import { join } from "node:path";
import { openBucket } from "./bucket/reader.ts";
import { startSyncLoop } from "./bucket/sync.ts";
import { createApp } from "./server/app.ts";
import { startBackupLoop } from "./server/backup.ts";
import { CONFIG_FILE, ConfigError, loadConfig } from "./server/config.ts";
import { openKeprDb } from "./server/db.ts";
import { startMailLoop } from "./server/mail.ts";

try {
	const config = await loadConfig(CONFIG_FILE);
	const kepr = openKeprDb(config.dataDir);
	// One bucket for the sync loop and the app, so settings saved in the console reach both.
	const bucket = openBucket(config.bucket);
	startBackupLoop(kepr, config.dataDir);
	startMailLoop(kepr, config);
	startSyncLoop({
		bucket,
		kepr,
		mirrorDir: join(config.dataDir, "mirror"),
		tarballDir: join(config.dataDir, "tarballs"),
	});
	// Bun.serve reads the port from $PORT (default 3000).
	const server = Bun.serve({ fetch: createApp(config, kepr, bucket).fetch });
	console.log(`kepr listening on ${server.url}`);
} catch (error) {
	if (!(error instanceof ConfigError)) throw error;
	console.error(`kepr: ${error.message}`);
	process.exit(1);
}