Vercel/src/platforms/next-image.ts

44 lines
1.2 KiB
TypeScript

import {
BASE_URL,
IMAGE_QUALITY,
VERCEL_BYPASS_KEY,
VERCEL_BYPASS_SECRET,
} from '@/app/config';
// Explicity defined next.config.js `imageSizes`
type NextCustomSize = 200;
type NextImageDeviceSize = 640 | 750 | 828 | 1080 | 1200 | 1920 | 2048 | 3840;
export type NextImageSize = NextCustomSize | NextImageDeviceSize;
export const MAX_IMAGE_SIZE: NextImageSize = 3840;
export const getNextImageUrlForRequest = (
imageUrl: string,
size: NextImageSize,
quality = IMAGE_QUALITY,
baseUrl = BASE_URL,
addBypassSecret = false,
) => {
const url = new URL(`${baseUrl}/_next/image`);
url.searchParams.append('url', imageUrl);
url.searchParams.append('w', size.toString());
url.searchParams.append('q', quality.toString());
if (addBypassSecret && VERCEL_BYPASS_SECRET) {
url.searchParams.append(VERCEL_BYPASS_KEY, VERCEL_BYPASS_SECRET);
}
return url.toString();
};
// Generate small, low-bandwidth images for quick manipulations such as
// generating blur data or image thumbnails for AI text generation
export const getNextImageUrlForManipulation = (
imageUrl: string,
addBypassSecret = false,
) =>
getNextImageUrlForRequest(imageUrl, 640, 90, undefined, addBypassSecret);