- wss.on("connection", (socket, req) => {
- const params = new URL("http://localhost" + req.url).searchParams;
- const sid = params.get("sid");
- const page = params.get("page");
- // Ignore duplicate connections:
- if (!!clients[page][sid])
- {
- socket.send(JSON.stringify({code:"duplicate"}));
- return;
- }
- clients[page][sid] = socket;
- if (page == "index")
- {
- // Send counting info
- const countings = {};
- for (const v of Variants)
- countings[v.name] = Object.keys(clients[v.name]).length;
- socket.send(JSON.stringify({code:"counts",counts:countings}));
- }
- else
- {
- // Send to every client connected on index an update message for counts
- Object.keys(clients["index"]).forEach( k => {
- clients["index"][k].send(JSON.stringify({code:"increase",vname:page}), noop);
- });
- // Also notify potential opponents: hit all clients which check if sid corresponds
- Object.keys(clients[page]).forEach( k => {
- clients[page][k].send(JSON.stringify({code:"connect",id:sid}), noop);
- });
- socket.on("message", objtxt => {
- let obj = JSON.parse(objtxt);
- switch (obj.code)
- {
- case "newmove":
- if (!!clients[page][obj.oppid])
- {
- clients[page][obj.oppid].send(
- JSON.stringify({code:"newmove",move:obj.move}), noop);
- }
- break;
- case "ping":
- if (!!clients[page][obj.oppid])
- socket.send(JSON.stringify({code:"pong"}));
- break;
- case "lastate":
- if (!!clients[page][obj.oppid])
- {
- const oppId = obj.oppid;
- obj.oppid = sid; //I'm oppid for my opponent
- clients[page][oppId].send(JSON.stringify(obj), noop);
- }
- break;
- case "newgame":
- if (!!games[page])
- {
- // Start a new game
- const oppId = games[page]["id"];
- const fen = games[page]["fen"];
- delete games[page];
- const mycolor = Math.random() < 0.5 ? 'w' : 'b';
- socket.send(
- JSON.stringify({code:"newgame",fen:fen,oppid:oppId,color:mycolor}));
- if (!!clients[page][oppId])
- {
- clients[page][oppId].send(
- JSON.stringify(
- {code:"newgame",fen:fen,oppid:sid,color:mycolor=="w"?"b":"w"}),
- noop);
- }
- }
- else
- games[page] = {id:sid, fen:obj.fen}; //wait for opponent
- break;
- case "cancelnewgame": //if a user cancel his seek
- delete games[page];
- break;
- case "resign":
- if (!!clients[page][obj.oppid])
- clients[page][obj.oppid].send(JSON.stringify({code:"resign"}), noop);
- break;
- }
- });
- }
- socket.on("close", () => {
- delete clients[page][sid];
- // Remove potential pending game
- if (!!games[page] && games[page]["id"] == sid)
- delete games[page];
- if (page != "index")
+module.exports = function(wss) {
+ VariantModel.getAll((err,variants) => {
+ let clients = { "index": {} };
+ let games = {}; //pending games (player sid)
+ for (const v of variants)
+ clients[v.id] = {};
+ // No-op function as a callback when sending messages
+ const noop = () => { };
+ wss.on("connection", (socket, req) => {
+// const params = new URL("http://localhost" + req.url).searchParams;
+// const sid = params.get("sid");
+// const page = params.get("page");
+ var query = getJsonFromUrl(req.url);
+ const sid = query["sid"];
+ const page = query["page"];
+ // Ignore duplicate connections:
+ if (!!clients[page][sid])
+ {
+ socket.send(JSON.stringify({code:"duplicate"}));
+ return;
+ }
+ clients[page][sid] = socket;
+ if (page == "index")
+ {
+ // Send counting info
+ const countings = {};
+ for (const v of variants)
+ countings[v.id] = Object.keys(clients[v.id]).length;
+ socket.send(JSON.stringify({code:"counts",counts:countings}));
+ }
+ else