Added message acknowledging

lib/Client/InternalClient.js

@@ -948,6 +948,29 @@ var InternalClient = (function () {
 		return this.setChannelNameAndTopic(chann, data.name, data.topic);
 	};
 
+	//def ack
+
+	InternalClient.prototype.ack = function ack(msg) {
+		var self = this;
+		return new Promise(function (resolve, reject) {
+
+			msg = self.resolver.resolveMessage(msg);
+
+			if (msg) {
+
+				request.post(Endpoints.CHANNEL_MESSAGE(msg.channel.id, msg.id) + "/ack").set("authorization", self.token).end(function (err) {
+					if (err) {
+						reject(err);
+					} else {
+						resolve();
+					}
+				});
+			} else {
+				reject(new Error("Message does not exist"));
+			}
+		});
+	};
+
 	InternalClient.prototype.sendWS = function sendWS(object) {
 		if (this.websocket) this.websocket.send(JSON.stringify(object));
 	};
@@ -1031,6 +1054,7 @@ var InternalClient = (function () {
 					if (channel) {
 						var msg = channel.messages.add(new Message(data, channel, client));
 						client.emit("message", msg);
+						self.ack(msg);
 					} else {
 						client.emit("warn", "message created but channel is not cached");
 					}

src/Client/InternalClient.js

@@ -1006,6 +1006,33 @@ class InternalClient {
 	updateChannel(chann, data) {
 		return this.setChannelNameAndTopic(chann, data.name, data.topic);
 	}
+	
+	//def ack
+	ack(msg){
+		var self = this;
+		return new Promise((resolve, reject) => {
+			
+			msg = self.resolver.resolveMessage(msg);
+			
+			if(msg){
+				
+				request		
+					.post(Endpoints.CHANNEL_MESSAGE(msg.channel.id, msg.id)+"/ack")
+					.set("authorization", self.token)
+					.end((err) => {
+						if(err){
+							reject(err);
+						}else{
+							resolve();
+						}
+					});
+				
+			}else{
+				reject(new Error("Message does not exist"));
+			}
+			
+		});
+	}
 
 	sendWS(object) {
 		if (this.websocket)
@@ -1090,6 +1117,7 @@ class InternalClient {
 					if (channel) {
 						var msg = channel.messages.add(new Message(data, channel, client));
 						client.emit("message", msg);
+						self.ack(msg);
 					} else {
 						client.emit("warn", "message created but channel is not cached");
 					}