import { existsSync } from 'node:fs';
import { Hono } from 'hono';
import { getDb } from '../db/index';

const app = new Hono();

interface PathInfo {
	prefix: string;
	itemCount: number;
	accessible: boolean;
}

app.get('/', (c) => {
	const db = getDb();
	const rows = db
		.query<{ prefix: string; count: number }, []>(
			`SELECT substr(file_path, 1, instr(substr(file_path, 2), '/') + 1) AS prefix,
			        COUNT(*) AS count
			 FROM media_items
			 WHERE file_path IS NOT NULL AND file_path != ''
			 GROUP BY prefix
			 ORDER BY prefix`,
		)
		.all();

	const paths: PathInfo[] = rows.map((r: { prefix: string; count: number }) => ({
		prefix: r.prefix,
		itemCount: r.count,
		accessible: existsSync(r.prefix),
	}));

	return c.json({ paths });
});

export default app;