Mih File Structure enhancement

Frontend/lib/mih_providers/mzansi_wallet_provider.dart

@@ -0,0 +1,49 @@
+import 'package:flutter/material.dart';
+import 'package:mzansi_innovation_hub/mih_objects/loyalty_card.dart';
+
+class MzansiWalletProvider extends ChangeNotifier {
+  List<MIHLoyaltyCard> loyaltyCards;
+  List<MIHLoyaltyCard> favouriteCards;
+  int toolIndex;
+
+  MzansiWalletProvider({
+    this.loyaltyCards = const [],
+    this.favouriteCards = const [],
+    this.toolIndex = 0,
+  });
+
+  void reset() {
+    toolIndex = 0;
+    loyaltyCards = [];
+    favouriteCards = [];
+  }
+
+  void setToolIndex(int index) {
+    toolIndex = index;
+    notifyListeners();
+  }
+
+  void setLoyaltyCards({required List<MIHLoyaltyCard> cards}) async {
+    loyaltyCards = cards;
+    notifyListeners();
+  }
+
+  void setFavouriteCards({required List<MIHLoyaltyCard> cards}) async {
+    favouriteCards = cards;
+    notifyListeners();
+  }
+
+  void deleteLoyaltyCard({required int cardId}) {
+    loyaltyCards.removeWhere((card) => card.idloyalty_cards == cardId);
+    notifyListeners();
+  }
+
+  void editLoyaltyCard({required MIHLoyaltyCard updatedCard}) {
+    int index = loyaltyCards.indexWhere(
+        (card) => card.idloyalty_cards == updatedCard.idloyalty_cards);
+    if (index != -1) {
+      loyaltyCards[index] = updatedCard;
+      notifyListeners();
+    }
+  }
+}