My RestKit mappings

RestKitManager.mm

// I have a RestKitManager.m that holds general methods to help set up mappings and routings



@implementation RestKitManager

- (void)initialize {
  RKObjectManager *objectManager = [RKObjectManager managerWithBaseURL:[NSURL URLWithString:[AppDelegate appUrlForKey:BASE_URL_KEY]]];
  [RKObjectManager setSharedManager:objectManager];

//  NSLog(@"requestserilaziton mime type: %@", [objectManager requestSerializationMIMEType]);
//  [objectManager setAcceptHeaderWithMIMEType:@"application/json"];

  [self registerMappings];
  [self setupDateFormatting];
  [self setupRoutings];
}



- (void)addResponseMapping:(RKObjectMapping*)mapping forPathPattern:(NSString*)pathPattern {
  RKObjectManager* objectManager = [RKObjectManager sharedManager];
  RKResponseDescriptor *descriptor = [RKResponseDescriptor responseDescriptorWithMapping:mapping pathPattern:pathPattern keyPath:nil statusCodes:RKStatusCodeIndexSetForClass(RKStatusCodeClassSuccessful)];
  [objectManager addResponseDescriptor:descriptor];
}

- (void)addRequestMapping:(RKObjectMapping*)mapping forClass:(Class)class rootKeyPath:(NSString*)keyPath {
  RKObjectManager* objectManager = [RKObjectManager sharedManager];
  RKRequestDescriptor* descriptor = [RKRequestDescriptor requestDescriptorWithMapping:mapping
                                                                          objectClass:class
                                                                          rootKeyPath:keyPath];
  [objectManager addRequestDescriptor:descriptor];
};

- (void)setupDateFormatting {
  NSDateFormatter *dateFormatter = [NSDateFormatter new];
  [dateFormatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ss'Z'"];
  NSTimeZone *localTime = [NSTimeZone systemTimeZone];
  dateFormatter.timeZone = localTime;

  [RKObjectMapping setPreferredDateFormatter:dateFormatter];
}

- (void)addRoute:(RKRoute*)route {
  RKObjectManager* objectManager = [RKObjectManager sharedManager];
  [objectManager.router.routeSet addRoute:route];
}


- (void)registerMappings {
  
  RKObjectMapping *errorMapping = [RKObjectMapping mappingForClass:[RKErrorMessage class]];
  [errorMapping addPropertyMapping:[RKAttributeMapping attributeMappingFromKeyPath:nil toKeyPath:@"errorMessage"]];

  RKResponseDescriptor *errorDescriptor = [RKResponseDescriptor responseDescriptorWithMapping:errorMapping pathPattern:nil keyPath:nil statusCodes:RKStatusCodeIndexSetForClass(RKStatusCodeClassClientError)];
  [RKObjectManager.sharedManager addResponseDescriptor:errorDescriptor];




  [self addResponseMapping:[Team requestMapping] forPathPattern:@"teams"];

  [self addResponseMapping:[User responseMapping] forPathPattern:@"teams/:teamID/memberships"];

  [self addResponseMapping:[Project requestMapping] forPathPattern:@"teams/:teamID/projects"];
  [self addResponseMapping:[Project requestMapping] forPathPattern:@"teams/:teamID/projects/:projectID"];
  [self addRequestMapping:[Project responseMapping] forClass:[Project class] rootKeyPath:@"project"];

  // ... then a bunch more

}


- (void)setupRoutings {
  [self addRoute:[RKRoute routeWithName:@"teams" pathPattern:@"teams" method:RKRequestMethodGET]];
  [self addRoute:[RKRoute routeWithClass:[Project class] pathPattern:@"teams/:teamID/projects" method:RKRequestMethodPOST]];
  [self addRoute:[RKRoute routeWithClass:[Project class] pathPattern:@"teams/:teamID/projects/:projectID" method:RKRequestMethodPUT]];

  [self addRoute:[RKRoute routeWithRelationshipName:@"memberships" objectClass:[Team class] pathPattern:@"teams/:teamID/memberships" method:RKRequestMethodGET]];
  [self addRoute:[RKRoute routeWithRelationshipName:@"projects" objectClass:[Team class] pathPattern:@"teams/:teamID/projects" method:RKRequestMethodGET]];

  // ... then a bunch more
}

+ (RestKitManager *)sharedRestKit {
  static dispatch_once_t pred;
  static RestKitManager *foo = nil;
  dispatch_once(&pred, ^{ foo = [[self alloc] init]; });
  return foo;
}


@end