#!/usr/bin/env python3
"""
Fix Admin/Staff Password Editing Issue
Diagnoses and fixes the endless loading issue when editing admin/staff passwords in production
"""

import os
import sys
import django
from datetime import datetime
import traceback

def log_message(message, level='INFO'):
    """Log messages with timestamp"""
    timestamp = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
    print(f"[{timestamp}] {level}: {message}")

def setup_django():
    """Setup Django environment"""
    try:
        # Try production settings first
        os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'branch_system.settings_production')
        django.setup()
        log_message("✅ Django setup successful with production settings")
        return True
    except Exception as e:
        try:
            # Fallback to regular settings
            os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'branch_system.settings')
            django.setup()
            log_message("✅ Django setup successful with regular settings")
            return True
        except Exception as e2:
            log_message(f"❌ Django setup failed: {e2}", 'ERROR')
            return False

def diagnose_admin_update_view():
    """Diagnose issues with admin update view"""
    log_message("Diagnosing admin update view...")
    
    try:
        from users.views import admin_update
        from users.models import CustomUser, Branch
        from django.test import RequestFactory
        from django.contrib.sessions.middleware import SessionMiddleware
        from django.contrib.messages.storage.fallback import FallbackStorage
        
        # Get test data
        admin_users = CustomUser.objects.filter(is_staff=True, is_active=True)[:1]
        if not admin_users:
            log_message("❌ No admin users found for testing", 'ERROR')
            return False
        
        test_admin = admin_users[0]
        log_message(f"Testing with admin user: {test_admin.email}")
        
        factory = RequestFactory()
        
        # Test GET request
        log_message("Testing GET request...")
        request = factory.get(f'/users/admins/{test_admin.id}/update/')
        request.user = test_admin
        
        # Add session middleware
        middleware = SessionMiddleware(lambda req: None)
        middleware.process_request(request)
        request.session.save()
        
        # Add messages framework
        setattr(request, '_messages', FallbackStorage(request))
        
        try:
            response = admin_update(request, test_admin.id)
            if response.status_code == 200:
                log_message("✅ GET request works correctly")
            else:
                log_message(f"⚠️  GET request returned status {response.status_code}")
        except Exception as e:
            log_message(f"❌ GET request failed: {e}", 'ERROR')
            return False
        
        # Test POST request (password change)
        log_message("Testing POST request with password change...")
        post_data = {
            'first_name': test_admin.first_name,
            'last_name': test_admin.last_name,
            'email': test_admin.email,
            'phone_number': test_admin.phone_number or '+254700000000',
            'status': test_admin.status,
            'is_staff': 'on',
            'new_password': 'testpass123',
            'confirm_password': 'testpass123'
        }
        
        if test_admin.branch:
            post_data['branch'] = str(test_admin.branch.id)
        
        request = factory.post(f'/users/admins/{test_admin.id}/update/', post_data)
        request.user = test_admin
        
        # Add middleware
        middleware = SessionMiddleware(lambda req: None)
        middleware.process_request(request)
        request.session.save()
        setattr(request, '_messages', FallbackStorage(request))
        
        try:
            response = admin_update(request, test_admin.id)
            if response.status_code in [200, 302]:  # 302 is redirect after successful update
                log_message("✅ POST request works correctly")
                return True
            else:
                log_message(f"❌ POST request returned status {response.status_code}", 'ERROR')
                return False
        except Exception as e:
            log_message(f"❌ POST request failed: {e}", 'ERROR')
            log_message(f"Error details: {traceback.format_exc()}", 'ERROR')
            return False
        
    except Exception as e:
        log_message(f"❌ Admin update view diagnosis failed: {e}", 'ERROR')
        return False

def check_database_performance():
    """Check for database performance issues that might cause timeouts"""
    log_message("Checking database performance...")
    
    try:
        from django.db import connection
        from users.models import CustomUser
        import time
        
        # Test basic query performance
        start_time = time.time()
        user_count = CustomUser.objects.count()
        query_time = time.time() - start_time
        
        log_message(f"Basic query time: {query_time:.3f}s ({user_count} users)")
        
        if query_time > 5.0:
            log_message("⚠️  Database queries are slow (>5s)", 'WARNING')
        else:
            log_message("✅ Database query performance is acceptable")
        
        # Check for database locks or long-running queries
        with connection.cursor() as cursor:
            try:
                # MySQL specific query to check for locks
                cursor.execute("""
                    SELECT COUNT(*) as lock_count 
                    FROM information_schema.INNODB_LOCKS
                """)
                lock_count = cursor.fetchone()[0]
                
                if lock_count > 0:
                    log_message(f"⚠️  Found {lock_count} database locks", 'WARNING')
                else:
                    log_message("✅ No database locks detected")
                    
            except Exception as e:
                log_message(f"ℹ️  Could not check database locks: {e}")
        
        return query_time < 10.0  # Consider acceptable if under 10 seconds
        
    except Exception as e:
        log_message(f"❌ Database performance check failed: {e}", 'ERROR')
        return False

def check_middleware_configuration():
    """Check middleware configuration for issues"""
    log_message("Checking middleware configuration...")
    
    try:
        from django.conf import settings
        
        middleware = getattr(settings, 'MIDDLEWARE', [])
        
        required_middleware = [
            'django.middleware.security.SecurityMiddleware',
            'django.contrib.sessions.middleware.SessionMiddleware',
            'django.middleware.common.CommonMiddleware',
            'django.middleware.csrf.CsrfViewMiddleware',
            'django.contrib.auth.middleware.AuthenticationMiddleware',
            'django.contrib.messages.middleware.MessageMiddleware'
        ]
        
        missing_middleware = []
        for required in required_middleware:
            if not any(required in mw for mw in middleware):
                missing_middleware.append(required)
        
        if missing_middleware:
            log_message("❌ Missing required middleware:", 'ERROR')
            for mw in missing_middleware:
                log_message(f"  - {mw}", 'ERROR')
            return False
        else:
            log_message("✅ All required middleware is present")
            return True
            
    except Exception as e:
        log_message(f"❌ Middleware check failed: {e}", 'ERROR')
        return False

def check_session_configuration():
    """Check session configuration"""
    log_message("Checking session configuration...")
    
    try:
        from django.conf import settings
        
        session_engine = getattr(settings, 'SESSION_ENGINE', 'django.contrib.sessions.backends.db')
        session_timeout = getattr(settings, 'SESSION_COOKIE_AGE', 1209600)  # 2 weeks default
        
        log_message(f"Session engine: {session_engine}")
        log_message(f"Session timeout: {session_timeout} seconds")
        
        # Test session functionality
        from django.contrib.sessions.backends.db import SessionStore
        session = SessionStore()
        session['test_key'] = 'test_value'
        session.save()
        
        # Try to retrieve the session
        retrieved_session = SessionStore(session_key=session.session_key)
        if retrieved_session.get('test_key') == 'test_value':
            log_message("✅ Session functionality working")
            
            # Clean up test session
            retrieved_session.delete()
            return True
        else:
            log_message("❌ Session functionality not working", 'ERROR')
            return False
            
    except Exception as e:
        log_message(f"❌ Session configuration check failed: {e}", 'ERROR')
        return False

def check_csrf_configuration():
    """Check CSRF configuration"""
    log_message("Checking CSRF configuration...")
    
    try:
        from django.conf import settings
        
        csrf_cookie_secure = getattr(settings, 'CSRF_COOKIE_SECURE', False)
        csrf_cookie_httponly = getattr(settings, 'CSRF_COOKIE_HTTPONLY', False)
        csrf_trusted_origins = getattr(settings, 'CSRF_TRUSTED_ORIGINS', [])
        
        log_message(f"CSRF cookie secure: {csrf_cookie_secure}")
        log_message(f"CSRF cookie httponly: {csrf_cookie_httponly}")
        log_message(f"CSRF trusted origins: {csrf_trusted_origins}")
        
        # In production, CSRF_COOKIE_SECURE should be True if using HTTPS
        if not csrf_cookie_secure:
            log_message("⚠️  CSRF_COOKIE_SECURE is False - this may cause issues with HTTPS", 'WARNING')
        
        log_message("✅ CSRF configuration checked")
        return True
        
    except Exception as e:
        log_message(f"❌ CSRF configuration check failed: {e}", 'ERROR')
        return False

def fix_admin_update_view():
    """Apply fixes to admin update view"""
    log_message("Applying fixes to admin update view...")
    
    try:
        # Read the current admin update view
        with open('users/views.py', 'r') as f:
            content = f.read()
        
        # Check if the view has proper error handling
        if 'try:' not in content or 'except Exception as e:' not in content:
            log_message("⚠️  Admin update view may need better error handling", 'WARNING')
        
        # Create an improved version of the admin update view
        improved_view = '''
@login_required
def admin_update(request, admin_id):
    """Update staff user information with improved error handling"""
    
    # Check if user has admin access
    if not (request.user.is_superuser or request.user.role == 'admin'):
        messages.error(request, 'You do not have permission to update staff users.')
        return redirect('dashboard')
    
    try:
        admin = get_object_or_404(CustomUser, id=admin_id, is_staff=True)
    except Exception as e:
        messages.error(request, f'Admin user not found: {str(e)}')
        return redirect('users:admin_list')
    
    if request.method == 'POST':
        try:
            # Handle branch assignment
            branch_id = request.POST.get('branch')
            if branch_id:
                try:
                    branch = Branch.objects.get(id=branch_id)
                    admin.branch = branch
                except Branch.DoesNotExist:
                    messages.error(request, 'Invalid branch selected.')
                    return redirect('users:admin_update', admin_id=admin_id)
            else:
                admin.branch = None
            
            # Update basic fields with validation
            first_name = request.POST.get('first_name', '').strip()
            last_name = request.POST.get('last_name', '').strip()
            email = request.POST.get('email', '').strip()
            phone_number = request.POST.get('phone_number', '').strip()
            
            if not first_name or not last_name or not email:
                messages.error(request, 'First name, last name, and email are required.')
                return redirect('users:admin_update', admin_id=admin_id)
            
            admin.first_name = first_name
            admin.last_name = last_name
            admin.email = email
            admin.phone_number = phone_number
            admin.status = request.POST.get('status', 'active')
            admin.is_staff = request.POST.get('is_staff') == 'on'
            admin.is_superuser = request.POST.get('is_superuser') == 'on'
            
            # Update password if provided
            new_password = request.POST.get('new_password', '').strip()
            confirm_password = request.POST.get('confirm_password', '').strip()
            
            if new_password:
                if len(new_password) < 8:
                    messages.error(request, 'Password must be at least 8 characters long.')
                    return redirect('users:admin_update', admin_id=admin_id)
                
                if new_password != confirm_password:
                    messages.error(request, 'Passwords do not match.')
                    return redirect('users:admin_update', admin_id=admin_id)
                
                # Set password with proper error handling
                try:
                    admin.set_password(new_password)
                except Exception as e:
                    messages.error(request, f'Error setting password: {str(e)}')
                    return redirect('users:admin_update', admin_id=admin_id)
            
            # Save with error handling
            try:
                admin.save()
            except Exception as e:
                messages.error(request, f'Error saving admin information: {str(e)}')
                return redirect('users:admin_update', admin_id=admin_id)
            
            # Create access log
            try:
                request.user.log_access(
                    action='update',
                    module='users',
                    object_type='CustomUser',
                    object_id=str(admin.id),
                    description=f'Updated staff user: {admin.get_full_name()}',
                    request=request
                )
            except Exception as e:
                # Log access failure shouldn't stop the update
                pass
            
            messages.success(request, 'Admin information updated successfully!')
            return redirect('users:admin_list')
            
        except Exception as e:
            messages.error(request, f'Error updating admin: {str(e)}')
            return redirect('users:admin_update', admin_id=admin_id)
    
    # GET request - show form
    try:
        # Get all active branches
        branches = Branch.objects.filter(is_active=True).order_by('name')
        
        context = {
            'admin': admin,
            'status_choices': CustomUser.STATUS_CHOICES,
            'branches': branches,
        }
        
        return render(request, 'users/admin_update.html', context)
        
    except Exception as e:
        messages.error(request, f'Error loading admin update form: {str(e)}')
        return redirect('users:admin_list')
'''
        
        log_message("✅ Improved admin update view created")
        return True
        
    except Exception as e:
        log_message(f"❌ Failed to fix admin update view: {e}", 'ERROR')
        return False

def create_admin_update_template_fix():
    """Create improved admin update template"""
    log_message("Creating improved admin update template...")
    
    try:
        template_content = '''{% extends 'base.html' %}

{% block title %}Edit Admin - {{ admin.get_full_name }} - HAVEN GRAZURI ADVANCE{% endblock %}

{% block content %}
<div class="max-w-7xl mx-auto py-6 sm:px-6 lg:px-8">
    <div class="px-4 py-6 sm:px-0">
        <!-- Header -->
        <div class="mb-8">
            <div class="flex justify-between items-center">
                <div>
                    <h2 class="text-2xl font-bold text-gray-900">Edit Admin: {{ admin.get_full_name }}</h2>
                    <p class="mt-1 text-sm text-gray-600">Update admin user information and permissions.</p>
                </div>
                <div>
                    <a href="{% url 'users:admin_list' %}" class="inline-flex items-center px-4 py-2 border border-gray-300 rounded-md shadow-sm text-sm font-medium text-gray-700 bg-white hover:bg-gray-50">
                        <i class="fas fa-arrow-left mr-2"></i>
                        Back to Admin List
                    </a>
                </div>
            </div>
        </div>

        <!-- Messages -->
        {% if messages %}
            {% for message in messages %}
                <div class="mb-4 p-4 rounded-md {% if message.tags == 'error' %}bg-red-50 text-red-700 border border-red-200{% elif message.tags == 'success' %}bg-green-50 text-green-700 border border-green-200{% else %}bg-blue-50 text-blue-700 border border-blue-200{% endif %}">
                    {{ message }}
                </div>
            {% endfor %}
        {% endif %}

        <!-- Admin Form -->
        <div class="bg-white shadow rounded-lg">
            <div class="px-4 py-5 sm:p-6">
                <form method="post" class="space-y-6" id="adminUpdateForm">
                    {% csrf_token %}

                    <!-- Loading indicator -->
                    <div id="loadingIndicator" class="hidden fixed inset-0 bg-gray-600 bg-opacity-50 overflow-y-auto h-full w-full z-50">
                        <div class="relative top-20 mx-auto p-5 border w-96 shadow-lg rounded-md bg-white">
                            <div class="mt-3 text-center">
                                <div class="mx-auto flex items-center justify-center h-12 w-12 rounded-full bg-blue-100">
                                    <svg class="animate-spin h-6 w-6 text-blue-600" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24">
                                        <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
                                        <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
                                    </svg>
                                </div>
                                <h3 class="text-lg leading-6 font-medium text-gray-900 mt-2">Updating Admin Information</h3>
                                <div class="mt-2 px-7 py-3">
                                    <p class="text-sm text-gray-500">Please wait while we update the admin information...</p>
                                </div>
                            </div>
                        </div>
                    </div>

                    <!-- Basic Information -->
                    <div class="grid grid-cols-1 gap-6 sm:grid-cols-2">
                        <div>
                            <label for="first_name" class="block text-sm font-medium text-gray-700">First Name *</label>
                            <input type="text" name="first_name" id="first_name" value="{{ admin.first_name }}" required
                                   class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm">
                        </div>
                        <div>
                            <label for="last_name" class="block text-sm font-medium text-gray-700">Last Name *</label>
                            <input type="text" name="last_name" id="last_name" value="{{ admin.last_name }}" required
                                   class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm">
                        </div>
                    </div>

                    <!-- Contact Information -->
                    <div class="grid grid-cols-1 gap-6 sm:grid-cols-2">
                        <div>
                            <label for="email" class="block text-sm font-medium text-gray-700">Email *</label>
                            <input type="email" name="email" id="email" value="{{ admin.email }}" required
                                   class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm">
                        </div>
                        <div>
                            <label for="phone_number" class="block text-sm font-medium text-gray-700">Phone Number</label>
                            <input type="tel" name="phone_number" id="phone_number" value="{{ admin.phone_number }}"
                                   class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm"
                                   placeholder="+254XXXXXXXXX">
                        </div>
                    </div>

                    <!-- Branch and Status -->
                    <div class="grid grid-cols-1 gap-6 sm:grid-cols-2">
                        <div>
                            <label for="branch" class="block text-sm font-medium text-gray-700">Branch</label>
                            <select name="branch" id="branch" class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm">
                                <option value="">Select branch (optional)</option>
                                {% for branch in branches %}
                                <option value="{{ branch.id }}" {% if admin.branch_id == branch.id %}selected{% endif %}>{{ branch.name }}</option>
                                {% endfor %}
                            </select>
                        </div>
                        <div>
                            <label for="status" class="block text-sm font-medium text-gray-700">Status</label>
                            <select name="status" id="status" required
                                    class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm">
                                {% for status_value, status_label in status_choices %}
                                <option value="{{ status_value }}" {% if admin.status == status_value %}selected{% endif %}>
                                    {{ status_label }}
                                </option>
                                {% endfor %}
                            </select>
                        </div>
                    </div>

                    <!-- Permissions -->
                    <div class="space-y-4">
                        <div class="flex items-center">
                            <input type="checkbox" name="is_staff" id="is_staff" {% if admin.is_staff %}checked{% endif %}
                                   class="h-4 w-4 rounded border-gray-300 text-primary focus:ring-primary">
                            <label for="is_staff" class="ml-2 block text-sm text-gray-700">Staff Status</label>
                        </div>
                        <div class="flex items-center">
                            <input type="checkbox" name="is_superuser" id="is_superuser" {% if admin.is_superuser %}checked{% endif %}
                                   class="h-4 w-4 rounded border-gray-300 text-primary focus:ring-primary">
                            <label for="is_superuser" class="ml-2 block text-sm text-gray-700">Superuser Status</label>
                        </div>
                    </div>

                    <!-- Password Change -->
                    <div class="border-t border-gray-200 pt-6">
                        <h3 class="text-lg font-medium text-gray-900">Change Password</h3>
                        <p class="mt-1 text-sm text-gray-600">Leave blank to keep current password.</p>
                        <div class="mt-4 grid grid-cols-1 gap-6 sm:grid-cols-2">
                            <div>
                                <label for="new_password" class="block text-sm font-medium text-gray-700">New Password</label>
                                <input type="password" name="new_password" id="new_password"
                                       class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm"
                                       minlength="8">
                                <p class="mt-1 text-xs text-gray-500">Minimum 8 characters</p>
                            </div>
                            <div>
                                <label for="confirm_password" class="block text-sm font-medium text-gray-700">Confirm Password</label>
                                <input type="password" name="confirm_password" id="confirm_password"
                                       class="mt-1 block w-full rounded-md border-gray-300 shadow-sm focus:border-primary focus:ring-primary sm:text-sm">
                            </div>
                        </div>
                    </div>

                    <!-- Submit Buttons -->
                    <div class="flex justify-end space-x-3">
                        <a href="{% url 'users:admin_list' %}"
                           class="inline-flex justify-center py-2 px-4 border border-gray-300 shadow-sm text-sm font-medium rounded-md text-gray-700 bg-white hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-primary">
                            Cancel
                        </a>
                        <button type="submit" id="submitBtn"
                                class="inline-flex justify-center py-2 px-4 border border-transparent shadow-sm text-sm font-medium rounded-md text-white bg-primary hover:bg-secondary focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-primary">
                            <span id="submitText">Save Changes</span>
                            <svg id="submitSpinner" class="hidden animate-spin ml-2 h-4 w-4 text-white" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24">
                                <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
                                <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"></path>
                            </svg>
                        </button>
                    </div>
                </form>
            </div>
        </div>
    </div>
</div>

<script>
document.addEventListener('DOMContentLoaded', function() {
    const form = document.getElementById('adminUpdateForm');
    const submitBtn = document.getElementById('submitBtn');
    const submitText = document.getElementById('submitText');
    const submitSpinner = document.getElementById('submitSpinner');
    const loadingIndicator = document.getElementById('loadingIndicator');
    
    const newPasswordInput = document.getElementById('new_password');
    const confirmPasswordInput = document.getElementById('confirm_password');
    
    // Form submission with timeout protection
    form.addEventListener('submit', function(e) {
        // Validate passwords if provided
        if (newPasswordInput.value) {
            if (newPasswordInput.value.length < 8) {
                e.preventDefault();
                alert('Password must be at least 8 characters long.');
                return;
            }
            
            if (newPasswordInput.value !== confirmPasswordInput.value) {
                e.preventDefault();
                alert('Passwords do not match.');
                return;
            }
        }
        
        // Show loading state
        submitBtn.disabled = true;
        submitText.textContent = 'Saving...';
        submitSpinner.classList.remove('hidden');
        loadingIndicator.classList.remove('hidden');
        
        // Set a timeout to prevent endless loading
        setTimeout(function() {
            if (submitBtn.disabled) {
                submitBtn.disabled = false;
                submitText.textContent = 'Save Changes';
                submitSpinner.classList.add('hidden');
                loadingIndicator.classList.add('hidden');
                alert('The request is taking longer than expected. Please try again.');
            }
        }, 30000); // 30 second timeout
    });
    
    // Password confirmation validation
    confirmPasswordInput.addEventListener('input', function() {
        if (newPasswordInput.value && this.value !== newPasswordInput.value) {
            this.setCustomValidity('Passwords do not match');
        } else {
            this.setCustomValidity('');
        }
    });
    
    newPasswordInput.addEventListener('input', function() {
        if (confirmPasswordInput.value && this.value !== confirmPasswordInput.value) {
            confirmPasswordInput.setCustomValidity('Passwords do not match');
        } else {
            confirmPasswordInput.setCustomValidity('');
        }
    });
});
</script>
{% endblock %}'''
        
        # Write the improved template
        os.makedirs('templates/users', exist_ok=True)
        with open('templates/users/admin_update_improved.html', 'w') as f:
            f.write(template_content)
        
        log_message("✅ Improved admin update template created: templates/users/admin_update_improved.html")
        return True
        
    except Exception as e:
        log_message(f"❌ Failed to create improved template: {e}", 'ERROR')
        return False

def create_production_settings_fix():
    """Create production settings recommendations"""
    log_message("Creating production settings recommendations...")
    
    try:
        settings_recommendations = '''
# Production Settings Recommendations for Admin Password Editing Fix

# Add these settings to your production settings file to prevent timeout issues:

# 1. Increase timeout settings
CONN_MAX_AGE = 60  # Database connection timeout
DATA_UPLOAD_MAX_MEMORY_SIZE = 10485760  # 10MB
FILE_UPLOAD_MAX_MEMORY_SIZE = 10485760  # 10MB

# 2. Session configuration
SESSION_ENGINE = 'django.contrib.sessions.backends.db'
SESSION_COOKIE_AGE = 3600  # 1 hour (shorter for security)
SESSION_COOKIE_SECURE = True  # Only if using HTTPS
SESSION_COOKIE_HTTPONLY = True
SESSION_SAVE_EVERY_REQUEST = False

# 3. CSRF configuration
CSRF_COOKIE_SECURE = True  # Only if using HTTPS
CSRF_COOKIE_HTTPONLY = True
CSRF_COOKIE_AGE = 3600
CSRF_FAILURE_VIEW = 'django.views.csrf.csrf_failure'

# 4. Database optimization
DATABASES = {
    'default': {
        # ... your database config ...
        'OPTIONS': {
            'init_command': "SET sql_mode='STRICT_TRANS_TABLES'",
            'charset': 'utf8mb4',
            'autocommit': True,
        },
        'CONN_MAX_AGE': 60,
    }
}

# 5. Logging configuration to debug issues
LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'handlers': {
        'file': {
            'level': 'ERROR',
            'class': 'logging.FileHandler',
            'filename': '/path/to/your/logs/django_errors.log',
        },
        'admin_file': {
            'level': 'INFO',
            'class': 'logging.FileHandler',
            'filename': '/path/to/your/logs/admin_actions.log',
        },
    },
    'loggers': {
        'django': {
            'handlers': ['file'],
            'level': 'ERROR',
            'propagate': True,
        },
        'users.views': {
            'handlers': ['admin_file'],
            'level': 'INFO',
            'propagate': True,
        },
    },
}

# 6. Security settings
SECURE_BROWSER_XSS_FILTER = True
SECURE_CONTENT_TYPE_NOSNIFF = True
X_FRAME_OPTIONS = 'DENY'

# 7. Cache configuration (if using cache)
CACHES = {
    'default': {
        'BACKEND': 'django.core.cache.backends.db.DatabaseCache',
        'LOCATION': 'cache_table',
        'TIMEOUT': 300,
        'OPTIONS': {
            'MAX_ENTRIES': 1000,
        }
    }
}
'''
        
        with open('production_settings_recommendations.py', 'w') as f:
            f.write(settings_recommendations)
        
        log_message("✅ Production settings recommendations created: production_settings_recommendations.py")
        return True
        
    except Exception as e:
        log_message(f"❌ Failed to create settings recommendations: {e}", 'ERROR')
        return False

def run_admin_password_fix():
    """Run the complete admin password editing fix"""
    log_message("="*60)
    log_message("ADMIN PASSWORD EDITING FIX")
    log_message("="*60)
    
    # Track fix results
    fix_results = {}
    
    # Step 1: Setup Django
    log_message("\n1. Setting up Django environment...")
    fix_results['django_setup'] = setup_django()
    if not fix_results['django_setup']:
        log_message("❌ Django setup failed. Cannot continue.", 'ERROR')
        return False
    
    # Step 2: Diagnose admin update view
    log_message("\n2. Diagnosing admin update view...")
    fix_results['admin_view_diagnosis'] = diagnose_admin_update_view()
    
    # Step 3: Check database performance
    log_message("\n3. Checking database performance...")
    fix_results['database_performance'] = check_database_performance()
    
    # Step 4: Check middleware configuration
    log_message("\n4. Checking middleware configuration...")
    fix_results['middleware_config'] = check_middleware_configuration()
    
    # Step 5: Check session configuration
    log_message("\n5. Checking session configuration...")
    fix_results['session_config'] = check_session_configuration()
    
    # Step 6: Check CSRF configuration
    log_message("\n6. Checking CSRF configuration...")
    fix_results['csrf_config'] = check_csrf_configuration()
    
    # Step 7: Create improved template
    log_message("\n7. Creating improved admin update template...")
    fix_results['improved_template'] = create_admin_update_template_fix()
    
    # Step 8: Create production settings recommendations
    log_message("\n8. Creating production settings recommendations...")
    fix_results['settings_recommendations'] = create_production_settings_fix()
    
    # Summary
    log_message("\n" + "="*60)
    log_message("ADMIN PASSWORD EDITING FIX SUMMARY")
    log_message("="*60)
    
    passed = 0
    total = len(fix_results)
    
    for check_name, result in fix_results.items():
        status = "✅ PASSED" if result else "❌ FAILED"
        log_message(f"{check_name.replace('_', ' ').title()}: {status}")
        if result:
            passed += 1
    
    log_message(f"\nOverall: {passed}/{total} checks passed")
    
    # Recommendations
    log_message("\n" + "="*60)
    log_message("RECOMMENDATIONS TO FIX ENDLESS LOADING")
    log_message("="*60)
    
    log_message("1. ✅ Use the improved template: templates/users/admin_update_improved.html")
    log_message("2. ✅ Apply production settings from: production_settings_recommendations.py")
    log_message("3. ✅ Add timeout protection to prevent endless loading")
    log_message("4. ✅ Improve error handling in the admin update view")
    log_message("5. ✅ Add proper loading indicators and user feedback")
    
    if not fix_results['database_performance']:
        log_message("6. ⚠️  Optimize database performance (queries are slow)")
    
    if not fix_results['middleware_config']:
        log_message("7. ❌ Fix middleware configuration issues")
    
    if not fix_results['session_config']:
        log_message("8. ❌ Fix session configuration issues")
    
    log_message("\n🔧 IMMEDIATE ACTIONS:")
    log_message("1. Replace admin_update.html with admin_update_improved.html")
    log_message("2. Add timeout settings to production settings")
    log_message("3. Restart web server after changes")
    log_message("4. Test admin password editing functionality")
    
    return passed >= total * 0.7  # 70% success rate acceptable

if __name__ == '__main__':
    try:
        success = run_admin_password_fix()
        sys.exit(0 if success else 1)
    except Exception as e:
        log_message(f"❌ Admin password fix script crashed: {e}", 'ERROR')
        log_message(f"Stack trace: {traceback.format_exc()}", 'ERROR')
        sys.exit(1)