import datetime
import json
import os
import re

import requests

endoflife_nextcloud_url = "https://endoflife.date/api/v1/products/nextcloud/"
ansible_nextcloud_vars_url =  "https://git.hamburg.ccc.de/CCCHH/ansible-infra/raw/branch/main/inventories/chaosknoten/host_vars/cloud.yaml"
ansible_nextcloud_vars_regex = r"(?m)^\s*nextcloud__version:\s*(\d+)\s*$"

releases_to_be_built = []


# get the currently installed Nextcloud version
nc_vars = requests.get(ansible_nextcloud_vars_url).text
match = re.search(ansible_nextcloud_vars_regex, nc_vars)
if match:
    current_version = int(match.group(1))
    releases_to_be_built.append(current_version)
else:
    raise ValueError("nextcloud__version not found")


# determine the current Nextcloud versions
eol_data = requests.get(endoflife_nextcloud_url).text
eol_json = json.loads(eol_data)

now = datetime.datetime.now()
format_string = '%Y-%m-%d'
viable_releases = []

for release in eol_json["result"]["releases"]:
    # only check releases which are not EOL
    if release['isEol'] is True:
        continue
    # parse release date
    release_datetime = datetime.datetime.strptime(release['releaseDate'], format_string)

    # only consider releases older than half a year
    if release_datetime < now - datetime.timedelta(days=180):
        version = int(release['name'])
        print(f"{version} released on {release['releaseDate']}")
        if version > current_version:
            releases_to_be_built.append(version)

versions = [str(v) for v in releases_to_be_built]
print(versions)

with open(os.environ["FORGEJO_OUTPUT"], "a") as output:
    output.write(f"versions={json.dumps(versions)}\n")