Init

2022-11-09 16:28:24 +05:30
commit 3eb1ef47a7
7 changed files with 1292 additions and 0 deletions
@@ -0,0 +1,118 @@
+console.log("Starting Cupid v1")
+console.log("")
+const { response } = require('express');
+const { exec } = require('child_process');
+const express = require('express')
+const app = express()
+require('./settings')();
+const Helpers = require('./helpers');
+
+
+//Read settings
+var settings = ReadSettings();
+if (settings == null) { return; }
+
+console.log(settings);
+
+var Rooms = [];
+
+// Rooms.push({Port:"2002",Players:["Player1","Player2"]})
+app.get('/', (req, res) => {
+    
+    var username = req.query.username ?? "";
+    var password = req.query.password ?? "";
+    if (password != settings.password) {
+        res.send("403 Unauthorized");
+        console.log("Unauthorized call " + password + ":" + settings.password);
+        return;
+    }
+    if (username.length < 2) {
+        res.send("Bad credentials");
+        return;
+    }
+    // res.send('1')
+    var myRoomId = -1;
+    var possibleRoomId = -1;
+    var expiredRooms = [];
+    for (var i = 0; i < Rooms.length; i++) {
+
+        if(Rooms[i].Players.length >= settings.minimum_players){
+            var expireDate = Rooms[i].Time + settings.waiting_time;
+            var timeToLive = expireDate - Date.now();
+
+            if(timeToLive <0){
+                //expired
+                console.log(Rooms[i]);
+                console.log(" is expired.");
+                expiredRooms.push(i);
+            }else{
+                if(timeToLive < 4){
+                    console.log(Rooms[i].Port + " Port room will be expired in " + timeToLive);
+                }
+                // console.log("Room " + i + " will be expired  in " + expireDate + "-" + Date.now() + "=" + timeToLive);
+            }
+        }
+
+        if(myRoomId > -1){continue;}
+        if (Rooms[i].Players.indexOf(username) > -1) {
+            myRoomId = i;
+        } else {
+            if (Rooms[i].Players.length < settings.maximum_players) {
+                console.log("found possible room " + i);
+                possibleRoomId = i;
+            }
+        }
+    }
+
+    for(var i=expiredRooms.length-1; i>=0; i--){
+        Rooms.pop(expiredRooms[i]);
+        if(possibleRoomId == expiredRooms[i]){
+            possibleRoomId =-1;
+        }
+        if(myRoomId == expiredRooms[i]){
+            myRoomId =-1;
+        } 
+    }
+
+    if (myRoomId == -1) {
+        if (possibleRoomId == -1) {
+            Rooms.push({ Port: Helpers.GetRandomPort(settings.port_range_min, settings.port_range_max), Players: [username], Time: Date.now() })
+            myRoomId= Rooms.length-1;
+
+            //Spawn server instance
+            exec(settings.game_exe, (err, stdout, stderr) => {
+                if (err) {
+                    // node couldn't execute the command
+                    return;
+                }
+              
+                // the *entire* stdout and stderr (buffered)
+                console.log(`stdout: ${stdout}`);
+                console.log(`stderr: ${stderr}`);
+              });
+        } else {
+            Rooms[possibleRoomId].Players.push(username);
+        }
+    }
+    var selectedRoomId = -1;
+    if (myRoomId > -1) {
+        //M
+        selectedRoomId = myRoomId;
+    } else if (possibleRoomId > -1) {
+        selectedRoomId = possibleRoomId;
+    } else {
+        res.send("-1, Error!");
+    }
+
+    if (selectedRoomId > -1) {
+        if (Rooms[selectedRoomId].Players.length >= settings.minimum_players) {
+            res.send("1," + Rooms[selectedRoomId].Port);
+        } else {
+            res.send("0," + Rooms[selectedRoomId].Port);
+        }
+    }
+    console.log(Rooms);
+
+})
+
+app.listen(settings.port);