#!/usr/bin/env node
import * as path from "node:path";
import { parseArgs } from "node:util";
import { build, upload, printBuildOutput, parseUploadsInput } from "@notionhq/custom-blocks/bundle";

import { buildApp } from "./build.js";

const USAGE = `Usage: notion-apps <command>

Commands:
  build          Build the app in the current directory
  build-blocks   Build browser bundles (--manifest <path> --out <dir>)
  upload-blocks  Upload browser bundles (--uploads <json>)
`;

async function main(): Promise<void> {
	const command = process.argv[2];

	switch (command) {
		case "build": {
			const projectRoot = process.cwd();
			const { manifest, bundlePath, manifestPath } = await buildApp(projectRoot);
			const count = manifest.capabilities.length;
			console.log(
				`Built ${path.relative(projectRoot, bundlePath)} and ` +
					`${path.relative(projectRoot, manifestPath)} ` +
					`(${count} ${count === 1 ? "capability" : "capabilities"})`,
			);
			break;
		}
		case "build-blocks": {
			const { values } = parseArgs({
				args: process.argv.slice(3),
				options: {
					manifest: { type: "string" },
					out: { type: "string" },
					cwd: { type: "string" },
				},
			});
			if (!values.out) throw new Error("build-blocks requires --out <dir>");
			printBuildOutput(
				await build({
					out: values.out,
					manifest: values.manifest ?? "dist/manifest.json",
					cwd: values.cwd,
				}),
			);
			break;
		}
		case "upload-blocks": {
			const { values } = parseArgs({
				args: process.argv.slice(3),
				options: { uploads: { type: "string" } },
			});
			if (!values.uploads) throw new Error("upload-blocks requires --uploads <json>");
			console.log(JSON.stringify(await upload(parseUploadsInput(values.uploads))));
			break;
		}
		case undefined:
		case "help":
		case "--help":
			console.log(USAGE);
			break;
		default:
			console.error(`Unknown command: ${command}\n\n${USAGE}`);
			process.exitCode = 1;
	}
}

main().catch((error: unknown) => {
	console.error(error instanceof Error ? error.message : String(error));
	process.exitCode = 1;
});