Cleaned up 'src/app/channel'

src/app/channel/activeChannel.js

@@ -15,8 +15,69 @@ You should have received a copy of the GNU Affero General Public License
 along with this program.  If not, see <https://www.gnu.org/licenses/>.*/
 
 module.exports = class{
-    constructor(name){
+    constructor(server, name){
+        this.server = server;
         this.name = name;
         this.userList = new Map();
     }
+
+    handleConnection(userDB, socket){
+        //get current user object from the userlist
+        var userObj = this.userList.get(userDB.user);
+
+        //If user is already connected
+        if(userObj){
+            //Add this socket on to the userobject
+            userObj.sockets.push(socket.id);
+        }else{
+            //if this is the first connection, initialize the userObject w/ the current socked id
+            userObj = {
+                id: userDB.id,
+                rank: userDB.rank,
+                flair: userDB.flair,
+                sockets: [socket.id]
+            }
+        }
+
+        //Set user entry in userlist
+        this.userList.set(userDB.user, userObj);
+
+        //if everything looks good, admit the connection to the channel
+        socket.join(socket.chan);
+
+        //Send out the userlist
+        this.broadcastUserList(socket.chan);
+    }
+
+    handleDisconnect(socket, reason){
+        //If we have more than one active connection
+        if(this.userList.get(socket.user.user).sockets.length > 1){
+            //temporarily store userObj
+            var userObj = this.userList.get(socket.user.user);
+
+            //Filter out disconnecting socket from socket list, and set as current socket list for user
+            userObj.sockets = userObj.sockets.filter((id) => {
+                return id != socket.id;
+            });
+
+            //Update the userlist
+            this.userList.set(socket.user.user, userObj);
+        }else{
+            //If this is the last connection for this user, remove them from the userlist
+            this.userList.delete(socket.user.user);
+        }
+
+        //and send out the filtered list
+        this.broadcastUserList(socket.chan);
+    }
+
+    broadcastUserList(){
+        var userList = [];
+        
+        this.userList.forEach((userObj, user) => {
+            userList.push(user);
+        });
+
+        this.server.io.in(this.name).emit("user-list", userList);
+    }
 }