import type { RequestHandler } from './$types';

export const GET: RequestHandler = async ({ url }) => {
	const imageUrl = url.searchParams.get('url');

	if (!imageUrl) {
		return new Response('Image URL is required', { status: 400 });
	}

	try {
		// Fetch the image with proper headers to avoid blocking
		const response = await fetch(imageUrl, {
			headers: {
				'User-Agent':
					'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36',
				'Accept': 'image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8',
				'Accept-Language': 'en-US,en;q=0.9',
				'Referer': new URL(imageUrl).origin,
				'Sec-Fetch-Dest': 'image',
				'Sec-Fetch-Mode': 'no-cors',
				'Sec-Fetch-Site': 'cross-site'
			}
		});

		if (!response.ok) {
			return new Response('Failed to fetch image', { status: response.status });
		}

		const contentType = response.headers.get('content-type') || 'image/jpeg';
		const imageBuffer = await response.arrayBuffer();

		// Return the image with appropriate headers
		return new Response(imageBuffer, {
			headers: {
				'Content-Type': contentType,
				'Cache-Control': 'public, max-age=86400', // Cache for 1 day
				'Access-Control-Allow-Origin': '*'
			}
		});
	} catch (error) {
		console.error('Image proxy error:', error);
		return new Response('Failed to proxy image', { status: 500 });
	}
};