@sunney/flareutils/dist/Resizer.js

Small Utilities and little goodies that make developing with Cloudflare easier and faster.

import { nanoid } from "nanoid";
const inputFormats = [
    "image/jpeg",
    "image/png",
    "image/gif",
    "image/webp",
    "image/svg+xml",
];
async function resizeImage(image, config) {
    // Prep/validate config
    if (!inputFormats.includes(config.contentType)) {
        throw new Error("Invalid content type");
    }
    const bucket = config.storage.bucket;
    const key = config.storage.prefix + nanoid();
    // Store image in R2
    await bucket.put(key, image, {
        httpMetadata: {
            contentType: config.contentType,
        },
    });
    // Resize image
    const resizedImage = await fetch(`${config.storage.url}/${key}`, {
        cf: {
            image: config.transformOpts,
        },
    });
    if (!(resizedImage.ok && resizedImage.body)) {
        throw {
            status: resizedImage.status,
            message: resizedImage.statusText,
        };
    }
    await bucket.delete(key);
    // Return resized image
    if (config.returnType === "buffer") {
        return resizedImage.arrayBuffer();
    }
    else {
        return resizedImage.body;
    }
}
export { resizeImage };
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