course-work/lib/logic/itemformcubit.dart

import 'dart:async';

import 'package:cubit_form/cubit_form.dart';
import 'package:selfprivacy/logic/itemscubit.dart';
import 'package:selfprivacy/models/item.dart';

class ItemFormCubit extends FormCubit {
  ItemFormCubit({
    required this.cubit,
  }) {
    title = FieldCubit(
      initalValue: 'Товар',
      validations: [
        RequiredStringValidation('Поле обязательно'),
      ],
    );
    description = FieldCubit(
      initalValue: '   ',
      validations: [
        RequiredStringValidation('Поле обязательно'),
      ],
    );

    price = FieldCubit(
      initalValue: 100,
    );

    super.addFields([title, description, price]);
  }

  @override
  FutureOr<void> onSubmit() {
    print('onSubmit');
    print('title: ${title.state.value}');
    print('description: ${description.state.value}');
    print('price: ${price.state.value}');

    final Item item = Item(
      title: title.state.value,
      description: description.state.value,
      price: price.state.value,
      id: cubit.state.items.isEmpty ? 0 : cubit.state.items.last.id + 1,
    );

    cubit.create(item);
  }

  late FieldCubit<String> title;
  late FieldCubit<String> description;
  late FieldCubit<int> price;

  final ItemsCubit cubit;
}