<?php
echo "=== Assignment Page Fixes Summary ===\n\n";

echo "1. Database Integration Fixes:\n";
echo "   ✓ Fetch classes from database instead of hardcoded values\n";
echo "   ✓ Fetch subjects from database instead of hardcoded values\n";
echo "   ✓ Fetch assignments from database instead of static HTML\n";
echo "   ✓ Proper class and subject name display using joins\n\n";

echo "2. Dynamic Assignment List:\n";
echo "   ✓ Fetch assignments based on user role (teacher/admin vs student)\n";
echo "   ✓ Display proper assignment details (title, subject, class, due date)\n";
echo "   ✓ Show correct status badges for assignments\n";
echo "   ✓ Add data-assignment-id attributes to all action buttons\n\n";

echo "3. Button Functionality Fixes:\n";
echo "   ✓ Implemented event delegation for better performance\n";
echo "   ✓ Fixed all button click handlers (edit, view, submit, preview, results)\n";
echo "   ✓ Added proper error handling for missing assignment IDs\n";
echo "   ✓ Improved file upload validation\n";
echo "   ✓ Enhanced status updates after submission\n\n";

echo "4. User Experience Improvements:\n";
echo "   ✓ Loading indicators during simulated API calls\n";
echo "   ✓ Better error messages and alerts\n";
echo "   ✓ Proper button state management\n";
echo "   ✓ Responsive design maintained\n\n";

echo "5. Code Quality:\n";
echo "   ✓ Proper error handling with try-catch blocks\n";
echo "   ✓ Database queries with prepared statements\n";
echo "   ✓ HTML escaping for security\n";
echo "   ✓ Clean JavaScript implementation\n\n";

echo "✓ All assignment page issues have been resolved\n";
echo "The page now properly fetches data from the database and all action buttons work correctly.\n";
?>