Move complete room notification settings module to RiotSwiftUI and fix naming/directory structure.

RiotSwiftUI/Modules/Settings/Notifications/Service/MatrixSDK/MXNotificationSettingsService.swift

@@ -0,0 +1,88 @@
+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import Foundation
+import Combine
+
+@available(iOS 14.0, *)
+class MXNotificationSettingsService: NotificationSettingsServiceType {
+    
+    private let session: MXSession
+    private var cancellables = Set<AnyCancellable>()
+    
+    @Published private var contentRules = [MXPushRule]()
+    @Published private var rules = [MXPushRule]()
+    
+    var rulesPublisher: AnyPublisher<[NotificationPushRuleType], Never> {
+        $rules.map({ $0.map({ $0 as NotificationPushRuleType }) }).eraseToAnyPublisher()
+    }
+    
+    var contentRulesPublisher: AnyPublisher<[NotificationPushRuleType], Never> {
+        $contentRules.map({ $0.map({ $0 as NotificationPushRuleType }) }).eraseToAnyPublisher()
+    }
+    
+    init(session: MXSession) {
+        self.session = session
+        // Publisher of all rule updates
+        let rulesUpdated = NotificationCenter.default.publisher(for: NSNotification.Name(rawValue: kMXNotificationCenterDidUpdateRules))
+        
+        // Set initial value of the content rules
+        if let contentRules = session.notificationCenter.rules.global.content as? [MXPushRule] {
+            self.contentRules = contentRules
+        }
+        
+        // Observe future updates to content rules
+        rulesUpdated
+            .compactMap({ _ in self.session.notificationCenter.rules.global.content as? [MXPushRule] })
+            .assign(to: &$contentRules)
+        
+        // Set initial value of rules
+        if let flatRules = session.notificationCenter.flatRules as? [MXPushRule] {
+            rules = flatRules
+        }
+        // Observe future updates to rules
+        rulesUpdated
+            .compactMap({ _ in self.session.notificationCenter.flatRules as? [MXPushRule] })
+            .assign(to: &$rules)
+    }
+    
+    func add(keyword: String, enabled: Bool) {
+        let index = NotificationIndex.index(when: enabled)
+        guard let actions = NotificationPushRuleId.keywords.standardActions(for: index)?.actions
+        else {
+            return
+        }
+        session.notificationCenter.addContentRuleWithRuleId(matchingPattern: keyword, notify: actions.notify, sound: actions.sound, highlight: actions.highlight)
+    }
+    
+    func remove(keyword: String) {
+        guard let rule = session.notificationCenter.rule(byId: keyword) else { return }
+        session.notificationCenter.removeRule(rule)
+    }
+    
+    func updatePushRuleActions(for ruleId: String, enabled: Bool, actions: NotificationActions?) {
+        guard let rule = session.notificationCenter.rule(byId: ruleId) else { return }
+        session.notificationCenter.enableRule(rule, isEnabled: enabled)
+        
+        if let actions = actions {
+            session.notificationCenter.updatePushRuleActions(ruleId,
+                                                             kind: rule.kind,
+                                                             notify: actions.notify,
+                                                             soundName: actions.sound,
+                                                             highlight: actions.highlight)
+        }
+    }
+}