Endpoints iOS Function used to insert a movie quote to our Moviequotes API

insertQuote.m

- (void) _insertQuote:(GTLMoviequotesMovieQuote*) newQuote {
    // Make a query object
    // Use the service to execute the query
    // Use a callback block to handle the response

    GTLQueryMoviequotes* query = [GTLQueryMoviequotes queryForMoviequoteInsertWithObject:newQuote];
    if (kLocalhostTesting) {
        query.JSON = newQuote.JSON;
        query.bodyObject = nil;
    }
    [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:YES];
    [self.service executeQuery:query
             completionHandler:^(GTLServiceTicket *ticket,
                                 GTLMoviequotesMovieQuote* returnedMovieQuote,
                                 NSError *error) {
                 [[UIApplication sharedApplication] setNetworkActivityIndicatorVisible:NO];
                 if (error != nil) {
                     [self _showErrorDialog:error];
                     return;
                 }
                 // Already visible to the user, but missing an entityKey
                 newQuote.entityKey = returnedMovieQuote.entityKey; // Update newQuote with the entityKey of the returnedQuote
                 // Now it has key that can be used later for edit or delete.

                 // Totally optional.  Look for other new quotes now (after animation completes).
                 [self performSelector:@selector(_queryForQuotes) withObject:nil afterDelay:1.0];
             }];
}