hash-wallet/lib/store/templates/exchange_template_store.dart

import 'dart:async';
import 'package:mobx/mobx.dart';
import 'package:hive/hive.dart';
import 'package:hash_wallet/exchange/exchange_template.dart';

part 'exchange_template_store.g.dart';

class ExchangeTemplateStore = ExchangeTemplateBase with _$ExchangeTemplateStore;

abstract class ExchangeTemplateBase with Store {
  ExchangeTemplateBase({required this.templateSource})
      : templates = ObservableList<ExchangeTemplate>() {
    templates = ObservableList<ExchangeTemplate>();
    update();
  }

  @observable
  ObservableList<ExchangeTemplate> templates;

  Box<ExchangeTemplate> templateSource;

  @action
  void update() => templates.replaceRange(0, templates.length, templateSource.values.toList());

  @action
  Future<void> addTemplate({
    required String amount,
    required String depositCurrency,
    required String receiveCurrency,
    required String provider,
    required String depositAddress,
    required String receiveAddress,
    required String depositCurrencyTitle,
    required String receiveCurrencyTitle,
  }) async {
    final template = ExchangeTemplate(
        amountRaw: amount,
        depositCurrencyRaw: depositCurrency,
        receiveCurrencyRaw: receiveCurrency,
        providerRaw: provider,
        depositAddressRaw: depositAddress,
        receiveAddressRaw: receiveAddress,
        depositCurrencyTitleRaw: depositCurrencyTitle,
        receiveCurrencyTitleRaw: receiveCurrencyTitle);
    await templateSource.add(template);
  }

  @action
  Future<void> remove({required ExchangeTemplate template}) async => await template.delete();
}