Creditcard

lib/pages/homescreen/homescreen_widgets/cards_container_widgets/card_credit_cards_widgets/add_card_controller.dart

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+import 'package:flutter/widgets.dart';
+import 'add_card_repository.dart';
+import 'add_card_model.dart';
+
+class AddCardController {
+  AddCardRepository repository = AddCardRepository();
+
+  ValueNotifier<AddCardStates> addCardState =
+  ValueNotifier(AddCardInitialState());
+
+  Future<void> addCard(AddCardModel operation) async {
+    addCardState.value = AddCardLoadingState();
+    String addCreditCard =
+    await repository.addCreditCard(operation: operation);
+    if ( addCreditCard == 'success') {
+      addCardState.value = AddCardSuccessState();
+    } else {
+      addCardState.value = AddCardErrorState();
+    }
+  }
+}
+
+abstract class AddCardStates {}
+
+class AddCardInitialState implements AddCardStates {}
+
+class AddCardLoadingState implements AddCardStates {}
+
+class AddCardSuccessState implements AddCardStates {}
+
+class AddCardErrorState implements AddCardStates {}

lib/pages/homescreen/homescreen_widgets/cards_container_widgets/card_credit_cards_widgets/add_card_model.dart

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+import 'dart:convert';
+
+class AddCardModel {
+  String cardName;
+  String description;
+  String limit;
+  String account;
+  AddCardModel({
+    this.cardName = '',
+    this.description = '',
+    this.limit = '',
+    this.account = '',
+  });
+
+  Map<String, dynamic> toMap() {
+    final result = <String, dynamic>{};
+    result.addAll({'cardName': cardName});
+    result.addAll({'description': description});
+    result.addAll({'limit': limit});
+    result.addAll({'account': account});
+
+    return result;
+  }
+
+  factory AddCardModel.fromMap(Map<String, dynamic> map) {
+    return AddCardModel(
+      description: map['description'] ?? '',
+      limit: map['email'] ?? '',
+      account: map['account'] ?? '',
+    );
+  }
+
+  String toJson() => json.encode(toMap());
+
+  factory AddCardModel.fromJson(String source) =>
+      AddCardModel.fromMap(json.decode(source));
+}

lib/pages/homescreen/homescreen_widgets/cards_container_widgets/card_credit_cards_widgets/add_card_repository.dart

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+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:firebase_auth/firebase_auth.dart';
+import 'add_card_model.dart';
+
+class AddCardRepository {
+  final _firebase = FirebaseAuth.instance;
+  final _database = FirebaseFirestore.instance;
+
+  Future<String> addCreditCard({required AddCardModel operation}) async {
+    try {
+      final userData =
+      _database.collection('users').doc(_firebase.currentUser!.uid);
+      userData
+          .collection('card')
+          .doc(operation.cardName)
+          .set({
+        'description': operation.description,
+        'limit': operation.limit,
+        'account': operation.account,
+      });
+      return 'success';
+    } catch (e) {
+      return 'error';
+    }
+  }
+}