Merge pull request #56 from cordova-sms/WIP_iOS_bg

iOS: use a background thread
cordova-sms · Sep 27, 2015 · 98e1efd · 98e1efd
2 parents 2cb0c7e + dff89a3
commit 98e1efd
Showing 1 changed file with 38 additions and 33 deletions.
diff --git a/src/ios/Sms.m b/src/ios/Sms.m
@@ -10,42 +10,47 @@ - (CDVPlugin *)initWithWebView:(UIWebView *)theWebView {
 }
 
 - (void)send:(CDVInvokedUrlCommand*)command {
-
-    self.callbackID = command.callbackId;
-
-    if(![MFMessageComposeViewController canSendText]) {
-        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Notice"
-                                                        message:@"SMS Text not available."
-                                                       delegate:self
-                                              cancelButtonTitle:@"OK"
-                                              otherButtonTitles:nil
-                              ];
-        [alert show];
-        return;
-    }
-
-    MFMessageComposeViewController *composeViewController = [[MFMessageComposeViewController alloc] init];
-    composeViewController.messageComposeDelegate = self;
-
-    NSString* body = [command.arguments objectAtIndex:1];
-    if (body != nil) {
-        BOOL replaceLineBreaks = [[command.arguments objectAtIndex:3] boolValue];
-        if (replaceLineBreaks) {
-            body = [body stringByReplacingOccurrencesOfString: @"\\n" withString: @"\n"];
+    [self.commandDelegate runInBackground:^{
+        self.callbackID = command.callbackId;
+
+        if(![MFMessageComposeViewController canSendText]) {
+            UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Notice"
+                                                            message:@"SMS Text not available."
+                                                           delegate:self
+                                                  cancelButtonTitle:@"OK"
+                                                  otherButtonTitles:nil
+                                  ];
+
+            dispatch_async(dispatch_get_main_queue(), ^{
+                [alert show];
+            });
+            return;
         }
-        [composeViewController setBody:body];
-    }
-
-    NSMutableArray* recipients = [command.arguments objectAtIndex:0];
-    if (recipients != nil) {
-        if ([recipients.firstObject isEqual: @""]) {
-            [recipients replaceObjectAtIndex:0 withObject:@"?"];
+
+        MFMessageComposeViewController *composeViewController = [[MFMessageComposeViewController alloc] init];
+        composeViewController.messageComposeDelegate = self;
+
+        NSString* body = [command.arguments objectAtIndex:1];
+        if (body != nil) {
+            BOOL replaceLineBreaks = [[command.arguments objectAtIndex:3] boolValue];
+            if (replaceLineBreaks) {
+                body = [body stringByReplacingOccurrencesOfString: @"\\n" withString: @"\n"];
+            }
+            [composeViewController setBody:body];
         }
 
-        [composeViewController setRecipients:recipients];
-    }
-
-    [self.viewController presentViewController:composeViewController animated:YES completion:nil];
+        NSMutableArray* recipients = [command.arguments objectAtIndex:0];
+        if (recipients != nil) {
+            if ([recipients.firstObject isEqual: @""]) {
+                [recipients replaceObjectAtIndex:0 withObject:@"?"];
+            }
+
+            [composeViewController setRecipients:recipients];
+        }
+        dispatch_async(dispatch_get_main_queue(), ^{
+            [self.viewController presentViewController:composeViewController animated:YES completion:nil];
+        });
+    }];
 }
 
 #pragma mark - MFMessageComposeViewControllerDelegate Implementation