#!/usr/bin/env python3
"""Post-generation hook for the Python library template."""

import subprocess
import sys
from pathlib import Path


def run_command(cmd: list[str], description: str) -> None:
    """Run a command and handle errors."""
    print(f"Running: {description}")
    try:
        result = subprocess.run(cmd, check=True, capture_output=True, text=True)
        if result.stdout:
            print(result.stdout)
    except subprocess.CalledProcessError as e:
        print(f"Error running {description}: {e}")
        if e.stderr:
            print(f"Error output: {e.stderr}")
        sys.exit(1)


def main():
    """Initialize the generated project."""
    project_dir = Path.cwd()
    print(f"Setting up project in: {project_dir}")
    
    # Initialize git repository
    run_command(["git", "init"], "git init")
    
    # Sync dependencies with uv
    run_command(["uv", "sync", "--group", "dev"], "uv sync --group dev")
    
    # Run initial formatting and linting
    run_command(["uv", "run", "ruff", "format", "src", "tests"], "ruff format")
    run_command(
        ["uv", "run", "ruff", "check", "--fix", "src", "tests"],
        "ruff check --fix",
    )
    
    # Run type checking
    try:
        run_command(["uv", "run", "mypy", "src"], "mypy type checking")
    except SystemExit:
        # mypy might fail on initial template, continue anyway
        print("MyPy check failed - this is normal for initial template")
    
    # Run tests to ensure everything works
    try:
        run_command(["uv", "run", "pytest"], "pytest")
    except SystemExit:
        print("Tests failed - you may need to adjust the generated code")
    
    print("\n✅ Project setup complete!")
    print("Next steps:")
    print("1. Review and customize the generated files")
    print("2. Add your actual dependencies to pyproject.toml")
    print("3. Implement your core logic in src/")
    print("4. Update tests as needed")
    print("5. Update README.md with proper documentation")


if __name__ == "__main__":
    main()