import os
import subprocess
import urllib.request
import json
import base64
import tempfile

GITLAB_TOKEN = "glpat-KrN8svq4D9QeQD6-_p_r7GM6MQpvOjEKdTozN3R4cg8.01.171o6kz82"
FORGEJO_AUTH = "mrhavens:Aok4y2k!"

def get_gitlab_repos():
    req = urllib.request.Request("https://gitlab.com/api/v4/users/mrhavens/projects?per_page=100")
    req.add_header("PRIVATE-TOKEN", GITLAB_TOKEN)
    with urllib.request.urlopen(req) as f:
        return [r for r in json.loads(f.read().decode('utf-8'))]

def get_forgejo_repos():
    req = urllib.request.Request("https://remember.thefoldwithin.earth/api/v1/user/repos?limit=100")
    req.add_header("User-Agent", "Mozilla/5.0")
    auth = base64.b64encode(FORGEJO_AUTH.encode("ascii")).decode("ascii")
    req.add_header("Authorization", f"Basic {auth}")
    with urllib.request.urlopen(req) as f:
        return [r["name"] for r in json.loads(f.read().decode('utf-8'))]

def create_forgejo_repo(name, description):
    req = urllib.request.Request("https://remember.thefoldwithin.earth/api/v1/user/repos", method="POST")
    req.add_header("User-Agent", "Mozilla/5.0")
    auth = base64.b64encode(FORGEJO_AUTH.encode("ascii")).decode("ascii")
    req.add_header("Authorization", f"Basic {auth}")
    req.add_header("Content-Type", "application/json")
    data = json.dumps({"name": name, "description": description or ""}).encode("utf-8")
    try:
        with urllib.request.urlopen(req, data=data) as f:
            pass
    except urllib.error.HTTPError as e:
        if e.code == 409:
            print(f"{name} already exists on Forgejo")
        else:
            print(f"Failed to create {name} on Forgejo: {e}")

gl_repos = get_gitlab_repos()
fj_repos_names = set(get_forgejo_repos())

missing = [r for r in gl_repos if r["name"] not in fj_repos_names]
print(f"Found {len(missing)} missing repositories.")

for repo in missing:
    name = repo["name"]
    desc = repo.get("description", "")
    print(f"Processing {name}...")
    create_forgejo_repo(name, desc)
    
    # Clone and push
    gl_url = f"https://oauth2:{GITLAB_TOKEN}@gitlab.com/mrhavens/{name}.git"
    fj_url = f"https://mrhavens:Aok4y2k!@remember.thefoldwithin.earth/mrhavens/{name}.git"
    
    try:
        with tempfile.TemporaryDirectory() as tmpdir:
            subprocess.run(["git", "clone", "--bare", gl_url, tmpdir], check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
            subprocess.run(["git", "push", "--mirror", fj_url], cwd=tmpdir, check=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
        print(f"Successfully mirrored {name}")
    except subprocess.CalledProcessError as e:
        print(f"Git operation failed for {name}: {e}")