WT1.1.8+3 custom plan and training plan fixes

lib/model/customer_training_plan.dart

@@ -4,6 +4,14 @@ import 'package:intl/intl.dart';
 
 import 'package:aitrainer_app/model/customer_training_plan_details.dart';
 
+enum CustomerTrainingPlanType { custom, template, none }
+
+extension CustomerTrainingPlanTypeExt on CustomerTrainingPlanType {
+  String toStr() => this.toString().split(".").last;
+  bool equalsTo(CustomerTrainingPlanType type) => this.toString() == type.toString();
+  bool equalsStringTo(String type) => this.toStr() == type;
+}
+
 class CustomerTrainingPlan {
   int? customerTrainingPlanId;
   int? customerId;
@@ -14,6 +22,8 @@ class CustomerTrainingPlan {
 
   String? name;
 
+  CustomerTrainingPlanType type = CustomerTrainingPlanType.none;
+
   CustomerTrainingPlan();
 
   List<CustomerTrainingPlanDetails> details = [];

lib/model/exercise_type.dart

@@ -1,5 +1,6 @@
 import 'package:aitrainer_app/model/exercise_ability.dart';
 import 'package:aitrainer_app/util/app_language.dart';
+import 'package:aitrainer_app/util/enums.dart';
 import 'package:flutter/material.dart';
 
 class ExerciseType {
@@ -48,6 +49,10 @@ class ExerciseType {
   /// ability
   ExerciseAbility? ability;
 
+  /// TrainingPlanState - whether the exercise_type exists in the
+  /// custom training plan
+  ExerciseTypeTrainingPlanState trainingPlanState = ExerciseTypeTrainingPlanState.none;
+
   ExerciseType({required this.name, required this.description});
 
   ExerciseType.fromJson(Map json) {