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

const SETUP_HELP = [
	"TickTick API Token setup:",
	"1. Open https://ticktick.com and log in",
	"2. Avatar → Settings → Account → API Token",
	"3. Create and copy your token",
	"4. Paste it below, or set TICKTICK_ACCESS_TOKEN in your environment",
].join("\n");

export function registerSetupCommand(pi: ExtensionAPI): void {
	pi.registerCommand("ticktick-setup", {
		description: "Configure TickTick API Token for MCP access",
		handler: async (_args, ctx) => {
			ctx.ui.notify(SETUP_HELP, "info");

			if (!ctx.hasUI) {
				ctx.ui.notify(
					"Set TICKTICK_ACCESS_TOKEN in your environment (non-interactive mode).",
					"warning",
				);
				return;
			}

			const token = await ctx.ui.input("TickTick API Token:", "paste token here");
			if (!token?.trim()) {
				ctx.ui.notify("Setup cancelled — no token entered.", "warning");
				return;
			}

			try {
				await saveToken(token);
				ctx.ui.notify("Token saved. Reloading to connect MCP…", "info");
				await ctx.reload();
			} catch (error) {
				const message = error instanceof Error ? error.message : String(error);
				ctx.ui.notify(`Failed to save token: ${message}`, "error");
			}
		},
	});
}