#!/usr/bin/env python3
"""
Installation script for GitRepoSetup package data.
Copies licenses, .gitignore, and workflows to the appdirs data directory.
"""

import os
import platform
import shutil
import subprocess
from pathlib import Path


def get_git_user_name():
    """Get git user.name from config."""
    try:
        result = subprocess.run(
            ["git", "config", "user.name"],
            check=True,
            capture_output=True,
            text=True,
        )
        return result.stdout.strip()
    except (subprocess.CalledProcessError, FileNotFoundError):
        return "Default"


def install_package_data():
    """Copy package data files to appdirs location."""
    # Get source and destination directories
    repo_root = Path(__file__).parent

    # Get git user name for the appdata path
    git_user = get_git_user_name()

    # Construct appdata path: {appdata}/{git_user.name}/GitRepoSetup
    if platform.system() == "Windows":
        appdata = Path(os.environ.get("APPDATA", Path.home() / "AppData" / "Roaming"))
    else:
        appdata = Path.home() / ".local" / "share"

    data_dir = appdata / git_user / "GitRepoSetup"

    print(f"Installing package data to: {data_dir}")

    # Create data directory
    data_dir.mkdir(parents=True, exist_ok=True)

    # Copy licenses
    licenses_src = repo_root / "licenses"
    licenses_dst = data_dir / "licenses"

    if licenses_src.exists():
        if licenses_dst.exists():
            shutil.rmtree(licenses_dst)
        shutil.copytree(licenses_src, licenses_dst)
        print(f"✓ Copied {len(list(licenses_dst.glob('*.txt')))} license files")

    # Copy .gitignore
    gitignore_src = repo_root / ".gitignore"
    gitignore_dst = data_dir / ".gitignore"

    if gitignore_src.exists():
        shutil.copy2(gitignore_src, gitignore_dst)
        print("✓ Copied .gitignore")

    # Copy .gitea directory
    gitea_src = repo_root / ".gitea"
    gitea_dst = data_dir / ".gitea"

    if gitea_src.exists():
        if gitea_dst.exists():
            shutil.rmtree(gitea_dst)
        shutil.copytree(gitea_src, gitea_dst)
        workflows_count = len(list((gitea_dst / "workflows").glob("*.yml")))
        print(f"✓ Copied .gitea directory with {workflows_count} workflow files")

    print("\n✅ Package data installed successfully!")
    print(f"   Location: {data_dir}")


if __name__ == "__main__":
    install_package_data()