✨ Edit alert configuration

lib/models/alert_configuration.dart

@@ -0,0 +1,24 @@
+class AlertConfiguration {
+  int nutrientId;
+  double maxValue;
+  double minValue;
+
+  AlertConfiguration({
+    required this.nutrientId,
+    required this.maxValue,
+    required this.minValue,
+  });
+
+  Map<String, dynamic> toJson() => {
+        'nutrient_id': nutrientId,
+        'min_value': minValue,
+        'max_value': maxValue,
+      };
+
+  factory AlertConfiguration.fromJson(Map<String, dynamic> json) =>
+      AlertConfiguration(
+        nutrientId: json['nutrient_id'],
+        minValue: json['min_value'],
+        maxValue: json['max_value'],
+      );
+}

lib/models/food_data.dart

@@ -98,7 +98,7 @@ class Nutrients {
 }
 
 class FoodSearchCriteria {
-  List<Type> dataType;
+  List<Type?> dataType;
   String query;
   String generalSearchInput;
   int pageNumber;
@@ -107,7 +107,7 @@ class FoodSearchCriteria {
   int numberOfResultsPerPage;
   int pageSize;
   bool requireAllWords;
-  List<Type> foodTypes;
+  List<Type?> foodTypes;
 
   FoodSearchCriteria({
     required this.dataType,
@@ -124,8 +124,8 @@ class FoodSearchCriteria {
 
   factory FoodSearchCriteria.fromJson(Map<String, dynamic> json) =>
       FoodSearchCriteria(
-        dataType:
-            List<Type>.from(json["dataType"].map((x) => typeValues.map[x]!)),
+        dataType: List<Type>.from(
+            json["dataType"]?.map((x) => typeValues.map[x]) ?? List.empty()),
         query: json["query"],
         generalSearchInput: json["generalSearchInput"],
         pageNumber: json["pageNumber"],
@@ -134,8 +134,8 @@ class FoodSearchCriteria {
         numberOfResultsPerPage: json["numberOfResultsPerPage"],
         pageSize: json["pageSize"],
         requireAllWords: json["requireAllWords"],
-        foodTypes:
-            List<Type>.from(json["foodTypes"].map((x) => typeValues.map[x]!)),
+        foodTypes: List<Type>.from(
+            json["foodTypes"]?.map((x) => typeValues.map[x]) ?? List.empty()),
       );
 
   Map<String, dynamic> toJson() => {
@@ -162,10 +162,10 @@ final typeValues =
 class FoodData {
   int fdcId;
   String description;
-  String commonNames;
-  String additionalDescriptions;
-  Type dataType;
-  int ndbNumber;
+  String? commonNames;
+  String? additionalDescriptions;
+  Type? dataType;
+  int? ndbNumber;
   DateTime publishedDate;
   FoodCategory? foodCategory;
   DateTime? mostRecentAcquisitionDate;
@@ -205,7 +205,7 @@ class FoodData {
         description: json["description"],
         commonNames: json["commonNames"],
         additionalDescriptions: json["additionalDescriptions"],
-        dataType: typeValues.map[json["dataType"]]!,
+        dataType: typeValues.map[json["dataType"]],
         ndbNumber: json["ndbNumber"],
         publishedDate: DateTime.parse(json["publishedDate"]),
         foodCategory: foodCategoryValues.map[json["foodCategory"]],
@@ -264,7 +264,7 @@ class FoodNutrient {
   int nutrientId;
   String nutrientName;
   String nutrientNumber;
-  UnitName unitName;
+  UnitName? unitName;
   DerivationCode? derivationCode;
   String? derivationDescription;
   int? derivationId;
@@ -305,15 +305,15 @@ class FoodNutrient {
         nutrientId: json["nutrientId"],
         nutrientName: json["nutrientName"],
         nutrientNumber: json["nutrientNumber"],
-        unitName: unitNameValues.map[json["unitName"]]!,
-        derivationCode: derivationCodeValues.map[json["derivationCode"]]!,
+        unitName: unitNameValues.map[json["unitName"]],
+        derivationCode: derivationCodeValues.map[json["derivationCode"]],
         derivationDescription: json["derivationDescription"],
         derivationId: json["derivationId"],
         value: json["value"]?.toDouble(),
         foodNutrientSourceId: json["foodNutrientSourceId"],
         foodNutrientSourceCode: json["foodNutrientSourceCode"],
         foodNutrientSourceDescription: foodNutrientSourceDescriptionValues
-            .map[json["foodNutrientSourceDescription"]]!,
+            .map[json["foodNutrientSourceDescription"]],
         rank: json["rank"],
         indentLevel: json["indentLevel"],
         foodNutrientId: json["foodNutrientId"],