import subprocess
from pathlib import Path


def clone_repo(repo_url: str, target_dir: Path, token: str = None):
    """Klont ein Repository in den Zielordner."""
    if not target_dir.exists():
        target_dir.mkdir(parents=True)

    # URL mit Token (falls nötig)
    if token and "@" not in repo_url:
        repo_url = repo_url.replace("https://", f"https://{token}@")

    result = subprocess.run(
        ["git", "clone", repo_url, str(target_dir)],
        capture_output=True,
        text=True
    )

    return {"success": result.returncode == 0, "output": result.stdout, "error": result.stderr}


def push_changes(repo_path: Path, message: str = "Update 🧠"):
    """Pusht lokale Änderungen ins Repository."""
    result = subprocess.run(
        ["git", "add", "."], cwd=repo_path, capture_output=True, text=True
    )

    if result.returncode != 0:
        return {"success": False, "error": f"git add fehlgeschlagen: {result.stderr}"}

    result = subprocess.run(
        ["git", "commit", "-m", message], cwd=repo_path, capture_output=True, text=True
    )

    if result.returncode != 0 and "nothing to commit" not in result.stderr.lower():
        return {"success": False, "error": f"Commit fehlgeschlagen: {result.stderr}"}

    result = subprocess.run(
        ["git", "push"], cwd=repo_path, capture_output=True, text=True
    )

    return {"success": result.returncode == 0, "output": result.stdout}