feat(UGPC): issue-777

lib/features/create_plan/presentation/cubit/create_plan_cubit.dart

@@ -4,16 +4,57 @@ import 'dart:io';
 import 'package:dio/dio.dart';
 import 'package:eatvio_app/core/const.dart';
 import 'package:eatvio_app/core/image_compressing/image_compress_utility.dart';
+import 'package:eatvio_app/core/utils/toasts.dart';
 import 'package:eatvio_app/features/create_plan/presentation/cubit/create_plan_state.dart';
 import 'package:eatvio_app/features/create_plan/repositories/create_plan_repository.dart';
+import 'package:eatvio_app/features/feed/models/plan_pagination_model.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:eatvio_app/core/error_reporting/report_from.dart';
 import 'package:flutter_image_compress/flutter_image_compress.dart';
 
 class CreatePlanCubit extends Cubit<CreatePlanState> {
   final CreatePlanRepository createPlanRepository;
+  PlanModel? sourcePlan;
+
   CreatePlanCubit({required this.createPlanRepository}) : super(CreatePlanState.initial());
 
+  void loadExisting(PlanModel plan) {
+    sourcePlan = plan;
+    final durationIndex = durationValues.indexOf(plan.duration);
+    emit(
+      state.copyWith(
+        durationIndex: durationIndex >= 0 ? durationIndex : null,
+        selectedOptionIndex: plan.packetsCount == 3 ? 0 : null,
+        planData: state.planData.copyWith(
+          name: plan.name,
+          details: plan.details,
+          duration: plan.duration,
+          state: plan.state,
+          type: [
+            plan.type.slim ?? false,
+            plan.type.fit ?? false,
+            plan.type.wellness ?? false,
+            plan.type.behavior ?? false,
+          ],
+          options: [
+            _packetOrEmpty(plan.packet1Options),
+            plan.packetsCount == 3 ? _packetOrEmpty(plan.packet2Options) : PacketOptions.empty(),
+            plan.packetsCount == 3 ? _packetOrEmpty(plan.packet3Options) : PacketOptions.empty(),
+          ],
+        ),
+      ),
+    );
+  }
+
+  PacketOptions _packetOrEmpty(PacketOptions? option) {
+    if (option == null) {
+      return PacketOptions.empty();
+    }
+    final price = option.price;
+    final normalizedPrice = price is num ? price.toDouble() : double.tryParse('$price') ?? 1200;
+    return option.copyWith(price: normalizedPrice);
+  }
+
   void setDetails(String text) {
     emit(state.copyWith(planData: state.planData.copyWith(details: text)));
     validateDetails();
@@ -147,7 +188,7 @@ class CreatePlanCubit extends Cubit<CreatePlanState> {
   }
 
   bool validateImage() {
-    if (state.planData.image == null) {
+    if (state.planData.image == null && sourcePlan == null) {
       emit(state.copyWith.validationState(imageHasError: true));
       return false;
     }
@@ -413,31 +454,34 @@ class CreatePlanCubit extends Cubit<CreatePlanState> {
           'type[fit]': state.planData.type[1] ? '1' : '0',
           'type[wellness]': state.planData.type[2] ? '1' : '0',
           'type[behavior]': state.planData.type[3] ? '1' : '0',
-          'image': state.planData.image != null
-              ? await MultipartFile.fromFile((await ImageCompressUtility.compressFile(File(state.planData.image!.path))).path,
-                  filename: state.planData.image!.name)
-              : null
         });
+        if (state.planData.image != null) {
+          final image = state.planData.image!;
+          planMap['image'] = await MultipartFile.fromFile(
+            (await ImageCompressUtility.compressFile(File(image.path))).path,
+            filename: image.name,
+          );
+        }
         if (state.planData.options[1].short.isNotEmpty) {
           planMap.addAll({
             'packets_count': 3,
             'packet1_options': {
               'short': state.planData.options[0].short,
-              'price': int.parse((state.planData.options[0].price as double).toStringAsFixed(0)),
+              'price': _optionPrice(state.planData.options[0].price),
               'description_md': state.planData.options[0].description,
               'items': Map.fromIterable(state.planData.options[0].items),
               'has_personal_diet': state.planData.options[0].hasPersonalDiet ? '1' : '0',
             },
             'packet2_options': {
               'short': state.planData.options[1].short,
-              'price': int.parse((state.planData.options[1].price as double).toStringAsFixed(0)),
+              'price': _optionPrice(state.planData.options[1].price),
               'description_md': state.planData.options[1].description,
               'items': Map.fromIterable(state.planData.options[1].items),
               'has_personal_diet': state.planData.options[1].hasPersonalDiet ? '1' : '0',
             },
             'packet3_options': {
               'short': state.planData.options[2].short,
-              'price': int.parse((state.planData.options[2].price as double).toStringAsFixed(0)),
+              'price': _optionPrice(state.planData.options[2].price),
               'description_md': state.planData.options[2].description,
               'items': Map.fromIterable(state.planData.options[2].items),
               'has_personal_diet': state.planData.options[2].hasPersonalDiet ? '1' : '0',
@@ -448,20 +492,34 @@ class CreatePlanCubit extends Cubit<CreatePlanState> {
             'packets_count': 1,
             'packet1_options': {
               'short': state.planData.options[0].short,
-              'price': int.parse((state.planData.options[0].price as double).toStringAsFixed(0)),
+              'price': _optionPrice(state.planData.options[0].price),
               'description_md': state.planData.options[0].description,
               'items': Map.fromIterable(state.planData.options[0].items),
               'has_personal_diet': state.planData.options[0].hasPersonalDiet ? '1' : '0',
             },
           });
         }
-        await createPlanRepository.createPlan(model: planMap);
+        final editingPlan = sourcePlan;
+        if (editingPlan == null) {
+          await createPlanRepository.createPlan(model: planMap);
+        } else {
+          await createPlanRepository.updatePublishedPlan(slug: editingPlan.slug, model: planMap);
+        }
         emit(state.copyWith(isLoading: false, planCreated: true));
       }
     } catch (e, st) {
       await reportFrom(e, st, this);
       log(e.toString());
-      emit(state.copyWith(isLoading: false, planCreated: true));
+      emit(state.copyWith(isLoading: false, planCreated: false));
+      final isForbidden = e is DioException && e.response?.statusCode == 403;
+      showErrorToast(isForbidden ? 'Редактирование недоступно: клиент уже начал проходить план' : 'Не удалось сохранить план');
     }
   }
+
+  int _optionPrice(dynamic price) {
+    if (price is num) {
+      return price.round();
+    }
+    return int.parse(price.toString());
+  }
 }