restkit example

reststuff.m

typedef void (^RestClientSuccessBlock)(RKObjectRequestOperation *operation, RKMappingResult *mappingResult);
typedef void (^RestClientFailureBlock)(RKObjectRequestOperation *operation, NSError *error);

#pragma mark - Network Accessibility Code
- (void)fetchData:(void(^)(void))completion {

	[self prepareForFetch];
	
	RestClientSuccessBlock onSuccess = ^(RKObjectRequestOperation *operation, RKMappingResult *mappingResult) {
		
		NSDictionary *resultDict = [mappingResult dictionary];

		dispatch_async(dispatch_get_main_queue(), ^{

			[self handleResponse:resultDict error:nil];
			[MBProgressHUD hideHUDForView:self.view animated:YES];
			if(completion) {
				completion();
			}

		});

	};

	RestClientFailureBlock onFailure = ^(RKObjectRequestOperation *operation, NSError *error) {
		NSLog(@"Hit error: %@ with operation: %@", error.localizedDescription, operation);
		dispatch_async(dispatch_get_main_queue(), ^{
			[MBProgressHUD hideHUDForView:self.view animated:YES];
			[self handleResponse:nil error:error];
		});
	};

	NSInteger offset = _currentPage * ListingLimit;

	[[ListingsClient sharedInstance] fetchListingsWithLimit:ListingLimit offset:offset success:onSuccess failure:onFailure completion:completion];

}