[SYNC]

lib/src/form/form_helper.astromic.dart

@@ -2,5 +2,6 @@ export 'package:form_controller/form_controller.dart';
 export 'src/controller.dart';
 export 'src/form_field.dart';
 export 'src/form_value_wrapper.dart';
+export 'src/form_group_wrapper.dart';
 export 'src/enums/enums.exports.dart';
 export 'src/models/models.exports.dart';

lib/src/form/src/controller.dart

@@ -105,6 +105,35 @@ class AstromicFormController extends FormController {
 }
 */
 
+  bool hasGroup(String formGroupID, {bool isSubGroup = false}) {
+    FormGroupStructure? groupStructure;
+    if (isSubGroup) {
+      FormGroupStructure? parentGroup = _formGroups.where((FormGroupStructure f) => (f.subGroups?.map((FormGroupStructure ss) => ss.id).contains(formGroupID) ?? false)).nonNulls.toList().firstOrNull;
+      if (parentGroup != null && parentGroup.subGroups != null && parentGroup.subGroups!.map((FormGroupStructure i) => i.id).contains(formGroupID)) {
+        groupStructure = parentGroup.subGroups!.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+      }
+    } else {
+      groupStructure = _formGroups.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+    }
+    //
+    return groupStructure != null;
+  }
+
+  FormGroupStructure? getGroupStructure(String formGroupID, {bool isSubGroup = false}) {
+    // Get the group structure with the same ID
+    FormGroupStructure? groupStructure;
+    if (isSubGroup) {
+      FormGroupStructure? parentGroup = _formGroups.where((FormGroupStructure f) => (f.subGroups?.map((FormGroupStructure ss) => ss.id).contains(formGroupID) ?? false)).nonNulls.toList().firstOrNull;
+      if (parentGroup != null && parentGroup.subGroups != null && parentGroup.subGroups!.map((FormGroupStructure i) => i.id).contains(formGroupID)) {
+        groupStructure = parentGroup.subGroups!.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+      }
+    } else {
+      groupStructure = _formGroups.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+    }
+    //
+    return groupStructure;
+  }
+
   FormGroupValue? getFormGroupValue(String formGroupID, {bool isSubGroup = false}) {
     // Get the group structure with the same ID
     FormGroupStructure? groupStructure;
@@ -148,8 +177,11 @@ class AstromicFormController extends FormController {
     for (int i = 0; i < firstSetOfFieldsWithID.length; i++) {
       instances.add(
         FormGroupInstance(
+          composedID: '$formGroupID-#$i-',
           fields: Map<String, String>.fromEntries(fieldsIDs.map((String id) => MapEntry<String, String>('$formGroupID-#$i-$id', value('$formGroupID-#$i-$id'))).toList()),
-          values: valuesIDs.isNotEmpty? Map<String, dynamic>.fromEntries(valuesIDs.map((String a) => MapEntry<String, dynamic>('$formGroupID-#$i-$a', getValue<dynamic>('$formGroupID-#$i-$a'))).toList()) : <String, dynamic>{},
+          values: valuesIDs.isNotEmpty
+              ? Map<String, dynamic>.fromEntries(valuesIDs.map((String a) => MapEntry<String, dynamic>('$formGroupID-#$i-$a', getValue<dynamic>('$formGroupID-#$i-$a'))).toList())
+              : <String, dynamic>{},
           subGroups: subValues,
         ),
       );
@@ -159,28 +191,112 @@ class AstromicFormController extends FormController {
     return groupValue;
   }
 
-  // void addToFormGroup(String formGroupID) {
+  String addInstanceToFormGroup(String formGroupID, {bool isSubGroup = false}) {
-  //   // Get the group structure with the same ID
+    // Get the group structure with the same ID
-  //   FormGroupStructure? groupWithSameID = _formGroups.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+    FormGroupStructure? groupStructure;
-  //   if (groupWithSameID == null) {
+    if (isSubGroup) {
-  //     throw Exception('The group ID $formGroupID doesn\'t have any elements. Did you initialize the group?');
+      FormGroupStructure? parentGroup = _formGroups.where((FormGroupStructure f) => (f.subGroups?.map((FormGroupStructure ss) => ss.id).contains(formGroupID) ?? false)).nonNulls.toList().firstOrNull;
-  //   }
+      if (parentGroup != null && parentGroup.subGroups != null && parentGroup.subGroups!.map((FormGroupStructure i) => i.id).contains(formGroupID)) {
+        groupStructure = parentGroup.subGroups!.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+      } else {
+        throw Exception('The group ID $formGroupID doesn\'t have any elements. Did you initialize the group?');
+      }
+    } else {
+      groupStructure = _formGroups.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+      if (groupStructure == null) {
+        throw Exception('The group ID $formGroupID doesn\'t have any elements. Did you initialize the group?');
+      }
+    }
 
-  //   // Get the current fields with this ID
+    // Get the current fields with this ID
-  //   Map<String, String> firstSetOfFieldsWithID = Map<String, String>.fromEntries(
+    Map<String, String> firstSetOfFieldsWithID = Map<String, String>.fromEntries(
-  //     controllers.entries.where((MapEntry<String, String> c) => RegExp(formGroupID + r'-#[\d+]-' + groupWithSameID.fields.entries.first.key).hasMatch(c.key)).nonNulls.toList(),
+      controllers.entries.where((MapEntry<String, String> c) => RegExp(formGroupID + r'-#[\d+]-' + groupStructure!.fields.first).hasMatch(c.key)).nonNulls.toList(),
-  //   );
+    );
 
-  //   for (MapEntry<String, bool> fieldEntry in groupWithSameID.fields.entries) {
+    // get the fields IDs
-  //     String fieldID = '$formGroupID-${firstSetOfFieldsWithID.length}-${fieldEntry.key}';
+    List<String> fieldsIDs = groupStructure!.fields.nonNulls.toList();
-  //     controller(fieldID);
+    print('fieldIDs: $fieldsIDs');
-  //     if (fieldEntry.value) {
+    // get the values IDs
-  //       // Is a value field
+    List<String> valuesIDs = groupStructure.values?.nonNulls.toList() ?? <String>[];
-  //     } else {
+    print('valueIDs: $valuesIDs');
-  //       // Is a text field
+
-  //     }
+    // Add the controllers and values.
-  //   }
+
-  // }
+    for (String fieldID in groupStructure.fields) {
+      String finalFieldID = '${groupStructure.id}-#${firstSetOfFieldsWithID.length}-$fieldID';
+      controller(finalFieldID);
+    }
+    if (groupStructure.values != null && groupStructure.values!.isNotEmpty) {
+      for (String valueID in groupStructure.values!) {
+        String finalFieldID = '${groupStructure.id}-#${firstSetOfFieldsWithID.length}-$valueID';
+        controller(finalFieldID);
+      }
+    }
+    return '${groupStructure.id}-#${firstSetOfFieldsWithID.length}-';
+  }
+
+  String removeInstanceFromFormGroup(String formGroupID, int indexToRemove, {bool isSubGroup = false}) {
+    // Get the group structure with the same ID
+    FormGroupStructure? groupStructure;
+    if (isSubGroup) {
+      FormGroupStructure? parentGroup = _formGroups.where((FormGroupStructure f) => (f.subGroups?.map((FormGroupStructure ss) => ss.id).contains(formGroupID) ?? false)).nonNulls.toList().firstOrNull;
+      if (parentGroup != null && parentGroup.subGroups != null && parentGroup.subGroups!.map((FormGroupStructure i) => i.id).contains(formGroupID)) {
+        groupStructure = parentGroup.subGroups!.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+      } else {
+        throw Exception('The group ID $formGroupID doesn\'t have any elements. Did you initialize the group?');
+      }
+    } else {
+      groupStructure = _formGroups.where((FormGroupStructure f) => f.id == formGroupID).nonNulls.toList().firstOrNull;
+      if (groupStructure == null) {
+        throw Exception('The group ID $formGroupID doesn\'t have any elements. Did you initialize the group?');
+      }
+    }
+
+    // Get the current fields with this ID
+    Map<String, String> firstSetOfFieldsWithID = Map<String, String>.fromEntries(
+      controllers.entries.where((MapEntry<String, String> c) => RegExp(formGroupID + r'-#[\d+]-' + groupStructure!.fields.first).hasMatch(c.key)).nonNulls.toList(),
+    );
+
+    if (i >= firstSetOfFieldsWithID.length) {
+      throw Exception('The index to remove is larger than the whole instances count.');
+    } else {
+      // get the fields IDs
+      List<String> fieldsIDs = groupStructure!.fields.nonNulls.toList();
+      print('fieldIDs: $fieldsIDs');
+      // get the values IDs
+      List<String> valuesIDs = groupStructure.values?.nonNulls.toList() ?? <String>[];
+      print('valueIDs: $valuesIDs');
+
+      if (i == (firstSetOfFieldsWithID.length - 1)) {
+        // Remove the last item
+        for (String fieldID in groupStructure.fields) {
+          removeController('${groupStructure.id}-#$i-$fieldID');
+        }
+        if (groupStructure.values != null && groupStructure.values!.isNotEmpty) {
+          for (String valueID in groupStructure.values!) {
+            removeController('${groupStructure.id}-#$i-$valueID');
+          }
+        }
+      } else {
+        // Switch and remove
+        int nextIndex = i + 1;
+        for (String fieldID in groupStructure.fields) {
+          set('${groupStructure.id}-#$i-$fieldID', value('${groupStructure.id}-#$nextIndex-$fieldID'));
+          removeController('${groupStructure.id}-#$nextIndex-$fieldID');
+        }
+        if (groupStructure.values != null && groupStructure.values!.isNotEmpty) {
+          for (String valueID in groupStructure.values!) {
+            set('${groupStructure.id}-#$i-$valueID', value('${groupStructure.id}-#$nextIndex-$valueID'));
+            removeController('${groupStructure.id}-#$nextIndex-$valueID');
+          }
+        }
+      }
+    }
+
+    // Remove the controllers and values.
+
+    return '${groupStructure.id}-#${firstSetOfFieldsWithID.length}-';
+  }
 
   // void removeFromFormGroup(String formGroupID, int index) {
   //   // Get all the groups with the same ID

lib/src/form/src/form_group_wrapper.dart

@@ -0,0 +1,136 @@
+//s1 Imports
+//s2 Packages
+//s3 Core Packages
+import 'package:flutter/material.dart';
+
+import '../../../astromic_helpers.dart';
+//s3 Internal Packages
+//  import 'package:astromic_elements/astromic_elements.dart';
+//s3 3rd-party Packages
+//s2 Utility
+//s3 Configs
+// import '../../../../../core/configs/routing/routing.config.dart';
+//s3 Misc
+//s2 Domain
+//s3 Entities
+//s3 Usecases
+//s2 Presentation
+//s3 Design
+// import '../../../../design-system/design_system.dart';
+//s3 Presenters
+//s3 Widgets
+//s1 Exports
+
+class FormGroupWrapper extends StatefulWidget {
+  //SECTION - Widget Arguments
+  final AstromicFormController formController;
+  final String groupID;
+  final Widget Function(List<Widget> children, String Function() addItem, void Function(int) removeItem) groupBuilder;
+  final Widget Function(int index, String composedID, VoidCallback removeItem) itemBuilder;
+  final int startLength;
+  //!SECTION
+  //
+  const FormGroupWrapper({
+    super.key,
+    required this.formController,
+    required this.groupID,
+    required this.groupBuilder,
+    required this.itemBuilder,
+    this.startLength = 0,
+  });
+
+  @override
+  State<FormGroupWrapper> createState() => _FormGroupWrapperState();
+}
+
+class _FormGroupWrapperState extends State<FormGroupWrapper> {
+  //
+  //SECTION - State Variables
+  //s1 --State
+  late List<FormGroupInstance> instances;
+  //s1 --State
+  //
+  //s1 --Controllers
+  //s1 --Controllers
+  //
+  //s1 --Constants
+  //s1 --Constants
+  //!SECTION
+
+  @override
+  void initState() {
+    super.initState();
+    //
+    //SECTION - State Variables initializations & Listeners
+    //s1 --State
+    //s1 --State
+    //
+    //s1 --Controllers & Listeners
+    instances = widget.formController.getFormGroupValue(widget.groupID)!.instances;
+    //s1 --Controllers & Listeners
+    //
+    //s1 --Late & Async Initializers
+    //s1 --Late & Async Initializers
+    //!SECTION
+  }
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    //
+    //SECTION - State Variables initializations & Listeners
+    //s1 --State
+    //s1 --State
+    //
+    //s1 --Controllers & Listeners
+    //s1 --Controllers & Listeners
+    //
+    //!SECTION
+  }
+
+  //SECTION - Dumb Widgets
+  //!SECTION
+
+  //SECTION - Stateless functions
+  //!SECTION
+
+  //SECTION - Action Callbacks
+  //!SECTION
+
+  @override
+  Widget build(BuildContext context) {
+    //SECTION - Build Setup
+    //s1 --Values
+    //double w = MediaQuery.of(context).size.width;
+    //double h = MediaQuery.of(context).size.height;
+    //s1 --Values
+    //
+    //s1 --Contexted Widgets
+    //s1 --Contexted Widgets
+    //!SECTION
+
+    //SECTION - Build Return
+    return widget.groupBuilder(
+      // Children
+      List<Widget>.generate(instances.length, (int i) => widget.itemBuilder(i, instances[i].composedID, () => _removeItem(i))),
+      // Add Callback
+      () {
+        return widget.formController.addInstanceToFormGroup(widget.groupID);
+      },
+      // Remove Callback
+      (int i) => _removeItem(i),
+    );
+    //!SECTION
+  }
+
+  void _removeItem(int i) {
+    widget.formController.removeInstanceFromFormGroup(widget.groupID, i);
+  }
+
+  @override
+  void dispose() {
+    //SECTION - Disposable variables
+    //!SECTION
+    super.dispose();
+  }
+}

lib/src/form/src/models/form_group_instance.model.dart

@@ -5,21 +5,25 @@ import 'package:flutter/foundation.dart';
 import 'form_group_value.model.dart';
 
 class FormGroupInstance {
+  String composedID;
   Map<String, String> fields;
   Map<String, dynamic> values;
   List<FormGroupValue>? subGroups;
   FormGroupInstance({
+    required this.composedID,
     required this.fields,
     required this.values,
     this.subGroups,
   });
 
   FormGroupInstance copyWith({
+    String? composedID,
     Map<String, String>? fields,
     Map<String, dynamic>? values,
     List<FormGroupValue>? subGroups,
   }) {
     return FormGroupInstance(
+      composedID: composedID ?? this.composedID,
       fields: fields ?? this.fields,
       values: values ?? this.values,
       subGroups: subGroups ?? this.subGroups,
@@ -28,6 +32,7 @@ class FormGroupInstance {
 
   Map<String, dynamic> toMap() {
     return <String, dynamic>{
+      'composedID': composedID,
       'fields': fields,
       'values': values,
       'subGroups': subGroups?.map((FormGroupValue x) => x.toMap()).toList(),
@@ -36,6 +41,7 @@ class FormGroupInstance {
 
   factory FormGroupInstance.fromMap(Map<String, dynamic> map) {
     return FormGroupInstance(
+      composedID: map['composedID'],
       fields: Map<String, String>.from(map['fields'] as Map<String, String>),
       values: Map<String, dynamic>.from(map['values'] as Map<String, dynamic>),
       subGroups: map['subGroups'] != null
@@ -53,16 +59,15 @@ class FormGroupInstance {
   factory FormGroupInstance.fromJson(String source) => FormGroupInstance.fromMap(json.decode(source) as Map<String, dynamic>);
 
   @override
-  String toString() => 'FormGroupInstance(fields: $fields, values: $values, subGroups: $subGroups)';
+  String toString() => 'FormGroupInstance(composedID: $composedID, fields: $fields, values: $values, subGroups: $subGroups)';
 
   @override
   bool operator ==(covariant FormGroupInstance other) {
     if (identical(this, other)) return true;
 
-    return mapEquals(other.fields, fields) && mapEquals(other.values, values) && listEquals(other.subGroups, subGroups);
+    return mapEquals(other.fields, fields) && mapEquals(other.values, values) && listEquals(other.subGroups, subGroups) && composedID == other.composedID;
   }
 
   @override
-  int get hashCode => fields.hashCode ^ values.hashCode ^ subGroups.hashCode;
+  int get hashCode => composedID.hashCode ^ fields.hashCode ^ values.hashCode ^ subGroups.hashCode;
-
 }