#!/usr/bin/env python3
"""Verify MCP Office Tools installation and basic functionality."""

import asyncio
import sys
import tempfile
import os
from pathlib import Path

# Add the package to Python path for local testing
sys.path.insert(0, str(Path(__file__).parent.parent / "src"))


def create_sample_csv():
    """Create a sample CSV file for testing."""
    temp_file = tempfile.NamedTemporaryFile(suffix='.csv', delete=False, mode='w')
    temp_file.write("""Name,Age,Department,Salary
John Smith,30,Engineering,75000
Jane Doe,25,Marketing,65000
Bob Johnson,35,Sales,70000
Alice Brown,28,Engineering,80000
Charlie Wilson,32,HR,60000""")
    temp_file.close()
    return temp_file.name


def test_import():
    """Test that the package can be imported."""
    print("🔍 Testing package import...")
    
    try:
        import mcp_office_tools
        print(f"✅ Package imported successfully - Version: {mcp_office_tools.__version__}")
        
        # Test server import
        from mcp_office_tools.server import app
        print("✅ Server module imported successfully")
        
        # Test utils import
        from mcp_office_tools.utils import OfficeFileError, get_supported_extensions
        print("✅ Utils module imported successfully")
        
        # Test supported extensions
        extensions = get_supported_extensions()
        print(f"✅ Supported extensions: {', '.join(extensions)}")
        
        return True
        
    except Exception as e:
        print(f"❌ Import failed: {e}")
        import traceback
        traceback.print_exc()
        return False


async def test_utils():
    """Test utility functions."""
    print("\n🔧 Testing utility functions...")
    
    try:
        from mcp_office_tools.utils import (
            detect_file_format,
            validate_office_path,
            OfficeFileError
        )
        
        # Test format detection with a CSV file
        csv_file = create_sample_csv()
        
        try:
            # Test file path validation
            validated_path = validate_office_path(csv_file)
            print(f"✅ File path validation successful: {os.path.basename(validated_path)}")
            
            # Test format detection
            format_info = detect_file_format(csv_file)
            print(f"✅ Format detection successful: {format_info['format_name']}")
            print(f"📂 Category: {format_info['category']}")
            print(f"📊 File size: {format_info['file_size']} bytes")
            
            # Test invalid file handling
            try:
                validate_office_path("/nonexistent/file.docx")
                print("❌ Should have raised error for nonexistent file")
                return False
            except OfficeFileError:
                print("✅ Correctly handles nonexistent files")
            
            return True
            
        finally:
            os.unlink(csv_file)
            
    except Exception as e:
        print(f"❌ Utils test failed: {e}")
        import traceback
        traceback.print_exc()
        return False


def test_server_structure():
    """Test server structure and tools."""
    print("\n🖥️ Testing server structure...")
    
    try:
        from mcp_office_tools.server import app
        
        # Check that app has tools
        if hasattr(app, '_tools'):
            tools = app._tools
            print(f"✅ Server has {len(tools)} tools registered")
            
            # List tool names
            tool_names = list(tools.keys()) if isinstance(tools, dict) else [str(tool) for tool in tools]
            print(f"🔧 Available tools: {', '.join(tool_names[:5])}...")  # Show first 5
            
        else:
            print("⚠️ Cannot access tool registry (FastMCP internal structure)")
        
        # Test that the app can be created
        print("✅ FastMCP app structure is valid")
        
        return True
        
    except Exception as e:
        print(f"❌ Server structure test failed: {e}")
        import traceback
        traceback.print_exc()
        return False


async def test_caching():
    """Test caching functionality."""
    print("\n📦 Testing caching functionality...")
    
    try:
        from mcp_office_tools.utils.caching import OfficeFileCache, get_cache
        
        # Test cache creation
        cache = get_cache()
        print("✅ Cache instance created successfully")
        
        # Test cache stats
        stats = cache.get_cache_stats()
        print(f"✅ Cache stats: {stats['total_files']} files, {stats['total_size_mb']} MB")
        
        # Test URL validation
        from mcp_office_tools.utils.validation import is_url
        
        assert is_url("https://example.com/file.docx")
        assert not is_url("/local/path/file.docx")
        print("✅ URL validation working correctly")
        
        return True
        
    except Exception as e:
        print(f"❌ Caching test failed: {e}")
        import traceback
        traceback.print_exc()
        return False


def test_dependencies():
    """Test that key dependencies are available."""
    print("\n📚 Testing dependencies...")
    
    dependencies = [
        ("fastmcp", "FastMCP framework"),
        ("docx", "python-docx for Word documents"),
        ("openpyxl", "openpyxl for Excel files"),
        ("pptx", "python-pptx for PowerPoint files"),
        ("pandas", "pandas for data processing"),
        ("aiohttp", "aiohttp for async HTTP"),
        ("aiofiles", "aiofiles for async file operations"),
        ("PIL", "Pillow for image processing")
    ]
    
    success_count = 0
    
    for module_name, description in dependencies:
        try:
            __import__(module_name)
            print(f"✅ {description}")
            success_count += 1
        except ImportError:
            print(f"❌ {description} - NOT AVAILABLE")
    
    optional_dependencies = [
        ("magic", "python-magic for MIME detection (optional)"),
        ("olefile", "olefile for legacy Office formats"),
        ("mammoth", "mammoth for enhanced Word processing"),
        ("xlrd", "xlrd for legacy Excel files")
    ]
    
    for module_name, description in optional_dependencies:
        try:
            __import__(module_name)
            print(f"✅ {description}")
        except ImportError:
            print(f"⚠️ {description} - OPTIONAL")
    
    return success_count == len(dependencies)


async def main():
    """Main verification function."""
    print("🚀 MCP Office Tools - Installation Verification")
    print("=" * 60)
    
    success_count = 0
    total_tests = 0
    
    # Test import
    total_tests += 1
    if test_import():
        success_count += 1
    
    # Test utilities
    total_tests += 1
    if await test_utils():
        success_count += 1
    
    # Test server structure
    total_tests += 1
    if test_server_structure():
        success_count += 1
    
    # Test caching
    total_tests += 1
    if await test_caching():
        success_count += 1
    
    # Test dependencies
    total_tests += 1
    if test_dependencies():
        success_count += 1
    
    # Summary
    print("\n" + "=" * 60)
    print(f"📊 Verification Results: {success_count}/{total_tests} tests passed")
    
    if success_count == total_tests:
        print("🎉 Installation verified successfully!")
        print("✅ MCP Office Tools is ready to use.")
        print("\n🚀 Next steps:")
        print("   1. Run the MCP server: uv run mcp-office-tools")
        print("   2. Add to Claude Desktop config")
        print("   3. Test with Office documents")
        return 0
    else:
        print("⚠️ Some verification tests failed.")
        print("📝 Check the output above for details.")
        return 1


if __name__ == "__main__":
    exit_code = asyncio.run(main())