packages/wyatt_form_bloc/lib/src/data/data.dart

@@ -32,3 +32,4 @@ export 'input_validators/name.dart';
 export 'input_validators/password.dart';
 export 'input_validators/phone.dart';
 export 'input_validators/text_string.dart';
+export 'repositories/form_repository_impl.dart';

packages/wyatt_form_bloc/lib/src/data/form/wyatt_form_impl.dart

@@ -30,6 +30,7 @@ class WyattFormImpl extends WyattForm {
       FormInput<dynamic, FormInputValidator<dynamic, ValidationError>,
           dynamic>> _inputs;
   final FormValidator _validator;
+  final String _name;
 
   late List<
       FormInput<dynamic, FormInputValidator<dynamic, ValidationError>,
@@ -37,8 +38,10 @@ class WyattFormImpl extends WyattForm {
 
   WyattFormImpl(
     this._inputs, {
+    required String name,
     FormValidator validationStrategy = const EveryInputValidator(),
-  }) : _validator = validationStrategy {
+  })  : _name = name,
+        _validator = validationStrategy {
     _inputsInitial = _inputs.map((input) => input.clone()).toList();
   }
 
@@ -50,6 +53,9 @@ class WyattFormImpl extends WyattForm {
   @override
   FormValidator get formValidationStrategy => _validator;
 
+  @override
+  String get name => _name;
+
   @override
   bool containsKey(String key) => inputs.any((input) => input.key == key);
 
@@ -94,22 +100,24 @@ class WyattFormImpl extends WyattForm {
   FormStatus validate() => formValidationStrategy.validate(this);
 
   @override
-  WyattForm clone() => WyattFormImpl(
-        _inputs.map((input) => input.clone()).toList(),
-        validationStrategy: formValidationStrategy,
-      );
+  WyattForm clone() {
+    final clone = WyattFormImpl(
+      _inputs.map((input) => input.clone()).toList(),
+      name: _name,
+      validationStrategy: formValidationStrategy,
+    ).._inputsInitial = _inputsInitial;
+    return clone;
+  }
 
   @override
-  WyattForm reset() => WyattFormImpl(
-        _inputsInitial,
-        validationStrategy: formValidationStrategy,
-      );
-
-  @override
-  bool? get stringify => true;
-
-  @override
-  List<Object?> get props => _inputs;
+  WyattForm reset() {
+    final newForm = WyattFormImpl(
+      _inputsInitial,
+      name: _name,
+      validationStrategy: formValidationStrategy,
+    ).._inputsInitial = _inputsInitial;
+    return newForm;
+  }
 
   @override
   void updateMetadata<Extra>(String key, FormInputMetadata<Extra> metadata) {
@@ -133,4 +141,11 @@ class WyattFormImpl extends WyattForm {
   @override
   WyattForm operationWith(FormOperation operation, WyattForm other) =>
       operation.call(this, other);
+
+  @override
+  List<Object?> get props => [_inputs, _name, _validator];
+
+  @override
+  String toString() =>
+      'WyattForm(name: $name, validation: ${_validator.runtimeType}, inputs: $inputs)';
 }

packages/wyatt_form_bloc/lib/src/data/form_operations/form_difference.dart

@@ -44,6 +44,7 @@ class FormDifference extends FormOperation {
 
     return WyattFormImpl(
       inputs,
+      name: a.name,
       validationStrategy: a.formValidationStrategy,
     );
   }

packages/wyatt_form_bloc/lib/src/data/form_operations/form_intersection.dart

@@ -38,6 +38,7 @@ class FormIntersection extends FormOperation {
 
     return WyattFormImpl(
       inputs,
+      name: a.name,
       validationStrategy: a.formValidationStrategy,
     );
   }

packages/wyatt_form_bloc/lib/src/data/form_operations/form_union.dart

@@ -42,6 +42,7 @@ class FormUnion extends FormOperation {
 
     return WyattFormImpl(
       inputs,
+      name: a.name,
       validationStrategy: a.formValidationStrategy,
     );
   }

packages/wyatt_form_bloc/lib/src/data/repositories/form_repository_impl.dart

@@ -0,0 +1,60 @@
+// Copyright (C) 2022 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+import 'package:wyatt_architecture/wyatt_architecture.dart';
+import 'package:wyatt_form_bloc/src/domain/form/wyatt_form.dart';
+import 'package:wyatt_form_bloc/src/domain/repositories/form_repository.dart';
+
+class FormRepositoryImpl extends FormRepository {
+  final Map<String, WyattForm> _runtimeForms = {};
+
+  @override
+  Map<String, WyattForm> get runtimeForms => _runtimeForms;
+
+  @override
+  WyattForm accessForm(String formName) {
+    if (_runtimeForms.containsKey(formName)) {
+      return _runtimeForms[formName]!;
+    } else {
+      throw ClientException(
+        'Form $formName is not registered. Just use '
+        '`FormRepository.register(yourForm);` before any operation on it.',
+      );
+    }
+  }
+
+  @override
+  void registerForm(WyattForm form) {
+    _runtimeForms[form.name] = form;
+  }
+
+  @override
+  void updateForm(WyattForm form) {
+    if (_runtimeForms.containsKey(form.name)) {
+      _runtimeForms[form.name] = form;
+    } else {
+      throw ClientException(
+        'Form ${form.name} is not registered. Just use '
+        '`FormRepository.register(yourForm);` before any operation on it.',
+      );
+    }
+  }
+
+  @override
+  void unregisterForm(String formName) {
+    _runtimeForms.remove(formName);
+  }
+}

packages/wyatt_form_bloc/lib/src/domain/domain.dart

@@ -21,3 +21,4 @@ export 'form_encoders/form_encoder.dart';
 export 'form_operations/form_operation.dart';
 export 'form_validators/form_validator.dart';
 export 'input_validators/form_input_validator.dart';
+export 'repositories/form_repository.dart';

packages/wyatt_form_bloc/lib/src/domain/entities/form_input.dart

@@ -59,8 +59,9 @@ class FormInput<
       );
 
   @override
-  bool? get stringify => true;
+  List<Object?> get props => [key, validator, metadata];
 
   @override
-  List<Object?> get props => [key, validator, metadata];
+  String toString() =>
+      'FormInput(name: $name, value: ${validator.value}, status: ${validator.status.name}';
 }

packages/wyatt_form_bloc/lib/src/domain/form/wyatt_form.dart

@@ -28,6 +28,7 @@ import 'package:wyatt_form_bloc/src/domain/input_validators/form_input_validator
 abstract class WyattForm extends Equatable {
   List<FormInput> get inputs;
   FormValidator get formValidationStrategy;
+  String get name;
 
   bool containsKey(String key);
 

packages/wyatt_form_bloc/lib/src/domain/form_operations/form_operation.dart

@@ -19,5 +19,6 @@ import 'package:wyatt_form_bloc/src/domain/form/wyatt_form.dart';
 // ignore: one_member_abstracts
 abstract class FormOperation {
   const FormOperation();
+  // TODO(hpcl): handle operation on `initialInputs`
   WyattForm call(WyattForm a, WyattForm b);
 }

packages/wyatt_form_bloc/lib/src/domain/input_validators/form_input_validator.dart

@@ -18,11 +18,11 @@ import 'package:equatable/equatable.dart';
 import 'package:wyatt_form_bloc/src/core/enums/form_input_status.dart';
 import 'package:wyatt_form_bloc/src/core/enums/validation_error.dart';
 
+part 'any_validator.dart';
+part 'equality_validator.dart';
+part 'nullable_validator.dart';
 part 'regex_validator.dart';
 part 'text_validator.dart';
-part 'nullable_validator.dart';
-part 'equality_validator.dart';
-part 'any_validator.dart';
 
 /// {@template form_input_validator}
 /// A [FormInputValidator] represents the value of a single form input field.

packages/wyatt_form_bloc/lib/src/domain/repositories/form_repository.dart

@@ -0,0 +1,27 @@
+// Copyright (C) 2022 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+import 'package:wyatt_architecture/wyatt_architecture.dart';
+import 'package:wyatt_form_bloc/wyatt_form_bloc.dart';
+
+abstract class FormRepository extends BaseRepository {
+  Map<String, WyattForm> get runtimeForms;
+
+  void registerForm(WyattForm form);
+  void updateForm(WyattForm form);
+  WyattForm accessForm(String formName);
+  void unregisterForm(String formName);
+}

packages/wyatt_form_bloc/lib/src/presentation/features/form_data/form_data_cubit.dart

@@ -29,6 +29,8 @@ part 'form_data_state.dart';
 abstract class FormDataCubit<State extends FormDataState> extends Cubit<State> {
   FormDataCubit(super.initialState) : super();
 
+  String get formName;
+
   FutureOr<void> dataChanged<Value>(
     String key,
     FormInputValidator<Value, ValidationError> dirtyValue,

packages/wyatt_form_bloc/lib/src/presentation/features/form_data_impl/form_data_cubit_impl.dart

@@ -21,22 +21,31 @@ import 'package:wyatt_form_bloc/src/core/enums/set_operations.dart';
 import 'package:wyatt_form_bloc/src/core/enums/validation_error.dart';
 import 'package:wyatt_form_bloc/src/domain/form/wyatt_form.dart';
 import 'package:wyatt_form_bloc/src/domain/input_validators/form_input_validator.dart';
+import 'package:wyatt_form_bloc/src/domain/repositories/form_repository.dart';
 import 'package:wyatt_form_bloc/src/presentation/features/form_data/form_data_cubit.dart';
 
 part 'form_data_state_impl.dart';
 
 abstract class FormDataCubitImpl extends FormDataCubit<FormDataStateImpl> {
-  FormDataCubitImpl(WyattForm form) : super(FormDataStateImpl(form: form));
+  final FormRepository _formRepository;
+  final String _formName;
+
+  FormDataCubitImpl(this._formRepository, this._formName)
+      : super(FormDataStateImpl(form: _formRepository.accessForm(_formName)));
+
+  @override
+  String get formName => _formName;
 
   @override
   FutureOr<void> dataChanged<Value>(
     String key,
     FormInputValidator<Value, ValidationError> dirtyValue,
   ) {
-    final form = state.form.clone();
+    final form = _formRepository.accessForm(_formName).clone();
 
     try {
       form.updateValidator(key, dirtyValue);
+      _formRepository.updateForm(form);
     } catch (e) {
       rethrow;
     }
@@ -54,7 +63,9 @@ abstract class FormDataCubitImpl extends FormDataCubit<FormDataStateImpl> {
     WyattForm form, {
     SetOperation operation = SetOperation.replace,
   }) {
-    final WyattForm newForm = operation.operation.call(state.form, form);
+    final WyattForm current = _formRepository.accessForm(_formName).clone();
+    final WyattForm newForm = operation.operation.call(current, form);
+    _formRepository.updateForm(newForm);
 
     emit(
       state.copyWith(
@@ -67,6 +78,7 @@ abstract class FormDataCubitImpl extends FormDataCubit<FormDataStateImpl> {
   @override
   FutureOr<void> reset() {
     final form = state.form.reset();
+    _formRepository.updateForm(form);
     emit(
       state.copyWith(
         form: form,

packages/wyatt_form_bloc/lib/src/presentation/features/form_data_impl/form_data_state_impl.dart

@@ -35,8 +35,9 @@ class FormDataStateImpl extends FormDataState {
       );
 
   @override
-  bool? get stringify => true;
+  List<Object?> get props => [status, form, errorMessage];
 
   @override
-  List<Object?> get props => [status, form, errorMessage];
+  String toString() =>
+      'FormDataSate(status: ${status.name} ${(errorMessage != null) ? " [$errorMessage]" : ""}, $form';
 }

packages/wyatt_form_bloc/lib/src/presentation/features/widgets/input_builder.dart

@@ -35,7 +35,7 @@ class InputBuilder<Cubit extends FormDataCubit> extends StatelessWidget {
   Widget build(BuildContext context) =>
       BlocBuilder<Cubit, FormDataState>(
         builder: (context, state) {
-          final cubit = context.read<Cubit>();
+          final cubit = context.watch<Cubit>();
           final inputValid = state.form.validatorOf(field).valid;
           return builder.call(context, cubit, state, field, inputValid);
         },

packages/wyatt_form_bloc/lib/src/presentation/features/widgets/input_builder_text_controller.dart

@@ -0,0 +1,75 @@
+// Copyright (C) 2022 WYATT GROUP
+// Please see the AUTHORS file for details.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+import 'package:flutter/material.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:wyatt_form_bloc/src/domain/entities/form_input_metadata.dart';
+import 'package:wyatt_form_bloc/src/domain/repositories/form_repository.dart';
+import 'package:wyatt_form_bloc/src/presentation/features/form_data/form_data_cubit.dart';
+
+class InputBuilderTextController<Cubit extends FormDataCubit, S extends String?,
+    Extra> extends StatelessWidget {
+  InputBuilderTextController({
+    required this.field,
+    required this.builder,
+    super.key,
+  });
+
+  final String field;
+
+  final Widget Function(
+    BuildContext context,
+    Cubit cubit,
+    FormDataState state,
+    String field,
+    bool inputValid,
+    TextEditingController textEditingController,
+    FormInputMetadata<Extra>? metadata,
+  ) builder;
+
+  final TextEditingController _controller = TextEditingController();
+
+  @override
+  Widget build(BuildContext context) {
+    final formName = context.watch<Cubit>().formName;
+    final value =
+        context.read<FormRepository>().accessForm(formName).valueOf<S>(field);
+    _controller
+      ..text = value ?? ''
+      ..selection = TextSelection.fromPosition(
+        TextPosition(
+          offset: _controller.text.length,
+        ),
+      );
+
+    return BlocBuilder<Cubit, FormDataState>(
+      builder: (context, state) {
+        final cubit = context.read<Cubit>();
+        final inputValid = state.form.validatorOf(field).valid;
+        final metadata = state.form.metadataOf<Extra>(field);
+        return builder.call(
+          context,
+          cubit,
+          state,
+          field,
+          inputValid,
+          _controller,
+          metadata,
+        );
+      },
+    );
+  }
+}

packages/wyatt_form_bloc/lib/src/presentation/presentation.dart

@@ -18,4 +18,5 @@ export 'features/form_data/form_data_cubit.dart';
 export 'features/form_data_impl/form_data_cubit_impl.dart';
 export 'features/widgets/input_builder.dart';
 export 'features/widgets/input_builder_metadata.dart';
+export 'features/widgets/input_builder_text_controller.dart';
 export 'features/widgets/submit_builder.dart';