OBJCIPCTest.xm

static NSMutableURLRequest * SKMakeRequest(NSDictionary *message) {
    SKIPCRequest *query = message[kQueryKey];
    return [SKIPCQueryBuilder endpoint:query];
}

static void SKIPCSpringboardInit() {
    // Allow passing messages to Snapchat from other apps
    [OBJCIPC registerIncomingMessageFromAppHandlerForMessageName:kQueryName handler:^NSDictionary *(NSDictionary *query) {
        // Delegate query to Snapchat, propagate result to caller
        NSDictionary *object = [OBJCIPC sendMessageToAppWithIdentifier:kSnapchatBundleID messageName:kQueryName dictionary:query];
        return @{kResponseKey: [SKIPCResponse response:object error:nil]};
    }];
}

static void SKIPCSnapchatInit() {
    // Register Snapchat for query messages from Springboard
    [OBJCIPC registerIncomingMessageFromSpringBoardHandlerForMessageName:kQueryName handler:^NSDictionary *(NSDictionary *query) {
        NSLog(@"***\nReceived message: %@", query);
        return @{kURLRequestKey: SKMakeRequest(query)};
    }];
}

%ctor {
    if ([OBJCIPC isSpringBoard]) {
        SKIPCSpringboardInit();
    } else {
        SKIPCSnapchatInit();
    }
}