fix: align diary diet row and hide terminal cancel

- show only the personal diet name in the diary and keep the plan day chip
- hide consultation cancellation for terminal and non-cancellable states
- enable the refund form only for paid, started and in-progress plans
- cover diary rows and order info cancel visibility with tests

lib/features/diary/presentation/widgets/chosen_diet_widget.dart

@@ -4,7 +4,6 @@ import 'package:eatvio_app/core/theme/theme_helper.dart';
 import 'package:eatvio_app/core/widgets/custom_divider.dart';
 import 'package:eatvio_app/features/diary/presentation/bloc/diary_cubit.dart';
 import 'package:eatvio_app/features/diary/presentation/bloc/diary_state.dart';
-import 'package:eatvio_app/generated/l10n.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:go_router/go_router.dart';
@@ -19,9 +18,7 @@ class ChosenDietWidget extends StatelessWidget {
         if (state is DiaryStateLoaded) {
           if (state.diary.typeOfDiary.hasChosenDiet) {
             return ChosenDietWidgetContent(
-              currentDietDay: state.diary.dayOfChosenDiet ?? 0,
               dietName: state.diary.diet?.name ?? '',
-              dietDuration: state.diary.diet?.duration ?? 0,
               dietId: state.diary.diet?.id ?? 0,
             );
           }
@@ -33,9 +30,7 @@ class ChosenDietWidget extends StatelessWidget {
                 const CustomDivider(),
                 const SizedBox(height: 16),
                 ChosenDietWidgetContent(
-                  currentDietDay: state.diary.dayOfChosenDiet ?? 0,
                   dietName: state.diary.diet?.name ?? '',
-                  dietDuration: state.diary.diet?.duration ?? 0,
                   dietId: state.diary.diet?.id ?? 0,
                 ),
               ],
@@ -50,15 +45,11 @@ class ChosenDietWidget extends StatelessWidget {
 }
 
 class ChosenDietWidgetContent extends StatelessWidget {
-  const ChosenDietWidgetContent({super.key, required this.currentDietDay, required this.dietName, required this.dietDuration, required this.dietId});
-  final int currentDietDay;
+  const ChosenDietWidgetContent({super.key, required this.dietName, required this.dietId});
   final String dietName;
-  final int dietDuration;
   final int dietId;
   @override
   Widget build(BuildContext context) {
-    final size = MediaQuery.sizeOf(context);
-    final s = S.of(context);
     return GestureDetector(
       onTap: () {
         GoRouter.of(context).push(RouteConstants.aboutDietScreen, extra: {'id': dietId, 'navigateToComments': false});
@@ -67,19 +58,12 @@ class ChosenDietWidgetContent extends StatelessWidget {
         children: [
           Row(
             children: [
-              SizedBox(
-                width: size.width * 0.4,
+              Expanded(
                 child: Text(
                   dietName,
                   style: TextStyles.textLMedium.copyWith(color: appTheme.black, decoration: TextDecoration.underline),
                 ),
               ),
-              const Spacer(),
-              Container(
-                decoration: BoxDecoration(color: appTheme.dividerColor, borderRadius: BorderRadius.circular(12)),
-                padding: const EdgeInsets.symmetric(vertical: 6, horizontal: 12),
-                child: Text('${s.day} $currentDietDay из $dietDuration', style: TextStyles.textMSemibold.copyWith(color: appTheme.gray)),
-              ),
             ],
           ),
           const SizedBox(height: 16),

lib/features/order_info/presentation/info_by_order_screen.dart

@@ -164,7 +164,7 @@ class _InfoByOrderScreenContentState extends State<InfoByOrderScreenContent> {
                 const SizedBox(height: 8),
                 PlanState(state: plan.chosenPlanState, hasPersonalDiet: chosenOption?.hasPersonalDiet ?? false),
                 const SizedBox(height: 20),
-                if (widget.successfulPayment == null)
+                if (widget.successfulPayment == null && plan.chosenPlanState.canShowCancelAction)
                   CustomOutlinedButton(
                     text: s.cancelConsultation,
                     height: 52,
@@ -173,7 +173,7 @@ class _InfoByOrderScreenContentState extends State<InfoByOrderScreenContent> {
                     onPressed: () async {
                       showModalBottomSheet(
                         context: context,
-                        builder: (context) => CancelPlanBottomSheet(enableForm: plan.chosenPlanState.isStateAfterPaidState(), planId: plan.id),
+                        builder: (context) => CancelPlanBottomSheet(enableForm: plan.chosenPlanState.isCancelAfterPaidState, planId: plan.id),
                       );
                     },
                   ),

lib/features/plans/enums/chosen_plan_state_enum.dart

@@ -62,6 +62,32 @@ enum ChosenPlanStateEnum {
     }
   }
 
+  bool get canShowCancelAction {
+    switch (this) {
+      case ChosenPlanStateEnum.stateInited:
+      case ChosenPlanStateEnum.stateInCoordination:
+      case ChosenPlanStateEnum.stateStartDateHasBeenSet:
+      case ChosenPlanStateEnum.statePendingPayment:
+      case ChosenPlanStateEnum.statePaid:
+      case ChosenPlanStateEnum.stateStarted:
+      case ChosenPlanStateEnum.stateInProgress:
+        return true;
+      default:
+        return false;
+    }
+  }
+
+  bool get isCancelAfterPaidState {
+    switch (this) {
+      case ChosenPlanStateEnum.statePaid:
+      case ChosenPlanStateEnum.stateStarted:
+      case ChosenPlanStateEnum.stateInProgress:
+        return true;
+      default:
+        return false;
+    }
+  }
+
   static List<ChosenPlanStateEnum> getActiveStates() {
     return [
       ChosenPlanStateEnum.statePaid,