash.hashInt(repo_opts.hash, Event.id_to_field_to_oid_key))) |map_cursor| { 76 const id_to_field_to_oid = try DB.HashMap(.read_only).init(map_cursor); 77 if (try id_to_field_to_oid.getCursor(hash.hashInt(repo_opts.hash, id_bytes))) |cursor| 78 our_field_oids = try DB.SortedMap(.read_only).init(cursor); 79 } 80 81 var conflict = Data.Conflict{}; 82 var field_iter = std.mem.splitScalar(u8, conflicted_fields, ' '); 83 while (field_iter.next()) |field| { 84 const our_author = try oidAuthor(repo_kind, repo_opts, arena, repo, io, admin_moment, try readFieldOid(repo_opts.hash, our_field_oids, field)); 85 const their_author = try oidAuthor(repo_kind, repo_opts, arena, repo, io, admin_moment, try readFieldOid(repo_opts.hash, their_field_oids, field)); 86 if (std.mem.eql(u8, field, "title")) { 87 conflict.title = .{ 88 .ours = .{ .text = ours.event.title, .author = our_author }, 89 .theirs = .{ .text = theirs.event.title, .author = their_author }, 90 }; 91 } else if (std.mem.eql(u8, field, "labels")) { 92 conflict.labels = .{ 93 .ours = .{ .text = ours.event.labels, .author = our_author }, 94 .theirs = .{ .text = theirs.event.labels, .author = their_author }, 95 }; 96 } else if (std.mem.eql(u8, field, "description")) { 97 conflict.description = .{ 98 .chunks = try diff3.chunks(arena.child_allocator, arena, if (base) |b| b.event.description else "", ours.event.description, theirs.event.description), 99 .ours_author = our_author, 100 .theirs_author = their_author, 101 }; 102 } else if (comptime @hasField(Data.Conflict, "status")) { 103 if (std.mem.eql(u8, field, "status")) { 104 conflict.status = .{ 105 .ours = .{ .text = @tagName(Data.statusKind(ours.event)), .author = our_author }, 106 .theirs = .{ .text = @tagName(Data.statusKind(theirs.event)), .author = their_author }, 107 }; 108 } else if (std.mem.eql(u8, field, "revision")) { 109 conflict.revision = .{ 110 .ours = .{ .text = try revisionSummary(aa, ours.event.revision), .author = our_author }, 111 .theirs = .{ .text = try revisionSummary(aa, theirs.event.revision), .author = their_author }, 112 }; 113 } else if (std.mem.eql(u8, field, "target_branch")) { 114 conflict.target_branch = .{ 115 .ours = .{ .text = ours.event.target_branch, .author = our_author }, 116 .theirs = .{ .text = theirs.event.target_branch, .author = their_author }, 117 }; 118 } 119 } 120 } 121 return conflict; 122 } 123 124 fn revisionSummary(allocator: std.mem.Allocator, revision_maybe: ?evt.Patch.Revision) ![]const u8 { 125 const revision = revision_maybe orelse return "(none)"; 126 return allocator.print("squash {s}\nsource {s}", .{ revision.squash_oid, revision.source_oid }); 127 } 128 129 fn readFieldOid( 130 comptime hash_kind: hash.HashKind, 131 field_oids_maybe: ?evt.EventDB(hash_kind).SortedMap(.read_only), 132 field: []const u8, 133 ) !?[hash.byteLen(hash_kind)]u8 { 134 const field_oids = field_oids_maybe orelse return null; 135 const cursor = (try field_oids.getCursor(field)) orelse return null; 136 var oid: [hash.byteLen(hash_kind)]u8 = undefined; 137 _ = try cursor.readBytes(&oid); 138 return oid; 139 } 140 141 fn oidAuthor( 142 comptime repo_kind: rp.RepoKind, 143 comptime repo_opts: rp.RepoOpts(repo_kind), 144 arena: *std.heap.ArenaAllocator, 145 repo: *rp.Repo(repo_kind, repo_opts), 146 io: std.Io, 147 admin_moment: ?evt.AdminDB.HashMap(.read_only), 148 oid_maybe: ?[hash.byteLen(repo_opts.hash)]u8, 149 ) !ui.Author { 150 const oid = oid_maybe orelse return .unknown; 151 const gpa = arena.child_allocator; 152 var start_oids = [_][hash.hexLen(repo_opts.hash)]u8{std.fmt.bytesToHex(oid, .lower)}; 153 var commit_iter = repo.log(io, gpa, .{ .start_oids = start_oids[0..1] }) catch return .unknown; 154 defer commit_iter.deinit(); 155 const commit_object = (commit_iter.next(gpa) catch return .unknown) orelse return .unknown; 156 defer commit_object.deinit(); 157 return try ui.Author.init(admin_moment, arena, commit_object.content.commit.metadata.author orelse ""); 158 } 159 160 pub fn statusSet( 161 comptime Data: type, 162 comptime DB: type, 163 statuses: DB.SortedMap(.read_only), 164 status: Data.Status, 165 ) !?DB.SortedSet(.read_only) { 166 const cursor = (try statuses.getCursor(@tagName(status))) orelse return null; 167 return try DB.SortedSet(.read_only).init(cursor); 168 } 169 170 pub fn labelStatusSet( 171 comptime Data: type, 172 comptime DB: type, 173 label_statuses: DB.SortedMap(.read_only), 174 label: []const u8, 175 status: Data.Status, 176 ) !?DB.SortedSet(.read_only) { 177 var key_buffer: Data.Event.LabelStatusKey = undefined; 178 const key = Data.Event.labelStatusKey(&key_buffer, label, status) catch return null; 179 const cursor = (try label_statuses.getCursor(key)) orelse return null; 180 return try DB.SortedSet(.read_only).init(cursor); 181 } 182 183 pub fn loadLabels( 184 comptime Data: type, 185 comptime hash_kind: hash.HashKind, 186 arena: *std.heap.ArenaAllocator, 187 haxy_moment: evt.EventDB(hash_kind).HashMap(.read_only), 188 ) ![]const []const u8 { 189 const aa = arena.allocator(); 190 const DB = evt.EventDB(hash_kind); 191 const cursor = try haxy_moment.getCursor(hash.hashInt(hash_kind, Data.Event.label_status_to_id_set_key)) orelse return &.{}; 192 const label_statuses = try DB.SortedMap(.read_only).init(cursor); 193 var labels: std.ArrayList([]const u8) = .empty; 194 var iter = try label_statuses.iterator(); 195 while (try iter.next()) |pair_cursor| { 196 if (labels.items.len == Data.max_labels) break; 197 var entry_cursor = pair_cursor; 198 const pair = try entry_cursor.readKeyValuePair(); 199 const key = try pair.key_cursor.readBytesAlloc(aa, null); 200 const space = std.mem.indexOfScalar(u8, key, ' ') orelse continue; 201 const label = key[0..space]; 202 if (labels.last()) |last| { 203 if (std.mem.eql(u8, last, label)) continue; 204 } 205 try labels.append(aa, label); 206 } 207 return labels.items; 208 } 209 210 // the key a list set (and the search index) stores a thread under 211 const OrderKey = [@sizeOf(u64) + evt.event_id_size]u8; 212 213 // a search result's bytes as an order key 214 fn resultKey(key: []const u8) !OrderKey { 215 if (key.len != @sizeOf(u64) + evt.event_id_size) return error.InvalidSearchIndex; 216 var order_key: OrderKey = undefined; 217 @memcpy(&order_key, key); 218 return order_key; 219 } 220 221 // the hex event id an order key ends with 222 fn keyIdHex(order_key: *const OrderKey) [evt.event_id_size * 2]u8 { 223 return std.fmt.bytesToHex(order_key[@sizeOf(u64)..].*, .lower); 224 } 225 226 pub fn loadWindow( 227 comptime Data: type, 228 comptime kind: evt.EventKind, 229 comptime hash_kind: hash.HashKind, 230 arena: *std.heap.ArenaAllocator, 231 admin_moment: ?evt.AdminDB.HashMap(.read_only), 232 haxy_moment: evt.EventDB(hash_kind).HashMap(.read_only), 233 records: evt.EventDB(hash_kind).HashMap(.read_only), 234 set_maybe: ?evt.EventDB(hash_kind).SortedSet(.read_only), 235 root_key: ?[]const u8, 236 conflict_set: ?evt.EventDB(hash_kind).SortedSet(.read_only), 237 selected_id: []const u8, 238 comments_start: usize, 239 // the search the set is narrowed to, or null to list it whole 240 query: ?[]const u8, 241 // a second set the listing is narrowed to, keyed like `set_maybe` 242 extra_set: ?evt.EventDB(hash_kind).SortedSet(.read_only), 243 viewer: ?ui.Viewer, 244 ) !Data.Window { 245 if (query != null or extra_set != null) return loadSearchWindow(Data, kind, hash_kind, arena, admin_moment, haxy_moment, records, set_maybe, root_key, conflict_set, selected_id, comments_start, query orelse "", extra_set, viewer); 246 const set = set_maybe orelse return .empty; 247 const aa = arena.allocator(); 248 249 var prev_id: ?[]const u8 = null; 250 var iter = if (root_key) |key| blk: { 251 const rank = try set.rank(key); 252 if (rank > 0 and rank <= Data.page_size) { 253 prev_id = ""; 254 } else if (rank > Data.page_size) { 255 const pair = try set.getIndexKeyValuePair(@intCast(rank - Data.page_size)) orelse return error.NotFound; 256 var previous: OrderKey = undefined; 257 _ = try pair.key_cursor.readBytes(&previous); 258 prev_id = try aa.dupe(u8, &keyIdHex(&previous)); 259 } 260 break :blk try set.iteratorFrom(key); 261 } else try set.iteratorFromIndex(0); 262 263 var items: std.ArrayList(Data.Entry) = .empty; 264 var next_id: ?[]const u8 = null; 265 while (try iter.next()) |cursor_value| { 266 var cursor = cursor_value; 267 const pair = try cursor.readKeyValuePair(); 268 var order_key: OrderKey = undefined; 269 _ = try pair.key_cursor.readBytes(&order_key); 270 if (items.items.len == Data.page_size) { 271 next_id = try aa.dupe(u8, &keyIdHex(&order_key)); 272 break; 273 } 274 const entry = (try loadEntry(Data, hash_kind, arena, admin_moment, haxy_moment, records, &order_key, conflict_set, selected_id, comments_start, viewer)) orelse continue; 275 try items.append(aa, entry); 276 } 277 278 return .{ 279 .items = items.items, 280 .prev_id = prev_id, 281 .next_id = next_id, 282 .count = @intCast(try set.count()), 283 }; 284 } 285 286 // how many matches one search counts before the count is marked as capped 287 const max_search_results = 1000; 288 289 // `set`'s entries matching `query_text` (any when empty) and held by 290 // `extra_set` when set, windowed like `loadWindow`. one pass 291 // yields the window, its neighbours' roots and the match count, which stops at 292 // the cap. 293 fn loadSearchWindow( 294 comptime Data: type, 295 comptime kind: evt.EventKind, 296 comptime hash_kind: hash.HashKind, 297 arena: *std.heap.ArenaAllocator, 298 admin_moment: ?evt.AdminDB.HashMap(.read_only), 299 haxy_moment: evt.EventDB(hash_kind).HashMap(.read_only), 300 records: evt.EventDB(hash_kind).HashMap(.read_only), 301 set_maybe: ?evt.EventDB(hash_kind).SortedSet(.read_only), 302 root_key: ?[]const u8, 303 conflict_set: ?evt.EventDB(hash_kind).SortedSet(.read_only), 304 selected_id: []const u8, 305 comments_start: usize, 306 query_text: []const u8, 307 extra_set: ?evt.EventDB(hash_kind).SortedSet(.read_only), 308 viewer: ?ui.Viewer, 309 ) !Data.Window { 310 const set = set_maybe orelse return .empty; 311 const DB = evt.EventDB(hash_kind); 312 const aa = arena.allocator(); 313 const root = root_key orelse ""; 314 315 // the matching list keys, in list order. the cap bounds the count, not the 316 // paging: past it a pass goes on only until the window and its "next" link 317 // are known. 318 var keys: std.ArrayList(OrderKey) = .empty; 319 if (comptime kind == .discuss) { 320 // discussions list by activity but are indexed by creation, so the 321 // matching ids are gathered and the listed set is walked in its order 322 // until every one has been found 323 var matches: std.AutoHashMapUnmanaged([evt.event_id_size]u8, void) = .empty; 324 var results = try srch_thrd.query(DB, hash_kind, kind, haxy_moment, aa, query_text, &.{extra_set}); 325 while (try results.next()) |key| try matches.put(aa, (try resultKey(key))[@sizeOf(u64)..].*, {}); 326 327 var iter = try set.iteratorFromIndex(0); 328 while (matches.count() > 0) { 329 const pair = try ((try iter.next()) orelse break).readKeyValuePair(); 330 var order_key: OrderKey = undefined; 331 _ = try pair.key_cursor.readBytes(&order_key); 332 if (!matches.remove(order_key[@sizeOf(u64)..].*)) continue; 333 try keys.append(aa, order_key); 334 if (windowKnown(Data, keys.items, root)) break; 335 } 336 } else { 337 // issues and patches list in the index's own order, so the listed set 338 // narrows the query and the results stream out already sorted 339 var results = try srch_thrd.query(DB, hash_kind, kind, haxy_moment, aa, query_text, &.{ set, extra_set }); 340 while (try results.next()) |key| { 341 try keys.append(aa, try resultKey(key)); 342 if (windowKnown(Data, keys.items, root)) break; 343 } 344 } 345 346 // the window starts at the first key at or after the root 347 var first: usize = 0; 348 while (first < keys.items.len and std.mem.order(u8, &keys.items[first], root) == .lt) first += 1; 349 350 var items: std.ArrayList(Data.Entry) = .empty; 351 const last = @min(first + Data.page_size, keys.items.len); 352 for (keys.items[first..last]) |*order_key| { 353 const entry = (try loadEntry(Data, hash_kind, arena, admin_moment, haxy_moment, records, order_key, conflict_set, selected_id, comments_start, viewer)) orelse continue; 354 try items.append(aa, entry); 355 } 356 357 return .{ 358 .items = items.items, 359 // the page a window back, which is the first one when it holds the root 360 .prev_id = if (first == 0) null else if (first <= Data.page_size) "" else try aa.dupe(u8, &keyIdHex(&keys.items[first - Data.page_size])), 361 .next_id = if (last < keys.items.len) try aa.dupe(u8, &keyIdHex(&keys.items[last])) else null, 362 .count = @min(keys.items.len, max_search_results), 363 .more = keys.items.len > max_search_results, 364 }; 365 } 366 367 // whether a search pass can stop: the count is capped, and the window rooted at 368 // `root` and the key after it have been collected 369 fn windowKnown(comptime Data: type, keys: []const OrderKey, root: []const u8) bool { 370 if (keys.len <= max_search_results) return false; 371 return std.mem.order(u8, &keys[keys.len - 1 - Data.page_size], root) != .lt; 372 } 373 374 // one list entry: the record `order_key` names, with its author, comments, 375 // attachments and assignees. null when the record is gone. 376 fn loadEntry( 377 comptime Data: type, 378 comptime hash_kind: hash.HashKind, 379 arena: *std.heap.ArenaAllocator, 380 admin_moment: ?evt.AdminDB.HashMap(.read_only), 381 haxy_moment: evt.EventDB(hash_kind).HashMap(.read_only), 382 records: evt.EventDB(hash_kind).HashMap(.read_only), 383 order_key: *const OrderKey, 384 conflict_set: ?evt.EventDB(hash_kind).SortedSet(.read_only), 385 selected_id: []const u8, 386 comments_start: usize, 387 viewer: ?ui.Viewer, 388 ) !?Data.Entry { 389 const DB = evt.EventDB(hash_kind); 390 const aa = arena.allocator(); 391 const id_hex = keyIdHex(order_key); 392 const record_cursor = try records.getCursor(hash.hashInt(hash_kind, order_key[@sizeOf(u64)..])) orelse return null; 393 const record = try evt.read(Data.Event.Record, DB, hash_kind, arena, try DB.HashMap(.read_only).init(record_cursor)); 394 var entry: Data.Entry = .{ 395 .id = try aa.dupe(u8, &id_hex), 396 .record = record, 397 .author = try ui.Author.initFromEmail(admin_moment, arena, record.author_email), 398 .comments = try Comment.loadWindow( 399 hash_kind, 400 arena, 401 admin_moment, 402 haxy_moment, 403 evt.Comment.thread_id_to_comment_id_set_key, 404 &id_hex, 405 if (std.mem.eql(u8, &id_hex, selected_id)) comments_start else 0, 406 viewer, 407 ), 408 .attachments = try Attachment.load(hash_kind, arena, haxy_moment, &id_hex), 409 .assignees = try loadAssignees(hash_kind, arena, admin_moment, haxy_moment, &id_hex), 410 .can_modify = if (viewer) |v| v.role.canModify(v.email, record.author_email) else false, 411 }; 412 if (comptime @hasField(Data.Entry, "conflicted")) { 413 entry.conflicted = if (conflict_set) |conflicts| try conflicts.contains(order_key) else false; 414 } 415 return entry; 416 } 417 418 // a thread's assignees, each named after the user holding its email when one does 419 fn loadAssignees( 420 comptime hash_kind: hash.HashKind, 421 arena: *std.heap.ArenaAllocator, 422 admin_moment: ?evt.AdminDB.HashMap(.read_only), 423 haxy_moment: evt.EventDB(hash_kind).HashMap(.read_only), 424 thread_id: []const u8, 425 ) ![]const ui.Assignee { 426 const emails = try evt.Assignment.load(hash_kind, arena, haxy_moment, thread_id); 427 const assignees = try arena.allocator().alloc(ui.Assignee, emails.len); 428 for (assignees, emails) |*assignee, email| { 429 const user = if (admin_moment) |moment| try evt.User.readByEmail(evt.AdminDB, evt.admin_repo_opts.hash, moment, arena, email) else null; 430 assignee.* = .{ .email = email, .name = if (user) |u| u.name else null }; 431 } 432 return assignees; 433 } 434 435 // the url-encoded assignee filter a thread page carries, "" for kinds without one 436 fn assigneeFilter(data: anytype) []const u8 { 437 return if (@hasField(@TypeOf(data.*), "assignee")) data.assignee else ""; 438 } 439 440 // a tab link's route, carrying the page's query when it has one 441 pub fn searchRoute(route_maybe: ?ui.RoutablePage, search: ?[]const u8) !ui.RoutablePage { 442 const route = route_maybe orelse return error.RouteTooLong; 443 const query = search orelse return route; 444 return route.withSearch(query) orelse error.RouteTooLong; 445 } 446 447 // a status tab's label: its listing's count, marked when a search capped it 448 pub fn countLabel(buffer: []u8, name: []const u8, win: anytype) ![]const u8 { 449 return std.fmt.bufPrint(buffer, "{s} ({d}{s})", .{ name, win.count, if (win.more) "+" else "" }); 450 } 451 452 // the common sub-header used by each thread page: the search box, the 453 // assignee box on the issues page, then the tab strip 454 pub const Header = struct { 455 box: wgt.Box(Widget), 456 // focus id -> semantic stack index; some pages omit unavailable tabs 457 tab_ids: std.AutoArrayHashMapUnmanaged(usize, usize), 458 // the tab whose view the stack shows. focus lands on the boxes too, 459 // so the selection is remembered rather than read off the focus chain. 460 selected_tab: ?usize = null, 461 // how many text boxes come before the tabs 462 box_count: usize, 463 464 // which box enter submitted from 465 pub const Submission = struct { kind: enum { search, assignee }, text: []u8 }; 466 467 // the assignee box's label and prefilled text 468 pub const AssigneeBox = struct { label: []const u8, text: []const u8 }; 469 470 // a null `assignee` leaves out the assignee box 471 pub fn init(allocator: std.mem.Allocator, session: *ui.Session, search: ?[]const u8, assignee: ?AssigneeBox) !Header { 472 var box = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .horiz }); 473 errdefer box.deinit(allocator); 474 475 { 476 var search_box = try widget.SearchBox.init(allocator, session, " search ", "search", search); 477 errdefer search_box.deinit(allocator); 478 box.getFocus().child_id = search_box.getFocus().id; 479 try box.children.put(allocator, search_box.getFocus().id, .{ .widget = .{ .search_box = search_box }, .rect = null, .min_size = widget.SearchBox.min_size }); 480 } 481 482 if (assignee) |value| { 483 var assignee_box = try widget.SearchBox.init(allocator, session, value.label, "assignee", value.text); 484 errdefer assignee_box.deinit(allocator); 485 try box.children.put(allocator, assignee_box.getFocus().id, .{ .widget = .{ .search_box = assignee_box }, .rect = null, .min_size = widget.SearchBox.min_size }); 486 } 487 488 return .{ .box = box, .tab_ids = .empty, .box_count = box.children.count() }; 489 } 490 491 pub fn addTab(self: *Header, allocator: std.mem.Allocator, label: []const u8, link: []const u8, view_index: usize) !void { 492 var text_box = try wgt.TextBox.init(allocator, label, .{ .border = .single, .round_corners = true, .wrap_kind = .none }); 493 errdefer text_box.deinit(allocator); 494 text_box.getFocus().mode = .all; 495 text_box.getFocus().kind = .{ .custom = link }; 496 try self.tab_ids.put(allocator, text_box.getFocus().id, view_index); 497 try self.box.children.put(allocator, text_box.getFocus().id, .{ 498 .widget = .{ .text_box = text_box }, 499 .rect = null, 500 .min_size = .{ .width = label.len + 2, .height = null }, 501 }); 502 } 503 504 pub fn select(self: *Header, view_index: usize) void { 505 for (self.tab_ids.values(), 0..) |index, tab| { 506 if (index == view_index) { 507 self.selected_tab = tab; 508 return; 509 } 510 } 511 } 512 513 pub fn deinit(self: *Header, allocator: std.mem.Allocator) void { 514 self.box.deinit(allocator); 515 self.tab_ids.deinit(allocator); 516 } 517 518 pub fn build(self: *Header, allocator: std.mem.Allocator, constraint: layout.Constraint, root_focus: *Focus) !void { 519 self.clearGrid(); 520 // the search box takes focus without changing the view, so the tab it 521 // was last on stays selected 522 if (self.currentTabIndex()) |tab| self.selected_tab = tab; 523 // only the selected tab shows its border 524 const selected_id = if (self.selectedTab()) |tab| self.tab_ids.keys()[tab] else null; 525 for (self.box.children.keys(), self.box.children.values()) |id, *child| { 526 switch (child.widget) { 527 .text_box => |*tb| widget.markSelected(tb, selected_id == id), 528 else => {}, 529 } 530 } 531 // a row taller than the tabs, leaving a blank line beneath them. the 532 // parent sets no min, which would make it lay the focused content out first. 533 var header_constraint = constraint; 534 header_constraint.min_size.height = @max(constraint.min_size.height orelse 0, 4); 535 try self.box.build(allocator, header_constraint, root_focus); 536 } 537 538 pub fn input(self: *Header, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 539 if (self.focusedBox()) |index| { 540 const search_box = self.searchBox(index); 541 // tab, and right-arrow past the last character, step to the next box or the tabs 542 if (key == .tab or (key == .arrow_right and search_box.atEnd())) { 543 root_focus.setFocus(if (index + 1 < self.box_count) self.searchBox(index + 1).getFocus().id else self.tab_ids.keys()[0]); 544 return; 545 } 546 // back-tab, and left-arrow before the first character, step to the previous box 547 if (index > 0 and (key == .back_tab or (key == .arrow_left and search_box.text_input.cursor == 0))) { 548 root_focus.setFocus(self.searchBox(index - 1).getFocus().id); 549 return; 550 } 551 return search_box.input(allocator, key, root_focus); 552 } 553 const current_tab = self.currentTabIndex() orelse return; 554 if (key == .back_tab or (key == .arrow_left and current_tab == 0)) { 555 // remembered here as well as in build, which may not run between keys 556 self.selected_tab = current_tab; 557 root_focus.setFocus(self.searchBox(self.box_count - 1).getFocus().id); 558 return; 559 } 560 if (inp.moveTab(key, current_tab, self.tab_ids.count())) |new_tab| { 561 root_focus.setFocus(self.tab_ids.keys()[new_tab]); 562 } 563 } 564 565 // the typed text when enter should submit it: a box holds focus. the 566 // caller owns the returned text. 567 pub fn submittedText(self: *Header, allocator: std.mem.Allocator) !?Submission { 568 const index = self.focusedBox() orelse return null; 569 return .{ .kind = if (index == 0) .search else .assignee, .text = try self.searchBox(index).text(allocator) }; 570 } 571 572 // the index of the box holding focus, if one does 573 fn focusedBox(self: *Header) ?usize { 574 const child_id = self.box.getFocus().child_id orelse return null; 575 const index = self.box.children.getIndex(child_id) orelse return null; 576 return if (index < self.box_count) index else null; 577 } 578 579 fn searchBox(self: *Header, index: usize) *widget.SearchBox { 580 return &self.box.children.values()[index].widget.search_box; 581 } 582 583 pub fn clearGrid(self: *Header) void { 584 self.box.clearGrid(); 585 } 586 587 pub fn getGrid(self: Header) ?Grid { 588 return self.box.getGrid(); 589 } 590 591 pub fn getFocus(self: *Header) *Focus { 592 return self.box.getFocus(); 593 } 594 595 pub fn getSelectedIndex(self: Header) ?usize { 596 const tab = self.selectedTab() orelse return null; 597 return self.tab_ids.values()[tab]; 598 } 599 600 // the focused tab, or the one focus last left behind 601 fn selectedTab(self: Header) ?usize { 602 return self.currentTabIndex() orelse self.selected_tab; 603 } 604 605 fn currentTabIndex(self: Header) ?usize { 606 const child_id = self.box.focus.child_id orelse return null; 607 return self.tab_ids.getIndex(child_id); 608 } 609 }; 610 611 // the selected thread's scrollable contents, shared by repo and fork views 612 // the assignee row's form action, which also identifies the row 613 const assign_suffix = "/assign"; 614 615 // an input that assigns on enter, in a form of its own 616 fn appendAssigneeRow(allocator: std.mem.Allocator, box: *wgt.Box(Widget), session: *ui.Session, thread_url: []const u8) !void { 617 const pa = session.page_arena.allocator(); 618 var row = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .horiz }); 619 errdefer row.deinit(allocator); 620 row.getFocus().kind = .{ .custom = try pa.print("form:{s}" ++ assign_suffix, .{thread_url}) }; 621 622 var text_input = try wgt.TextInput.init(allocator, .{ .name = "assignee", .visible_width = 30, .round_corners = true, .render_content = session.is_terminal }); 623 errdefer text_input.deinit(allocator); 624 text_input.getFocus().mode = .all; 625 if (session.formFeedback(.assignment)) |saved| try text_input.setContent(allocator, saved.text); 626 row.getFocus().child_id = text_input.getFocus().id; 627 try row.children.put(allocator, text_input.getFocus().id, .{ .widget = .{ .text_input = text_input }, .rect = null, .min_size = .{ .width = null, .height = 3 } }); 628 629 try box.children.put(allocator, row.getFocus().id, .{ .widget = .{ .box = row }, .rect = null, .min_size = null }); 630 } 631 632 const unassign_suffix = "/unassign"; 633 const assignee_seg = "/assignee:"; 634 635 // one row per assignee: its name or email, linking to the issues assigned to 636 // it, and for an editor a ✕ that unassigns 637 fn appendAssignedRows( 638 allocator: std.mem.Allocator, 639 box: *wgt.Box(Widget), 640 session: *ui.Session, 641 thread_url: []const u8, 642 assignees: []const ui.Assignee, 643 links: []const []const u8, 644 can_modify: bool, 645 ) !void { 646 const pa = session.page_arena.allocator(); 647 for (assignees, links) |assignee, link| { 648 var row = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .horiz }); 649 errdefer row.deinit(allocator); 650 651 var tb = try wgt.TextBox.init(allocator, assignee.display(), .{ .border = .single, .round_corners = true, .wrap_kind = .none, .top_label = .{ .text = " assigned " } }); 652 errdefer tb.deinit(allocator); 653 tb.getFocus().mode = .all; 654 tb.getFocus().kind = .{ .custom = link }; 655 try row.children.put(allocator, tb.getFocus().id, .{ .widget = .{ .text_box = tb }, .rect = null, .min_size = null }); 656 657 if (can_modify) { 658 const action = try pa.print("{s}" ++ assignee_seg ++ "{s}" ++ unassign_suffix, .{ thread_url, try ui.urlEncodeRef(pa, assignee.email) }); 659 // the web renders a submit button only inside a form 660 row.getFocus().kind = .{ .custom = try pa.print("form:{s}", .{action}) }; 661 var remove = try wgt.TextBox.init(allocator, "✕", .{ .border = .single, .round_corners = true, .wrap_kind = .none }); 662 errdefer remove.deinit(allocator); 663 remove.getFocus().mode = .all; 664 remove.getFocus().kind = .{ .custom = try pa.print("{s}{s}", .{ ui.submit_action_prefix, action }) }; 665 try row.children.put(allocator, remove.getFocus().id, .{ .widget = .{ .text_box = remove }, .rect = null, .min_size = .{ .width = 3, .height = null } }); 666 } 667 668 row.getFocus().child_id = row.children.keys()[0]; 669 try box.children.put(allocator, row.getFocus().id, .{ .widget = .{ .box = row }, .rect = null, .min_size = null }); 670 } 671 } 672 673 // the url-encoded email an assignee row's ✕ unassigns 674 fn unassignEmail(row: *wgt.Box(Widget)) ?[]const u8 { 675 if (row.children.count() < 2) return null; 676 const action = switch (row.children.values()[1].widget.getFocus().kind) { 677 .custom => |custom| custom, 678 else => return null, 679 }; 680 if (!std.mem.startsWith(u8, action, ui.submit_action_prefix) or !std.mem.endsWith(u8, action, unassign_suffix)) return null; 681 const at = std.mem.lastIndexOf(u8, action, assignee_seg) orelse return null; 682 return action[at + assignee_seg.len .. action.len - unassign_suffix.len]; 683 } 684 685 // whether `row` is the assignee row 686 fn isAssigneeRow(row: *wgt.Box(Widget)) bool { 687 const action = switch (row.getFocus().kind) { 688 .custom => |custom| custom, 689 else => return false, 690 }; 691 return std.mem.startsWith(u8, action, "form:") and std.mem.endsWith(u8, action, assign_suffix); 692 } 693 694 // label the row's input for this frame and register it for the web form 695 // handling 696 fn buildAssigneeRow(row: *wgt.Box(Widget), session: *ui.Session, root_focus: *Focus) !void { 697 const text_input = &row.children.values()[0].widget.text_input; 698 const local = session.data.host_kind == .local; 699 const failure = if (session.formFeedback(.assignment)) |saved| saved.failure else null; 700 text_input.options.top_label.text = if (failure) |value| switch (value) { 701 .not_found => " assign by name or email (not found) ", 702 .not_an_email => if (local) " assign by email (not an email) " else " assign by name or email (not an email) ", 703 .already_assigned => if (local) " assign by email (already assigned) " else " assign by name or email (already assigned) ", 704 } else if (local) " assign by email " else " assign by name or email "; 705 text_input.options.bottom_label.text = if (root_focus.grandchild_id == text_input.getFocus().id) " press enter " else ""; 706 try session.text_inputs.put(session.arena.allocator(), text_input.getFocus().id, text_input); 707 } 708 709 pub fn Detail(comptime kind: evt.EventKind, comptime Data: type) type { 710 const Entry = Data.Entry; 711 const Event = Data.Event; 712 const Status = Data.Status; 713 const has_status = @hasField(Event, "status"); 714 const supports_conflicts = Event.merge_policy == .field_conflicts; 715 const supports_drafts = @hasField(Data, "drafts"); 716 const supports_forks = @hasField(Entry, "fork_exists"); 717 const supports_merge = @hasDecl(Data, "mergeRoute"); 718 return struct { 719 const This = @This(); 720 const thread_name = Data.thread_name; 721 722 pub const Exit = enum { none, list, header }; 723 pub const Options = struct { actions: bool = true }; 724 725 scroll: wgt.Scroll(Widget), 726 data: *const Data, 727 session: *ui.Session, 728 entry: ?Entry, 729 title_id: ?usize, 730 description_id: ?usize, 731 author_id: ?usize, 732 actions: bool, 733 exit: Exit, 734 735 const tool_row_index: usize = 0; 736 737 pub fn init(allocator: std.mem.Allocator, data: *const Data, session: *ui.Session, entry: ?Entry, options: Options) !This { 738 var content = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .vert }); 739 errdefer content.deinit(allocator); 740 var detail_scroll = try wgt.Scroll(Widget).init(allocator, .{ .box = content }, .{ .direction = .vert, .web_native = !session.is_terminal, .fill = true }); 741 errdefer detail_scroll.deinit(allocator); 742 743 var self: This = .{ 744 .scroll = detail_scroll, 745 .data = data, 746 .session = session, 747 .entry = null, 748 .title_id = null, 749 .description_id = null, 750 .author_id = null, 751 .actions = options.actions, 752 .exit = .none, 753 }; 754 if (entry) |value| try self.setEntry(allocator, value); 755 return self; 756 } 757 758 pub fn deinit(self: *This, allocator: std.mem.Allocator) void { 759 self.scroll.deinit(allocator); 760 } 761 762 pub fn build(self: *This, allocator: std.mem.Allocator, constraint: layout.Constraint, root_focus: *Focus) !void { 763 self.clearGrid(); 764 if (kind == .issue) { 765 for (self.inner().children.values()) |*child| switch (child.widget) { 766 .box => |*row| if (isAssigneeRow(row)) try buildAssigneeRow(row, self.session, root_focus), 767 else => {}, 768 }; 769 } 770 try self.scroll.build(allocator, constraint, root_focus); 771 } 772 773 pub fn input(self: *This, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 774 _ = try self.inputWithExit(allocator, key, root_focus); 775 } 776 777 pub fn clearGrid(self: *This) void { 778 self.scroll.clearGrid(); 779 } 780 781 pub fn getGrid(self: This) ?Grid { 782 return self.scroll.getGrid(); 783 } 784 785 pub fn getFocus(self: *This) *Focus { 786 return self.scroll.getFocus(); 787 } 788 789 fn inner(self: *This) *wgt.Box(Widget) { 790 return &self.scroll.child.box; 791 } 792 793 fn toolRow(self: *This) *wgt.Box(Widget) { 794 return &self.inner().children.values()[tool_row_index].widget.box; 795 } 796 797 fn entryConflicted(entry: Entry) bool { 798 return if (supports_conflicts) entry.conflicted else false; 799 } 800 801 fn entryStatus(entry: Entry) Status { 802 if (comptime has_status) return Data.statusKind(entry.record.event); 803 return @fromBackingInt(@intCast(0)); 804 } 805 806 fn entryDraft(entry: Entry) bool { 807 return if (supports_drafts) entry.draft else false; 808 } 809 810 const StatusChange = struct { 811 action: []const u8, 812 status: Status, 813 }; 814 815 fn statusChange(status: Status) ?StatusChange { 816 const name = @tagName(status); 817 if (std.mem.eql(u8, name, "open")) return .{ 818 .action = "close", 819 .status = std.meta.stringToEnum(Status, "closed") orelse return null, 820 }; 821 if (std.mem.eql(u8, name, "closed")) return .{ 822 .action = "open", 823 .status = std.meta.stringToEnum(Status, "open") orelse return null, 824 }; 825 return null; 826 } 827 828 fn listRoute(identity: []const u8, status: Status, label: []const u8, selected: []const u8) ?ui.RoutablePage { 829 return Data.listRoute(identity, status, label, selected); 830 } 831 832 fn draftsRoute(identity: []const u8) ?ui.RoutablePage { 833 return if (supports_drafts) Data.draftsRoute(identity) else null; 834 } 835 836 fn publishRoute(identity: []const u8, selected: []const u8) ?ui.RoutablePage { 837 return if (supports_drafts) Data.publishRoute(identity, selected) else null; 838 } 839 840 fn mergeRoute(identity: []const u8, selected: []const u8) ?ui.RoutablePage { 841 return if (supports_merge) Data.mergeRoute(identity, selected) else null; 842 } 843 844 fn resolveRoute(identity: []const u8, selected: []const u8, picks: []const u8) ?ui.RoutablePage { 845 return if (supports_conflicts) Data.resolveRoute(identity, selected, picks) else null; 846 } 847 848 // a list link keeps the filters the page carries: the label, and the 849 // search query and url-encoded assignee when set 850 fn listLink(page_arena: *std.heap.ArenaAllocator, identity: []const u8, status: Status, label: []const u8, id: []const u8, search: []const u8, assignee: []const u8) ![]const u8 { 851 var route = listRoute(identity, status, label, id) orelse return error.RouteTooLong; 852 if (search.len != 0) route = route.withSearch(search) orelse return error.RouteTooLong; 853 if (assignee.len != 0) route = route.withEncodedAssignee(assignee) orelse return error.RouteTooLong; 854 return page_arena.allocator().print("a:{s}", .{try route.toUrl(page_arena)}); 855 } 856 857 fn labelLink(page_arena: *std.heap.ArenaAllocator, identity: []const u8, status: Status, label: []const u8, search: []const u8, assignee: []const u8) ![]const u8 { 858 const encoded = try ui.urlEncodeRef(page_arena.allocator(), label); 859 return listLink(page_arena, identity, status, encoded, "", search, assignee); 860 } 861 862 fn addToolButton(allocator: std.mem.Allocator, row: *wgt.Box(Widget), label: []const u8, bottom_label: []const u8, action: []const u8) !void { 863 var button = try wgt.TextBox.init(allocator, label, .{ .border = .single, .round_corners = true, .wrap_kind = .none, .bottom_label = .{ .text = bottom_label } }); 864 errdefer button.deinit(allocator); 865 button.getFocus().mode = .all; 866 button.getFocus().kind = .{ .custom = action }; 867 try row.children.put(allocator, button.getFocus().id, .{ .widget = .{ .text_box = button }, .rect = null, .min_size = .{ .width = @max(try xitui.width.displayWidth(label), try xitui.width.displayWidth(bottom_label)) + 2, .height = null } }); 868 } 869 870 pub fn setEntry(self: *This, allocator: std.mem.Allocator, entry: Entry) !void { 871 const inner_box = self.inner(); 872 const description_page = self.data.description_page and std.mem.eql(u8, entry.id, self.data.selected_id); 873 const comment_page = if (std.mem.eql(u8, entry.id, self.data.selected_id)) self.data.comment_page else null; 874 875 for (inner_box.children.values()) |*child| child.widget.deinit(allocator); 876 inner_box.children.clearAndFree(allocator); 877 inner_box.getFocus().child_id = null; 878 self.entry = entry; 879 self.title_id = null; 880 self.author_id = null; 881 882 { 883 var row = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .horiz }); 884 errdefer row.deinit(allocator); 885 try inner_box.children.put(allocator, row.getFocus().id, .{ .widget = .{ .box = row }, .rect = null, .min_size = null }); 886 } 887 if (self.actions and !description_page and comment_page == null) { 888 const row = self.toolRow(); 889 const pa = self.session.page_arena.allocator(); 890 891 if (supports_forks and self.session.data.current_page.parent() == .fork) { 892 // the fork page's own tabs show the diff and commits 893 const route = ui.RoutablePage.repoPatchesRoute(self.data.identity, .open, "", entry.id) orelse return error.RouteTooLong; 894 try addToolButton(allocator, row, "view on target repo", "", try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 895 } else if (supports_forks) { 896 if (try Data.diffRoute(self.data.identity, entry)) |route| { 897 try addToolButton(allocator, row, "view diff", "", try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 898 } 899 if (try Data.commitsRoute(self.data.identity, entry)) |route| { 900 const label = if (entry.commit_count) |count| try pa.print("view commits ({d})", .{count}) else "view commits"; 901 try addToolButton(allocator, row, label, "", try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 902 } 903 } 904 905 { 906 var spacer = try Spacer.init(allocator); 907 errdefer spacer.deinit(allocator); 908 try row.children.put(allocator, spacer.getFocus().id, .{ .widget = .{ .spacer = spacer }, .rect = null, .min_size = null }); 909 } 910 911 if (comptime supports_merge) { 912 if (Data.canMerge(entry, self.session)) { 913 const route = mergeRoute(self.data.identity, entry.id) orelse return error.RouteTooLong; 914 try addToolButton(allocator, row, "merge", mergeBottomLabel(entry.mergeability.status()), try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 915 } 916 } 917 918 if (supports_drafts and entryDraft(entry)) { 919 const route = publishRoute(self.data.identity, entry.id) orelse return error.RouteTooLong; 920 try addToolButton(allocator, row, "publish", "", try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 921 const edit_route = ui.RoutablePage.repoThreadEditRoute(kind, self.data.identity, entry.id) orelse return error.RouteTooLong; 922 try addToolButton(allocator, row, "edit", "", try pa.print("a:{s}", .{try edit_route.toUrl(self.session.page_arena)})); 923 const remove_route = ui.RoutablePage.repoThreadRemoveRoute(kind, self.data.identity, entry.id, "") orelse return error.RouteTooLong; 924 try addToolButton(allocator, row, "✕", "", try pa.print("a:{s}", .{try remove_route.toUrl(self.session.page_arena)})); 925 } else { 926 if (!self.session.is_terminal and !entryConflicted(entry)) { 927 const label = "add attachment"; 928 const action = if (self.data.identity.len == 0) 929 try pa.print("{s}/{s}:{s}/attach", .{ ui.file_input_prefix, @tagName(kind), entry.id }) 930 else 931 try pa.print("{s}/{s}/{s}:{s}/attach", .{ ui.file_input_prefix, self.data.identity, @tagName(kind), entry.id }); 932 try addToolButton(allocator, row, label, "", action); 933 } 934 935 const conflicted = supports_conflicts and entryConflicted(entry); 936 if (conflicted) { 937 const route = resolveRoute(self.data.identity, entry.id, "") orelse return error.RouteTooLong; 938 try addToolButton(allocator, row, "resolve conflict", "", try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 939 } else if (has_status) { 940 if (statusChange(entryStatus(entry))) |change| { 941 const route = ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong; 942 row.getFocus().kind = .{ .custom = try pa.print("form:{s}/{s}", .{ try route.toUrl(self.session.page_arena), change.action }) }; 943 try addToolButton(allocator, row, change.action, "", "submit"); 944 } 945 } 946 947 if (entry.notify_action) |mode| { 948 const route = ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong; 949 const action = try pa.print("{s}/{s}", .{ try route.toUrl(self.session.page_arena), @tagName(mode) }); 950 // a status change already made the row a form, which the button's own action overrides 951 if (row.getFocus().kind != .custom) row.getFocus().kind = .{ .custom = try pa.print("form:{s}", .{action}) }; 952 try addToolButton(allocator, row, @tagName(mode), "", try pa.print("{s}{s}", .{ ui.submit_action_prefix, action })); 953 } 954 955 if (!conflicted) { 956 const route = ui.RoutablePage.repoThreadEditRoute(kind, self.data.identity, entry.id) orelse return error.RouteTooLong; 957 try addToolButton(allocator, row, "edit", "", try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 958 } 959 960 const route = ui.RoutablePage.repoThreadRemoveRoute(kind, self.data.identity, entry.id, "") orelse return error.RouteTooLong; 961 try addToolButton(allocator, row, "✕", "", try pa.print("a:{s}", .{try route.toUrl(self.session.page_arena)})); 962 } 963 } 964 965 if (supports_drafts and !description_page and comment_page == null) 966 try self.data.appendDetails(allocator, inner_box, self.session, entry); 967 968 if (comment_page) |comment_view| { 969 var back_label_buf: ["← back to ".len + thread_name.len]u8 = undefined; 970 const back_label = try std.fmt.bufPrint(&back_label_buf, "← back to {s}", .{thread_name}); 971 var back = try Comment.linkBox(allocator, self.session, back_label, ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong); 972 errdefer back.deinit(allocator); 973 try inner_box.children.put(allocator, back.getFocus().id, .{ .widget = .{ .text_box = back }, .rect = null, .min_size = null }); 974 975 try Comment.appendComment(allocator, inner_box, self.session, self.data.identity, kind, self.data.viewer != null, comment_view.selected); 976 try Comment.appendCount(allocator, inner_box, comment_view.replies.count, "reply", "replies"); 977 for (comment_view.replies.comments) |comment| try Comment.appendComment(allocator, inner_box, self.session, self.data.identity, kind, self.data.viewer != null, comment); 978 try Comment.appendWindowNav(allocator, inner_box, self.session, self.data.identity, kind, &comment_view.selected.comment.event.thread_id, &comment_view.selected.id, comment_view.replies); 979 980 var spacer = try Spacer.init(allocator); 981 errdefer spacer.deinit(allocator); 982 try inner_box.children.put(allocator, spacer.getFocus().id, .{ .widget = .{ .spacer = spacer }, .rect = null, .min_size = null }); 983 984 inner_box.getFocus().child_id = inner_box.children.keys()[tool_row_index + 1]; 985 self.resetScroll(); 986 return; 987 } 988 989 if (description_page) { 990 var back_label_buf: ["← back to ".len + thread_name.len]u8 = undefined; 991 const back_label = try std.fmt.bufPrint(&back_label_buf, "← back to {s}", .{thread_name}); 992 var text_box = try wgt.TextBox.init(allocator, back_label, .{ .border = .single, .round_corners = true, .wrap_kind = .none }); 993 errdefer text_box.deinit(allocator); 994 text_box.getFocus().mode = .all; 995 text_box.getFocus().kind = .{ .custom = try listLink(self.session.page_arena, self.data.identity, entryStatus(entry), "", entry.id, self.data.search orelse "", "") }; 996 try inner_box.children.put(allocator, text_box.getFocus().id, .{ .widget = .{ .text_box = text_box }, .rect = null, .min_size = null }); 997 self.title_id = text_box.getFocus().id; 998 } else { 999 var title = try wgt.TextBox.init(allocator, entry.record.event.title, .{ .border = .single, .round_corners = true, .wrap_kind = .word, .top_label = .{ .text = " title " } }); 1000 errdefer title.deinit(allocator); 1001 title.getFocus().mode = .all; 1002 try inner_box.children.put(allocator, title.getFocus().id, .{ .widget = .{ .text_box = title }, .rect = null, .min_size = null }); 1003 self.title_id = title.getFocus().id; 1004 1005 { 1006 var row = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .horiz }); 1007 errdefer row.deinit(allocator); 1008 var author = try ui.authorBox(allocator, self.session.page_arena, entry.author); 1009 errdefer author.deinit(allocator); 1010 try row.children.put(allocator, author.getFocus().id, .{ .widget = .{ .text_box = author }, .rect = null, .min_size = null }); 1011 const timestamp = try ui.timestamp.format(self.session.page_arena.allocator(), std.math.cast(i64, entry.record.created_timestamp) orelse -1, try self.session.nowSeconds()); 1012 var time = try wgt.TextBox.init(allocator, timestamp.relative, .{ .border = .single, .round_corners = true, .wrap_kind = .none, .bottom_label = .{ .text = timestamp.exact } }); 1013 errdefer time.deinit(allocator); 1014 time.getFocus().mode = .all; 1015 try row.children.put(allocator, time.getFocus().id, .{ .widget = .{ .text_box = time }, .rect = null, .min_size = null }); 1016 row.getFocus().child_id = author.getFocus().id; 1017 self.author_id = row.getFocus().id; 1018 try inner_box.children.put(allocator, row.getFocus().id, .{ .widget = .{ .box = row }, .rect = null, .min_size = null }); 1019 } 1020 1021 var items: std.ArrayList(WordFlow.Item) = .empty; 1022 defer items.deinit(allocator); 1023 var label_iter = Event.labelIterator(entry.record.event.labels); 1024 while (label_iter.next()) |label| { 1025 if (label.len == 0) continue; 1026 try items.append(allocator, .{ .text = label, .link = try labelLink(self.session.page_arena, self.data.identity, entryStatus(entry), label, self.data.search orelse "", assigneeFilter(self.data)) }); 1027 } 1028 if (items.items.len > 0) { 1029 var labels = try WordFlow.init(allocator); 1030 errdefer labels.deinit(allocator); 1031 try labels.setItems(allocator, items.items); 1032 try inner_box.children.put(allocator, labels.getFocus().id, .{ .widget = .{ .word_flow = labels }, .rect = null, .min_size = null }); 1033 } 1034 } 1035 1036 if (kind == .issue) { 1037 const pa = self.session.page_arena.allocator(); 1038 const parent_route = ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong; 1039 const thread_url = try parent_route.toUrl(self.session.page_arena); 1040 if (entry.can_modify) try appendAssigneeRow(allocator, inner_box, self.session, thread_url); 1041 // every viewer gets each assignee as a link to the issues assigned to it 1042 const links = try pa.alloc([]const u8, entry.assignees.len); 1043 for (links, entry.assignees) |*link, assignee| link.* = try listLink(self.session.page_arena, self.data.identity, entryStatus(entry), self.data.label, "", self.data.search orelse "", try ui.urlEncodeRef(pa, assignee.display())); 1044 try appendAssignedRows(allocator, inner_box, self.session, thread_url, entry.assignees, links, entry.can_modify); 1045 } 1046 1047 const whole = entry.record.event.description; 1048 const preview_end = if (description_page) null else ui.detailPreviewEnd(whole); 1049 const shown = if (preview_end) |end| 1050 std.mem.trimEnd(u8, whole[0..end], " \t\r\n") 1051 else if (whole.len == 0) 1052 "(no description)" 1053 else 1054 whole; 1055 var description = try Markdown.Frame.init(allocator, shown, " description ", if (preview_end != null) " click or press enter to see more " else "", self.session.page_arena); 1056 errdefer description.deinit(allocator); 1057 if (preview_end != null) { 1058 const route = ui.RoutablePage.repoThreadDescriptionRoute(kind, self.data.identity, entry.id) orelse return error.RouteTooLong; 1059 description.body().kind = .{ .custom = try self.session.page_arena.allocator().print("a:{s}", .{try route.toUrl(self.session.page_arena)}) }; 1060 } 1061 try inner_box.children.put(allocator, description.getFocus().id, .{ .widget = .{ .markdown_frame = description }, .rect = null, .min_size = null }); 1062 self.description_id = description.getFocus().id; 1063 1064 if (!supports_drafts or !entryDraft(entry)) { 1065 const parent_route = ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong; 1066 const parent_url = try parent_route.toUrl(self.session.page_arena); 1067 try Attachment.appendRows(allocator, inner_box, self.session, self.data.identity, parent_url, entry.attachments); 1068 1069 if (!description_page) { 1070 if (self.data.viewer != null) { 1071 var reply = try Comment.linkBox(allocator, self.session, "new comment", ui.RoutablePage.repoThreadCommentNewRoute(kind, self.data.identity, entry.id, "") orelse return error.RouteTooLong); 1072 errdefer reply.deinit(allocator); 1073 try inner_box.children.put(allocator, reply.getFocus().id, .{ .widget = .{ .text_box = reply }, .rect = null, .min_size = null }); 1074 } 1075 1076 try Comment.appendCount(allocator, inner_box, entry.comments.count, "comment", "comments"); 1077 for (entry.comments.comments) |comment| try Comment.appendComment(allocator, inner_box, self.session, self.data.identity, kind, self.data.viewer != null, comment); 1078 try Comment.appendWindowNav(allocator, inner_box, self.session, self.data.identity, kind, entry.id, null, entry.comments); 1079 } 1080 } 1081 1082 if (!description_page) { 1083 var spacer = try Spacer.init(allocator); 1084 errdefer spacer.deinit(allocator); 1085 try inner_box.children.put(allocator, spacer.getFocus().id, .{ .widget = .{ .spacer = spacer }, .rect = null, .min_size = null }); 1086 } 1087 1088 _ = self.focusFirst(null); 1089 self.resetScroll(); 1090 } 1091 1092 fn resetScroll(self: *This) void { 1093 const detail_scroll = &self.scroll; 1094 detail_scroll.x = 0; 1095 detail_scroll.y = 0; 1096 detail_scroll.getFocus().version +%= 1; 1097 } 1098 1099 pub fn inputWithExit(self: *This, allocator: std.mem.Allocator, raw_key: Key, root_focus: *Focus) !Exit { 1100 self.exit = .none; 1101 const key: Key = switch (raw_key) { 1102 .scroll_up => .arrow_up, 1103 .scroll_down => .arrow_down, 1104 else => raw_key, 1105 }; 1106 1107 // a focused assignee input keeps its editing keys 1108 if (key == .home or key == .end) if (self.focusedAssigneeInput(root_focus)) |text_input| { 1109 try text_input.input(allocator, key, root_focus); 1110 return self.exit; 1111 }; 1112 1113 switch (key) { 1114 .page_up => self.pageDetail(root_focus, -10), 1115 .page_down => self.pageDetail(root_focus, 10), 1116 .home => self.jump(root_focus, false), 1117 .end => self.jump(root_focus, true), 1118 // tab steps between the links of a focused description or 1119 // comment; the web leaves it to the browser 1120 .tab, .back_tab => if (self.session.is_terminal) if (self.focusedChild(root_focus)) |index| if (self.focusedFrame(index)) |frame| { 1121 try frame.frame.stepLink(allocator, root_focus, &self.scroll, frame.x, frame.y, key == .tab); 1122 }, 1123 else => { 1124 const entry = self.entry orelse return self.exit; 1125 if (self.data.comment_page != null and std.mem.eql(u8, entry.id, self.data.selected_id)) { 1126 self.commentInput(key, root_focus); 1127 } else if (self.toolRowFocused(root_focus)) { 1128 try self.toolRowInput(allocator, key, root_focus); 1129 } else { 1130 try self.childInput(allocator, key, root_focus); 1131 } 1132 }, 1133 } 1134 return self.exit; 1135 } 1136 1137 // the assignee row's input, when it holds focus 1138 fn focusedAssigneeInput(self: *This, root_focus: *Focus) ?*wgt.TextInput { 1139 const child_index = self.focusedChild(root_focus) orelse return null; 1140 const child = &self.inner().children.values()[child_index].widget; 1141 if (child.* != .box or !isAssigneeRow(&child.box)) return null; 1142 const text_input = &child.box.children.values()[0].widget.text_input; 1143 return if (root_focus.grandchild_id == text_input.getFocus().id) text_input else null; 1144 } 1145 1146 fn childInput(self: *This, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 1147 const child_index = self.focusedChild(root_focus) orelse return; 1148 const inner_box = self.inner(); 1149 const child_id = inner_box.children.keys()[child_index]; 1150 const child = &inner_box.children.values()[child_index].widget; 1151 1152 if (child_id == self.title_id) { 1153 switch (key) { 1154 .arrow_left => self.exit = .list, 1155 .arrow_up => if (!self.moveVertical(root_focus, false)) { 1156 self.exit = .header; 1157 }, 1158 .arrow_down => _ = self.moveVertical(root_focus, true), 1159 else => {}, 1160 } 1161 return; 1162 } 1163 if (child_id == self.author_id) { 1164 switch (key) { 1165 .arrow_left => if (!self.moveHorizontal(root_focus, false)) { 1166 self.exit = .list; 1167 }, 1168 .arrow_right => _ = self.moveHorizontal(root_focus, true), 1169 .arrow_up => _ = self.moveVertical(root_focus, false), 1170 .arrow_down => _ = self.moveVertical(root_focus, true), 1171 else => {}, 1172 } 1173 return; 1174 } 1175 if (child_id == self.description_id) { 1176 self.descriptionInput(key, root_focus); 1177 return; 1178 } 1179 1180 switch (child.*) { 1181 .word_flow => |*labels| self.labelsInput(child_index, labels, key, root_focus), 1182 .copyable_text => |*copyable| switch (key) { 1183 .arrow_up => if (!self.moveVertical(root_focus, false)) { 1184 self.exit = .header; 1185 }, 1186 .arrow_down => _ = self.moveVertical(root_focus, true), 1187 .arrow_left => if (copyable.selected == 0) { 1188 self.exit = .list; 1189 } else try copyable.input(allocator, key, root_focus), 1190 else => try copyable.input(allocator, key, root_focus), 1191 }, 1192 .box => |*row| if (isAssigneeRow(row)) { 1193 try self.assigneeInput(allocator, row, key, root_focus); 1194 } else if (Attachment.removeId(row)) |attachment_id| { 1195 if (self.removableRowInput(row, key, root_focus)) try self.removeEvent(allocator, .attach, attachment_id); 1196 } else if (unassignEmail(row)) |encoded| { 1197 if (self.removableRowInput(row, key, root_focus)) try self.unassign(allocator, std.Uri.percentDecodeInPlace(try self.session.page_arena.allocator().dupe(u8, encoded))); 1198 } else self.commentInput(key, root_focus), 1199 else => self.commentInput(key, root_focus), 1200 } 1201 } 1202 1203 fn toolRowInput(self: *This, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 1204 const row = self.toolRow(); 1205 const child_id = row.getFocus().child_id orelse return; 1206 const cur = row.children.getIndex(child_id) orelse return; 1207 const action: []const u8 = switch (row.children.values()[cur].widget.getFocus().kind) { 1208 .custom => |custom| custom, 1209 else => "", 1210 }; 1211 const on_primary = std.mem.eql(u8, action, "submit"); 1212 // the notify button is the row's only one with its own action 1213 const on_notify = std.mem.startsWith(u8, action, ui.submit_action_prefix); 1214 switch (key) { 1215 .arrow_left => { 1216 var previous = cur; 1217 while (previous > 0) { 1218 previous -= 1; 1219 if (row.children.values()[previous].widget.getFocus().mode != .all) continue; 1220 root_focus.setFocus(row.children.keys()[previous]); 1221 return; 1222 } 1223 self.exit = .list; 1224 }, 1225 .arrow_right => { 1226 var next = cur + 1; 1227 while (next < row.children.count()) : (next += 1) { 1228 if (row.children.values()[next].widget.getFocus().mode != .all) continue; 1229 root_focus.setFocus(row.children.keys()[next]); 1230 return; 1231 } 1232 }, 1233 .arrow_up => self.exit = .header, 1234 .arrow_down => _ = self.moveVertical(root_focus, true), 1235 .enter => if (on_primary) { 1236 try self.primaryAction(allocator); 1237 } else if (on_notify) try self.changeNotify(allocator), 1238 .mouse => |mouse| if (inp.leftClickOn(root_focus, child_id, mouse)) { 1239 if (on_primary) { 1240 try self.primaryAction(allocator); 1241 } else if (on_notify) try self.changeNotify(allocator); 1242 }, 1243 else => {}, 1244 } 1245 } 1246 1247 fn primaryAction(self: *This, allocator: std.mem.Allocator) !void { 1248 try self.toggleStatus(allocator); 1249 } 1250 1251 fn descriptionInput(self: *This, key: Key, root_focus: *Focus) void { 1252 switch (key) { 1253 .arrow_left => self.exit = .list, 1254 .arrow_up => _ = self.moveVertical(root_focus, false), 1255 .arrow_down => _ = self.moveVertical(root_focus, true), 1256 else => {}, 1257 } 1258 } 1259 1260 fn commentInput(self: *This, key: Key, root_focus: *Focus) void { 1261 switch (key) { 1262 .arrow_left => if (!self.moveHorizontal(root_focus, false)) { 1263 self.exit = .list; 1264 }, 1265 .arrow_right => _ = self.moveHorizontal(root_focus, true), 1266 .arrow_up => _ = self.moveVertical(root_focus, false), 1267 .arrow_down => _ = self.moveVertical(root_focus, true), 1268 else => {}, 1269 } 1270 } 1271 1272 fn pageDetail(self: *This, root_focus: *Focus, delta: isize) void { 1273 if (!self.session.is_terminal) return; 1274 const detail_scroll = &self.scroll; 1275 detail_scroll.y += delta; 1276 detail_scroll.clampToContent(); 1277 self.focusVisible(root_focus, delta > 0); 1278 } 1279 1280 fn jump(self: *This, root_focus: *Focus, to_end: bool) void { 1281 if (self.session.is_terminal) { 1282 const detail_scroll = &self.scroll; 1283 detail_scroll.y = if (to_end) std.math.maxInt(isize) else 0; 1284 detail_scroll.clampToContent(); 1285 self.focusVisible(root_focus, to_end); 1286 } else { 1287 const focus = self.inner().getFocus(); 1288 var chosen: ?usize = null; 1289 for (focus.children.keys(), focus.children.values()) |id, child| { 1290 if (child.focus.mode != .all) continue; 1291 chosen = id; 1292 if (!to_end) break; 1293 } 1294 if (chosen) |id| root_focus.setFocus(id); 1295 } 1296 } 1297 1298 fn rectVisible(self: *This, rect: layout.IRect) bool { 1299 const detail_scroll = &self.scroll; 1300 const viewport = detail_scroll.grid orelse return false; 1301 const top = detail_scroll.y; 1302 const bottom = top + @as(isize, @intCast(viewport.size.height - detail_scroll.bar_h)); 1303 return rect.y + @as(isize, @intCast(rect.size.height)) > top and rect.y < bottom; 1304 } 1305 1306 fn focusVisible(self: *This, root_focus: *Focus, last: bool) void { 1307 const inner_box = self.inner(); 1308 var offset: usize = 0; 1309 while (offset < inner_box.children.count()) : (offset += 1) { 1310 const child_index = if (last) inner_box.children.count() - 1 - offset else offset; 1311 if (self.focusVisibleChild(child_index, root_focus, last)) return; 1312 } 1313 } 1314 1315 fn focusVisibleChild(self: *This, child_index: usize, root_focus: *Focus, last: bool) bool { 1316 const inner_box = self.inner(); 1317 const child = &inner_box.children.values()[child_index]; 1318 const child_rect = child.rect orelse return false; 1319 var chosen: ?usize = null; 1320 if (child.widget.getFocus().mode == .all and self.rectVisible(child_rect)) { 1321 const id = inner_box.children.keys()[child_index]; 1322 chosen = id; 1323 if (!last) { 1324 root_focus.setFocus(id); 1325 return true; 1326 } 1327 } 1328 1329 for (child.widget.getFocus().children.keys(), child.widget.getFocus().children.values()) |id, focus_child| { 1330 if (focus_child.focus.mode != .all) continue; 1331 const rect: layout.IRect = .{ 1332 .x = child_rect.x + @as(isize, @intCast(focus_child.rect.x)), 1333 .y = child_rect.y + @as(isize, @intCast(focus_child.rect.y)), 1334 .size = focus_child.rect.size, 1335 }; 1336 if (!self.rectVisible(rect)) continue; 1337 chosen = id; 1338 if (!last) break; 1339 } 1340 if (chosen) |id| { 1341 root_focus.setFocus(id); 1342 return true; 1343 } 1344 return false; 1345 } 1346 1347 // the markdown frame focused in child `child_index`, placed in the scroll's 1348 // content 1349 fn focusedFrame(self: *This, child_index: usize) ?struct { frame: *Markdown.Frame, x: isize, y: isize } { 1350 const child = &self.inner().children.values()[child_index]; 1351 const rect = child.rect orelse return null; 1352 switch (child.widget) { 1353 .markdown_frame => |*frame| return .{ .frame = frame, .x = rect.x, .y = rect.y }, 1354 .repo_comment => |*comment| { 1355 if (!comment.bodyFocused()) return null; 1356 const row = comment.rowRect(true) orelse return null; 1357 return .{ .frame = comment.body(), .x = rect.x + row.x, .y = rect.y + row.y }; 1358 }, 1359 else => return null, 1360 } 1361 } 1362 1363 fn focusedChild(self: *This, root_focus: *Focus) ?usize { 1364 const inner_box = self.inner(); 1365 var id = root_focus.grandchild_id orelse return null; 1366 while (inner_box.getFocus().children.get(id)) |child| { 1367 if (child.parent_id == inner_box.getFocus().id) return inner_box.children.getIndex(id); 1368 id = child.parent_id; 1369 } 1370 return null; 1371 } 1372 1373 fn childFocusable(self: *This, child_index: usize) bool { 1374 const focus = self.inner().children.values()[child_index].widget.getFocus(); 1375 if (focus.mode == .all) return true; 1376 for (focus.children.values()) |item| { 1377 if (item.focus.mode == .all) return true; 1378 } 1379 return false; 1380 } 1381 1382 // focus child `child_index`, its last part when `last`, entered from above 1383 // when `down` 1384 fn focusChild(self: *This, child_index: usize, last: bool, down: bool, root_focus: *Focus) void { 1385 const inner_box = self.inner(); 1386 const child = &inner_box.children.values()[child_index]; 1387 var target = inner_box.children.keys()[child_index]; 1388 var rect = child.rect orelse return; 1389 switch (child.widget) { 1390 .repo_comment => |*comment| { 1391 if (comment.rowRect(last)) |row_rect| { 1392 rect.x += row_rect.x; 1393 rect.y += row_rect.y; 1394 rect.size = row_rect.size; 1395 } 1396 if (last) comment.focusBody(root_focus) else comment.focusMetadata(root_focus); 1397 }, 1398 // a row enters on its first cell from either direction; the tool 1399 // row keeps the cell it was on 1400 .box => |*box| if (box.children.count() > 0) { 1401 target = if (child_index == tool_row_index) 1402 box.getFocus().child_id orelse return 1403 else 1404 box.children.keys()[0]; 1405 root_focus.setFocus(target); 1406 }, 1407 else => root_focus.setFocus(target), 1408 } 1409 widget.scrollToEnteredRow(&self.scroll, rect, down); 1410 } 1411 1412 fn moveVertical(self: *This, root_focus: *Focus, down: bool) bool { 1413 const inner_box = self.inner(); 1414 const current = self.focusedChild(root_focus) orelse return false; 1415 // a tall description or comment body is scrolled through before focus 1416 // leaves it 1417 if (self.focusedRect(current)) |rect| if (widget.scrollThroughRow(&self.scroll, rect, if (down) 1 else -1)) return true; 1418 if (inner_box.children.values()[current].widget == .repo_comment) { 1419 const comment = &inner_box.children.values()[current].widget.repo_comment; 1420 if (down and !comment.bodyFocused()) { 1421 self.focusChild(current, true, true, root_focus); 1422 return true; 1423 } 1424 if (!down and comment.bodyFocused()) { 1425 self.focusChild(current, false, false, root_focus); 1426 return true; 1427 } 1428 } 1429 1430 var next = current; 1431 while (true) { 1432 if (down) { 1433 next += 1; 1434 if (next >= inner_box.children.count()) return false; 1435 } else { 1436 if (next == 0) return false; 1437 next -= 1; 1438 } 1439 if (!self.childFocusable(next)) continue; 1440 self.focusChild(next, !down, down, root_focus); 1441 return true; 1442 } 1443 } 1444 1445 // the focused part of child `child_index`, in the scroll's content: a 1446 // comment's metadata or body row, else the whole child 1447 fn focusedRect(self: *This, child_index: usize) ?layout.IRect { 1448 const child = &self.inner().children.values()[child_index]; 1449 var rect = child.rect orelse return null; 1450 if (child.widget == .repo_comment) { 1451 const comment = &child.widget.repo_comment; 1452 const row = comment.rowRect(comment.bodyFocused()) orelse return null; 1453 rect.x += row.x; 1454 rect.y += row.y; 1455 rect.size = row.size; 1456 } 1457 return rect; 1458 } 1459 1460 fn moveHorizontal(self: *This, root_focus: *Focus, right: bool) bool { 1461 const inner_box = self.inner(); 1462 const current = self.focusedChild(root_focus) orelse return false; 1463 const child = &inner_box.children.values()[current]; 1464 if (child.widget == .repo_comment) { 1465 const moved = child.widget.repo_comment.moveHorizontal(root_focus, right); 1466 if (moved) if (child.rect) |rect| self.scroll.scrollToRect(rect); 1467 return moved; 1468 } 1469 const row = switch (child.widget) { 1470 .box => |*box| box, 1471 else => return false, 1472 }; 1473 if (!widget.moveInRow(row, root_focus, right)) return false; 1474 if (child.rect) |rect| self.scroll.scrollToRect(rect); 1475 return true; 1476 } 1477 1478 // the input takes typing and assigns on enter 1479 fn assigneeInput(self: *This, allocator: std.mem.Allocator, row: *wgt.Box(Widget), key: Key, root_focus: *Focus) !void { 1480 const text_input = &row.children.values()[0].widget.text_input; 1481 switch (key) { 1482 .arrow_up => _ = self.moveVertical(root_focus, false), 1483 .arrow_down => _ = self.moveVertical(root_focus, true), 1484 .arrow_left => if (text_input.cursor == 0) { 1485 self.exit = .list; 1486 } else try text_input.input(allocator, key, root_focus), 1487 .enter => { 1488 const text = try text_input.text(allocator); 1489 defer allocator.free(text); 1490 try self.assign(allocator, text); 1491 }, 1492 else => try text_input.input(allocator, key, root_focus), 1493 } 1494 } 1495 1496 // arrows move along a row that ends in a ✕. returns whether enter or a 1497 // click hit the ✕. 1498 fn removableRowInput(self: *This, row: *wgt.Box(Widget), key: Key, root_focus: *Focus) bool { 1499 const remove_id = row.children.keys()[row.children.count() - 1]; 1500 switch (key) { 1501 .arrow_left => if (!self.moveHorizontal(root_focus, false)) { 1502 self.exit = .list; 1503 }, 1504 .arrow_right => _ = self.moveHorizontal(root_focus, true), 1505 .arrow_up => _ = self.moveVertical(root_focus, false), 1506 .arrow_down => _ = self.moveVertical(root_focus, true), 1507 .enter => return row.getFocus().child_id == remove_id, 1508 .mouse => |mouse| return inp.leftClickOn(root_focus, remove_id, mouse), 1509 else => {}, 1510 } 1511 return false; 1512 } 1513 1514 fn labelsInput(self: *This, child_index: usize, labels: *WordFlow, key: Key, root_focus: *Focus) void { 1515 const child_id = labels.focus.child_id orelse return; 1516 const cur = labels.indexOfFocusId(child_id) orelse return; 1517 const count = labels.text_boxes.items.len; 1518 switch (key) { 1519 .arrow_left => if (cur > 0) self.focusLabel(child_index, labels, root_focus, cur - 1) else { 1520 self.exit = .list; 1521 }, 1522 .arrow_right => if (cur + 1 < count) self.focusLabel(child_index, labels, root_focus, cur + 1), 1523 .arrow_up => if (labels.rowStep(cur, false)) |index| { 1524 self.focusLabel(child_index, labels, root_focus, index); 1525 } else { 1526 _ = self.moveVertical(root_focus, false); 1527 }, 1528 .arrow_down => if (labels.rowStep(cur, true)) |index| { 1529 self.focusLabel(child_index, labels, root_focus, index); 1530 } else { 1531 _ = self.moveVertical(root_focus, true); 1532 }, 1533 .home => self.focusLabel(child_index, labels, root_focus, 0), 1534 .end => self.focusLabel(child_index, labels, root_focus, count - 1), 1535 else => {}, 1536 } 1537 } 1538 1539 fn focusLabel(self: *This, child_index: usize, labels: *WordFlow, root_focus: *Focus, item: usize) void { 1540 root_focus.setFocus(labels.text_boxes.items[item].getFocus().id); 1541 if (self.session.is_terminal and item < labels.rects.items.len) { 1542 if (self.inner().children.values()[child_index].rect) |flow_rect| { 1543 var rect = labels.rects.items[item]; 1544 rect.x += flow_rect.x; 1545 rect.y += flow_rect.y; 1546 self.scroll.scrollToRect(rect); 1547 } 1548 } 1549 } 1550 1551 fn toolRowFocused(self: *This, root_focus: *Focus) bool { 1552 return self.focusedChild(root_focus) == tool_row_index; 1553 } 1554 1555 pub fn focusFirst(self: *This, root_focus: ?*Focus) bool { 1556 const inner_box = self.inner(); 1557 for (inner_box.children.values(), 0..) |*child, child_index| { 1558 switch (child.widget) { 1559 .box => |*box| { 1560 for (box.children.keys(), box.children.values()) |id, *item| { 1561 if (item.widget.getFocus().mode != .all) continue; 1562 box.getFocus().child_id = id; 1563 break; 1564 } else continue; 1565 }, 1566 else => if (!self.childFocusable(child_index)) continue, 1567 } 1568 if (root_focus) |focus| 1569 self.focusChild(child_index, false, true, focus) 1570 else 1571 inner_box.getFocus().child_id = inner_box.children.keys()[child_index]; 1572 return true; 1573 } 1574 return false; 1575 } 1576 1577 pub fn atTop(self: *This, root_focus: *Focus) bool { 1578 const focused = self.focusedChild(root_focus) orelse return false; 1579 for (0..self.inner().children.count()) |child_index| { 1580 if (!self.childFocusable(child_index)) continue; 1581 return focused == child_index; 1582 } 1583 return false; 1584 } 1585 1586 fn removeEvent(self: *This, allocator: std.mem.Allocator, event_kind: evt.EventKind, id: [evt.event_id_size]u8) !void { 1587 if (comptime wasm) return; 1588 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 1589 const author = actor.author; 1590 1591 if (comptime supports_drafts) { 1592 const entry = self.entry orelse return; 1593 if (event_kind == kind and entryDraft(entry)) { 1594 try Data.removeDraft(self.session, allocator, author, &id); 1595 const route = draftsRoute(self.data.identity) orelse return; 1596 try self.session.navigate(route); 1597 return; 1598 } 1599 } 1600 1601 const io = self.session.io orelse return; 1602 const source = self.data.repo_source orelse return; 1603 if (!try source.canModify(io, allocator, actor, event_kind, &id)) return; 1604 const thread_id = evt.parseEventId((self.entry orelse return).id) catch return; 1605 1606 switch (source.repo_kind) { 1607 inline else => |repo_kind| { 1608 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, source.localInitOpts()); 1609 defer any_repo.deinit(io, allocator); 1610 switch (any_repo) { 1611 inline else => |*repo| try evt.removeInThread(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, kind, &thread_id, event_kind, &id, author), 1612 } 1613 }, 1614 } 1615 1616 const id_hex = std.fmt.bytesToHex(id, .lower); 1617 const route = ui.RoutablePage.repoEventsRoute(self.data.identity, .removed, event_kind, &id_hex, null) orelse return; 1618 try self.session.navigate(route); 1619 } 1620 1621 // assign the typed email, or the email of the user the text names 1622 fn assign(self: *This, allocator: std.mem.Allocator, text: []const u8) !void { 1623 if (comptime wasm) return; 1624 const entry = self.entry orelse return; 1625 const io = self.session.io orelse return; 1626 const source = self.data.repo_source orelse return; 1627 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 1628 const thread_id = try evt.parseEventId(entry.id); 1629 if (!try source.canModify(io, allocator, actor, kind, &thread_id)) return; 1630 1631 var arena = std.heap.ArenaAllocator.init(allocator); 1632 defer arena.deinit(); 1633 const failure: ?ui.Session.FormFeedback.AssignmentFailure = blk: { 1634 const moment = if (self.session.data.host_kind == .local) null else self.session.haxy_moment; 1635 const email = switch (try ui.assigneeEmail(moment, &arena, text)) { 1636 .email => |email| email, 1637 .failure => |value| break :blk value, 1638 }; 1639 const thread_id_hex = std.fmt.bytesToHex(thread_id, .lower); 1640 switch (source.repo_kind) { 1641 inline else => |repo_kind| { 1642 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, source.localInitOpts()); 1643 defer any_repo.deinit(io, allocator); 1644 switch (any_repo) { 1645 inline else => |*repo| _ = evt.Assignment.create(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, kind, &thread_id_hex, email, actor.author) catch |err| switch (err) { 1646 error.AlreadyAssigned => break :blk .already_assigned, 1647 error.InvalidFields => break :blk .not_an_email, 1648 else => |e| return e, 1649 }, 1650 } 1651 }, 1652 } 1653 break :blk null; 1654 }; 1655 if (failure) |value| { 1656 self.session.data.form_feedback = .{ .assignment = .{ .failure = value, .text = try self.session.arena.allocator().dupe(u8, text) } }; 1657 return; 1658 } 1659 try self.session.navigate(ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong); 1660 } 1661 1662 fn unassign(self: *This, allocator: std.mem.Allocator, email: []const u8) !void { 1663 if (comptime wasm) return; 1664 const entry = self.entry orelse return; 1665 const io = self.session.io orelse return; 1666 const source = self.data.repo_source orelse return; 1667 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 1668 const thread_id = try evt.parseEventId(entry.id); 1669 if (!try source.canModify(io, allocator, actor, kind, &thread_id)) return; 1670 1671 switch (source.repo_kind) { 1672 inline else => |repo_kind| { 1673 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, source.localInitOpts()); 1674 defer any_repo.deinit(io, allocator); 1675 switch (any_repo) { 1676 inline else => |*repo| evt.removeInThread(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, kind, &thread_id, .assign, &evt.Assignment.idOf(&thread_id, email), actor.author) catch |err| switch (err) { 1677 // a stale button; the refresh below shows the row as it is 1678 error.EventNotFound => {}, 1679 else => |e| return e, 1680 }, 1681 } 1682 }, 1683 } 1684 try self.session.navigate(ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong); 1685 } 1686 1687 // subscribe to the thread or mute it, as its button says 1688 fn changeNotify(self: *This, allocator: std.mem.Allocator) !void { 1689 if (comptime wasm) return; 1690 const entry = self.entry orelse return; 1691 const mode = entry.notify_action orelse return; 1692 const io = self.session.io orelse return; 1693 const users_dir = self.session.users_dir orelse return; 1694 const source = self.data.repo_source orelse return; 1695 const actor = (try self.session.authorize(self.data.identity, .read, null)) orelse return; 1696 // a server actor always has both ids 1697 const user_id = actor.user_id orelse unreachable; 1698 const location: evt.RepoLocation = .{ 1699 .owner_id = actor.repo_user_id orelse unreachable, 1700 .repo_id = try evt.parseEventId(std.Io.Dir.path.basename(source.path)), 1701 }; 1702 const thread_id = try evt.parseEventId(entry.id); 1703 switch (mode) { 1704 .subscribe => try notify.subscribe(io, allocator, users_dir, &user_id, location, &thread_id, actor.author), 1705 .mute => try notify.mute(io, allocator, users_dir, &user_id, location, &thread_id, actor.author), 1706 } 1707 try self.session.navigate(ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, entry.id, 0) orelse return error.RouteTooLong); 1708 } 1709 1710 fn toggleStatus(self: *This, allocator: std.mem.Allocator) !void { 1711 if (comptime (!has_status or wasm)) return; 1712 const entry = self.entry orelse return; 1713 const io = self.session.io orelse return; 1714 const source = self.data.repo_source orelse return; 1715 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 1716 const author = actor.author; 1717 const status = (statusChange(entryStatus(entry)) orelse return).status; 1718 const id = try evt.parseEventId(entry.id); 1719 if (!try source.canModify(io, allocator, actor, kind, &id)) return; 1720 1721 switch (source.repo_kind) { 1722 inline else => |repo_kind| { 1723 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, source.localInitOpts()); 1724 defer any_repo.deinit(io, allocator); 1725 switch (any_repo) { 1726 inline else => |*repo| try Event.update(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, &id, .{ .status = status }, author), 1727 } 1728 }, 1729 } 1730 1731 const route = listRoute(self.data.identity, status, "", entry.id) orelse return; 1732 try self.session.navigate(route); 1733 } 1734 }; 1735 } 1736 1737 pub fn View(comptime kind: evt.EventKind, comptime Data: type) type { 1738 const Self = Data; 1739 const HeaderType = Data.Header; 1740 const Window = Data.Window; 1741 const Entry = Data.Entry; 1742 const Event = Data.Event; 1743 const feedback_tag: std.meta.Tag(ui.Session.FormFeedback) = switch (kind) { 1744 .issue => .issue, 1745 .patch => .patch, 1746 .discuss => .discussion, 1747 else => unreachable, 1748 }; 1749 const FeedbackFailure = if (kind == .patch) ui.Session.FormFeedback.PatchFailure else ui.Session.FormFeedback.ThreadFailure; 1750 const Status = Data.Status; 1751 const has_status = @hasField(Event, "status"); 1752 const supports_conflicts = Event.merge_policy == .field_conflicts; 1753 const supports_drafts = @hasField(Self, "drafts"); 1754 const supports_merge = @hasDecl(Data, "mergeRoute"); 1755 const FieldConflict = if (supports_conflicts) Data.FieldConflict else void; 1756 const ViewKind = Data.ViewKind; 1757 const thread_name = Data.thread_name; 1758 const DetailType = Data.Detail; 1759 1760 return struct { 1761 const This = @This(); 1762 // a vertical box: the header tabs on top, then a stack holding a 1763 // master-detail split (thread list + description pane) per status list, 1764 // plus the labels view. 1765 box: wgt.Box(Widget), // vert: [header_index] = tabs, [stack_index] = stack 1766 data: *const Self, 1767 session: *ui.Session, 1768 1769 const header_index: usize = 0; 1770 const stack_index: usize = 1; 1771 // indices within the stack, 1:1 with the header tabs. 1772 const status_count = @typeInfo(Status).@"enum".field_names.len; 1773 const labels_view_index: usize = status_count; 1774 // the new-thread form, or the edit, comment, or resolve form when the page was 1775 // loaded at one of their urls. 1776 const form_view_index: usize = labels_view_index + 1; 1777 // the conflicts split; the tab and stack child exist only when the repo 1778 // has conflicted threads. 1779 const drafts_view_index: usize = form_view_index + 1; 1780 const conflict_view_index: usize = drafts_view_index + @intFromBool(supports_drafts); 1781 const view_count: usize = conflict_view_index + @intFromBool(supports_conflicts); 1782 // indices within a split (the horizontal box inside the stack). 1783 const list_index: usize = 0; 1784 const detail_index: usize = 1; 1785 const list_max_width: usize = 35; 1786 const detail_min_width: usize = 40; 1787 1788 pub fn viewIndex(view: ViewKind) usize { 1789 const name = @tagName(view); 1790 if (std.mem.eql(u8, name, "labels")) return labels_view_index; 1791 if (std.mem.eql(u8, name, "new") or std.mem.eql(u8, name, "edit") or std.mem.eql(u8, name, "publish") or std.mem.eql(u8, name, "merge") or std.mem.eql(u8, name, "new_comment") or std.mem.eql(u8, name, "edit_comment") or std.mem.eql(u8, name, "remove") or std.mem.eql(u8, name, "resolve")) return form_view_index; 1792 if (std.mem.eql(u8, name, "conflicts")) return conflict_view_index; 1793 if (std.mem.eql(u8, name, "drafts")) return drafts_view_index; 1794 if (std.mem.eql(u8, name, "description")) unreachable; 1795 inline for (@typeInfo(Status).@"enum".field_names, 0..) |status_name, index| { 1796 if (std.mem.eql(u8, name, status_name)) return index; 1797 } 1798 unreachable; 1799 } 1800 1801 const Confirmation = enum { remove, publish, merge }; 1802 1803 fn confirmation(view: ViewKind) ?Confirmation { 1804 if (view == .remove) return .remove; 1805 if (supports_drafts and std.mem.eql(u8, @tagName(view), "publish")) return .publish; 1806 if (supports_merge and std.mem.eql(u8, @tagName(view), "merge")) return .merge; 1807 return null; 1808 } 1809 1810 // the status a status split lists; the conflicts split has none (its 1811 // threads carry their own). 1812 fn splitStatus(index: usize) Status { 1813 return @fromBackingInt(@intCast(index)); 1814 } 1815 1816 fn entryConflicted(entry: Entry) bool { 1817 return if (supports_conflicts) entry.conflicted else false; 1818 } 1819 1820 fn entryStatus(entry: Entry) Status { 1821 if (comptime has_status) return Data.statusKind(entry.record.event); 1822 return @fromBackingInt(@intCast(0)); 1823 } 1824 1825 fn entryDraft(entry: Entry) bool { 1826 return if (supports_drafts) entry.draft else false; 1827 } 1828 1829 fn listRoute(identity: []const u8, status: Status, label: []const u8, selected: []const u8) ?ui.RoutablePage { 1830 return Data.listRoute(identity, status, label, selected); 1831 } 1832 1833 fn draftsRoute(identity: []const u8) ?ui.RoutablePage { 1834 return if (supports_drafts) Data.draftsRoute(identity) else null; 1835 } 1836 1837 fn publishRoute(identity: []const u8, selected: []const u8) ?ui.RoutablePage { 1838 return if (supports_drafts) Data.publishRoute(identity, selected) else null; 1839 } 1840 1841 fn mergeRoute(identity: []const u8, selected: []const u8) ?ui.RoutablePage { 1842 return if (supports_merge) Data.mergeRoute(identity, selected) else null; 1843 } 1844 1845 fn conflictsRoute(identity: []const u8, selected: []const u8) ?ui.RoutablePage { 1846 return if (supports_conflicts) Data.conflictsRoute(identity, selected) else null; 1847 } 1848 1849 fn resolveRoute(identity: []const u8, selected: []const u8, picks: []const u8) ?ui.RoutablePage { 1850 return if (supports_conflicts) Data.resolveRoute(identity, selected, picks) else null; 1851 } 1852 1853 // a list link keeps the filters the page carries: the label, and the 1854 // search query and url-encoded assignee when set 1855 fn listLink(page_arena: *std.heap.ArenaAllocator, identity: []const u8, status: Status, label: []const u8, id: []const u8, search: []const u8, assignee: []const u8) ![]const u8 { 1856 var route = listRoute(identity, status, label, id) orelse return error.RouteTooLong; 1857 if (search.len != 0) route = route.withSearch(search) orelse return error.RouteTooLong; 1858 if (assignee.len != 0) route = route.withEncodedAssignee(assignee) orelse return error.RouteTooLong; 1859 return page_arena.allocator().print("a:{s}", .{try route.toUrl(page_arena)}); 1860 } 1861 1862 fn rowLink(page_arena: *std.heap.ArenaAllocator, data: *const Self, id: []const u8) ![]const u8 { 1863 const selected = std.mem.eql(u8, id, data.selected_id); 1864 const route = (if (selected and data.description_page) 1865 ui.RoutablePage.repoThreadDescriptionRoute(kind, data.identity, id) 1866 else if (selected) 1867 if (data.comment_page) |page| 1868 ui.RoutablePage.repoThreadCommentRoute(kind, data.identity, id, &page.selected.id, page.replies.start) 1869 else 1870 ui.RoutablePage.repoThreadCommentsRoute(kind, data.identity, id, data.comments_start) 1871 else 1872 ui.RoutablePage.repoThreadCommentsRoute(kind, data.identity, id, 0)) orelse return error.RouteTooLong; 1873 return page_arena.allocator().print("ai:{s}", .{try route.toUrl(page_arena)}); 1874 } 1875 1876 fn windowLink(page_arena: *std.heap.ArenaAllocator, data: *const Self, status_maybe: ?Status, drafts: bool, id: []const u8) ![]const u8 { 1877 if (supports_conflicts and status_maybe == null and !drafts) { 1878 const route = conflictsRoute(data.identity, id) orelse return error.RouteTooLong; 1879 return page_arena.allocator().print("a:{s}", .{try route.toUrl(page_arena)}); 1880 } 1881 if (drafts and id.len == 0) { 1882 const route = draftsRoute(data.identity) orelse return error.RouteTooLong; 1883 return page_arena.allocator().print("a:{s}", .{try route.toUrl(page_arena)}); 1884 } 1885 return listLink(page_arena, data.identity, status_maybe orelse @fromBackingInt(@intCast(0)), data.label, id, data.search orelse "", assigneeFilter(data)); 1886 } 1887 1888 fn labelLink(page_arena: *std.heap.ArenaAllocator, identity: []const u8, status: Status, label: []const u8, search: []const u8, assignee: []const u8) ![]const u8 { 1889 const encoded = try ui.urlEncodeRef(page_arena.allocator(), label); 1890 return listLink(page_arena, identity, status, encoded, "", search, assignee); 1891 } 1892 1893 pub fn init(allocator: std.mem.Allocator, data: *const Self, session: *ui.Session) !This { 1894 var outer = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .vert }); 1895 errdefer outer.deinit(allocator); 1896 1897 // the tabs at the top. 1898 { 1899 var hdr = try Data.initHeader(allocator, session, data); 1900 errdefer hdr.deinit(allocator); 1901 try outer.children.put(allocator, hdr.getFocus().id, .{ .widget = @unionInit(Widget, Data.header_widget_name, hdr), .rect = null, .min_size = null }); 1902 } 1903 1904 // the stack enters `outer` before its children enter it, so an error 1905 // frees each child exactly once. 1906 { 1907 var stack = try wgt.Stack(Widget).init(allocator); 1908 errdefer stack.deinit(allocator); 1909 try outer.children.put(allocator, stack.getFocus().id, .{ .widget = .{ .stack = stack }, .rect = null, .min_size = null }); 1910 } 1911 const stack = &outer.children.values()[stack_index].widget.stack; 1912 1913 inline for (@typeInfo(Status).@"enum".field_values) |value| { 1914 var split = try initSplit(allocator, session, data, @fromBackingInt(@intCast(value)), false); 1915 errdefer split.deinit(allocator); 1916 try stack.children.put(allocator, split.getFocus().id, split); 1917 } 1918 1919 // the labels view, or the empty message without labels 1920 if (labelsEmpty(data)) { 1921 var center = try widget.initEmpty(allocator); 1922 errdefer center.deinit(allocator); 1923 try stack.children.put(allocator, center.getFocus().id, .{ .center = center }); 1924 } else { 1925 var tf = try WordFlow.init(allocator); 1926 errdefer tf.deinit(allocator); 1927 var items: std.ArrayList(WordFlow.Item) = .empty; 1928 defer items.deinit(allocator); 1929 // when filtered, the first item clears the filter 1930 if (data.label.len != 0) 1931 try items.append(allocator, .{ .text = "✕", .link = try listLink(session.page_arena, data.identity, @fromBackingInt(@intCast(0)), "", "", data.search orelse "", assigneeFilter(data)) }); 1932 for (data.labels) |label| 1933 try items.append(allocator, .{ .text = label, .link = try labelLink(session.page_arena, data.identity, @fromBackingInt(@intCast(0)), label, data.search orelse "", assigneeFilter(data)) }); 1934 try tf.setItems(allocator, items.items); 1935 try stack.children.put(allocator, tf.getFocus().id, .{ .word_flow = tf }); 1936 } 1937 1938 // the new-thread form, or — on an edit, comment, or resolve url — that form in 1939 // its place, prefilled with the selected thread's content. a viewer 1940 // who can't write in this tab gets the unauthorized view instead, 1941 // while local mode always writes. 1942 if (session.data.host_kind == .local or data.viewer != null) { 1943 if (confirmation(data.view)) |confirmation_kind| { 1944 const aa = session.page_arena.allocator(); 1945 const route = switch (confirmation_kind) { 1946 .remove => ui.RoutablePage.repoThreadRemoveRoute(kind, data.identity, data.selected_id, data.comment_id), 1947 .publish => publishRoute(data.identity, data.selected_id), 1948 .merge => mergeRoute(data.identity, data.selected_id), 1949 } orelse return error.RouteTooLong; 1950 const page_url = try route.toUrl(session.page_arena); 1951 const action = try aa.print("form:{s}", .{page_url}); 1952 const event_name = if (data.comment_id.len == 0) thread_name else "comment"; 1953 var label_buf: ["remove ".len + @max(thread_name.len, "comment".len)]u8 = undefined; 1954 var buttons: [2]ConfirmationButton = undefined; 1955 buttons[0] = .{ .label = switch (confirmation_kind) { 1956 .remove => try std.fmt.bufPrint(&label_buf, "remove {s}", .{event_name}), 1957 .publish => "publish patch", 1958 .merge => "merge patch", 1959 } }; 1960 var button_count: usize = 1; 1961 if (confirmation_kind == .merge) { 1962 if (comptime supports_merge) { 1963 const availability = if (data.selectedThread()) |entry| 1964 if (Data.canMerge(entry.*, session)) entry.mergeability else pch.Mergeability{} 1965 else 1966 pch.Mergeability{}; 1967 buttons[0].bottom_label = mergeBottomLabel(availability.source); 1968 if (availability.source != .clean) buttons[0].action = ""; 1969 buttons[1] = .{ 1970 .label = "squash and merge patch", 1971 .bottom_label = mergeBottomLabel(availability.squash), 1972 .action = if (availability.squash == .clean) try aa.print("{s}{s}/squash", .{ ui.submit_action_prefix, page_url }) else "", 1973 }; 1974 button_count += 1; 1975 } else unreachable; 1976 } 1977 var center = try initConfirmationForm(allocator, action, buttons[0..button_count]); 1978 errdefer center.deinit(allocator); 1979 try stack.children.put(allocator, center.getFocus().id, .{ .center = center }); 1980 } else if (data.view == .new_comment or data.view == .edit_comment) { 1981 const editing = data.view == .edit_comment; 1982 const route = if (editing) 1983 ui.RoutablePage.repoThreadCommentEditRoute(kind, data.identity, data.selected_id, data.comment_id) orelse return error.RouteTooLong 1984 else 1985 ui.RoutablePage.repoThreadCommentNewRoute(kind, data.identity, data.selected_id, data.comment_id) orelse return error.RouteTooLong; 1986 const page_url = try route.toUrl(session.page_arena); 1987 const action = try session.page_arena.allocator().print("form:{s}", .{page_url}); 1988 const page = data.comment_page; 1989 const top_level = if (page) |p| std.mem.eql(u8, &p.selected.comment.event.parent_id, &p.selected.comment.event.thread_id) else false; 1990 const parent_route = if (editing) 1991 if (top_level) 1992 ui.RoutablePage.repoThreadCommentsRoute(kind, data.identity, data.selected_id, 0) 1993 else if (page) |p| 1994 ui.RoutablePage.repoThreadCommentRoute(kind, data.identity, data.selected_id, &p.selected.comment.event.parent_id, 0) 1995 else 1996 null 1997 else if (page) |p| 1998 ui.RoutablePage.repoThreadCommentRoute(kind, data.identity, data.selected_id, &p.selected.id, 0) 1999 else 2000 ui.RoutablePage.repoThreadCommentsRoute(kind, data.identity, data.selected_id, 0); 2001 const parent_author: ui.Author = if (editing) 2002 if (top_level) 2003 if (data.selectedThread()) |entry| entry.author else .unknown 2004 else if (page) |p| 2005 p.selected.parent_author orelse .unknown 2006 else 2007 .unknown 2008 else if (page) |p| 2009 p.selected.author 2010 else if (data.selectedThread()) |entry| 2011 entry.author 2012 else 2013 .unknown; 2014 const initial_body: ?[]const u8 = if (editing) if (page) |p| p.selected.comment.event.body else null else null; 2015 var form = try initCommentForm(allocator, session, action, parent_author, parent_route orelse return error.RouteTooLong, initial_body); 2016 errdefer form.deinit(allocator); 2017 try stack.children.put(allocator, form.getFocus().id, .{ .box = form }); 2018 } else if (supports_conflicts and data.view == .resolve) { 2019 // on the web the page grows to the form's height and the 2020 // browser scrolls it; the terminal scrolls the form itself 2021 var form_widget: Widget = blk: { 2022 var form = try initResolveForm(allocator, session, data); 2023 errdefer form.deinit(allocator); 2024 break :blk if (session.is_terminal) 2025 .{ .scroll = try wgt.Scroll(Widget).init(allocator, .{ .box = form }, .{ .direction = .vert }) } 2026 else 2027 .{ .box = form }; 2028 }; 2029 errdefer form_widget.deinit(allocator); 2030 try stack.children.put(allocator, form_widget.getFocus().id, form_widget); 2031 } else { 2032 const aa = session.page_arena.allocator(); 2033 const route = if (data.view == .edit) 2034 ui.RoutablePage.repoThreadEditRoute(kind, data.identity, data.selected_id) orelse return error.RouteTooLong 2035 else 2036 ui.RoutablePage.repoThreadNewRoute(kind, data.identity) orelse return error.RouteTooLong; 2037 const action = try aa.print("form:{s}", .{try route.toUrl(session.page_arena)}); 2038 const record = if (data.view == .edit) 2039 (if (data.selectedThread()) |entry| &entry.record else null) 2040 else 2041 null; 2042 var form = try initThreadForm(allocator, session, data, action, record); 2043 errdefer form.deinit(allocator); 2044 try stack.children.put(allocator, form.getFocus().id, .{ .box = form }); 2045 } 2046 } else { 2047 var message = try ui.Unauthorized.View.init(allocator); 2048 errdefer message.deinit(allocator); 2049 try stack.children.put(allocator, message.getFocus().id, .{ .unauthorized = message }); 2050 } 2051 2052 if (supports_drafts) { 2053 var split = try initSplit(allocator, session, data, null, true); 2054 errdefer split.deinit(allocator); 2055 try stack.children.put(allocator, split.getFocus().id, split); 2056 } 2057 2058 // the conflicts split; its tab exists only when the repo has 2059 // conflicts, so skip the child too to keep the stack 1:1 with the 2060 // tabs. 2061 if (supports_conflicts and data.conflicts.count > 0) { 2062 var split = try initSplit(allocator, session, data, null, false); 2063 errdefer split.deinit(allocator); 2064 try stack.children.put(allocator, split.getFocus().id, split); 2065 } 2066 2067 // the stack starts on the page's view. 2068 stack.getFocus().child_id = stack.children.keys()[viewIndex(data.view)]; 2069 2070 // focus entering the view lands on the tabs first. 2071 outer.getFocus().child_id = outer.children.keys()[header_index]; 2072 2073 return .{ 2074 .box = outer, 2075 .data = data, 2076 .session = session, 2077 }; 2078 } 2079 2080 // the master-detail split showing `status`'s window, or the conflicts 2081 // window when null. an empty first window shows the empty message instead. 2082 fn initSplit(allocator: std.mem.Allocator, session: *ui.Session, data: *const Self, status_maybe: ?Status, drafts: bool) !Widget { 2083 const win = if (status_maybe) |status| data.window(status) else if (drafts and supports_drafts) &data.drafts else if (supports_conflicts) &data.conflicts else unreachable; 2084 if (windowEmpty(win)) return .{ .center = try widget.initEmpty(allocator) }; 2085 2086 var box = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .horiz }); 2087 errdefer box.deinit(allocator); 2088 2089 // the thread list (one focusable row per title), plus a "next" link that 2090 // reloads the page rooted at the following thread. 2091 { 2092 var list_scroll = blk: { 2093 var list_box = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .vert, .stretch = true }); 2094 errdefer list_box.deinit(allocator); 2095 if (win.prev_id) |prev| 2096 try addRow(allocator, &list_box, "← previous", "", try windowLink(session.page_arena, data, status_maybe, drafts, prev)); 2097 for (win.items) |entry| { 2098 const label: []const u8 = if (entry.comments.count > 0) 2099 try session.page_arena.allocator().print(" {d} comments ", .{entry.comments.count}) 2100 else 2101 ""; 2102 try addRow(allocator, &list_box, entry.record.event.title, label, try rowLink(session.page_arena, data, entry.id)); 2103 } 2104 if (win.next_id) |next| 2105 try addRow(allocator, &list_box, "next →", "", try windowLink(session.page_arena, data, status_maybe, drafts, next)); 2106 // select the window's first thread (past a leading "previous" 2107 // row) so its description shows on load. 2108 if (win.items.len > 0) 2109 list_box.getFocus().child_id = list_box.children.keys()[if (win.prev_id != null) 1 else 0] 2110 else if (list_box.children.count() > 0) 2111 list_box.getFocus().child_id = list_box.children.keys()[0]; 2112 break :blk try wgt.Scroll(Widget).init(allocator, .{ .box = list_box }, .{ .direction = .vert, .web_native = !session.is_terminal }); 2113 }; 2114 errdefer list_scroll.deinit(allocator); 2115 try box.children.put(allocator, list_scroll.getFocus().id, .{ .widget = .{ .scroll = list_scroll }, .rect = null, .min_size = .{ .width = list_max_width, .height = null }, .max_size = .{ .width = list_max_width, .height = null } }); 2116 } 2117 2118 // frame the detail pane inside the master-detail split, below the 2119 // way back to the list, shown only while the list is hidden 2120 { 2121 var frame = try wgt.Box(Widget).init(allocator, .{ .border = .hidden, .direction = .vert }); 2122 errdefer frame.deinit(allocator); 2123 frame.getFocus().mode = .mouse; 2124 try widget.addListBack(allocator, &frame, "← back to " ++ thread_name ++ " list"); 2125 var detail_view = try DetailType.init(allocator, data, session, null, .{}); 2126 errdefer detail_view.deinit(allocator); 2127 frame.getFocus().child_id = detail_view.getFocus().id; 2128 try frame.children.put(allocator, detail_view.getFocus().id, .{ .widget = @unionInit(Widget, Data.detail_widget_name, detail_view), .rect = null, .min_size = null }); 2129 try box.children.put(allocator, frame.getFocus().id, .{ .widget = .{ .box = frame }, .rect = null, .min_size = .{ .width = detail_min_width, .height = null } }); 2130 } 2131 2132 // the page opens on the list, unless the url names a thread 2133 box.getFocus().child_id = box.children.keys()[if (data.selected_id.len > 0) detail_index else list_index]; 2134 return .{ .box = box }; 2135 } 2136 2137 // a thread form, plus the target branch for patches, prefilled from 2138 // `record` when given. its form: subtree makes the web renderer POST 2139 // the inputs to `action`'s route. 2140 fn initThreadForm(allocator: std.mem.Allocator, session: *ui.Session, data: *const Self, action: []const u8, record: ?*const Event.Record) !wgt.Box(Widget) { 2141 var box = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .vert }); 2142 errdefer box.deinit(allocator); 2143 box.getFocus().kind = .{ .custom = action }; 2144 2145 const saved_form = session.formFeedback(feedback_tag); 2146 const saved_fields = if (saved_form) |saved| saved.fields else null; 2147 2148 { 2149 var title = try wgt.TextInput.init(allocator, .{ .top_label = .{ .text = " title " }, .name = "title", .visible_width = null, .round_corners = true, .render_content = session.is_terminal }); 2150 errdefer title.deinit(allocator); 2151 title.getFocus().mode = .all; 2152 if (saved_fields) |saved| 2153 try title.setContent(allocator, saved.title) 2154 else if (record) |r| 2155 try title.setContent(allocator, r.event.title); 2156 try box.children.put(allocator, title.getFocus().id, .{ .widget = .{ .text_input = title }, .rect = null, .min_size = .{ .width = null, .height = 3 } }); 2157 box.getFocus().child_id = title.getFocus().id; 2158 } 2159 2160 { 2161 var labels = try wgt.TextInput.init(allocator, .{ .top_label = .{ .text = " labels (separate with spaces) " }, .name = "labels", .visible_width = null, .round_corners = true, .render_content = session.is_terminal }); 2162 errdefer labels.deinit(allocator); 2163 labels.getFocus().mode = .all; 2164 if (saved_fields) |saved| 2165 try labels.setContent(allocator, saved.labels) 2166 else if (record) |r| 2167 try labels.setContent(allocator, r.event.labels); 2168 try box.children.put(allocator, labels.getFocus().id, .{ .widget = .{ .text_input = labels }, .rect = null, .min_size = .{ .width = null, .height = 3 } }); 2169 } 2170 2171 { 2172 var description = try wgt.TextInput.init(allocator, .{ .top_label = .{ .text = " description (markdown supported) " }, .name = "description", .visible_width = null, .round_corners = true, .render_content = session.is_terminal, .multiline = true, .scroll = .{ .fill = true } }); 2173 errdefer description.deinit(allocator); 2174 description.getFocus().mode = .all; 2175 if (saved_fields) |saved| 2176 try description.setContent(allocator, saved.description) 2177 else if (record) |r| 2178 try description.setContent(allocator, r.event.description); 2179 try box.children.put(allocator, description.getFocus().id, .{ .widget = .{ .text_input = description }, .rect = null, .min_size = null }); 2180 } 2181 2182 if (supports_drafts and record == null) { 2183 var source = try Data.Source.init(allocator, session, if (saved_fields) |saved| saved.source_branch else "", if (saved_fields) |saved| saved.source_kind else .fork); 2184 errdefer source.deinit(allocator); 2185 try box.children.put(allocator, source.getFocus().id, .{ .widget = .{ .patch_source = source }, .rect = null, .min_size = .{ .width = null, .height = 3 } }); 2186 } 2187 2188 if (supports_drafts) { 2189 var target = try wgt.TextInput.init(allocator, .{ .top_label = .{ .text = " target branch " }, .name = "target_branch", .visible_width = null, .round_corners = true, .render_content = session.is_terminal }); 2190 errdefer target.deinit(allocator); 2191 target.getFocus().mode = .all; 2192 const content = if (saved_fields) |saved| saved.target_branch else if (record) |r| r.event.target_branch else data.default_target_branch; 2193 try target.setContent(allocator, content); 2194 try box.children.put(allocator, target.getFocus().id, .{ .widget = .{ .text_input = target }, .rect = null, .min_size = .{ .width = null, .height = 3 } }); 2195 } 2196 2197 try addSubmitButtonLabeled(allocator, &box, if (supports_drafts and record == null) "submit draft" else "submit"); 2198 2199 return box; 2200 } 2201 2202 fn initCommentForm(allocator: std.mem.Allocator, session: *ui.Session, action: []const u8, author: ui.Author, parent_route: ui.RoutablePage, initial_body: ?[]const u8) !wgt.Box(Widget) { 2203 var box = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .vert }); 2204 errdefer box.deinit(allocator); 2205 box.getFocus().kind = .{ .custom = action }; 2206 2207 { 2208 var parent = try ui.authorBox(allocator, session.page_arena, author); 2209 errdefer parent.deinit(allocator); 2210 parent.options.top_label.text = " replying to "; 2211 parent.getFocus().kind = .{ .custom = try session.page_arena.allocator().print("a:{s}", .{try parent_route.toUrl(session.page_arena)}) }; 2212 try box.children.put(allocator, parent.getFocus().id, .{ .widget = .{ .text_box = parent }, .rect = null, .min_size = .{ .width = null, .height = 3 } }); 2213 box.getFocus().child_id = parent.getFocus().id; 2214 } 2215 2216 { 2217 var body = try wgt.TextInput.init(allocator, .{ 2218 .top_label = .{ .text = " comment (markdown supported) " }, 2219 .name = "body", 2220 .visible_width = null, 2221 .round_corners = true, 2222 .render_content = session.is_terminal, 2223 .multiline = true, 2224 .visible_height = 5, 2225 .scroll = .{ .fill = true }, 2226 }); 2227 errdefer body.deinit(allocator); 2228 body.getFocus().mode = .all; 2229 if (initial_body) |text| try body.setContent(allocator, text); 2230 try box.children.put(allocator, body.getFocus().id, .{ .widget = .{ .text_input = body }, .rect = null, .min_size = null }); 2231 } 2232 2233 try addSubmitButtonLabeled(allocator, &box, "submit"); 2234 return box; 2235 } 2236 2237 const ConfirmationButton = struct { 2238 label: []const u8, 2239 bottom_label: []const u8 = "", 2240 action: []const u8 = "submit", 2241 }; 2242 2243 fn initConfirmationForm(allocator: std.mem.Allocator, action: []const u8, buttons: []const ConfirmationButton) !Center { 2244 var box = try wgt.Box(Widget).init(allocator, .{ .border = null, .round_corners = true, .direction = .vert }); 2245 errdefer box.deinit(allocator); 2246 box.getFocus().kind = .{ .custom = action }; 2247 2248 var prompt = try wgt.Text.init(allocator, "are you sure?"); 2249 errdefer prompt.deinit(allocator); 2250 try box.children.put(allocator, prompt.getFocus().id, .{ .widget = .{ .text = prompt }, .rect = null, .min_size = null }); 2251 2252 for (buttons, 0..) |options, index| { 2253 var button = try wgt.TextBox.init(allocator, options.label, .{ .border = .single, .round_corners = true, .wrap_kind = .none, .bottom_label = .{ .text = options.bottom_label } }); 2254 errdefer button.deinit(allocator); 2255 button.getFocus().mode = .all; 2256 button.getFocus().kind = .{ .custom = options.action }; 2257 try box.children.put(allocator, button.getFocus().id, .{ .widget = .{ .text_box = button }, .rect = null, .min_size = null }); 2258 if (index == 0) box.getFocus().child_id = button.getFocus().id; 2259 } 2260 2261 return Center.init(allocator, .{ .box = box }); 2262 } 2263 2264 // a form's submit button, then a spacer absorbing the leftover 2265 // min-height the box hands its last child, so the button keeps its 2266 // natural height 2267 fn addSubmitButtonLabeled(allocator: std.mem.Allocator, box: *wgt.Box(Widget), label: []const u8) !void { 2268 { 2269 var submit = try SubmitButton.initLabeled(allocator, label); 2270 errdefer submit.deinit(allocator); 2271 try box.children.put(allocator, submit.getFocus().id, .{ .widget = .{ .submit_button = submit }, .rect = null, .min_size = .{ .width = null, .height = 3 } }); 2272 } 2273 { 2274 var spacer = try Spacer.init(allocator); 2275 errdefer spacer.deinit(allocator); 2276 try box.children.put(allocator, spacer.getFocus().id, .{ .widget = .{ .spacer = spacer }, .rect = null, .min_size = null }); 2277 } 2278 } 2279 2280 // the conflict resolve form. the "use this" links are navigations that 2281 // flip the url's theirs: pick, reloading the prefills; one submit 2282 // settles every conflict. the form: subtree makes the web renderer POST 2283 // to the resolve route. 2284 fn initResolveForm(allocator: std.mem.Allocator, session: *ui.Session, data: *const Self) !wgt.Box(Widget) { 2285 const aa = session.page_arena.allocator(); 2286 // init only picks the resolve view once it has read the conflict 2287 const conflict = if (data.conflict) |*c| c else unreachable; 2288 2289 var box = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .vert }); 2290 errdefer box.deinit(allocator); 2291 const route = resolveRoute(data.identity, data.selected_id, data.theirs_picks) orelse return error.RouteTooLong; 2292 box.getFocus().kind = .{ .custom = try aa.print("form:{s}", .{try route.toUrl(session.page_arena)}) }; 2293 2294 if (conflict.title) |*fc| { 2295 try addLabel(allocator, &box, "title conflict:"); 2296 try addFieldConflict(allocator, &box, session, data, "title", fc); 2297 } 2298 if (conflict.labels) |*fc| { 2299 try addLabel(allocator, &box, "labels conflict:"); 2300 try addFieldConflict(allocator, &box, session, data, "labels", fc); 2301 } 2302 if (comptime @hasField(Data.Conflict, "status")) { 2303 if (conflict.status) |*fc| { 2304 try addLabel(allocator, &box, "status conflict:"); 2305 try addAtomicConflict(allocator, &box, session, data, "status", fc); 2306 } 2307 } 2308 if (comptime @hasField(Data.Conflict, "revision")) { 2309 if (conflict.revision) |*fc| { 2310 try addLabel(allocator, &box, "revision conflict:"); 2311 try addAtomicConflict(allocator, &box, session, data, "revision", fc); 2312 } 2313 if (conflict.target_branch) |*fc| { 2314 try addLabel(allocator, &box, "target branch conflict:"); 2315 try addAtomicConflict(allocator, &box, session, data, "target_branch", fc); 2316 } 2317 } 2318 2319 if (conflict.description) |*desc| { 2320 try addLabel(allocator, &box, "description conflict:"); 2321 var hunk_index: usize = 0; 2322 for (desc.chunks, 0..) |*chunk, chunk_index| { 2323 switch (chunk.*) { 2324 .same => |text| { 2325 var tb = try wgt.TextBox.init(allocator, text, .{ .border = .single, .round_corners = true, .wrap_kind = .word }); 2326 errdefer tb.deinit(allocator); 2327 tb.getFocus().mode = .all; 2328 try box.children.put(allocator, tb.getFocus().id, .{ .widget = .{ .text_box = tb }, .rect = null, .min_size = null }); 2329 }, 2330 // an auto-resolved chunk: only one side changed it, so its 2331 // version stands, shown distinctly with its author 2332 .auto => |auto| { 2333 const author = if (auto.theirs) desc.theirs_author else desc.ours_author; 2334 const verb: []const u8 = if (auto.text == null) "removed" else "edited"; 2335 const label = switch (author) { 2336 .user_name, .email => |name| try aa.print(" {s} by {s} ", .{ verb, name }), 2337 .unknown => try aa.print(" {s} by {s} ", .{ verb, if (auto.theirs) @as([]const u8, "them") else "us" }), 2338 }; 2339 var tb = try wgt.TextBox.init(allocator, auto.text orelse "(removed)", .{ .border = .single, .round_corners = true, .wrap_kind = .word, .top_label = .{ .text = label } }); 2340 errdefer tb.deinit(allocator); 2341 tb.getFocus().mode = .all; 2342 try box.children.put(allocator, tb.getFocus().id, .{ .widget = .{ .text_box = tb }, .rect = null, .min_size = null }); 2343 }, 2344 .conflict => |hunk| { 2345 // a blank row on each side sets the group apart from 2346 // the flowing shared and auto-resolved chunks 2347 if (chunk_index > 0) try addGap(allocator, &box); 2348 const name = try aa.print("d{d}", .{hunk_index}); 2349 hunk_index += 1; 2350 const picked_theirs = data.theirsPicked(name); 2351 try addVersionRow(allocator, &box, try sideLabel(aa, desc.ours_author, true), hunk.ours orelse "", try useThisLink(session, data, name, false)); 2352 try addVersionRow(allocator, &box, try sideLabel(aa, desc.theirs_author, false), hunk.theirs orelse "", try useThisLink(session, data, name, true)); 2353 var resolution_input = try wgt.TextInput.init(allocator, .{ .top_label = .{ .text = " resolution " }, .name = name, .visible_width = null, .round_corners = true, .render_content = session.is_terminal, .multiline = true }); 2354 errdefer resolution_input.deinit(allocator); 2355 resolution_input.getFocus().mode = .all; 2356 try resolution_input.setContent(allocator, (if (picked_theirs) hunk.theirs else hunk.ours) orelse ""); 2357 try box.children.put(allocator, resolution_input.getFocus().id, .{ .widget = .{ .text_input = resolution_input }, .rect = null, .min_size = null }); 2358 if (chunk_index + 1 < desc.chunks.len) try addGap(allocator, &box); 2359 }, 2360 } 2361 } 2362 } 2363 2364 try addSubmitButtonLabeled(allocator, &box, "submit"); 2365 2366 box.getFocus().child_id = box.children.keys()[0]; 2367 return box; 2368 } 2369 2370 // one conflicted scalar field: both sides' version rows, then the 2371 // resolution input prefilled from the picked side. 2372 fn addFieldConflict(allocator: std.mem.Allocator, box: *wgt.Box(Widget), session: *ui.Session, data: *const Self, comptime name: []const u8, fc: *const FieldConflict) !void { 2373 const aa = session.page_arena.allocator(); 2374 try addVersionRow(allocator, box, try sideLabel(aa, fc.ours.author, true), fc.ours.text, try useThisLink(session, data, name, false)); 2375 try addVersionRow(allocator, box, try sideLabel(aa, fc.theirs.author, false), fc.theirs.text, try useThisLink(session, data, name, true)); 2376 2377 var resolution_input = try wgt.TextInput.init(allocator, .{ .top_label = .{ .text = " resolution " }, .name = name, .visible_width = null, .round_corners = true, .render_content = session.is_terminal }); 2378 errdefer resolution_input.deinit(allocator); 2379 resolution_input.getFocus().mode = .all; 2380 try resolution_input.setContent(allocator, if (data.theirsPicked(name)) fc.theirs.text else fc.ours.text); 2381 try box.children.put(allocator, resolution_input.getFocus().id, .{ .widget = .{ .text_input = resolution_input }, .rect = null, .min_size = null }); 2382 } 2383 2384 // atomic fields can only pick one complete side 2385 fn addAtomicConflict(allocator: std.mem.Allocator, box: *wgt.Box(Widget), session: *ui.Session, data: *const Self, comptime name: []const u8, fc: *const FieldConflict) !void { 2386 const aa = session.page_arena.allocator(); 2387 try addVersionRow(allocator, box, try sideLabel(aa, fc.ours.author, true), fc.ours.text, try useThisLink(session, data, name, false)); 2388 try addVersionRow(allocator, box, try sideLabel(aa, fc.theirs.author, false), fc.theirs.text, try useThisLink(session, data, name, true)); 2389 var selected = try wgt.TextBox.init(allocator, if (data.theirsPicked(name)) fc.theirs.text else fc.ours.text, .{ 2390 .border = .single, 2391 .round_corners = true, 2392 .wrap_kind = .word, 2393 .top_label = .{ .text = " resolution " }, 2394 }); 2395 errdefer selected.deinit(allocator); 2396 selected.getFocus().mode = .all; 2397 try box.children.put(allocator, selected.getFocus().id, .{ .widget = .{ .text_box = selected }, .rect = null, .min_size = null }); 2398 } 2399 2400 // a blank row setting a conflict group apart from its neighbors 2401 fn addGap(allocator: std.mem.Allocator, box: *wgt.Box(Widget)) !void { 2402 var text = try wgt.Text.init(allocator, " "); 2403 errdefer text.deinit(allocator); 2404 try box.children.put(allocator, text.getFocus().id, .{ .widget = .{ .text = text }, .rect = null, .min_size = null }); 2405 } 2406 2407 fn addLabel(allocator: std.mem.Allocator, box: *wgt.Box(Widget), content: []const u8) !void { 2408 var label = try SectionLabel.init(allocator, content); 2409 errdefer label.deinit(allocator); 2410 try box.children.put(allocator, label.getFocus().id, .{ .widget = .{ .section_label = label }, .rect = null, .min_size = null }); 2411 } 2412 2413 // one side of a conflict: the "use this" link on the left, the version 2414 // itself as a labeled read-only box. 2415 fn addVersionRow(allocator: std.mem.Allocator, box: *wgt.Box(Widget), label: []const u8, text: []const u8, link: []const u8) !void { 2416 var row = try wgt.Box(Widget).init(allocator, .{ .border = null, .direction = .horiz }); 2417 errdefer row.deinit(allocator); 2418 2419 { 2420 const use_label = "use this"; 2421 var use = try wgt.TextBox.init(allocator, use_label, .{ .border = .single, .round_corners = true, .wrap_kind = .none }); 2422 errdefer use.deinit(allocator); 2423 use.getFocus().mode = .all; 2424 use.getFocus().kind = .{ .custom = link }; 2425 try row.children.put(allocator, use.getFocus().id, .{ 2426 .widget = .{ .text_box = use }, 2427 .rect = null, 2428 .min_size = .{ .width = use_label.len + 2, .height = null }, 2429 .max_size = .{ .width = use_label.len + 2, .height = null }, 2430 }); 2431 } 2432 2433 { 2434 var tb = try wgt.TextBox.init(allocator, if (text.len > 0) text else "(removed)", .{ .border = .single, .round_corners = true, .wrap_kind = .word, .top_label = .{ .text = label } }); 2435 errdefer tb.deinit(allocator); 2436 tb.getFocus().mode = .all; 2437 try row.children.put(allocator, tb.getFocus().id, .{ .widget = .{ .text_box = tb }, .rect = null, .min_size = null }); 2438 } 2439 2440 row.getFocus().child_id = row.children.keys()[0]; 2441 try box.children.put(allocator, row.getFocus().id, .{ .widget = .{ .box = row }, .rect = null, .min_size = null }); 2442 } 2443 2444 // the label of one side's version box, naming its author 2445 fn sideLabel(aa: std.mem.Allocator, author: ui.Author, ours: bool) ![]const u8 { 2446 return switch (author) { 2447 .user_name, .email => |name| try aa.print(" edited by {s} ", .{name}), 2448 .unknown => if (ours) " current version " else " their version ", 2449 }; 2450 } 2451 2452 // the a: link that reloads the resolve page with `name` picked from ours 2453 // or theirs, reprefilling its resolution input 2454 fn useThisLink(session: *ui.Session, data: *const Self, name: []const u8, theirs: bool) ![]const u8 { 2455 const aa = session.page_arena.allocator(); 2456 var picks: std.ArrayList(u8) = .empty; 2457 var it = std.mem.splitScalar(u8, data.theirs_picks, ','); 2458 while (it.next()) |pick| { 2459 if (pick.len == 0 or std.mem.eql(u8, pick, name)) continue; 2460 if (picks.items.len > 0) try picks.append(aa, ','); 2461 try picks.appendSlice(aa, pick); 2462 } 2463 if (theirs) { 2464 if (picks.items.len > 0) try picks.append(aa, ','); 2465 try picks.appendSlice(aa, name); 2466 } 2467 const route = resolveRoute(data.identity, data.selected_id, picks.items) orelse return error.RouteTooLong; 2468 return aa.print("a:{s}", .{try route.toUrl(session.page_arena)}); 2469 } 2470 2471 fn addRow(allocator: std.mem.Allocator, box: *wgt.Box(Widget), text: []const u8, bottom_label: []const u8, link: []const u8) !void { 2472 var row = try wgt.TextBox.init(allocator, text, .{ .border = .hidden, .round_corners = true, .wrap_kind = .word, .bottom_label = .{ .text = bottom_label } }); 2473 errdefer row.deinit(allocator); 2474 row.getFocus().mode = .all; 2475 if (link.len != 0) row.getFocus().kind = .{ .custom = link }; 2476 try box.children.put(allocator, row.getFocus().id, .{ .widget = .{ .text_box = row }, .rect = null, .min_size = null, .max_size = .{ .width = null, .height = 5 } }); 2477 } 2478 2479 pub fn deinit(self: *This, allocator: std.mem.Allocator) void { 2480 self.box.deinit(allocator); 2481 } 2482 2483 fn header(self: *This) *HeaderType { 2484 return &@field(self.box.children.values()[header_index].widget, Data.header_widget_name); 2485 } 2486 2487 fn viewStack(self: *This) *wgt.Stack(Widget) { 2488 return &self.box.children.values()[stack_index].widget.stack; 2489 } 2490 2491 // `index`'s master-detail split inside the stack. 2492 fn resultsBox(self: *This, index: usize) *wgt.Box(Widget) { 2493 return &self.viewStack().children.values()[index].box; 2494 } 2495 2496 // the labels view's flow inside the stack. 2497 fn labelsView(self: *This) *WordFlow { 2498 return &self.viewStack().children.values()[labels_view_index].word_flow; 2499 } 2500 2501 // no labels and no filter to clear, which shows the empty message 2502 fn labelsEmpty(data: *const Self) bool { 2503 return data.label.len == 0 and data.labels.len == 0; 2504 } 2505 2506 // the non-confirmation form inside the stack 2507 fn formBox(self: *This) ?*wgt.Box(Widget) { 2508 return switch (self.viewStack().children.values()[form_view_index]) { 2509 .box => |*box| box, 2510 // the resolve form sits inside a scroll on the terminal 2511 .scroll => |*scroll| &scroll.child.box, 2512 else => null, 2513 }; 2514 } 2515 2516 fn threadForm(self: *This) ?*wgt.Box(Widget) { 2517 if (supports_conflicts and self.data.view == .resolve) return null; 2518 return switch (self.data.view) { 2519 .new_comment, .edit_comment => null, 2520 else => self.formBox(), 2521 }; 2522 } 2523 2524 fn formField(form: *wgt.Box(Widget), name: []const u8) !*wgt.TextInput { 2525 for (form.children.values()) |*child| switch (child.widget) { 2526 .text_input => |*text_input| if (std.mem.eql(u8, text_input.options.name, name)) return text_input, 2527 else => {}, 2528 }; 2529 return error.MissingFormField; 2530 } 2531 2532 fn formWidget(form: *wgt.Box(Widget), comptime widget_kind: std.meta.Tag(Widget)) ?*@FieldType(Widget, @tagName(widget_kind)) { 2533 for (form.children.values()) |*child| { 2534 if (child.widget == widget_kind) return &@field(child.widget, @tagName(widget_kind)); 2535 } 2536 return null; 2537 } 2538 2539 fn confirmationForm(self: *This) ?*wgt.Box(Widget) { 2540 return switch (self.viewStack().children.values()[form_view_index]) { 2541 .center => |*center| switch (center.child.*) { 2542 .box => |*box| box, 2543 else => null, 2544 }, 2545 else => null, 2546 }; 2547 } 2548 2549 // the resolve form's scroll on the terminal (the web page scrolls itself) 2550 fn resolveScroll(self: *This) ?*wgt.Scroll(Widget) { 2551 return switch (self.viewStack().children.values()[form_view_index]) { 2552 .scroll => |*scroll| scroll, 2553 else => null, 2554 }; 2555 } 2556 2557 fn listScroll(self: *This, index: usize) *wgt.Scroll(Widget) { 2558 return &self.resultsBox(index).children.values()[list_index].widget.scroll; 2559 } 2560 2561 fn listBox(self: *This, index: usize) *wgt.Box(Widget) { 2562 return &self.listScroll(index).child.box; 2563 } 2564 2565 fn detailFrame(self: *This, index: usize) *wgt.Box(Widget) { 2566 return &self.resultsBox(index).children.values()[detail_index].widget.box; 2567 } 2568 2569 fn detail(self: *This, index: usize) *DetailType { 2570 return &@field(self.detailFrame(index).children.values()[widget.list_pane_index].widget, Data.detail_widget_name); 2571 } 2572 2573 fn window(self: *This, index: usize) *const Window { 2574 if (supports_conflicts and index == conflict_view_index) return &self.data.conflicts; 2575 if (supports_drafts and index == drafts_view_index) return &self.data.drafts; 2576 return self.data.window(splitStatus(index)); 2577 } 2578 2579 // an empty first window, which shows the empty message 2580 fn windowEmpty(win: *const Window) bool { 2581 return win.items.len == 0 and win.prev_id == null; 2582 } 2583 2584 fn stackSelectedIndex(self: *This) ?usize { 2585 const stack = self.viewStack(); 2586 const cid = stack.getFocus().child_id orelse return null; 2587 return stack.children.getIndex(cid); 2588 } 2589 2590 // the stack's selected master-detail split (null when the labels view, the 2591 // new-thread form, or the empty message shows). 2592 fn selectedSplitIndex(self: *This) ?usize { 2593 const idx = self.stackSelectedIndex() orelse return null; 2594 const split = idx < status_count or (supports_drafts and idx == drafts_view_index) or idx == conflict_view_index; 2595 return if (split and !windowEmpty(self.window(idx))) idx else null; 2596 } 2597 2598 fn detailActive(self: *This, index: usize) bool { 2599 const rb = self.resultsBox(index); 2600 const cid = rb.getFocus().child_id orelse return false; 2601 return rb.children.getIndex(cid) == detail_index; 2602 } 2603 2604 fn headerActive(self: *This) bool { 2605 const cid = self.box.getFocus().child_id orelse return false; 2606 return self.box.children.getIndex(cid) == header_index; 2607 } 2608 2609 fn labelsViewActive(self: *This) bool { 2610 if (self.headerActive()) return false; 2611 return self.stackSelectedIndex() == labels_view_index; 2612 } 2613 2614 fn formViewActive(self: *This) bool { 2615 if (self.headerActive()) return false; 2616 return self.stackSelectedIndex() == form_view_index; 2617 } 2618 2619 // the selected thread's index, or null when a window-navigation row is 2620 // selected (a leading "previous" row shifts the thread rows down by one). 2621 fn selectedThreadIndex(self: *This, index: usize) ?usize { 2622 const lb = self.listBox(index); 2623 const cid = lb.getFocus().child_id orelse return null; 2624 const idx = lb.children.getIndex(cid) orelse return null; 2625 const win = self.window(index); 2626 const lead: usize = if (win.prev_id != null) 1 else 0; 2627 if (idx < lead or idx - lead >= win.items.len) return null; 2628 return idx - lead; 2629 } 2630 2631 // swap the detail pane to the selected thread when it changes 2632 fn refreshDetail(self: *This, allocator: std.mem.Allocator, index: usize) !void { 2633 const selected = self.selectedThreadIndex(index) orelse return; 2634 const entry = self.window(index).items[selected]; 2635 const changed = if (self.detail(index).entry) |current| !std.mem.eql(u8, current.id, entry.id) else true; 2636 if (!changed) return; 2637 try self.detail(index).setEntry(allocator, entry); 2638 widget.setListBackLink(self.detailFrame(index), try rowLink(self.session.page_arena, self.data, entry.id)); 2639 } 2640 2641 pub fn build(self: *This, allocator: std.mem.Allocator, constraint: layout.Constraint, root_focus: *Focus) !void { 2642 self.clearGrid(); 2643 2644 // each header tab maps 1:1 to a stack child by position 2645 if (self.header().getSelectedIndex()) |index| { 2646 const stack = self.viewStack(); 2647 stack.getFocus().child_id = stack.children.keys()[index]; 2648 } 2649 2650 if (self.selectedSplitIndex()) |i| { 2651 // whether the detail pane fits beside the list, which decides 2652 // the list cap below and whether the detail carries a way back 2653 const both_panes_fit = if (constraint.max_size.width) |w| w >= list_max_width + detail_min_width else true; 2654 try self.refreshDetail(allocator, i); 2655 widget.showListBack(self.detailFrame(i), !both_panes_fit); 2656 2657 // the selected list row shows a border (the focused TextBox 2658 // upgrades it to a double border itself); the rest stay borderless. 2659 const lb = self.listBox(i); 2660 for (lb.children.keys(), lb.children.values()) |id, *child| { 2661 switch (child.widget) { 2662 .text_box => |*tb| widget.markSelected(tb, lb.getFocus().child_id == id), 2663 else => {}, 2664 } 2665 } 2666 2667 // cap the list at list_max_width only while the detail pane fits 2668 // beside it. the box drops the detail when the width can't hold 2669 // both minimums, so when it's that narrow we lift the cap and let 2670 // the list fill the whole width. 2671 self.resultsBox(i).children.values()[list_index].max_size = if (both_panes_fit) .{ .width = list_max_width, .height = null } else null; 2672 2673 // stretch the detail pane across the rest of the width so it fills 2674 // the area rather than shrinking to its content; its scroll fills 2675 // the pane. 2676 if (constraint.max_size.width) |w| { 2677 self.resultsBox(i).children.values()[detail_index].min_size = .{ .width = if (both_panes_fit) w - list_max_width else w, .height = null }; 2678 } else { 2679 self.resultsBox(i).children.values()[detail_index].min_size = .{ .width = detail_min_width, .height = null }; 2680 } 2681 } 2682 2683 // refresh the form inputs' entries in the session's focus-id -> input 2684 // map with this frame's addresses, so the web/wasm form handling can 2685 // find them by focus id 2686 if (self.threadForm()) |form| { 2687 const failure = if (self.session.formFeedback(feedback_tag)) |saved| saved.failure else null; 2688 (try formField(form, "title")).options.top_label.text = if (failure == .required_title) " title (required) " else " title "; 2689 if (comptime supports_drafts) { 2690 if (formWidget(form, .patch_source)) |source| { 2691 source.field().options.top_label.text = if (failure == .invalid_source_branch) " source branch (not found) " else if (failure == .same_branch) " source branch (same as target) " else if (failure == .unrelated_branches) " source branch (unrelated) " else " source branch "; 2692 const submit = formWidget(form, .submit_button) orelse return error.MissingFormField; 2693 try submit.setLabel(allocator, switch (source.selectedKind()) { 2694 .fork => "submit draft", 2695 .branch => "submit patch", 2696 }); 2697 } 2698 (try formField(form, "target_branch")).options.top_label.text = 2699 if (failure == .invalid_target_branch) " target branch (invalid) " else if (self.data.view == .edit and failure == .same_branch) " target branch (same as source) " else if (self.data.view == .edit and failure == .unrelated_branches) " target branch (unrelated to source) " else if (self.data.view == .edit and failure == .invalid_source_branch) " target branch (source branch not found) " else " target branch "; 2700 } 2701 } 2702 if (self.formBox()) |form| { 2703 const inputs_arena = self.session.arena.allocator(); 2704 for (form.children.values()) |*child| switch (child.widget) { 2705 .text_input => |*ti| try self.session.text_inputs.put(inputs_arena, ti.getFocus().id, ti), 2706 else => {}, 2707 }; 2708 } 2709 2710 try self.box.build(allocator, constraint, root_focus); 2711 } 2712 2713 pub fn input(self: *This, allocator: std.mem.Allocator, raw_key: Key, root_focus: *Focus) !void { 2714 // wheel input moves focus like the arrows 2715 const key: Key = switch (raw_key) { 2716 .scroll_up => .arrow_up, 2717 .scroll_down => .arrow_down, 2718 else => raw_key, 2719 }; 2720 2721 if (self.headerActive()) { 2722 // down from the sub-header re-enters the stack if the selected 2723 // view has something to focus; enter in the search box submits 2724 // the query; other keys move within the sub-header. 2725 if (inp.vertDirection(key) == .down) { 2726 const enterable = if (self.stackSelectedIndex()) |idx| 2727 if (idx == labels_view_index) 2728 !labelsEmpty(self.data) 2729 else if (idx == form_view_index) 2730 // nothing focusable in the unauthorized view 2731 self.viewStack().children.values()[idx] != .unauthorized 2732 else 2733 !windowEmpty(self.window(idx)) 2734 else 2735 false; 2736 if (enterable) root_focus.setFocus(self.box.children.keys()[stack_index]); 2737 } else if (key == .enter) { 2738 if (try self.header().submittedText(allocator)) |submission| { 2739 defer allocator.free(submission.text); 2740 switch (submission.kind) { 2741 .search => try self.submitSearch(submission.text), 2742 .assignee => try self.submitAssignee(submission.text), 2743 } 2744 } 2745 } else { 2746 try self.header().input(allocator, key, root_focus); 2747 } 2748 return; 2749 } 2750 if (self.labelsViewActive()) { 2751 self.labelsViewInput(key, root_focus); 2752 return; 2753 } 2754 if (self.formViewActive()) { 2755 if (confirmation(self.data.view) != null) { 2756 try self.confirmationFormInput(allocator, key, root_focus); 2757 } else if (supports_conflicts and self.data.view == .resolve) { 2758 try self.resolveInput(allocator, key, root_focus); 2759 } else { 2760 try self.formInput(allocator, key, root_focus); 2761 } 2762 return; 2763 } 2764 const i = self.selectedSplitIndex() orelse return; 2765 if (self.detailActive(i)) { 2766 // the way back to the list, by enter or a click 2767 if (widget.listBackId(self.detailFrame(i))) |id| { 2768 if (inp.activated(root_focus, id, key)) return self.focusList(i, root_focus); 2769 if (root_focus.grandchild_id == id) return switch (key) { 2770 .arrow_left => self.focusList(i, root_focus), 2771 .arrow_up => self.focusHeader(root_focus), 2772 .arrow_down => _ = self.detail(i).focusFirst(root_focus), 2773 else => {}, 2774 }; 2775 } 2776 switch (try self.detail(i).inputWithExit(allocator, key, root_focus)) { 2777 .none => {}, 2778 .list => self.focusList(i, root_focus), 2779 .header => if (widget.listBackId(self.detailFrame(i))) |id| root_focus.setFocus(id) else self.focusHeader(root_focus), 2780 } 2781 } else { 2782 try self.listInput(allocator, i, key, root_focus); 2783 } 2784 } 2785 2786 // navigate to the typed query's results, keeping the label filter and the 2787 // status list the page shows. an empty box clears a filtered page and 2788 // does nothing on any other one. 2789 fn submitSearch(self: *This, text: []const u8) !void { 2790 if (text.len == 0 and self.data.search == null) return; 2791 const selected = self.header().getSelectedIndex() orelse 0; 2792 const status: Status = if (selected < status_count) splitStatus(selected) else @fromBackingInt(@intCast(0)); 2793 var route = listRoute(self.data.identity, status, self.data.label, "") orelse return; 2794 const assignee = assigneeFilter(self.data); 2795 if (assignee.len != 0) route = route.withEncodedAssignee(assignee) orelse return; 2796 try self.session.navigate(route.withSearch(text) orelse return); 2797 } 2798 2799 // navigate to the issues assigned to the typed name or email, keeping 2800 // the label, the search and the status list. an empty box clears the 2801 // filter and does nothing on an unfiltered page. 2802 fn submitAssignee(self: *This, typed: []const u8) !void { 2803 const text = std.mem.trim(u8, typed, " \t"); 2804 if (text.len == 0 and assigneeFilter(self.data).len == 0) return; 2805 const selected = self.header().getSelectedIndex() orelse 0; 2806 const status: Status = if (selected < status_count) splitStatus(selected) else @fromBackingInt(@intCast(0)); 2807 var route = listRoute(self.data.identity, status, self.data.label, "") orelse return; 2808 if (self.data.search) |search| route = route.withSearch(search) orelse return; 2809 try self.session.navigate(route.withEncodedAssignee(try ui.urlEncodeRef(self.session.page_arena.allocator(), text)) orelse return); 2810 } 2811 2812 // arrow keys move the label selection; up from the top row crosses to the 2813 // header tabs. 2814 fn labelsViewInput(self: *This, key: Key, root_focus: *Focus) void { 2815 const tf = self.labelsView(); 2816 const cid = tf.focus.child_id orelse return; 2817 const cur = tf.indexOfFocusId(cid) orelse return; 2818 const count = tf.text_boxes.items.len; 2819 switch (key) { 2820 .arrow_left => if (cur > 0) root_focus.setFocus(tf.text_boxes.items[cur - 1].getFocus().id), 2821 .arrow_right => if (cur + 1 < count) root_focus.setFocus(tf.text_boxes.items[cur + 1].getFocus().id), 2822 .arrow_up => if (tf.rowStep(cur, false)) |i| root_focus.setFocus(tf.text_boxes.items[i].getFocus().id) else self.focusHeader(root_focus), 2823 .arrow_down => if (tf.rowStep(cur, true)) |i| root_focus.setFocus(tf.text_boxes.items[i].getFocus().id), 2824 .home => root_focus.setFocus(tf.text_boxes.items[0].getFocus().id), 2825 .end => root_focus.setFocus(tf.text_boxes.items[count - 1].getFocus().id), 2826 else => {}, 2827 } 2828 } 2829 2830 fn listInput(self: *This, allocator: std.mem.Allocator, index: usize, key: Key, root_focus: *Focus) !void { 2831 // up/down (and the scroll wheel) move the selection a row; page up/down 2832 // jump a fixed amount. right/Enter cross into the detail pane. up from 2833 // the top row crosses into the header tabs. 2834 if (inp.rowDelta(key, @intCast(self.listBox(index).children.count()))) |delta| { 2835 const lb = self.listBox(index); 2836 const at_top = if (lb.getFocus().child_id) |cid| lb.children.getIndex(cid) == 0 else true; 2837 if (delta < 0 and at_top) return self.focusHeader(root_focus); 2838 moveRowFocus(lb, self.listScroll(index), root_focus, delta); 2839 return; 2840 } 2841 switch (key) { 2842 .enter, .arrow_right => self.focusDetail(index, root_focus), 2843 // when the window is too narrow to lay out the detail pane beside 2844 // the list, a click on a row opens it like enter. the row was just 2845 // selected, so the detail is swapped to it ahead of the build. 2846 .mouse => |mouse| if (self.resultsBox(index).children.values()[detail_index].rect == null and widget.clickOnSelectedRow(self.listBox(index), root_focus, mouse)) { 2847 try self.refreshDetail(allocator, index); 2848 self.focusDetail(index, root_focus); 2849 }, 2850 else => {}, 2851 } 2852 } 2853 2854 fn formInput(self: *This, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 2855 const form = self.formBox() orelse return; 2856 const cid = form.getFocus().child_id orelse return; 2857 const cur = form.children.getIndex(cid) orelse return; 2858 const child = &form.children.values()[cur]; 2859 2860 if (child.widget == .text_input) { 2861 const text_input = &child.widget.text_input; 2862 if (text_input.options.multiline and try multilineKeepsKey(text_input, allocator, key)) 2863 return child.widget.input(allocator, key, root_focus); 2864 } 2865 2866 const on_submit = child.widget == .submit_button; 2867 switch (key) { 2868 .arrow_up, .back_tab => return if (formStep(form, cur, false)) |i| 2869 root_focus.setFocus(form.children.keys()[i]) 2870 else 2871 self.focusHeader(root_focus), 2872 .arrow_down, .tab => return if (formStep(form, cur, true)) |i| root_focus.setFocus(form.children.keys()[i]), 2873 .enter => if (on_submit) return self.submitForm(allocator), 2874 .mouse => |mouse| if (on_submit) { 2875 if (inp.leftClickOn(root_focus, child.widget.submit_button.buttonId(), mouse)) return self.submitForm(allocator); 2876 }, 2877 else => {}, 2878 } 2879 try child.widget.input(allocator, key, root_focus); 2880 } 2881 2882 fn confirmationFormInput(self: *This, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 2883 const form = self.confirmationForm() orelse return; 2884 const child_id = form.getFocus().child_id orelse return; 2885 const index = form.children.getIndex(child_id) orelse return; 2886 switch (key) { 2887 .arrow_up, .back_tab => if (index > 1) 2888 root_focus.setFocus(form.children.keys()[index - 1]) 2889 else 2890 self.focusHeader(root_focus), 2891 .arrow_down, .tab => if (index + 1 < form.children.count()) root_focus.setFocus(form.children.keys()[index + 1]), 2892 .enter => try self.submitConfirmation(allocator, index), 2893 .mouse => |mouse| for (form.children.keys()[1..], 1..) |button_id, button_index| { 2894 if (inp.leftClickOn(root_focus, button_id, mouse)) { 2895 try self.submitConfirmation(allocator, button_index); 2896 break; 2897 } 2898 }, 2899 else => {}, 2900 } 2901 } 2902 2903 // the multiline hunk inputs keep enter and any up/down that has a row to 2904 // move to; enter on a "use this" link is a navigation the host follows 2905 // before this runs. 2906 fn resolveInput(self: *This, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 2907 const form = self.formBox() orelse return; 2908 const cid = form.getFocus().child_id orelse return; 2909 const cur = form.children.getIndex(cid) orelse return; 2910 const child = &form.children.values()[cur]; 2911 2912 if (child.widget == .text_input) { 2913 const ti = &child.widget.text_input; 2914 if (ti.options.multiline and try multilineKeepsKey(ti, allocator, key)) 2915 return child.widget.input(allocator, key, root_focus); 2916 } 2917 2918 const on_submit = child.widget == .submit_button; 2919 2920 switch (key) { 2921 .arrow_up, .back_tab => if (formStep(form, cur, false)) |i| self.focusResolveChild(form, i, root_focus) else self.focusHeader(root_focus), 2922 .arrow_down, .tab => if (formStep(form, cur, true)) |i| self.focusResolveChild(form, i, root_focus), 2923 .arrow_left, .arrow_right => switch (child.widget) { 2924 .box => |*row| _ = widget.moveInRow(row, root_focus, key == .arrow_right), 2925 else => try child.widget.input(allocator, key, root_focus), 2926 }, 2927 .enter => if (on_submit) try self.submitResolution(allocator), 2928 .mouse => |mouse| if (on_submit) { 2929 if (inp.leftClickOn(root_focus, child.widget.submit_button.buttonId(), mouse)) try self.submitResolution(allocator); 2930 }, 2931 else => try child.widget.input(allocator, key, root_focus), 2932 } 2933 } 2934 2935 // a multiline input keeps enter and any up/down that has a row to move to 2936 fn multilineKeepsKey(text_input: *wgt.TextInput, allocator: std.mem.Allocator, key: Key) !bool { 2937 return switch (key) { 2938 .enter => true, 2939 .arrow_up => !try text_input.cursorOnFirstRow(allocator), 2940 .arrow_down => !try text_input.cursorOnLastRow(allocator), 2941 else => false, 2942 }; 2943 } 2944 2945 // the neighboring form control, skipping spacers and blank rows 2946 fn formStep(form: *wgt.Box(Widget), cur: usize, down: bool) ?usize { 2947 var i = cur; 2948 while (true) { 2949 if (down) { 2950 i += 1; 2951 if (i >= form.children.count()) return null; 2952 } else { 2953 if (i == 0) return null; 2954 i -= 1; 2955 } 2956 const child = &form.children.values()[i]; 2957 if (child.hidden) continue; 2958 switch (child.widget) { 2959 .spacer, .text => continue, 2960 else => return i, 2961 } 2962 } 2963 } 2964 2965 // focus the resolve-form child at `i` (a version row focuses its selected 2966 // child) and keep it visible on the terminal 2967 fn focusResolveChild(self: *This, form: *wgt.Box(Widget), i: usize, root_focus: *Focus) void { 2968 const child = &form.children.values()[i]; 2969 switch (child.widget) { 2970 .box => |*row| root_focus.setFocus(row.getFocus().child_id orelse form.children.keys()[i]), 2971 else => root_focus.setFocus(form.children.keys()[i]), 2972 } 2973 if (self.session.is_terminal) { 2974 if (self.resolveScroll()) |sc| { 2975 if (child.rect) |rect| sc.scrollToRect(rect); 2976 } 2977 } 2978 } 2979 2980 // re-emit the conflicted thread's event with the resolved content; any 2981 // event on the thread settles its conflict entry. this is the terminal 2982 // path; the web posts the form to the resolve route. 2983 fn submitResolution(self: *This, allocator: std.mem.Allocator) !void { 2984 if (comptime wasm) return; 2985 const io = self.session.io orelse return; 2986 const src = self.data.repo_source orelse return; 2987 const entry = self.data.selectedThread() orelse return; 2988 const author = ((try self.session.authorize(self.data.identity, .write, kind)) orelse return).author; 2989 const form = self.formBox() orelse return; 2990 2991 // gather the inputs by name; the d<n> hunk inputs appear in chunk order 2992 var title: ?[]u8 = null; 2993 var labels: ?[]u8 = null; 2994 var hunks: std.ArrayList([]const u8) = .empty; 2995 defer { 2996 if (title) |t| allocator.free(t); 2997 if (labels) |t| allocator.free(t); 2998 for (hunks.items) |h| allocator.free(h); 2999 hunks.deinit(allocator); 3000 } 3001 for (form.children.values()) |*child| switch (child.widget) { 3002 .text_input => |*ti| { 3003 const text = try ti.text(allocator); 3004 errdefer allocator.free(text); 3005 if (std.mem.eql(u8, ti.options.name, "title")) { 3006 title = text; 3007 } else if (std.mem.eql(u8, ti.options.name, "labels")) { 3008 labels = text; 3009 } else { 3010 try hunks.append(allocator, text); 3011 } 3012 }, 3013 else => {}, 3014 }; 3015 3016 const id_bytes = try evt.parseEventId(entry.id); 3017 3018 switch (src.repo_kind) { 3019 inline else => |repo_kind| { 3020 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, src.localInitOpts()); 3021 defer any_repo.deinit(io, allocator); 3022 switch (any_repo) { 3023 inline else => |*repo| { 3024 var resolution: Event.Resolve = .{ 3025 .title = title, 3026 .labels = labels, 3027 .hunks = hunks.items, 3028 }; 3029 if (comptime @hasField(Event.Resolve, "theirs")) resolution.theirs = self.data.theirs_picks; 3030 const change = Event.Update{ .resolve = resolution }; 3031 Event.update(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, &id_bytes, change, author) catch |err| switch (err) { 3032 // leave the form up for correction 3033 error.InvalidFields => return, 3034 else => |e| return e, 3035 }; 3036 }, 3037 } 3038 }, 3039 } 3040 3041 const route = listRoute(self.data.identity, entryStatus(entry.*), "", entry.id) orelse return; 3042 try self.session.navigate(route); 3043 } 3044 3045 // commit a new or edited comment and navigate to its permalink. this is the 3046 // terminal path; the web posts the form to its comment route. 3047 fn submitComment(self: *This, allocator: std.mem.Allocator) !void { 3048 if (comptime wasm) return; 3049 const io = self.session.io orelse return; 3050 const src = self.data.repo_source orelse return; 3051 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 3052 const author = actor.author; 3053 const form = self.formBox() orelse return; 3054 const body_input = try formField(form, "body"); 3055 const body = try body_input.text(allocator); 3056 defer allocator.free(body); 3057 if (!evt.Comment.fieldsValid(body)) return; 3058 3059 var thread_id: [evt.event_id_size * 2]u8 = undefined; 3060 @memcpy(&thread_id, self.data.selected_id); 3061 const parent_id = if (self.data.comment_id.len == 0) thread_id else blk: { 3062 var parent: [evt.event_id_size * 2]u8 = undefined; 3063 @memcpy(&parent, self.data.comment_id); 3064 break :blk parent; 3065 }; 3066 var event_id_hex: [evt.event_id_size * 2]u8 = undefined; 3067 const editing = self.data.view == .edit_comment; 3068 if (editing) { 3069 const comment_id = evt.parseEventId(self.data.comment_id) catch return; 3070 if (!try src.canModify(io, allocator, actor, .comment, &comment_id)) return; 3071 } 3072 switch (src.repo_kind) { 3073 inline else => |repo_kind| { 3074 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, src.localInitOpts()); 3075 defer any_repo.deinit(io, allocator); 3076 switch (any_repo) { 3077 inline else => |*repo| if (editing) { 3078 const comment_id = evt.parseEventId(self.data.comment_id) catch return; 3079 try evt.Comment.update(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, kind, &thread_id, &comment_id, body, author); 3080 event_id_hex = std.fmt.bytesToHex(comment_id, .lower); 3081 } else { 3082 event_id_hex = try evt.Comment.create(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, kind, &thread_id, &parent_id, body, author); 3083 }, 3084 } 3085 }, 3086 } 3087 3088 body_input.clear(allocator); 3089 const route = ui.RoutablePage.repoThreadCommentRoute(kind, self.data.identity, &thread_id, &event_id_hex, 0) orelse return; 3090 try self.session.navigate(route); 3091 } 3092 3093 // terminal form submissions; the web posts to the forms' routes instead 3094 fn submitForm(self: *This, allocator: std.mem.Allocator) !void { 3095 switch (self.data.view) { 3096 .new_comment, .edit_comment => try self.submitComment(allocator), 3097 .edit => try self.submitEditedThread(allocator), 3098 else => try self.submitNewThread(allocator), 3099 } 3100 } 3101 3102 // commit the new thread to the repo's events branch and navigate to it. 3103 // this is the terminal path; the web posts the form to the thread route, 3104 // so the wasm side never runs (or compiles) the repo access below. 3105 fn submitNewThread(self: *This, allocator: std.mem.Allocator) !void { 3106 if (comptime wasm) return; 3107 const io = self.session.io orelse return; 3108 const src = self.data.repo_source orelse return; 3109 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 3110 3111 const form = self.threadForm() orelse return; 3112 const title_input = try formField(form, "title"); 3113 const labels_input = try formField(form, "labels"); 3114 const description_input = try formField(form, "description"); 3115 3116 const title = try title_input.text(allocator); 3117 defer allocator.free(title); 3118 const labels = try labels_input.text(allocator); 3119 defer allocator.free(labels); 3120 const description = try description_input.text(allocator); 3121 defer allocator.free(description); 3122 const target_branch = if (comptime supports_drafts) try (try formField(form, "target_branch")).text(allocator) else ""; 3123 defer if (comptime supports_drafts) allocator.free(target_branch); 3124 3125 if (!Event.fieldsValid(title, labels)) { 3126 if (!evt.titleValid(title)) try self.rememberThreadFeedback(.required_title, title, labels, description, target_branch); 3127 return; 3128 } 3129 3130 if (comptime supports_drafts) { 3131 const source = formWidget(form, .patch_source) orelse return error.MissingFormField; 3132 const source_branch = switch (source.selectedKind()) { 3133 .fork => null, 3134 .branch => try source.field().text(allocator), 3135 }; 3136 defer if (source_branch) |branch| allocator.free(branch); 3137 const event_id_hex = Data.create(self.data, self.session, allocator, actor, title, labels, description, target_branch, source_branch) catch |err| { 3138 const failure = FeedbackFailure.fromError(err) orelse return err; 3139 try self.rememberThreadFeedback(failure, title, labels, description, target_branch); 3140 return; 3141 }; 3142 title_input.clear(allocator); 3143 labels_input.clear(allocator); 3144 description_input.clear(allocator); 3145 (try formField(form, "target_branch")).clear(allocator); 3146 const route = ui.RoutablePage.repoThreadCommentsRoute(kind, self.data.identity, &event_id_hex, 0) orelse return; 3147 try self.session.navigate(route); 3148 return; 3149 } 3150 3151 var id_bytes: [evt.event_id_size]u8 = undefined; 3152 io.random(&id_bytes); 3153 const event_id_hex = std.fmt.bytesToHex(id_bytes, .lower); 3154 3155 const event = evt.EventWithId{ 3156 .id = event_id_hex, 3157 .timestamp = @intCast(std.Io.Timestamp.now(io, .real).toSeconds()), 3158 .author = actor.author, 3159 .event = @unionInit(evt.Event, @tagName(kind), Event{ 3160 .title = title, 3161 .description = description, 3162 .labels = labels, 3163 }), 3164 }; 3165 3166 switch (src.repo_kind) { 3167 inline else => |repo_kind| { 3168 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, src.localInitOpts()); 3169 defer any_repo.deinit(io, allocator); 3170 switch (any_repo) { 3171 inline else => |*repo| try evt.consume(self.session.eventHost(), .repo, repo_kind, repo.self_repo_opts, io, allocator, repo, evt.events_ref, &.{event}), 3172 } 3173 }, 3174 } 3175 3176 // wipe the form so a return visit starts fresh 3177 title_input.clear(allocator); 3178 labels_input.clear(allocator); 3179 description_input.clear(allocator); 3180 3181 const route = listRoute(self.data.identity, @fromBackingInt(@intCast(0)), "", &event_id_hex) orelse return; 3182 try self.session.navigate(route); 3183 } 3184 3185 // re-emit the selected thread's event with the form's content (status 3186 // preserved), then reload the thread's page. this is the terminal path; 3187 // the web posts the form to the edit route. 3188 fn submitEditedThread(self: *This, allocator: std.mem.Allocator) !void { 3189 if (comptime wasm) return; 3190 const io = self.session.io orelse return; 3191 const entry = self.data.selectedThread() orelse return; 3192 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 3193 const author = actor.author; 3194 3195 const form = self.threadForm() orelse return; 3196 const title_input = try formField(form, "title"); 3197 const labels_input = try formField(form, "labels"); 3198 const description_input = try formField(form, "description"); 3199 3200 const title = try title_input.text(allocator); 3201 defer allocator.free(title); 3202 const labels = try labels_input.text(allocator); 3203 defer allocator.free(labels); 3204 const description = try description_input.text(allocator); 3205 defer allocator.free(description); 3206 const target_branch = if (comptime supports_drafts) try (try formField(form, "target_branch")).text(allocator) else ""; 3207 defer if (comptime supports_drafts) allocator.free(target_branch); 3208 3209 if (!Event.fieldsValid(title, labels)) { 3210 if (!evt.titleValid(title)) try self.rememberThreadFeedback(.required_title, title, labels, description, target_branch); 3211 return; 3212 } 3213 const src = self.data.repo_source orelse return; 3214 3215 if (comptime supports_drafts) { 3216 if (entryDraft(entry.*)) { 3217 self.data.editDraft(self.session, allocator, author, entry.id, title, labels, description, target_branch) catch |err| { 3218 const failure = FeedbackFailure.fromError(err) orelse return err; 3219 try self.rememberThreadFeedback(failure, title, labels, description, target_branch); 3220 return; 3221 }; 3222 const route = listRoute(self.data.identity, entryStatus(entry.*), "", entry.id) orelse return; 3223 try self.session.navigate(route); 3224 return; 3225 } 3226 } 3227 3228 const id_bytes = try evt.parseEventId(entry.id); 3229 if (!try src.canModify(io, allocator, actor, kind, &id_bytes)) return; 3230 3231 switch (src.repo_kind) { 3232 inline else => |repo_kind| { 3233 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, src.localInitOpts()); 3234 defer any_repo.deinit(io, allocator); 3235 switch (any_repo) { 3236 inline else => |*repo| if (supports_drafts) { 3237 Event.update(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, &id_bytes, .{ .fields = .{ 3238 .title = title, 3239 .labels = labels, 3240 .description = description, 3241 .target_branch = target_branch, 3242 } }, author) catch |err| { 3243 const failure = FeedbackFailure.fromError(err) orelse return err; 3244 try self.rememberThreadFeedback(failure, title, labels, description, target_branch); 3245 return; 3246 }; 3247 } else if (has_status) 3248 try Event.update(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, &id_bytes, .{ .fields = .{ 3249 .title = title, 3250 .labels = labels, 3251 .description = description, 3252 } }, author) 3253 else 3254 try Event.update(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, &id_bytes, title, labels, description, author), 3255 } 3256 }, 3257 } 3258 3259 const route = listRoute(self.data.identity, entryStatus(entry.*), "", entry.id) orelse return; 3260 try self.session.navigate(route); 3261 } 3262 3263 fn rememberThreadFeedback(self: *This, failure: FeedbackFailure, title: []const u8, labels: []const u8, description: []const u8, target_branch: []const u8) !void { 3264 const aa = self.session.arena.allocator(); 3265 const source = if (supports_drafts) blk: { 3266 const form = self.threadForm() orelse break :blk null; 3267 break :blk formWidget(form, .patch_source); 3268 } else null; 3269 self.session.data.form_feedback = @unionInit(ui.Session.FormFeedback, @tagName(feedback_tag), .{ 3270 .failure = failure, 3271 .fields = if (comptime supports_drafts) .{ 3272 .title = try aa.dupe(u8, title), 3273 .labels = try aa.dupe(u8, labels), 3274 .description = try aa.dupe(u8, description), 3275 .target_branch = try aa.dupe(u8, target_branch), 3276 .source_branch = if (source) |value| try value.field().text(aa) else "", 3277 .source_kind = if (source) |value| value.selectedKind() else .fork, 3278 } else .{ 3279 .title = try aa.dupe(u8, title), 3280 .labels = try aa.dupe(u8, labels), 3281 .description = try aa.dupe(u8, description), 3282 }, 3283 }); 3284 } 3285 3286 fn submitConfirmation(self: *This, allocator: std.mem.Allocator, button_index: usize) !void { 3287 switch (confirmation(self.data.view) orelse return) { 3288 .publish => if (comptime supports_drafts) { 3289 if (comptime wasm) return; 3290 const entry = self.data.selectedThread() orelse return; 3291 if (!entryDraft(entry.*)) return; 3292 const author = ((try self.session.authorize(self.data.identity, .read, kind)) orelse return).author; 3293 try self.data.publishDraft(self.session, allocator, author, entry.id); 3294 const route = listRoute(self.data.identity, @fromBackingInt(@intCast(0)), "", entry.id) orelse return; 3295 try self.session.navigate(route); 3296 } else unreachable, 3297 .merge => if (comptime supports_merge) { 3298 if (comptime wasm) return; 3299 const entry = self.data.selectedThread() orelse return; 3300 const revision: evt.Patch.MergeRevision = if (button_index > 1) .squash else .source; 3301 if (!Data.canMerge(entry.*, self.session) or entry.mergeability.get(revision) != .clean) return; 3302 const author = ((try self.session.authorize(self.data.identity, .write, kind)) orelse return).author; 3303 self.data.mergePatch(self.session, allocator, author, entry.id, revision) catch |err| switch (err) { 3304 error.MergeConflict, error.MergeCheckUnavailable, error.PatchOutOfDate, error.PatchDataUnavailable => { 3305 const route = listRoute(self.data.identity, entryStatus(entry.*), "", entry.id) orelse return; 3306 try self.session.navigate(route); 3307 return; 3308 }, 3309 else => return err, 3310 }; 3311 const merged = std.meta.stringToEnum(Status, "merged") orelse return; 3312 const route = listRoute(self.data.identity, merged, "", entry.id) orelse return; 3313 try self.session.navigate(route); 3314 } else unreachable, 3315 .remove => try self.submitRemove(allocator), 3316 } 3317 } 3318 3319 fn submitRemove(self: *This, allocator: std.mem.Allocator) !void { 3320 const comment = self.data.comment_id.len != 0; 3321 const event_id = if (comment) self.data.comment_id else self.data.selected_id; 3322 const id = evt.parseEventId(event_id) catch return; 3323 try self.removeEvent(allocator, if (comment) .comment else kind, id); 3324 } 3325 3326 fn removeEvent(self: *This, allocator: std.mem.Allocator, event_kind: evt.EventKind, id: [evt.event_id_size]u8) !void { 3327 if (comptime wasm) return; 3328 const actor = (try self.session.authorize(self.data.identity, .read, kind)) orelse return; 3329 const author = actor.author; 3330 3331 if (comptime supports_drafts) { 3332 const selected = self.data.selectedThread() orelse return; 3333 if (event_kind == kind and entryDraft(selected.*)) { 3334 try Data.removeDraft(self.session, allocator, author, &id); 3335 const route = draftsRoute(self.data.identity) orelse return; 3336 try self.session.navigate(route); 3337 return; 3338 } 3339 } 3340 3341 const io = self.session.io orelse return; 3342 const src = self.data.repo_source orelse return; 3343 if (!try src.canModify(io, allocator, actor, event_kind, &id)) return; 3344 const thread_id = evt.parseEventId(self.data.selected_id) catch return; 3345 3346 switch (src.repo_kind) { 3347 inline else => |repo_kind| { 3348 var any_repo = try rp.AnyRepo(repo_kind, .{}).open(io, allocator, src.localInitOpts()); 3349 defer any_repo.deinit(io, allocator); 3350 switch (any_repo) { 3351 inline else => |*repo| try evt.removeInThread(self.session.eventHost(), repo_kind, repo.self_repo_opts, io, allocator, repo, kind, &thread_id, event_kind, &id, author), 3352 } 3353 }, 3354 } 3355 3356 const id_hex = std.fmt.bytesToHex(id, .lower); 3357 const route = ui.RoutablePage.repoEventsRoute(self.data.identity, .removed, event_kind, &id_hex, null) orelse return; 3358 try self.session.navigate(route); 3359 } 3360 3361 // enter the detail pane, landing on the way back to the list when it shows 3362 fn focusDetail(self: *This, index: usize, root_focus: *Focus) void { 3363 if (widget.listBackId(self.detailFrame(index)) != null) return widget.focusListBack(self.detailFrame(index), root_focus); 3364 _ = self.detail(index).focusFirst(root_focus); 3365 } 3366 3367 // return to the list. 3368 fn focusList(self: *This, index: usize, root_focus: *Focus) void { 3369 root_focus.setFocus(self.listScroll(index).getFocus().id); 3370 } 3371 3372 // cross to the header tabs above the stack. 3373 fn focusHeader(self: *This, root_focus: *Focus) void { 3374 root_focus.setFocus(self.box.children.keys()[header_index]); 3375 } 3376 3377 pub fn clearGrid(self: *This) void { 3378 self.box.clearGrid(); 3379 } 3380 3381 pub fn getGrid(self: This) ?Grid { 3382 return self.box.getGrid(); 3383 } 3384 3385 pub fn getFocus(self: *This) *Focus { 3386 return self.box.getFocus(); 3387 } 3388 3389 // for the parent's "scroll up at the top jumps to the header" check: at the 3390 // top only while the header tabs hold focus, so up from the split 3391 // crosses into the tabs first. 3392 pub fn atTop(self: *This) bool { 3393 return self.headerActive(); 3394 } 3395 }; 3396 } 3397