import { getObjectKeysArray } from "../../getObjectKeysArray.js";
import { path } from "./path.js";
import { mimeTypes } from "../../types/asset-type/index.js";
/**
 * Downloads a file and buffers it to a base64 string
 * Promises the base64 or null if something went wrong
 */
export const downloadBase64 = async (url: string) => {
  // console.log({ url });
  const name = path.parse(url).name;

  const result = await fetch(url)
    .then(async (response) => ({
      arrayBuffer: await response.arrayBuffer(),
      contentType: response.headers.get("content-type"),
    }))
    .then(({ arrayBuffer, contentType }) => {
      const buffer = Buffer.from(arrayBuffer);
      const base64 = buffer.toString("base64");
      const extension = getObjectKeysArray(mimeTypes).find(
        (x) => mimeTypes[x] === contentType,
      );
      const withDot = extension ? `.${extension}` : "";
      const filename = `${name}${withDot}`;
      return { base64, contentType, filename };
    })
    .catch((e) => {
      console.log(e);
      return null;
    });
  return result;
};