flow/src/tui/mode/overlay/theme_palette.zig

62 lines
2.2 KiB
Zig

const std = @import("std");
const cbor = @import("cbor");
const tp = @import("thespian");
const Widget = @import("../../Widget.zig");
const tui = @import("../../tui.zig");
pub const Type = @import("palette.zig").Create(@This());
pub const label = "Search themes";
pub const Entry = struct {
name: []const u8,
};
pub const Match = struct {
name: []const u8,
score: i32,
matches: []const usize,
};
var previous_theme: ?[]const u8 = null;
pub fn load_entries(palette: *Type) !void {
previous_theme = tui.current().theme.name;
for (Widget.themes) |theme|
(try palette.entries.addOne()).* = .{ .name = theme.name };
}
pub fn add_menu_entry(palette: *Type, entry: *Entry, matches: ?[]const usize) !void {
var value = std.ArrayList(u8).init(palette.a);
defer value.deinit();
const writer = value.writer();
try cbor.writeValue(writer, entry.name);
try cbor.writeValue(writer, if (palette.hints) |hints| hints.get(entry.name) orelse "" else "");
if (matches) |matches_|
try cbor.writeValue(writer, matches_);
try palette.menu.add_item_with_handler(value.items, select);
palette.items += 1;
}
fn select(menu: **Type.MenuState, button: *Type.ButtonState) void {
var name: []const u8 = undefined;
var iter = button.opts.label;
if (!(cbor.matchString(&iter, &name) catch false)) return;
tp.self_pid().send(.{ "cmd", "exit_overlay_mode" }) catch |e| menu.*.opts.ctx.logger.err("theme_palette", e);
tp.self_pid().send(.{ "cmd", "set_theme", .{name} }) catch |e| menu.*.opts.ctx.logger.err("theme_palette", e);
}
pub fn updated(palette: *Type, button_: ?*Type.ButtonState) !void {
const button = button_ orelse return cancel(palette);
var name: []const u8 = undefined;
var iter = button.opts.label;
if (!(cbor.matchString(&iter, &name) catch false)) return;
tp.self_pid().send(.{ "cmd", "set_theme", .{name} }) catch |e| palette.logger.err("theme_palette upated", e);
}
pub fn cancel(palette: *Type) !void {
if (previous_theme) |name| if (!std.mem.eql(u8, name, tui.current().theme.name)) {
previous_theme = null;
tp.self_pid().send(.{ "cmd", "set_theme", .{name} }) catch |e| palette.logger.err("theme_palette cancel", e);
};
}