#!/usr/bin/env python2.7
import os
import requests
import shutil
import subprocess
from requests.auth import HTTPBasicAuth

PACKAGECLOUD_TOKEN = os.getenv("DOKKU_PACKAGECLOUD_TOKEN")


def download_file(filename, url):
    r = requests.get(url, stream=True)
    with open(filename, "wb") as f:
        shutil.copyfileobj(r.raw, f)


def upload_file(filename):
    versions = ["jammy"]
    cmd_template = "package_cloud push dokku/dokku/ubuntu/{0} {1}"
    for version in versions:
        cmd = cmd_template.format(version, filename)
        subprocess.call(cmd, shell=True)


def main():
    auth = HTTPBasicAuth(PACKAGECLOUD_TOKEN, "")
    base = requests.get(
        "https://packagecloud.io/api/v1/repos/dokku/dokku/packages/deb/ubuntu/focal.json",
        auth=auth,
    )
    data = base.json()
    urls = []
    for package in data:
        urls.append(package["versions_url"])

    download_urls = {}
    for url in urls:
        base = requests.get("https://packagecloud.io{0}".format(url), auth=auth)
        data = base.json()
        for version in data:
            download_urls["downloads/" + version["filename"]] = version["download_url"]

    for filename, download_url in download_urls.items():
        print("downloading {0}".format(filename))
        download_file(filename, download_url)
        upload_file(filename)


if __name__ == "__main__":
    main()