#!/usr/bin/env python
"""
Test script to verify user account creation works correctly
"""
import os
import django

os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'config.settings')
django.setup()

from apps.organizations.models import Staff, Hospital, Department
from apps.organizations.services import StaffService
from apps.accounts.models import User

def test_user_account_creation():
    """Test that user account creation works with the updated StaffService"""
    print("\n" + "="*60)
    print("Testing User Account Creation")
    print("="*60 + "\n")
    
    # Get a hospital
    hospital = Hospital.objects.filter(status='active').first()
    if not hospital:
        print("❌ No hospital found. Please create a hospital first.")
        return False
    
    # Get a department
    department = Department.objects.filter(hospital=hospital).first()
    
    # Create a test staff member
    print("1. Creating test staff member...")
    staff = Staff.objects.create(
        first_name="Test",
        last_name="User",
        first_name_ar="اختبار",
        last_name_ar="مستخدم",
        email="test.user@example.com",
        staff_type=Staff.StaffType.PHYSICIAN,
        job_title="Test Doctor",
        specialization="General Medicine",
        employee_id="TEST-001",
        hospital=hospital,
        department=department,
        status='active'
    )
    print(f"   ✓ Created staff: {staff.get_full_name()} (ID: {staff.id})")
    
    # Create mock request
    class MockRequest:
        META = {
            'HTTP_X_FORWARDED_FOR': '127.0.0.1',
            'REMOTE_ADDR': '127.0.0.1'
        }
        
        def build_absolute_uri(self, location=''):
            return f"http://localhost:8000{location}"
        
        class MockUser:
            is_authenticated = False
        
        user = MockUser()
    
    request = MockRequest()
    
    # Test user account creation
    print("\n2. Creating user account...")
    try:
        role = StaffService.get_staff_type_role(staff.staff_type)
        print(f"   Determined role: {role}")
        
        user, was_created, password = StaffService.create_user_for_staff(
            staff, 
            role=role, 
            request=request
        )
        
        if was_created:
            print(f"   ✓ Created new user account")
            print(f"   ✓ Username: {user.username}")
            print(f"   ✓ Email: {user.email}")
            print(f"   ✓ Generated password: {password}")
            print(f"   ✓ Role: {user.role}")
            print(f"   ✓ Is active: {user.is_active}")
            
            # Verify staff is linked
            staff.refresh_from_db()
            if staff.user == user:
                print(f"   ✓ Staff linked to user account")
            else:
                print(f"   ❌ Staff NOT linked to user account")
                return False
                
        else:
            print(f"   ✓ Linked existing user account")
            print(f"   ✓ Username: {user.username}")
            print(f"   ✓ Email: {user.email}")
            
            if not password:
                print(f"   ✓ No password generated (existing user)")
            else:
                print(f"   ✓ Generated password: {password}")
        
        # Test that we can't create another user for the same staff
        print("\n3. Testing duplicate prevention...")
        try:
            user2, was_created2, password2 = StaffService.create_user_for_staff(
                staff, 
                role=role, 
                request=request
            )
            print(f"   ❌ Should have raised ValueError for duplicate user")
            return False
        except ValueError as e:
            if "already has a user account" in str(e):
                print(f"   ✓ Correctly prevented duplicate user creation")
                print(f"   ✓ Error message: {e}")
            else:
                print(f"   ❌ Unexpected error: {e}")
                return False
        
        # Test with staff that already has a user
        print("\n4. Testing with staff that already has a user...")
        staff_with_user = Staff.objects.filter(user__isnull=False).first()
        if staff_with_user:
            try:
                user3, was_created3, password3 = StaffService.create_user_for_staff(
                    staff_with_user,
                    role=role,
                    request=request
                )
                print(f"   ❌ Should have raised ValueError for staff with existing user")
                return False
            except ValueError as e:
                if "already has a user account" in str(e):
                    print(f"   ✓ Correctly prevented creating user for staff with existing user")
                    print(f"   ✓ Error message: {e}")
                else:
                    print(f"   ❌ Unexpected error: {e}")
                    return False
        else:
            print(f"   ⚠ No staff with existing user found to test")
        
        # Clean up
        print("\n5. Cleaning up...")
        staff.delete()
        if was_created:
            user.delete()
        print(f"   ✓ Cleaned up test data")
        
        print("\n" + "="*60)
        print("✅ All tests passed!")
        print("="*60 + "\n")
        return True
        
    except Exception as e:
        print(f"   ❌ Error: {str(e)}")
        import traceback
        traceback.print_exc()
        
        # Clean up on error
        try:
            staff.delete()
        except:
            pass
        
        print("\n" + "="*60)
        print("❌ Test failed")
        print("="*60 + "\n")
        return False

if __name__ == '__main__':
    test_user_account_creation()