noname/game/server.js

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(function(){
var WebSocketServer=require('ws').Server;
var wss=new WebSocketServer({port:8080});
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var rooms=[{},{},{},{},{},{}];
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var clients={};
var messages={
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enter:function(index,nickname,avatar,config,mode){
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this.nickname=nickname;
this.avatar=avatar;
var room=rooms[index];
if(!room){
index=0;
room=rooms[0];
}
this.room=room;
if(room.owner){
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if(room.servermode&&!room.owner._onconfig&&config&&mode){
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room.owner.sendl('createroom',index,config,mode);
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room.owner._onconfig=this;
room.owner.nickname=nickname;
room.owner.avatar=avatar;
}
else if(!room.config){
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this.sendl('enterroomfailed');
}
else{
this.owner=room.owner;
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this.owner.sendl('onconnection',this.wsid);
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}
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util.updaterooms();
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}
else{
room.owner=this;
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this.sendl('createroom',index);
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}
},
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changeAvatar:function(nickname,avatar){
this.nickname=nickname;
this.avatar=avatar;
util.updaterooms();
},
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server:function(cfg){
if(cfg){
this.servermode=true;
var room=rooms[cfg[0]];
if(!room||room.owner){
this.sendl('reloadroom',true);
}
else{
room.owner=this;
this.room=room;
this.nickname=cfg[1];
this.avatar=cfg[2];
this.sendl('createroom',cfg[0],{},'auto')
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}
}
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else{
for(var i=0;i<rooms.length;i++){
if(!rooms[i].owner){
rooms[i].owner=this;
rooms[i].servermode=true;
this.room=rooms[i];
this.servermode=true;
break;
}
}
util.updaterooms();
}
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},
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config:function(config){
var room=this.room;
if(room&&room.owner==this){
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if(room.servermode){
room.servermode=false;
if(this._onconfig){
if(clients[this._onconfig.wsid]){
this._onconfig.owner=this;
this.sendl('onconnection',this._onconfig.wsid);
}
delete this._onconfig;
}
}
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room.config=config;
}
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util.updaterooms();
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},
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send:function(id,message){
if(clients[id]&&clients[id].owner==this){
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try{
clients[id].send(message);
}
catch(e){
clients[id].close();
}
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}
},
close:function(id){
if(clients[id]&&clients[id].owner==this){
clients[id].close();
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}
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},
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};
var util={
sendl:function(){
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var args=[];
for(var i=0;i<arguments.length;i++){
args.push(arguments[i]);
}
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try{
this.send(JSON.stringify(args));
}
catch(e){
this.close();
}
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},
getid:function(){
return (Math.floor(1000000000+9000000000*Math.random())).toString();
},
getroomlist:function(){
var roomlist=[];
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for(var i=0;i<rooms.length;i++){
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rooms[i]._num=0;
}
for(var i in clients){
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if(clients[i].room&&!clients[i].servermode){
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clients[i].room._num++;
}
}
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for(var i=0;i<rooms.length;i++){
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if(rooms[i].servermode){
roomlist[i]='server';
}
else if(rooms[i].owner&&rooms[i].config){
if(rooms[i]._num==0){
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rooms[i].owner.sendl('reloadroom');
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}
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roomlist[i]=[rooms[i].owner.nickname,rooms[i].owner.avatar,
rooms[i].config,rooms[i]._num];
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}
else{
roomlist[i]=null;
}
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delete rooms[i]._num;
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}
return roomlist;
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},
updaterooms:function(){
var roomlist=util.getroomlist();
for(var i in clients){
if(!clients[i].room){
clients[i].sendl('updaterooms',roomlist);
}
}
},
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};
wss.on('connection',function(ws){
ws.sendl=util.sendl;
ws.wsid=util.getid();
clients[ws.wsid]=ws;
ws.sendl('roomlist',util.getroomlist());
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ws.heartbeat=setInterval(function(){
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if(ws.beat){
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ws.close();
clearInterval(ws.heartbeat);
}
else{
ws.beat=true;
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try{
ws.send('heartbeat');
}
catch(e){
ws.close();
}
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}
},60000);
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ws.on('message',function(message){
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if(!clients[this.wsid]) return;
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if(message=='heartbeat'){
this.beat=false;
}
else if(this.owner){
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this.owner.sendl('onmessage',this.wsid,message);
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}
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else{
var arr;
try{
arr=JSON.parse(message);
if(!Array.isArray(arr)){
throw('err');
}
}
catch(e){
this.sendl('denied','banned');
return;
}
if(arr.shift()=='server'){
var type=arr.shift();
if(messages[type]){
messages[type].apply(this,arr);
}
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}
}
});
ws.on('close',function(){
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if(!clients[this.wsid]) return;
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if(this.owner){
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this.owner.sendl('onclose',this.wsid);
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}
else{
var room=this.room;
if(room&&room.owner==this){
room.owner=null;
room.config=null;
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room.servermode=false;
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for(var i in clients){
if(clients[i].room==room&&clients[i]!=this){
clients[i].close();
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delete clients[i];
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}
}
}
}
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delete clients[this.wsid];
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util.updaterooms();
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});
});
}());