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samples/experimental/linting_tool/lib/model/editing_controller.dart

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// Copyright 2021 The Flutter team. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/material.dart';
import 'package:linting_tool/model/profile.dart';
import 'package:linting_tool/model/profiles_store.dart';
import 'package:linting_tool/model/rule.dart';
/// Used to control editing of the saved profiles on the RulesPage.
class EditingController extends ChangeNotifier {
bool _isEditing;
EditingController({bool? isEditing}) : _isEditing = isEditing ?? false;
bool get isEditing => _isEditing;
set isEditing(bool enabled) {
_selectedRules.clear();
_isEditing = enabled;
notifyListeners();
}
final List<Rule> _selectedRules = [];
List<Rule> get selectedRules => _selectedRules;
void selectRule(Rule rule) {
_selectedRules.add(rule);
notifyListeners();
}
void deselectRule(Rule rule) {
_selectedRules.remove(rule);
notifyListeners();
}
Future deleteSelected(
RulesProfile profile, ProfilesStore profilesStore) async {
var rules = profile.rules;
for (var rule in _selectedRules) {
rules.remove(rule);
}
RulesProfile newProfile = RulesProfile(name: profile.name, rules: rules);
await profilesStore.updateProfile(profile, newProfile);
isEditing = false;
notifyListeners();
}
}