╭─────────────╮ │scroll to top│ ╰─────────────╯ ╭ Events.zig ───────────────────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯
╭────╮ ╭ clone ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╮ │http│ ssh │ │ ╰────╯ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╯
578 // the way back to the list, by enter or a click 579 if (self.detailActive()) if (ui.widget.listBackId(self.detailFrame())) |id| { 580 if (inp.activated(root_focus, id, key)) return self.focusList(root_focus); 581 if (root_focus.grandchild_id == id) return switch (direction) { 582 .up => self.header().focusCurrent(root_focus), 583 .down => root_focus.setFocus(self.detailScroll().getFocus().id), 584 .none => if (key == .arrow_left) self.focusList(root_focus), 585 }; 586 if (direction == .up and self.contentAtTop()) return root_focus.setFocus(id); 587 }; 588 if (direction == .up and self.contentAtTop()) { 589 self.header().focusCurrent(root_focus); 590 return; 591 } 592 if (self.detailActive()) { 593 if (key == .arrow_left) { 594 self.focusList(root_focus); 595 } else if (inp.rowDelta(key, @intCast(self.detailBox().children.count()))) |delta| { 596 ui.widget.moveRowFocus(self.detailBox(), self.detailScroll(), root_focus, delta); 597 } 598 } else if (inp.rowDelta(key, @intCast(self.listBox().children.count()))) |delta| { 599 ui.widget.moveRowFocus(self.listBox(), self.listScroll(), root_focus, delta); 600 } else switch (key) { 601 .arrow_right => if (self.detailBox().children.count() > 0) self.focusDetail(root_focus), 602 .enter => if (self.selectedEventIndex() != null) self.focusDetail(root_focus), 603 else => {}, 604 } 605 } 606 607 // enter the detail pane, landing on the way back to the list when it shows 608 fn focusDetail(self: *View, root_focus: *Focus) void { 609 if (ui.widget.listBackId(self.detailFrame()) != null) return ui.widget.focusListBack(self.detailFrame(), root_focus); 610 root_focus.setFocus(self.detailScroll().getFocus().id); 611 } 612 613 fn focusList(self: *View, root_focus: *Focus) void { 614 root_focus.setFocus(self.listScroll().getFocus().id); 615 } 616 617 fn contentAtTop(self: *View) bool { 618 const box = if (self.detailActive()) self.detailBox() else self.listBox(); 619 const scroll = if (self.detailActive()) self.detailScroll() else self.listScroll(); 620 const id = box.getFocus().child_id orelse return true; 621 return box.children.getIndex(id) == 0 and scroll.y == 0; 622 } 623 624 pub fn atTop(self: *View) bool { 625 return self.headerActive(); 626 } 627 628 // arriving from the page's tabs lands on the sub header, not the content 629 pub fn focusHeader(self: *View, root_focus: *Focus) bool { 630 self.header().focusCurrent(root_focus); 631 return true; 632 } 633 634 pub fn clearGrid(self: *View) void { 635 self.box.clearGrid(); 636 } 637 638 pub fn getGrid(self: View) ?Grid { 639 return self.box.getGrid(); 640 } 641 642 pub fn getFocus(self: *View) *Focus { 643 return self.box.getFocus(); 644 } 645 }; 646 647 pub const Header = struct { 648 sync_status: ?[]const u8, 649 650 const nothing = "nothing to sync"; 651 const unsynced = "sync needed!"; 652 653 const Progress = struct { 654 message: *std.Io.Writer.Allocating, 655 656 pub fn run(self: @This(), _: std.Io, event: rp.ProgressEvent) !void { 657 switch (event) { 658 .text => |value| { 659 self.message.clearRetainingCapacity(); 660 try self.message.writer.writeAll(value); 661 }, 662 else => {}, 663 } 664 } 665 }; 666 667 pub fn local( 668 comptime repo_kind: rp.RepoKind, 669 comptime repo_opts: rp.RepoOpts(repo_kind), 670 aa: std.mem.Allocator, 671 repo: *rp.Repo(repo_kind, repo_opts), 672 io: std.Io, 673 failure: ?[]const u8, 674 ) !Header { 675 if (failure != null) return Header.empty(aa, failure); 676 const remote_name = (try remoteName(repo_kind, repo_opts, repo, io, aa)) orelse return .{ .sync_status = nothing }; 677 const remote_ref: rf.Ref = .{ .kind = .{ .remote = remote_name }, .name = evt.events_ref.name }; 678 const local_oid = (try repo.readRef(io, evt.events_ref)) orelse return .{ .sync_status = nothing }; 679 const remote_oid = (try repo.readRef(io, remote_ref)) orelse return .{ .sync_status = nothing }; 680 return .{ .sync_status = if (std.mem.eql(u8, &local_oid, &remote_oid)) nothing else unsynced }; 681 } 682 683 pub fn empty(aa: std.mem.Allocator, failure: ?[]const u8) !Header { 684 return .{ .sync_status = if (failure) |name| try aa.print("error: {s}", .{name}) else nothing }; 685 } 686 687 pub fn remote() Header { 688 return .{ .sync_status = null }; 689 } 690 691 pub const View = struct { 692 box: wgt.Box(ui.Widget), 693 session: *ui.Session, 694 tab_ids: [2]usize, 695 // the tab stays selected while the sync button has focus 696 selected_tab: usize, 697 button_id: ?usize, 698 699 pub fn init(allocator: std.mem.Allocator, data: *const Self, session: *ui.Session) !Header.View { 700 var box = try wgt.Box(ui.Widget).init(allocator, .{ .border = null, .direction = .horiz }); 701 errdefer box.deinit(allocator); 702 var tab_ids: [2]usize = undefined; 703 const view_labels = [_][]const u8{ active_tab_label, removed_tab_label }; 704 inline for ([_]ui.RoutablePage.EventsView{ .active, .removed }, view_labels, 0..) |view, view_label, i| { 705 const route = ui.RoutablePage.repoEventsRoute(data.identity, view, null, "", data.moment) orelse return error.RouteTooLong; 706 const count = data.window(view).count; 707 var label_buf: [64]u8 = undefined; 708 const label = try std.fmt.bufPrint(&label_buf, "{s} ({d})", .{ view_label, count }); 709 var tab = try wgt.TextBox.init(allocator, label, .{ .border = .hidden, .round_corners = true, .wrap_kind = .none }); 710 errdefer tab.deinit(allocator); 711 tab.getFocus().mode = .all; 712 const selected = std.meta.activeTag(session.data.current_page) == .repo_events and data.view == view; 713 tab.getFocus().kind = .{ .custom = try ui.inPageTabLink(session, route, selected) }; 714 tab_ids[i] = tab.getFocus().id; 715 try box.children.put(allocator, tab.getFocus().id, .{ .widget = .{ .text_box = tab }, .rect = null, .min_size = .{ .width = label.len + 2, .height = null } }); 716 } 717 718 // pushes the sync button and status to the right 719 { 720 var spacer = try ui.widget.Spacer.init(allocator); 721 errdefer spacer.deinit(allocator); 722 try box.children.put(allocator, spacer.getFocus().id, .{ .widget = .{ .spacer = spacer }, .rect = null, .min_size = null, .flex = .grow }); 723 } 724 725 var button_id: ?usize = null; 726 if (data.header.sync_status != null) { 727 box.getFocus().kind = .{ .custom = "form:/sync" }; 728 var button = try wgt.TextBox.init(allocator, "sync", .{ .border = .single, .round_corners = true, .wrap_kind = .none }); 729 errdefer button.deinit(allocator); 730 button.getFocus().mode = .all; 731 button.getFocus().kind = .{ .custom = "submit" }; 732 button_id = button.getFocus().id; 733 try box.children.put(allocator, button.getFocus().id, .{ .widget = .{ .text_box = button }, .rect = null, .min_size = null }); 734 } 735 736 if (data.header.sync_status) |status_text| { 737 var status = try wgt.TextBox.init(allocator, status_text, .{ .border = .hidden, .wrap_kind = .none }); 738 errdefer status.deinit(allocator); 739 try box.children.put(allocator, status.getFocus().id, .{ .widget = .{ .text_box = status }, .rect = null, .min_size = null, .flex = .shrink }); 740 } 741 box.getFocus().child_id = tab_ids[@backingInt(data.view)]; 742 return .{ .box = box, .session = session, .tab_ids = tab_ids, .selected_tab = @backingInt(data.view), .button_id = button_id }; 743 } 744 745 pub fn deinit(self: *Header.View, allocator: std.mem.Allocator) void { 746 self.box.deinit(allocator); 747 } 748 749 pub fn build(self: *Header.View, allocator: std.mem.Allocator, constraint: layout.Constraint, root_focus: *Focus) !void { 750 self.clearGrid(); 751 if (self.getSelectedIndex()) |index| self.selected_tab = index; 752 for (self.tab_ids, 0..) |id, index| { 753 const child = self.box.children.getPtr(id) orelse continue; 754 const tab = switch (child.widget) { 755 .text_box => |*text_box| text_box, 756 else => continue, 757 }; 758 ui.widget.markSelected(tab, index == self.selected_tab); 759 } 760 try self.box.build(allocator, constraint, root_focus); 761 } 762 763 pub fn input(self: *Header.View, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 764 const selected = self.box.getFocus().child_id orelse return; 765 const stops = [_]?usize{ self.tab_ids[0], self.tab_ids[1], self.button_id }; 766 const count = 2 + @as(usize, @intFromBool(self.button_id != null)); 767 const current = std.mem.indexOfScalar(?usize, stops[0..count], selected) orelse return; 768 if (inp.moveTab(key, current, count)) |next| { 769 root_focus.setFocus(stops[next] orelse unreachable); 770 return; 771 } 772 switch (key) { 773 .enter => if (self.syncFocused()) try self.requestSync(allocator), 774 .mouse => |mouse| if (self.button_id) |id| if (inp.leftClickOn(root_focus, id, mouse)) try self.requestSync(allocator), 775 else => {}, 776 } 777 } 778 779 fn requestSync(self: *Header.View, allocator: std.mem.Allocator) !void { 780 if (!self.session.is_terminal) return; 781 if (self.session.host_request != null) return; 782 const button_id = self.button_id orelse return; 783 const child = self.box.children.getPtr(button_id) orelse return; 784 const button = switch (child.widget) { 785 .text_box => |*button| button, 786 else => return, 787 }; 788 try button.setContent(allocator, "syncing..."); 789 self.session.host_request = .sync_events; 790 } 791 792 fn syncFocused(self: *Header.View) bool { 793 const button_id = self.button_id orelse return false; 794 return self.box.getFocus().child_id == button_id; 795 } 796 797 pub fn getSelectedIndex(self: *Header.View) ?usize { 798 const id = self.box.getFocus().child_id orelse return null; 799 return std.mem.indexOfScalar(usize, &self.tab_ids, id); 800 } 801 802 pub fn focusCurrent(self: *Header.View, root_focus: *Focus) void { 803 root_focus.setFocus(self.box.getFocus().child_id orelse self.tab_ids[0]); 804 } 805 806 pub fn clearGrid(self: *Header.View) void { 807 self.box.clearGrid(); 808 } 809 810 pub fn getGrid(self: Header.View) ?Grid { 811 return self.box.getGrid(); 812 } 813 814 pub fn getFocus(self: *Header.View) *Focus { 815 return self.box.getFocus(); 816 } 817 }; 818 }; 819 820 pub fn performSync(allocator: std.mem.Allocator, session: *ui.Session) !void { 821 if (comptime builtin.target.cpu.arch == .wasm32) return; 822 const io = session.io orelse return; 823 const source = session.local orelse return; 824 defer session.refresh_requested = true; 825 const failure = sync(io, allocator, source) catch |err| { 826 session.data.sync_failure = @errorName(err); 827 return; 828 }; 829 if (failure) |message| { 830 defer allocator.free(message); 831 session.data.sync_failure = try session.arena.allocator().dupe(u8, message); 832 return; 833 } 834 session.data.sync_failure = null; 835 switch (session.data.current_page) { 836 .repo_events => |route| { 837 if (ui.RoutablePage.repoEventsRoute(route.name.slice(), route.view, null, "", route.moment)) |first| 838 session.data.current_page = first; 839 }, 840 else => {}, 841 } 842 } 843 844 fn remoteName( 845 comptime repo_kind: rp.RepoKind, 846 comptime repo_opts: rp.RepoOpts(repo_kind), 847 repo: *rp.Repo(repo_kind, repo_opts), 848 io: std.Io, 849 allocator: std.mem.Allocator, 850 ) !?[]u8 { 851 var remotes = try repo.listRemotes(io, allocator); 852 defer remotes.deinit(); 853 const names = remotes.sections.keys(); 854 if (names.len == 0) return null; 855 for (names) |name| { 856 const remote_ref: rf.Ref = .{ .kind = .{ .remote = name }, .name = evt.events_ref.name }; 857 if (try repo.readRef(io, remote_ref) != null) return try allocator.dupe(u8, name); 858 } 859 return try allocator.dupe(u8, names[0]); 860 } 861 862 fn isLoopbackSshUrl(url: []const u8) bool { 863 const uri = std.Uri.parse(url) catch return false; 864 const host = switch (uri.host orelse return false) { 865 .raw => |value| value, 866 .percent_encoded => |value| value, 867 }; 868 return std.mem.eql(u8, host, "localhost") or 869 std.mem.eql(u8, host, "127.0.0.1") or 870 std.mem.eql(u8, host, "::1") or 871 std.mem.eql(u8, host, "[::1]"); 872 } 873 874 pub fn sync(io: std.Io, allocator: std.mem.Allocator, source: ui.RepoSource) !?[]u8 { 875 var message: std.Io.Writer.Allocating = .init(allocator); 876 defer message.deinit(); 877 878 switch (source.repo_kind) { 879 inline else => |repo_kind| { 880 var any_repo = try rp.AnyRepo(repo_kind, .{ .ProgressCtx = Header.Progress }).open(io, allocator, source.localInitOpts()); 881 defer any_repo.deinit(io, allocator); 882 switch (any_repo) { 883 inline else => |*repo| { 884 const repo_opts = repo.self_repo_opts; 885 const remote_name = (try remoteName(repo_kind, repo_opts, repo, io, allocator)) orelse return error.RemoteNotFound; 886 defer allocator.free(remote_name); 887 888 var config = try repo.listConfig(io, allocator); 889 defer config.deinit(); 890 const configured_ssh = if (config.sections.get("core")) |core| core.get("sshcommand") else null; 891 const ssh = if (configured_ssh) |command| if (command.len > 0) command else "ssh" else "ssh"; 892 const remote_section = try allocator.print("remote.{s}", .{remote_name}); 893 defer allocator.free(remote_section); 894 const remote_config = config.sections.get(remote_section) orelse return error.RemoteNotFound; 895 const fetch_url = remote_config.get("url") orelse return error.UrlNotFound; 896 const push_url = remote_config.get("pushurl") orelse fetch_url; 897 const loopback_opts = " -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null"; 898 const fetch_ssh_command = try allocator.print("{s}{s} -o BatchMode=yes -o LogLevel=QUIET", .{ ssh, if (isLoopbackSshUrl(fetch_url)) loopback_opts else "" }); 899 defer allocator.free(fetch_ssh_command); 900 const push_ssh_command = try allocator.print("{s}{s} -o BatchMode=yes -o LogLevel=QUIET", .{ ssh, if (isLoopbackSshUrl(push_url)) loopback_opts else "" }); 901 defer allocator.free(push_ssh_command); 902 const fetch_transport_opts: xit.net.Opts(repo_opts.ProgressCtx) = .{ .progress_ctx = .{ .message = &message }, .wire = .{ .ssh = .{ .command = fetch_ssh_command } } }; 903 const push_transport_opts: xit.net.Opts(repo_opts.ProgressCtx) = .{ .progress_ctx = .{ .message = &message }, .wire = .{ .ssh = .{ .command = push_ssh_command } } }; 904 905 const fetch_refspec = try allocator.print("+refs/heads/{s}:refs/remotes/{s}/{s}", .{ evt.events_ref.name, remote_name, evt.events_ref.name }); 906 defer allocator.free(fetch_refspec); 907 var fetch_opts = fetch_transport_opts; 908 fetch_opts.refspecs = &.{fetch_refspec}; 909 message.clearRetainingCapacity(); 910 repo.fetch(io, allocator, remote_name, fetch_opts) catch |err| { 911 if (err == error.ServerReportedError and message.written().len != 0) return try allocator.dupe(u8, message.written()); 912 return err; 913 }; 914 915 const remote_ref: rf.Ref = .{ .kind = .{ .remote = remote_name }, .name = evt.events_ref.name }; 916 const local_oid = try repo.readRef(io, evt.events_ref); 917 const remote_oid = try repo.readRef(io, remote_ref); 918 if (local_oid == null and remote_oid == null) { 919 try evt.consume(.local, .repo, repo_kind, repo_opts, io, allocator, repo, evt.events_ref, &.{}); 920 return null; 921 } 922 if (remote_oid != null) try evt.mergeEvents(repo_kind, repo_opts, io, allocator, repo, remote_ref); 923 try evt.consume(.local, .repo, repo_kind, repo_opts, io, allocator, repo, evt.events_ref, &.{}); 924 925 const push_refspec = try allocator.print("refs/heads/{s}:refs/heads/{s}", .{ evt.events_ref.name, evt.events_ref.name }); 926 defer allocator.free(push_refspec); 927 message.clearRetainingCapacity(); 928 repo.push(io, allocator, remote_name, push_refspec, false, push_transport_opts) catch |err| { 929 if (err == error.ServerReportedError and message.written().len != 0) return try allocator.dupe(u8, message.written()); 930 return err; 931 }; 932 message.clearRetainingCapacity(); 933 repo.fetch(io, allocator, remote_name, fetch_opts) catch |err| { 934 if (err == error.ServerReportedError and message.written().len != 0) return try allocator.dupe(u8, message.written()); 935 return err; 936 }; 937 }, 938 } 939 }, 940 } 941 return null; 942 } 943