feat(task): add project tasks

src/tui/mode/overlay/task_palette.zig

@@ -0,0 +1,71 @@
+const std = @import("std");
+const cbor = @import("cbor");
+const tp = @import("thespian");
+const command = @import("command");
+const project_manager = @import("project_manager");
+
+const tui = @import("../../tui.zig");
+pub const Type = @import("palette.zig").Create(@This());
+const module_name = @typeName(@This());
+
+pub const label = "Run a task";
+pub const name = " task";
+pub const description = "task";
+
+pub const Entry = struct {
+    label: []const u8,
+    hint: []const u8,
+};
+
+pub fn deinit(palette: *Type) void {
+    clear_entries(palette);
+}
+
+pub fn load_entries(palette: *Type) !usize {
+    const rsp = try project_manager.request_tasks(palette.allocator);
+    defer palette.allocator.free(rsp.buf);
+    var iter: []const u8 = rsp.buf;
+    var len = try cbor.decodeArrayHeader(&iter);
+    while (len > 0) : (len -= 1) {
+        var task: []const u8 = undefined;
+        if (try cbor.matchValue(&iter, cbor.extract(&task))) {
+            (try palette.entries.addOne()).* = .{ .label = try palette.allocator.dupe(u8, task), .hint = "" };
+        } else return error.InvalidTaskMessageField;
+    }
+    return if (palette.entries.items.len == 0) label.len else 1;
+}
+
+pub fn clear_entries(palette: *Type) void {
+    for (palette.entries.items) |entry|
+        palette.allocator.free(entry.label);
+    palette.entries.clearRetainingCapacity();
+}
+
+pub fn add_menu_entry(palette: *Type, entry: *Entry, matches: ?[]const usize) !void {
+    var value = std.ArrayList(u8).init(palette.allocator);
+    defer value.deinit();
+    const writer = value.writer();
+    try cbor.writeValue(writer, entry.label);
+    try cbor.writeValue(writer, entry.hint);
+    try cbor.writeValue(writer, matches orelse &[_]usize{});
+    try palette.menu.add_item_with_handler(value.items, select);
+    palette.items += 1;
+}
+
+fn select(menu: **Type.MenuState, button: *Type.ButtonState) void {
+    var task: []const u8 = undefined;
+    var iter = button.opts.label;
+    if (!(cbor.matchString(&iter, &task) catch false)) return;
+    tp.self_pid().send(.{ "cmd", "exit_overlay_mode" }) catch |e| menu.*.opts.ctx.logger.err(module_name, e);
+    tp.self_pid().send(.{ "cmd", "add_task", .{task} }) catch |e| menu.*.opts.ctx.logger.err(module_name, e);
+    tp.self_pid().send(.{ "cmd", "create_scratch_buffer", .{"*task*"} }) catch |e| menu.*.opts.ctx.logger.err(module_name, e);
+    tp.self_pid().send(.{ "cmd", "shell_execute_insert", .{task} }) catch |e| menu.*.opts.ctx.logger.err(module_name, e);
+}
+
+pub fn delete_item(menu: *Type.MenuState, button: *Type.ButtonState) bool {
+    var task: []const u8 = undefined;
+    var iter = button.opts.label;
+    if (!(cbor.matchString(&iter, &task) catch false)) return false;
+    command.executeName("delete_task", command.fmt(.{task})) catch |e| menu.*.opts.ctx.logger.err(module_name, e);
+    return true; //refresh list
+}