持续响铃推送结束响铃时，不重复显示推送。

Finb · Jul 30, 2024 · c44005f · c44005f
1 parent f588f83
commit c44005f
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Showing 2 changed files with 18 additions and 1 deletion.
diff --git a/NotificationServiceExtension/NotificationService.swift b/NotificationServiceExtension/NotificationService.swift
@@ -20,6 +20,7 @@ class NotificationService: UNNotificationServiceExtension {
                 contentHandler(request.content)
                 return
             }
+            self.currentContentHandler = contentHandler
 
             // 所有的 processor， 按顺序从上往下对推送进行处理
             // ciphertext 需要放在最前面，有可能所有的推送数据都在密文里
@@ -52,9 +53,9 @@ class NotificationService: UNNotificationServiceExtension {
     }
 
     override func serviceExtensionTimeWillExpire() {
+        super.serviceExtensionTimeWillExpire()
         if let handler = self.currentContentHandler {
             self.currentNotificationProcessor?.serviceExtensionTimeWillExpire(contentHandler: handler)
         }
-        super.serviceExtensionTimeWillExpire()
     }
 }
diff --git a/NotificationServiceExtension/Processor/CallProcessor.swift b/NotificationServiceExtension/Processor/CallProcessor.swift
@@ -25,6 +25,7 @@ class CallProcessor: NotificationContentProcessor {
 
         self.registerObserver()
         self.sendLocalNotification(identifier: identifier, content: bestAttemptContent)
+        self.cancelRemoteNotification(content: bestAttemptContent)
         await startAudioWork()
         return bestAttemptContent
     }
@@ -38,11 +39,26 @@ class CallProcessor: NotificationContentProcessor {
     /// 生成一个本地推送
     private func sendLocalNotification(identifier: String, content: UNMutableNotificationContent) {
         // 推送id和推送的内容都使用远程APNS的
+        guard let content = content.mutableCopy() as? UNMutableNotificationContent else {
+            return
+        }
         content.sound = nil
         let request = UNNotificationRequest(identifier: identifier, content: content, trigger: nil)
         UNUserNotificationCenter.current().add(request)
     }
 
+    /// 响铃结束时取消显示远程推送，因为已经用本地推送显示了一遍
+    private func cancelRemoteNotification(content: UNMutableNotificationContent) {
+        // 远程推送在响铃结束后静默不显示
+        // 至于iOS15以下的设备，因不支持这个特性会在响铃结束后再展示一次, 但会取消声音
+        // 如果设置了 level 参数，就还是以 level 参数为准不做修改
+        if #available(iOSApplicationExtension 15.0, *), self.content?.userInfo["level"] == nil {
+            self.content?.interruptionLevel = .passive
+        } else {
+            content.sound = nil
+        }
+    }
+
     // 开始播放铃声，startAudioWork(completion:) 方法的异步包装
     private func startAudioWork() async {
         return await withCheckedContinuation { continuation in