feat(diary): Preloader added when uploading images

lib/presentation/diary/diary_edit_screen/bloc/diary_edit_bloc.dart

@@ -298,6 +298,7 @@ class DiaryEditBloc extends Bloc<DiaryEditEvent, DiaryEditState> {
                       carbsController: TextEditingController(),
                       diaryId: diaryId,
                       diaryDate: diaryDate,
+                      isLoading: false,
                       autocompleteList: [],
                     )));
 
@@ -800,6 +801,7 @@ class DiaryEditBloc extends Bloc<DiaryEditEvent, DiaryEditState> {
     if (state is DiaryEditLoadedState) {
       var currentState = state as DiaryEditLoadedState;
 
+      emit(currentState.copyWith(isLoading: true));
       await uploadImageToServer(event.image.path, currentState.diaryId,
           currentState.currentMeal!.id!, currentState.token);
       await reloadScreen(event, emit);

lib/presentation/diary/diary_edit_screen/bloc/diary_edit_state.dart

@@ -39,6 +39,7 @@ class DiaryEditLoadedState extends DiaryEditState {
       this.fatsController,
       this.proteinsController,
       this.carbsController,
+      this.isLoading = false,
       required this.recommendedChartValues,
       required this.consumedChartValues,
       required this.diaryId,
@@ -75,6 +76,7 @@ class DiaryEditLoadedState extends DiaryEditState {
   bool wakeupExpanded;
   bool moderationExpanded;
   bool moodExpanded;
+  bool isLoading;
   @override
   List<Object?> get props => [
         diaryEditModelObj,
@@ -103,6 +105,7 @@ class DiaryEditLoadedState extends DiaryEditState {
         wakeupExpanded,
         moodExpanded,
         moderationExpanded,
+        isLoading,
         currentMeal
       ];
   DiaryEditLoadedState copyWith({
@@ -133,6 +136,7 @@ class DiaryEditLoadedState extends DiaryEditState {
     bool? wakeupExpanded,
     bool? moderationExpanded,
     bool? moodExpanded,
+    bool? isLoading,
   }) {
     return DiaryEditLoadedState(
         diaryEditModelObj: diaryEditModelObj ?? this.diaryEditModelObj,
@@ -164,7 +168,8 @@ class DiaryEditLoadedState extends DiaryEditState {
         carbsController: carbsController ?? this.carbsController,
         wakeupExpanded: wakeupExpanded ?? this.wakeupExpanded,
         moderationExpanded: moderationExpanded ?? this.moderationExpanded,
-        moodExpanded: moodExpanded ?? this.moodExpanded);
+        moodExpanded: moodExpanded ?? this.moodExpanded,
+        isLoading: isLoading ?? this.isLoading);
   }
 }