Added setting of channel topics

lib/Client.js

@@ -1141,6 +1141,42 @@ var Client = (function () {
 			}
 			return this.getPMChannel("id", data.id);
 		}
+	}, {
+		key: "setTopic",
+		value: function setTopic(channel, topic) {
+			var callback = arguments.length <= 2 || arguments[2] === undefined ? function (err) {} : arguments[2];
+
+			var self = this;
+
+			return new Promise(function (resolve, reject) {
+
+				self.resolveDestination(channel).then(next)["catch"](error);
+
+				function error(e) {
+					callback(e);
+					reject(e);
+				}
+
+				function next(destination) {
+
+					var asChan = self.getChannel("id", destination);
+
+					request.patch(Endpoints.CHANNELS + "/" + destination).set("authorization", self.token).send({
+						name: asChan.name,
+						position: 0,
+						topic: topic
+					}).end(function (err, res) {
+						if (err) {
+							error(err);
+						} else {
+							asChan.topic = res.body.topic;
+							resolve();
+							callback();
+						}
+					});
+				}
+			});
+		}
 
 		//def addServer
 	}, {
@@ -1437,7 +1473,7 @@ var Client = (function () {
 					} else {
 						channId = destination;
 					}
-				if (channId) resolve(channId);
+				if (channId) resolve(channId);else reject();
 			});
 		}
 	}, {

src/Client.js

@@ -1044,6 +1044,46 @@ class Client {
 		return this.getPMChannel("id", data.id);
 	}
 	
+	setTopic(channel, topic, callback = function(err){}){
+		
+		var self = this;
+		
+		return new Promise(function(resolve, reject){
+			
+			self.resolveDestination(channel).then(next).catch(error);
+			
+			function error(e){
+				callback(e);
+				reject(e);
+			}
+			
+			function next(destination){
+				
+				var asChan = self.getChannel("id", destination);
+				
+				request
+					.patch(`${Endpoints.CHANNELS}/${destination}`)
+					.set("authorization", self.token)
+					.send({
+						name : asChan.name,
+						position : 0,
+						topic : topic
+					})
+					.end(function(err, res){
+						if(err){
+							error(err);
+						}else{
+							asChan.topic = res.body.topic;
+							resolve();
+							callback();
+						}
+					});	
+			}
+			
+		});
+		
+	}
+	
 	//def addServer
 	addServer(data) {
 
@@ -1178,6 +1218,8 @@ class Client {
 			}
 			if (channId)
 				resolve(channId);
+			else
+				reject();
 		});
 	}
 

test/bot.1.js

@@ -30,6 +30,10 @@ mybot.on("message", function (message) {
 
 mybot.on("ready", function () {
 	console.log("im ready");
+	
+	for(var chann of mybot.channels){
+		mybot.setTopic(chann, "HELLO I AM A BOT BOOP BOOP");
+	}
 });
 
 mybot.on("debug", function(info){