#!/usr/bin/env python3

import subprocess
import sys
from pathlib import Path

OWNER = "SowinskiBraeden"
GITEA_HOST = "git.sowinski.dev"
GITHUB_HOST = "github.com"


def git(*args: str, check: bool = True) -> subprocess.CompletedProcess:
    return subprocess.run(
        ["git", *args],
        text=True,
        capture_output=True,
        check=check,
    )


def main():
    if len(sys.argv) != 2:
        print("Usage: git-new <repo-name>")
        sys.exit(1)

    repo_name = sys.argv[1].strip()

    if not repo_name:
        print("Error: repository name cannot be empty.")
        sys.exit(1)

    current_dir = Path.cwd()

    # Refuse to run anywhere inside an existing Git repository.
    existing_repo = git("rev-parse", "--show-toplevel", check=False)

    if existing_repo.returncode == 0:
        repo_root = existing_repo.stdout.strip()

        print("Error: already inside a Git repository.")
        print(f"Repository root: {repo_root}")
        sys.exit(1)

    gitea_url = f"git@{GITEA_HOST}:{OWNER}/{repo_name}.git"
    github_url = f"git@{GITHUB_HOST}:{OWNER}/{repo_name}.git"

    print(f"Initializing: {current_dir}")
    print(f"Remote repo: {OWNER}/{repo_name}")
    print()

    # Initialize repository.
    git("init")

    # Use main as the initial branch.
    git("branch", "-m", "main")

    # Gitea is canonical: fetch + first push destination.
    git("remote", "add", "origin", gitea_url)

    git(
        "remote",
        "set-url",
        "--push",
        "origin",
        gitea_url,
    )

    # GitHub is the secondary push destination.
    git(
        "remote",
        "set-url",
        "--add",
        "--push",
        "origin",
        github_url,
    )

    print("Repository initialized.")
    print()
    print("Remotes:")
    print(f"  fetch -> {gitea_url}")
    print(f"  push  -> {gitea_url}")
    print(f"  push  -> {github_url}")


if __name__ == "__main__":
    main()