import type { ExtensionAPI } from "@earendil-works/pi-coding-agent";
import { clearToken } from "../auth/token.js";

export function registerLogoutCommand(pi: ExtensionAPI): void {
	pi.registerCommand("ticktick-logout", {
		description: "Remove saved TickTick API Token",
		handler: async (_args, ctx) => {
			const envToken = Boolean(
				process.env.TICKTICK_ACCESS_TOKEN?.trim() || process.env.TICKTICK_API_KEY?.trim(),
			);

			if (envToken) {
				ctx.ui.notify(
					"TICKTICK_ACCESS_TOKEN is set in your shell environment. /ticktick-logout only removes the saved file (~/.pi/agent/ticktick/token). To fully disconnect, unset the env var and restart Pi, or run: unset TICKTICK_ACCESS_TOKEN",
					"warning",
				);
			}

			const ok = ctx.hasUI
				? await ctx.ui.confirm(
						"Remove saved token?",
						"This deletes ~/.pi/agent/ticktick/token",
					)
				: true;

			if (!ok) return;

			await clearToken();
			ctx.ui.notify("Saved token removed. Reloading…", "info");
			await ctx.reload();
		},
	});
}