EMContactManagerDelegate.h

#import <Foundation/Foundation.h>

@class EMContact;
@class EMError;

@protocol EMContactManagerDelegate <NSObject>

@optional

- (void)friendRequestDidApproveByUser:(NSString * _Nonnull)aUsername;

- (void)friendRequestDidDeclineByUser:(NSString * _Nonnull)aUsername;

- (void)friendshipDidRemoveByUser:(NSString * _Nonnull)aUsername;

- (void)friendshipDidAddByUser:(NSString *_Nonnull)aUsername;

- (void)friendRequestDidReceiveFromUser:(NSString *_Nonnull)aUsername
                                message:(NSString *_Nullable)aMessage;
- (void)onFriendStartSync;
- (void)onFriendSyncFinished:(EMError * _Nullable)error;

- (void)onFriendInfoChanged:(EMContact * _Nonnull)contact;

@end