"""Diagnostic script to check database connection and configuration."""
import sys
import os
from pathlib import Path

print("="*70)
print("FAMILY HUB - DATABASE DIAGNOSTIC")
print("="*70)
print()

# Add parent directory to path
sys.path.insert(0, str(Path(__file__).parent))

print(f"Current Working Directory: {os.getcwd()}")
print(f"Script Location: {Path(__file__).parent.absolute()}")
print()

try:
    from app.core.config import settings
    from app.core.database import engine, SessionLocal
    from app.models.user import User
    
    print("✓ Successfully imported app modules")
    print()
    
    print("DATABASE CONFIGURATION:")
    print(f"  DATABASE_URL: {settings.DATABASE_URL}")
    print(f"  Database Engine: {engine.url}")
    print()
    
    # Check if database file exists
    db_path = str(engine.url).replace("sqlite:///", "")
    if db_path.startswith("./"):
        db_path = os.path.join(os.getcwd(), db_path[2:])
    
    print(f"  Resolved DB Path: {db_path}")
    print(f"  Database Exists: {os.path.exists(db_path)}")
    
    if os.path.exists(db_path):
        file_size = os.path.getsize(db_path)
        print(f"  Database Size: {file_size:,} bytes")
    print()
    
    # Try to connect and query
    print("ATTEMPTING DATABASE CONNECTION:")
    db = SessionLocal()
    try:
        user_count = db.query(User).count()
        print(f"  ✅ Connection successful!")
        print(f"  Total users in database: {user_count}")
        print()
        
        if user_count > 0:
            print("USERS IN DATABASE:")
            users = db.query(User).all()
            for user in users:
                print(f"  - {user.username} ({user.full_name})")
                print(f"    Email: {user.email}")
                print(f"    Admin: {user.is_admin}, Active: {user.is_active}")
                print(f"    Password Hash: {user.hashed_password[:50]}...")
                print()
        else:
            print("  ⚠️  No users found in database!")
            print("  You may need to run: python init_db.py")
            
    except Exception as e:
        print(f"  ❌ Database connection failed: {e}")
        import traceback
        traceback.print_exc()
    finally:
        db.close()
    
except Exception as e:
    print(f"❌ Failed to import modules: {e}")
    import traceback
    traceback.print_exc()

print()
print("="*70)