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╭─────────────╮ │scroll to top│ ╰─────────────╯ ╭ Files.zig ────────────────────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯

╭────╮ ╭ clone ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╮ │http│ ssh │ │ ╰────╯ ╰ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ╯

.. Attachment.zig Comment.zig Commits.zig Discussions.zig Events.zig ╭─────────────────────────────────╮ │Files.zig │ ╰─────────────────────────────────╯ Header.zig Issues.zig Refs.zig Threads.zig

610 } 611 612 fn listInput(self: *View, key: Key, root_focus: *Focus) !void { 613 // up/down (and the scroll wheel) move the selection; page up/down jump a 614 // fixed amount. right/Enter cross into the detail pane. Enter/clicks on a 615 // directory (or "..") row are turned into navigation by the host 616 // (crossPageLink) before reaching here. 617 if (inp.rowDelta(key, @intCast(self.listBox().children.count()))) |delta| { 618 ui.moveRowFocus(self.listBox(), self.listScroll(), root_focus, delta); 619 return; 620 } 621 switch (key) { 622 .enter, .arrow_right => try self.focusDetail(root_focus), 623 else => {}, 624 } 625 } 626 627 // whether focus is on the content box (vs. a "previous"/"next" nav link). 628 fn focusOnContent(self: *View, root_focus: *Focus) bool { 629 const g = root_focus.grandchild_id orelse return false; 630 return self.detailInner().children.contains(g); 631 } 632 633 fn detailInput(self: *View, key: Key, root_focus: *Focus) !void { 634 const sc = self.detailScroll(); 635 const on_content = self.focusOnContent(root_focus); 636 // the "next" link sits above the content scroll. on the link, left returns 637 // to the file list and down drops into the content. in the content, the 638 // terminal scrolls by offset and reaching the top then pressing up crosses 639 // back up to the link; on the web vertical scrolling is the browser's job 640 // so up just crosses to the link. 641 switch (key) { 642 .arrow_left => { 643 if (on_content) { 644 if (sc.x > 0) { 645 sc.x -= 1; 646 self.detailScroll().clampToContent(); 647 } else try self.focusList(root_focus); 648 } else if (!self.moveNav(root_focus, -1)) { 649 try self.focusList(root_focus); 650 } 651 }, 652 .arrow_right => { 653 if (on_content) { 654 sc.x += 1; 655 self.detailScroll().clampToContent(); 656 } else _ = self.moveNav(root_focus, 1); 657 }, 658 .arrow_up => { 659 if (on_content) { 660 if (self.session.is_terminal and sc.y > 0) { 661 sc.y -= 1; 662 self.detailScroll().clampToContent(); 663 } else self.focusNav(root_focus); // cross up to the links 664 } 665 }, 666 .arrow_down => { 667 if (on_content) { 668 if (self.session.is_terminal) { 669 sc.y += 1; 670 self.detailScroll().clampToContent(); 671 } 672 } else self.focusContent(root_focus); // links -> content 673 }, 674 .page_up => if (on_content and self.session.is_terminal) { 675 sc.y -= 10; 676 self.detailScroll().clampToContent(); 677 }, 678 .page_down => if (on_content and self.session.is_terminal) { 679 sc.y += 10; 680 self.detailScroll().clampToContent(); 681 }, 682 .home => if (on_content and self.session.is_terminal) { 683 sc.y = 0; 684 self.detailScroll().clampToContent(); 685 }, 686 .end => if (on_content and self.session.is_terminal) { 687 sc.y = std.math.maxInt(isize); 688 self.detailScroll().clampToContent(); 689 }, 690 .mouse => |mouse| switch (mouse.action) { 691 .scroll => |dir| if (on_content and self.session.is_terminal) { 692 sc.y += if (dir == .up) -5 else 5; 693 self.detailScroll().clampToContent(); 694 }, 695 else => {}, 696 }, 697 else => {}, 698 } 699 } 700 701 // focus the first (left-most) nav link; a no-op when there are none, leaving 702 // focus on the content. 703 fn focusNav(self: *View, root_focus: *Focus) void { 704 const nav_box = self.navBox(); 705 if (nav_box.children.count() == 0) return; 706 root_focus.setFocus(nav_box.children.keys()[0]); 707 } 708 709 fn focusContent(self: *View, root_focus: *Focus) void { 710 const inner = self.detailInner(); 711 const id = inner.getFocus().child_id orelse (if (inner.children.count() > 0) inner.children.keys()[0] else return); 712 root_focus.setFocus(id); 713 } 714 715 // move focus `delta` rows within the nav box; returns false (without moving) 716 // when that would step off either end. 717 fn moveNav(self: *View, root_focus: *Focus, delta: isize) bool { 718 const nav_box = self.navBox(); 719 const keys = nav_box.children.keys(); 720 const cur_id = nav_box.getFocus().child_id orelse return false; 721 const cur: isize = @intCast(nav_box.children.getIndex(cur_id) orelse return false); 722 const target = cur + delta; 723 if (target < 0 or target >= @as(isize, @intCast(keys.len))) return false; 724 root_focus.setFocus(keys[@intCast(target)]); 725 return true; 726 } 727 728 // enter the detail pane, landing on the "next" link when there is one (so 729 // right-arrow reaches it), else on the content. a directory or ".." row has 730 // neither, so there's nothing to enter. selecting the frame's child (then 731 // focusing the frame) also handles the too-narrow case where the pane isn't 732 // laid out yet — focus lands inside it after the next build. 733 fn focusDetail(self: *View, root_focus: *Focus) !void { 734 const frame = self.detailOuter(); 735 if (self.navBox().children.count() > 0) { 736 frame.getFocus().child_id = self.navBox().getFocus().id; 737 } else if (self.detailInner().children.count() > 0) { 738 frame.getFocus().child_id = self.detailScrollFrame().getFocus().id; 739 } else return; 740 root_focus.setFocus(frame.getFocus().id); 741 } 742 743 // return to the list. 744 fn focusList(self: *View, root_focus: *Focus) !void { 745 root_focus.setFocus(self.listScroll().getFocus().id); 746 } 747 748 pub fn clearGrid(self: *View) void { 749 self.box.clearGrid(); 750 } 751 752 pub fn getGrid(self: View) ?Grid { 753 return self.box.getGrid(); 754 } 755 756 pub fn getFocus(self: *View) *Focus { 757 return self.box.getFocus(); 758 } 759 760 fn contentAtTop(self: *View) bool { 761 if (self.detailActive()) { 762 if (self.detailOuter().getFocus().child_id == self.navBox().getFocus().id) return true; 763 return self.navBox().children.count() == 0 and 764 (!self.session.is_terminal or self.detailScroll().y == 0); 765 } 766 const lb = self.listBox(); 767 const cid = lb.getFocus().child_id orelse return true; 768 return lb.children.getIndex(cid) == 0; 769 } 770 771 // only the clone-url row sits directly below the repository header. 772 pub fn getSelectedIndex(self: *View) ?usize { 773 if (self.headerActive()) return 0; 774 return if (self.header().hasCloneUrl() or !self.contentAtTop()) 1 else 0; 775 } 776 777 pub fn focusCloneUrl(self: *View, root_focus: *Focus) bool { 778 return self.header().focusCloneUrl(root_focus); 779 } 780 }; 781 782 // join `lines` into one string, each prefixed with its 1-based file line number 783 // (right-aligned in a column wide enough for the last number, then a space), 784 // like the diffs view. `start` is the window's 0-based first line, so numbers 785 // continue across paginated windows. 786 fn numberedContent(arena: std.mem.Allocator, lines: []const []const u8, start: usize) ![]const u8 { 787 if (lines.len == 0) return ""; 788 const width = std.fmt.count("{d}", .{start + lines.len}); 789 const indent = try arena.alloc(u8, width); 790 @memset(indent, ' '); 791 792 var out: std.ArrayList(u8) = .empty; 793 for (lines, 0..) |line, i| { 794 if (i != 0) try out.append(arena, '\n'); 795 const num_str = try std.fmt.allocPrint(arena, "{d}", .{start + i + 1}); 796 try out.appendSlice(arena, indent[0 .. width - num_str.len]); 797 try out.appendSlice(arena, num_str); 798 try out.append(arena, ' '); 799 try out.appendSlice(arena, line); 800 } 801 return out.toOwnedSlice(arena); 802 } 803 804 // the index of the "README"/"README.md" file entry (case-insensitive), or null 805 // if none. used to pick the default selection at the repo root. 806 fn readmeIndex(entries: []const Entry) ?usize { 807 for (entries, 0..) |entry, i| { 808 if (!entry.is_dir and isReadme(entry.name)) return i; 809 } 810 return null; 811 } 812 813 fn isReadme(name: []const u8) bool { 814 return std.ascii.eqlIgnoreCase(name, "README") or std.ascii.eqlIgnoreCase(name, "README.md"); 815 } 816 817 // the index of the entry the route named (data.selected_file), or null if none. 818 fn selectedFileIndex(data: *const Self) ?usize { 819 const name = data.selected_file orelse return null; 820 for (data.entries, 0..) |entry, i| { 821 if (!entry.is_dir and std.mem.eql(u8, entry.name, name)) return i; 822 } 823 return null; 824 } 825 826 // an "a:" link to the files route at `path`, pinned to the listing's ref, so 827 // following it navigates to that directory's listing. 828 fn dirLink(page_arena: *std.heap.ArenaAllocator, data: *const Self, path: []const u8) ![]const u8 { 829 const route = ui.RoutablePage.repoFilesRoute(data.identity, data.ref_or_oid, data.ref_or_oid_value, path, 0) orelse return error.RouteTooLong; 830 return std.fmt.allocPrint(page_arena.allocator(), "a:{s}", .{try route.toUrl(page_arena)}); 831 } 832 833 // a link to the file's route. a preloaded file gets an "ai:" link 834 // (crossPageLink ignores it, so a click selects the row in place and shows its 835 // contents); an unloaded file gets an "a:" link, so activating it reloads the 836 // page with that file selected and its content read. 837 fn fileLink(page_arena: *std.heap.ArenaAllocator, data: *const Self, path: []const u8, loaded: bool) ![]const u8 { 838 const route = ui.RoutablePage.repoFilesRoute(data.identity, data.ref_or_oid, data.ref_or_oid_value, path, 0) orelse return error.RouteTooLong; 839 const prefix = if (loaded) "ai:" else "a:"; 840 return std.fmt.allocPrint(page_arena.allocator(), "{s}{s}", .{ prefix, try route.toUrl(page_arena) }); 841 } 842 843 // the url `line` value for a content window: its first line's 1-based number, 844 // except the first window, which serializes as unset (0). 845 fn lineNumber(window_start: usize) usize { 846 return if (window_start == 0) 0 else window_start + 1; 847 } 848 849 // `dir`/`name`, or just `name` at the root. 850 pub fn childDir(arena: std.mem.Allocator, dir: []const u8, name: []const u8) ![]const u8 { 851 return if (dir.len == 0) name else std.fmt.allocPrint(arena, "{s}/{s}", .{ dir, name }); 852 } 853 854 // `dir` with its last segment removed ("" when `dir` has a single segment). 855 fn parentDir(dir: []const u8) []const u8 { 856 const slash = std.mem.lastIndexOfScalar(u8, dir, '/') orelse return ""; 857 return dir[0..slash]; 858 } 859 860 // the "<ref_or_oid> <value>" banner shown above the listing. 861 pub const Header = struct { 862 content: []const u8, 863 864 // `value` arrives url-encoded, so decode it for display. 865 pub fn init(aa: std.mem.Allocator, ref_or_oid: ui.RoutablePage.RefOrOid, value: []const u8) !Header { 866 const decoded = std.Uri.percentDecodeInPlace(try aa.dupe(u8, value)); 867 return .{ 868 .content = try std.fmt.allocPrint(aa, "{s} {s}", .{ @tagName(ref_or_oid), decoded }), 869 }; 870 } 871 872 pub const View = struct { 873 box: wgt.Box(ui.Widget), 874 data: *const Header, 875 876 pub fn init(allocator: std.mem.Allocator, data: *const Header, session: *ui.Session, identity: []const u8) !Header.View { 877 var box = try wgt.Box(ui.Widget).init(allocator, .{ .border_style = null, .direction = .horiz }); 878 errdefer box.deinit(allocator); 879 880 if (!session.data.is_local and (session.data.clone_http_port != null or session.data.clone_ssh_port != null)) { 881 var clone_url = try ui.CloneUrl.View.init(allocator, session, identity); 882 errdefer clone_url.deinit(allocator); 883 const min_width = clone_url.minWidth(); 884 box.getFocus().child_id = clone_url.getFocus().id; 885 try box.children.put(allocator, clone_url.getFocus().id, .{ .widget = .{ .clone_url = clone_url }, .rect = null, .min_size = .{ .width = min_width, .height = 3 } }); 886 } 887 888 var spacer = try ui.Spacer.init(allocator); 889 errdefer spacer.deinit(allocator); 890 try box.children.put(allocator, spacer.getFocus().id, .{ .widget = .{ .spacer = spacer }, .rect = null, .min_size = null }); 891 892 var text_box = try wgt.TextBox(ui.Widget).init(allocator, data.content, .{ .border_style = .hidden, .wrap_kind = .none }); 893 errdefer text_box.deinit(allocator); 894 try box.children.put(allocator, text_box.getFocus().id, .{ .widget = .{ .text_box = text_box }, .rect = null, .min_size = null, .flex = .shrink }); 895 896 return .{ .box = box, .data = data }; 897 } 898 899 pub fn deinit(self: *Header.View, allocator: std.mem.Allocator) void { 900 self.box.deinit(allocator); 901 } 902 903 pub fn build(self: *Header.View, allocator: std.mem.Allocator, constraint: layout.Constraint, root_focus: *Focus) !void { 904 self.clearGrid(); 905 try self.box.build(allocator, constraint, root_focus); 906 } 907 908 pub fn input(self: *Header.View, allocator: std.mem.Allocator, key: Key, root_focus: *Focus) !void { 909 const clone_url = self.cloneUrl() orelse return; 910 try clone_url.input(allocator, key, root_focus); 911 } 912 913 pub fn focusCloneUrl(self: *Header.View, root_focus: *Focus) bool { 914 const clone_url = self.cloneUrl() orelse return false; 915 root_focus.setFocus(clone_url.getFocus().id); 916 return true; 917 } 918 919 pub fn hasCloneUrl(self: *Header.View) bool { 920 return self.cloneUrl() != null; 921 } 922 923 fn cloneUrl(self: *Header.View) ?*ui.CloneUrl.View { 924 for (self.box.children.values()) |*child| switch (child.widget) { 925 .clone_url => |*clone_url| return clone_url, 926 else => {}, 927 }; 928 return null; 929 } 930 931 pub fn clearGrid(self: *Header.View) void { 932 self.box.clearGrid(); 933 } 934 935 pub fn getGrid(self: Header.View) ?Grid { 936 return self.box.getGrid(); 937 } 938 939 pub fn getFocus(self: *Header.View) *Focus { 940 return self.box.getFocus(); 941 } 942 }; 943 }; 944