Add silent option to iOS localNotification

Add an option to suppress notification sound. Allows for in-app
notification mute

README.md

@@ -327,6 +327,7 @@ let localNotification = NotificationsIOS.localNotification({
 	alertBody: "Local notificiation!",
 	alertTitle: "Local Notification Title",
 	soundName: "chime.aiff",
+    silent: false,
 	category: "SOME_CATEGORY",
 	userInfo: { }
 });
@@ -338,7 +339,8 @@ Notification object contains:
 - `alertBody`- The message displayed in the notification alert.
 - `alertTitle`- The title of the notification, displayed in the notifications center.
 - `alertAction`- The "action" displayed beneath an actionable notification on the lockscreen (e.g. "Slide to **open**"). Note that Apple no longer shows this in iOS 10.
-- `soundName`- The sound played when the notification is fired (optional).
+- `soundName`- The sound played when the notification is fired (optional -- will play default sound if unspecified). This must be the filename of a sound included in the application bundle; the sound must be 30 seconds or less and should be encoded with linear PCM or IMA4.
+- `silent`- Whether the notification sound should be suppressed (optional).
 - `category`- The category of this notification, required for [interactive notifications](#interactive--actionable-notifications-ios-only) (optional).
 - `userInfo`- An optional object containing additional notification data.
 

RNNotifications/RNNotifications.m

@@ -103,6 +103,9 @@ RCT_ENUM_CONVERTER(UIUserNotificationActionBehavior, (@{
     notification.alertTitle = [RCTConvert NSString:details[@"alertTitle"]];
     notification.alertAction = [RCTConvert NSString:details[@"alertAction"]];
     notification.soundName = [RCTConvert NSString:details[@"soundName"]] ?: UILocalNotificationDefaultSoundName;
+    if ([RCTConvert BOOL:details[@"silent"]]) {
+        notification.soundName = nil;
+    }
     notification.userInfo = [RCTConvert NSDictionary:details[@"userInfo"]] ?: @{};
     notification.category = [RCTConvert NSString:details[@"category"]];
 
@@ -121,6 +124,9 @@ RCT_ENUM_CONVERTER(UIUserNotificationActionBehavior, (@{
     content.sound = [RCTConvert NSString:details[@"soundName"]]
         ? [UNNotificationSound soundNamed:[RCTConvert NSString:details[@"soundName"]]]
         : [UNNotificationSound defaultSound];
+    if ([RCTConvert BOOL:details[@"silent"]]) {
+        content.sound = nil;
+    }
     content.userInfo = [RCTConvert NSDictionary:details[@"userInfo"]] ?: @{};
     content.categoryIdentifier = [RCTConvert NSString:details[@"category"]];
 

index.ios.js

@@ -190,6 +190,7 @@ export default class NotificationsIOS {
    * - `alertTitle` : The message title displayed in the notification.
    * - `alertAction` : The "action" displayed beneath an actionable notification. Defaults to "view";
    * - `soundName` : The sound played when the notification is fired (optional).
+   * - `silent`    : If true, the notification sound will be suppressed (optional).
    * - `category`  : The category of this notification, required for actionable notifications (optional).
    * - `userInfo`  : An optional object containing additional notification data.
    * - `fireDate` : The date and time when the system should deliver the notification. if not specified, the notification will be dispatched immediately.