Download a file

//native

type Replicate = {

  token: string;

};

/**

 * Download a file

 * Download a file by providing the file owner, access expiry, and a valid signature.

Example cURL request:

```console

curl -X GET "https://api.replicate.com/v1/files/cneqzikepnug6xezperrr4z55o/download?expiry=1708515345&owner=mattt&signature=zuoghqlrcnw8YHywkpaXQlHsVhWen%2FDZ4aal76dLiOo%3D"

```

 */

export async function main(

  auth: Replicate,

  file_id: string,

  owner: string | undefined,

  expiry: string | undefined,

  signature: string | undefined,

) {

  const url = new URL(`https://api.replicate.com/v1/files/${file_id}/download`);

  for (const [k, v] of [

    ["owner", owner],

    ["expiry", expiry],

    ["signature", signature],

  ]) {

    if (v !== undefined && v !== "" && k !== undefined) {

      url.searchParams.append(k, v);

    }

  }

  const response = await fetch(url, {

    method: "GET",

    headers: {

      Authorization: "Bearer " + auth.token,

    },

    body: undefined,

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.text();

}