import { Menu, MenuItem, PredefinedMenuItem } from "@tauri-apps/api/menu";
import { TrayIcon } from "@tauri-apps/api/tray";
import { getCurrentWindow } from "@tauri-apps/api/window";
import pkg from "@/package.json";

const DEFAULT_TRAY_NAME = "main";

async function toggleVisibility() {
	if (await getCurrentWindow().isVisible()) {
		await getCurrentWindow().hide();
	} else {
		await getCurrentWindow().show();
		await getCurrentWindow().setFocus();
	}
}

export async function useTray(init: boolean = false, beforExit: Function) {
	let tray;
	try {
		tray = await TrayIcon.getById(DEFAULT_TRAY_NAME);
		if (!tray) {
			tray = await TrayIcon.new({
				tooltip: `EasyTier\n${pkg.version}`,
				title: `EasyTier\n${pkg.version}`,
				id: DEFAULT_TRAY_NAME,
				menu: await Menu.new({
					id: "main",
					items: await generateMenuItem(beforExit)
				}),
				action: async e => {
					toggleVisibility();
				}
			});
		}
	} catch (error) {
		console.warn("Error while creating tray icon:", error);
		return null;
	}

	if (init) {
		tray.setTooltip(`EasyTier\n${pkg.version}`);
		tray.setMenuOnLeftClick(false);
		tray.setMenu(
			await Menu.new({
				id: "main",
				items: await generateMenuItem(beforExit)
			})
		);
	}

	return tray;
}

export async function generateMenuItem(beforExit: Function) {
	return [await MenuItemExit("退出", beforExit), await PredefinedMenuItem.new({ item: "Separator" }), await MenuItemShow("显示 / 隐藏")];
}

export async function MenuItemExit(text: string, beforExit: Function) {
	return await MenuItem.new({
		id: "quit",
		text,
		action: async () => {
			if (beforExit) {
				await beforExit();
			}
			await getCurrentWindow().close();
		}
	});
}

export async function MenuItemShow(text: string) {
	return await MenuItem.new({
		id: "show",
		text,
		action: async () => {
			await toggleVisibility();
		}
	});
}

// export async function setTrayMenu(items: (MenuItem | PredefinedMenuItem)[] | undefined = undefined) {
//   // const tray = await useTray()
//   const tray = await TrayIcon.getById(DEFAULT_TRAY_NAME)
//   if (!tray)
//     return
//   const menu = await Menu.new({
//     id: 'main',
//     items: items || await generateMenuItem(),
//   })
//   tray.setMenu(menu)
// }

export async function setTrayRunState(tray: TrayIcon | null, isRunning: boolean = false) {
	if (!tray) return;
	tray.setIcon(isRunning ? "icons/icon-inactive.ico" : "icons/icon.ico");
}

// export async function setTrayTooltip(tooltip: string) {
//   if (tooltip) {
//     const tray = await useTray()
//     if (!tray)
//       return
//     tray.setTooltip(`EasyTier\n${pkg.version}\n${tooltip}`)
//     tray.setTitle(`EasyTier\n${pkg.version}\n${tooltip}`)
//   }
// }