#!/usr/bin/env python3

import os
import json
from subprocess import call
from urllib.request import urlopen

USERS = ["tmakinen"]
BACKUPDIR = "/srv/backup/bitbucket.org"


def repolist(username):
    f = urlopen(f"https://api.bitbucket.org/2.0/repositories/{username}")
    data = json.load(f)
    f.close()

    for repo in data["values"]:
        yield (
            {
                "name": repo["name"],
                "scm": repo["scm"],
                "wiki": repo["has_wiki"],
                "issues": repo["has_issues"],
            }
        )


def gitbackup(destination, repo):
    if not os.path.exists(destination):
        os.makedirs(destination)
        call(["git", "clone", "--quiet", repo, destination])
    else:
        os.chdir(destination)
        call(["git", f"--git-dir={destination}/.git", "pull", "--quiet"])


if __name__ == "__main__":
    for user in USERS:
        for repo in repolist(user):
            if repo["scm"] == "git":
                gitbackup(
                    f"{BACKUPDIR}/{user}/{repo['name']}",
                    f"https://bitbucket.org/{user}/{repo['name']}.git",
                )
                if repo["wiki"]:
                    gitbackup(
                        f"{BACKUPDIR}/{user}/{repo['name']}-wiki",
                        f"https://bitbucket.org/{user}/{repo['name']}.git/wiki",
                    )
            else:
                raise NotImplementedError("{repo['scm']} repositories not supported")