+ (instancetype)sharedInstance {static dispatch_once_t onceToken;dispatch_once(&onceToken, ^{instance = [[XMPPManager alloc] init];//配置日志打印工具
        [DDLog addLogger:[DDTTYLogger sharedInstance] withLogLevel:XMPP_LOG_FLAG_SEND_RECV];//打开控制台文字色彩
        [[DDTTYLogger sharedInstance] setColorsEnabled:YES];//XMPP_LOG_FLAG_SEND | XMPP_LOG_FLAG_RECV_POST 给这2个级别一人一个颜色
        [[DDTTYLogger sharedInstance] setForegroundColor:[UIColor orangeColor] backgroundColor:[UIColor whiteColor] forFlag:XMPP_LOG_FLAG_SEND];[[DDTTYLogger sharedInstance] setForegroundColor:[UIColor magentaColor] backgroundColor:[UIColor whiteColor] forFlag:XMPP_LOG_FLAG_RECV_POST];});return instance;
}

- (XMPPStream *)xmppStream {if (_xmppStream == nil) {_xmppStream = [[XMPPStream alloc] init];[_xmppStream addDelegate:self delegateQueue:dispatch_get_main_queue()];[_xmppStream setHostName:@"172.10.0.95"];[_xmppStream setHostPort:5222];[self setupModule];}return _xmppStream;
}

// 设置模块
- (void)setupModule {// 心跳检测self.xmppAutoPing = [[XMPPAutoPing alloc] initWithDispatchQueue:dispatch_get_main_queue()];// 客户端检测频率[self.xmppAutoPing setPingTimeout:360.0f];// 是否响应对方的ping
    [self.xmppAutoPing setRespondsToQueries:YES];[self.xmppAutoPing addDelegate:self delegateQueue:dispatch_get_main_queue()];// 自动重连模块self.xmppReconnect = [[XMPPReconnect alloc] initWithDispatchQueue:dispatch_get_main_queue()];[self.xmppReconnect setAutoReconnect:YES];// 激活
    [self.xmppAutoPing activate:self.xmppStream];[self.xmppReconnect activate:self.xmppStream];
}

- (void)loginWithJid:(XMPPJID *)aJid addPassword:(NSString *)password {self.myJID = aJid;[self.xmppStream setMyJID:aJid];[self.xmppStream connectWithTimeout:XMPPStreamTimeoutNone error:nil];self.myPassword = password;
}

/***  socket连接建立成功 三次握手成功*/
- (void)xmppStream:(XMPPStream *)sender socketDidConnect:(GCDAsyncSocket *)socket {// [self.xmppStream authenticateWithPassword:self.myPassword error:nil];
}/*** XML 流被完全打开的时候调用* At this point it's safe to begin communication with the server.* 在这个时间点 跟服务器对话是安全的**/
- (void)xmppStreamDidConnect:(XMPPStream *)sender {//1.登录//2.上线
    [self.xmppStream authenticateWithPassword:self.myPassword error:nil];
}//登录成功的委托
- (void)xmppStreamDidAuthenticate:(XMPPStream *)sender {//<presence from= to= type= >//<show--系统状态图标/><status/>//</presence>//<presence/>//1.上线XMPPPresence *presence = [XMPPPresence presence];[presence addChild:[DDXMLElement elementWithName:@"show" stringValue:@"xa"]];[presence addChild:[DDXMLElement elementWithName:@"status" stringValue:@"快来找我聊天吧"]];[self.xmppStream sendElement:presence];
}

- (void)xmppStreamDidDisconnect:(XMPPStream *)sender withError:(NSError *)error {}- (void)xmppStream:(XMPPStream *)sender didNotAuthenticate:(DDXMLElement *)error {}