final touches

lib/providers/foods.dart

@@ -94,17 +94,27 @@ class FoodList with ChangeNotifier {
     return _foods.where((foodItem) => foodItem.category == category).toList();
   }
 
+  var initial = 100;
+
   int get credits {
     return _credits;
   }
 
   void updateCredits() {
-    _credits = 100;
+    _credits = initial;
     var sum = 0;
     for (var food in foods) {
       sum += food.price * food.count;
     }
     _credits -= sum;
     notifyListeners();
   }
+
+  void clear() {
+    initial = _credits;
+    for (var food in foods) {
+      food.count = 0;
+    }
+    notifyListeners();
+  }
 }

lib/screens/needy_demand_screen/needy_demand_screen.dart

@@ -84,6 +84,7 @@ class NeedyDemandScreen extends StatelessWidget {
             onTapHome: () {
               Navigator.of(context).pushReplacementNamed('/');
             },
+            onTapText: Provider.of<FoodList>(context).clear,
           ),
         ),
       ),

pubspec.lock

@@ -1,6 +1,20 @@
 # Generated by pub
 # See https://dart.dev/tools/pub/glossary#lockfile
 packages:
+  archive:
+    dependency: transitive
+    description:
+      name: archive
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.3.0"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.3.0"
   async:
     dependency: transitive
     description:
@@ -43,6 +57,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.15.0"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -62,6 +83,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_launcher_icons:
+    dependency: "direct main"
+    description:
+      name: flutter_launcher_icons
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.9.2"
   flutter_lints:
     dependency: "direct dev"
     description:
@@ -86,6 +114,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  image:
+    dependency: transitive
+    description:
+      name: image
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.3"
   intl:
     dependency: transitive
     description:
@@ -231,6 +266,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "5.3.1"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.0"
 sdks:
   dart: ">=2.16.1 <3.0.0"
   flutter: ">=2.4.0-0.0.pre"

pubspec.yaml

@@ -36,6 +36,7 @@ dependencies:
   cupertino_icons: ^1.0.2
   flutter_svg: ^1.0.3
   provider: ^6.0.2
+  flutter_launcher_icons: ^0.9.2
 
 dev_dependencies:
   flutter_test:
@@ -53,6 +54,11 @@ dev_dependencies:
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
 
+flutte_icons:
+  android: true
+  ios: true
+  image_path: "assets/images/app-icon.png"
+
 # The following section is specific to Flutter.
 flutter: