import { logger } from '$lib/core/utils/logger';
import { json, error } from '@sveltejs/kit';
import type { RequestHandler } from './$types';
import { env } from '$env/dynamic/public';
import { verifyAuthToken } from '$lib/server/auth';

// Adv videos are served by the same taobin_image service as menu images.
const ADV_API_BASE = env.PUBLIC_POST_IMAGE;

// List the adv .mp4 files currently on a country's FTP folder (for preview).
export const POST: RequestHandler = async ({ request }) => {
	try {
		await verifyAuthToken(request);

		const { country } = await request.json();
		if (!country || typeof country !== 'string') {
			throw error(400, 'Missing country');
		}

		const endpoint = `${ADV_API_BASE}/adv/list/${encodeURIComponent(country)}`;
		const response = await fetch(endpoint, { method: 'POST' });

		if (!response.ok) {
			const errorData = await response.json().catch(() => ({ detail: response.statusText }));
			throw error(response.status, errorData.detail || 'Failed to list adv videos');
		}

		return json(await response.json());
	} catch (err) {
		logger.error('[Adv List Proxy] Error:', err);
		if (err && typeof err === 'object' && 'status' in err) {
			throw err;
		}
		throw error(500, err instanceof Error ? err.message : 'Internal server error');
	}
};