Implement Complete Icon Functionality for CommBank Web Frontend

[aryanthopate]

🎯 Overview

This PR implements complete icon functionality for the CommBank web frontend, allowing users to add, change, and display emojis on their financial goals.

✅ Features Implemented

1. Updated Goal Model

• Added optional icon?: string field to Goal interface
• Maintains backward compatibility with existing data

2. Icon Display on Goal Cards

• Modified GoalCard component to display selected emojis
• Added styled Icon component with proper sizing
• Conditional rendering - only shows icon when present

3. Complete Emoji Picker Integration

• Integrated existing EmojiPicker component
• Added TransparentButton for icon selection
• Implemented proper state management for emoji picker visibility

4. Goal Manager Enhancement

• Added icon state management with useState hooks
• Implemented pickEmojiOnClick handler for emoji selection
• Integrated with backend API for persistent icon changes
• Added proper error handling and state updates

🔧 Technical Implementation

Files Modified:

• src/api/types.ts - Updated Goal interface with icon field
• src/ui/pages/Main/goals/GoalCard.tsx - Added icon display functionality
• src/ui/features/goalmanager/GoalManager.tsx - Complete icon management system

API Integration:

• ✅ GET /api/Goal/User/{id} - Fetch goals with icons
• ✅ PUT /api/Goal/{id} - Update goal with selected emoji
• ✅ Full persistence - Icon changes save to MongoDB database

🎨 User Experience

Before:

• Goals displayed with only text information
• No visual differentiation between goals

After:

• Goals display with personalized emoji icons
• Easy emoji selection through intuitive picker
• Visual hierarchy improved with icon-based identification
• Changes persist across page refreshes

🧪 Testing

• ✅ Icon selection works correctly
• ✅ Icons display properly on goal cards
• ✅ Changes persist after page refresh
• ✅ API integration functions correctly
• ✅ State management handles all edge cases

🚀 Ready for Production

This implementation completes the frontend requirements for Task 2 and provides a solid foundation for future enhancements. All icon functionality is fully tested and ready for production deployment.

📊 Impact

• Enhanced User Experience: Visual goal identification
• Improved Engagement: Personalized goal management
• Complete Integration: Full-stack emoji support
• Professional Implementation: Clean, maintainable code

---

This PR completes the frontend implementation for the CommBank web application with full emoji icon functionality. 🎉