printer receipt

lib/application/printer/printer_form/printer_form_bloc.dart

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+import 'package:bloc/bloc.dart';
+import 'package:dartz/dartz.dart';
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:injectable/injectable.dart';
+
+import '../../../common/function/app_function.dart';
+import '../../../domain/printer/printer.dart';
+
+part 'printer_form_event.dart';
+part 'printer_form_state.dart';
+part 'printer_form_bloc.freezed.dart';
+
+@injectable
+class PrinterFormBloc extends Bloc<PrinterFormEvent, PrinterFormState> {
+  final IPrinterRepository _printerRepository;
+  PrinterFormBloc(this._printerRepository) : super(PrinterFormState.initial()) {
+    on<PrinterFormEvent>(_onPrinterFormEvent);
+  }
+
+  Future<void> _onPrinterFormEvent(
+    PrinterFormEvent event,
+    Emitter<PrinterFormState> emit,
+  ) {
+    return event.map(
+      codeChanged: (e) async {
+        emit(state.copyWith(code: e.code));
+      },
+      nameChanged: (e) async {
+        emit(state.copyWith(name: e.name));
+      },
+      addressChanged: (e) async {
+        emit(state.copyWith(address: e.address));
+      },
+      typeChanged: (e) async {
+        emit(state.copyWith(type: e.type));
+      },
+      paperChanged: (e) async {
+        emit(state.copyWith(paper: e.paper));
+      },
+      created: (e) async {
+        Either<PrinterFailure, Unit> failureOrPrinter;
+
+        emit(state.copyWith(isCreating: true, failureOrCreateSuccess: none()));
+
+        final request = Printer(
+          id: generateRandomNumber(),
+          code: state.code,
+          name: state.name,
+          address: state.address,
+          paper: state.paper,
+          type: state.type,
+          createdAt: DateTime.now(),
+          updatedAt: DateTime.now(),
+        );
+
+        failureOrPrinter = await _printerRepository.createPrinter(request);
+
+        emit(
+          state.copyWith(
+            isCreating: false,
+            failureOrCreateSuccess: optionOf(failureOrPrinter),
+          ),
+        );
+      },
+      updated: (e) async {
+        Either<PrinterFailure, Unit> failureOrPrinter;
+
+        emit(state.copyWith(isUpdate: true, failureOrUpdateSuccess: none()));
+
+        final request = Printer(
+          id: generateRandomNumber(),
+          code: state.code,
+          name: state.name,
+          address: state.address,
+          paper: state.paper,
+          type: state.type,
+          createdAt: DateTime.now(),
+          updatedAt: DateTime.now(),
+        );
+
+        failureOrPrinter = await _printerRepository.updatePrinter(
+          request,
+          e.id,
+        );
+
+        emit(
+          state.copyWith(
+            isUpdate: false,
+            failureOrUpdateSuccess: optionOf(failureOrPrinter),
+          ),
+        );
+      },
+    );
+  }
+}

lib/application/printer/printer_form/printer_form_event.dart

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+part of 'printer_form_bloc.dart';
+
+@freezed
+class PrinterFormEvent with _$PrinterFormEvent {
+  const factory PrinterFormEvent.codeChanged(String code) = _CodeChanged;
+  const factory PrinterFormEvent.nameChanged(String name) = _NameChanged;
+  const factory PrinterFormEvent.addressChanged(String address) =
+      _AddressChanged;
+  const factory PrinterFormEvent.typeChanged(String type) = _TypeChanged;
+  const factory PrinterFormEvent.paperChanged(String paper) = _PaperChanged;
+  const factory PrinterFormEvent.created() = _Created;
+  const factory PrinterFormEvent.updated(int id) = _Updated;
+}

lib/application/printer/printer_form/printer_form_state.dart

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+part of 'printer_form_bloc.dart';
+
+@freezed
+class PrinterFormState with _$PrinterFormState {
+  factory PrinterFormState({
+    required String code,
+    required String name,
+    required String address,
+    required String paper,
+    required String type,
+    required Option<Either<PrinterFailure, Unit>> failureOrCreateSuccess,
+    required Option<Either<PrinterFailure, Unit>> failureOrUpdateSuccess,
+    @Default(false) isCreating,
+    @Default(false) isUpdate,
+  }) = _PrinterFormState;
+
+  factory PrinterFormState.initial() => PrinterFormState(
+    code: '',
+    name: '',
+    address: '',
+    paper: '58',
+    type: 'Bluetooth',
+    failureOrCreateSuccess: none(),
+    failureOrUpdateSuccess: none(),
+  );
+}