/
index.js
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/
index.js
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//Server Dependencies
const fs = require("fs");
const express = require("express");
const http = require("http");
const app = express();
const cors = require('cors');
const helmet = require('helmet');
//Server Configuration
const server = http.createServer(app);
const io = require("socket.io")(server);
app.set('view engine', 'ejs');
app.use(cors());
app.use(helmet());
const PORT = 8080;
//Other Dependencies
const path = require("path");
const hash = require("object-hash");
const isodd = require("is-odd"); //lol
//Setting Up Postgres Pool
const { Pool } = require("pg");
const { SocketAddress } = require("net");
const { pathToFileURL } = require("url");
const pool = new Pool({
host: "localhost",
user: "postgres",
database: "whitesky",
password: "postgres",
port: 5432
});
//Exposing Static Assets to Internet
app.use('/static', express.static(path.join(__dirname, '/static')))
//Exposing EJS Sites to Internet
app.get("/", async function(req, res){
res.render("pages/home");
})
app.get("/hub", async function(req, res){
res.render("pages/hub");
})
app.get("/northpole", function(req, res){
res.render("pages/northpole")
})
app.get("/shop", function (req, res) {
res.render("pages/shop");
})
//Socket.io Code
io.on("connection", function(socket) {
var id = socket.id;
socket.on('getcoins',function(uuid,callback){
pool.query(`SELECT skycoin FROM "public"."accounts" WHERE id=${uuid};`,function (err,result){
callback(result.rows[0].skycoin);
})
})
socket.on('addcoin', function(uuid,amount,callback){
pool.query(`UPDATE "public"."accounts" SET skycoin = skycoin+${amount} WHERE id=${uuid} RETURNING skycoin`,function (err,result){
callback(result.rows[0].skycoin);
})
})
socket.on('signup', async function(username, password, email, callback){
pool.query(`SELECT EXISTS(SELECT username FROM "public"."accounts" WHERE email='${email}' OR username='${replaceAll(username,"'","''")}');`, function(err, doesexist) {
if (err) {
console.error(err);
return;
}
if(doesexist["rows"][0]["exists"]){
callback([false,"Account with that Email or Username already exists."]);
}else{
var uuid = numlengen(14);
var queryresult;
pool.query(`SELECT EXISTS(SELECT username FROM "public"."accounts" WHERE id=${uuid});`, function (err, result) {
if (err) {
console.error(err);
return;
}
queryresult = result;
while(queryresult["rows"][0]["exists"]){
uuid = numlengen(14);
pool.query(`SELECT EXISTS(SELECT username FROM "public"."accounts" WHERE id=${uuid});`, function (err, result) {
if (err) {
console.error(err);
return;
}
queryresult = result;
});
}
});
pool.query(`INSERT INTO "public"."accounts" (username,password,datejoined,yourdinos,email,id,schedule, xp, skycoin, achievements) VALUES ('${username}','${hash(password)}',NOW(),ARRAY['{}'::json],'${email}',${uuid},ARRAY['{"time": "12:00-12:00","activity": "Your Subject/Project","goal": "Your Goal For The Session","done":false}'::json], 0, 0, '{"First Schedule": false, "Completed First Goal": false, "Customized Your Dino": false, "Buy Another Dino": false}'::json)`, function (err, result) {
if (err) {
console.error(err);
}
});
callback([true, uuid]);
}
})
})
socket.on('login', async function (umail, password, callback) {
pool.query(`SELECT EXISTS(SELECT username FROM "public"."accounts" WHERE email='${replaceAll(umail,"'","''")}' OR username='${replaceAll(umail,"'","''")}');`, function (err, doesexist){
if(doesexist["rows"][0]["exists"]){
pool.query(`SELECT * FROM "public"."accounts" WHERE email='${replaceAll(umail,"'","''")}' OR username='${replaceAll(umail,"'","''")}';`, function (err, user) {
user = user["rows"]["0"];
if(user["password"] == hash(password)){
callback([true, user["id"]]);
} else {
callback([false, "Wrong Password"]);
};
})
}else{
callback([false,"No Account with that Email or Username exists."]);
}
})
})
socket.on('userinfo', function (token, callback) {
pool.query(`SELECT * FROM "public"."accounts" WHERE id = ${token};`, function (err, result) {
if (err) {
console.error(err);
callback(false);
return ;
} else if(result.rows.length == 0){
callback(false);
return ;
} else {
callback(result["rows"][0]);
}
});
});
socket.on("savesche", function(uuid, list, callback) {
if(list.length == 0){
list[0] = {
time: "12:00-12:00",
activity: "Your Subject/Project",
goal: "Your Goal For The Session",
done: false
}
}
var schedule = jsonarrpsql(list);
pool.query(`UPDATE "public"."accounts" SET schedule=${schedule} WHERE id=${uuid};`, function(err, result) {
if(err){
return console.warn(err);
}
pool.query(`SELECT achievements FROM "public"."accounts" WHERE id = ${uuid};`, function (err, result) {
if(err) {
return console.error(err)
}
if(!result["rows"][0]["achievements"]["First Schedule"]) {
var achievements = result["rows"][0]["achievements"];
achievements["First Schedule"] = true;
achievements = JSON.stringify(achievements);
pool.query(`UPDATE "public"."accounts" SET achievements='${achievements}' WHERE id=${uuid};`, function(err, result) {
if(err){
return console.warn(err);
}
})
callback([true, "Join WhiteSky","firstvisit.svg"]);
return ;
}
var completedagoal = false;
for(i=0;i<list.length;i++){
if(completedagoal != true){
completedagoal = list[i].done
}
}
if(completedagoal && !result["rows"][0]["achievements"]["Completed First Goal"]) {
var achievements = result["rows"][0]["achievements"];
achievements["Completed First Goal"] = true;
achievements = JSON.stringify(achievements);
pool.query(`UPDATE "public"."accounts" SET achievements='${achievements}' WHERE id=${uuid};`, function(err, result) {
if(err){
return console.warn(err);
}
})
callback([true, "Complete Your First Goal","firstgoal.svg"]);
return ;
}
callback([false])
});
})
})
socket.on("setdino", function (uuid, dinos, callback) {
pool.query(`SELECT yourdinos FROM "public"."accounts" WHERE id=${uuid}`,function (err,result){
var result = result.rows[0].yourdinos
if(typeof result[0].dino == "undefined"){
dinos = [dinos]
}else{
result.push(dinos)
dinos = result
}
pool.query(`UPDATE "public"."accounts" SET yourdinos = ${jsonarrpsql(dinos)} WHERE id = ${uuid};`, function (err, result) {
if (err) {
console.error(err);
callback(false);
return;
}
callback(true);
})
});
})
socket.on('hasdino', function (uuid,callback){
pool.query(`SELECT yourdinos FROM "public"."accounts" WHERE id=${uuid}`,function(result){
callback(typeof result.rows[0].yourdinos[0].dino != undefined);
})
})
socket.on("shopdataforuser", function(uuid, callback) {
pool.query(`SELECT yourdinos FROM "public"."accounts" WHERE id=${uuid};`, function (err, results) {
if(err) {
callback([])
return console.error(err);
}
var yourdinos = results["rows"][0]["yourdinos"];
pool.query(`SELECT * FROM "public"."shop";`, function (err, result) {
if (err) {
callback([])
return console.error(err);
}
var shop = result["rows"];
var items = [];
for (var i=0;i<shop.length;i++) {
console.log(shop[i])
var obj = {
dino: yourdinos[0]["dino"],
color: yourdinos[0]["color"],
kind: shop[i]["item"].split(":")[0],
item: shop[i]["item"].split(":")[1],
descr: shop[i]["descr"],
owned: yourdinos[0][shop[i]["item"].split(":")[0]].includes(parseInt(shop[i]["item"].split(":")[1])),
equipped: (yourdinos[0][`m${shop[i]["item"].split(":")[0]}`] == parseInt(shop[i]["item"].split(":")[1])),
name: shop[i]["name"],
price: shop[i]["price"]
};
items.push(obj)
}
callback(items)
});
})
})
socket.on("buyitem", function(uuid, kind, item, callback) {
console.log(1)
pool.query(`SELECT price FROM "public"."shop" WHERE item = '${kind}:${item}';`, function (err, price) {
console.log(`${kind}:${item}`)
if(err){
callback([false, "Sorry, but an unexpected Error occured. Try reloading"]);
return console.error(err);
}
console.log(2)
pool.query(`SELECT skycoin, yourdinos FROM "public"."accounts" WHERE id='${uuid}';`, function (err, coins) {
if(err){
callback([false, "Sorry, but an unexpected Error occured. Try reloading"]);
return console.error(err);
}
console.log(3)
console.log("price: "+price.rows[0].price)
if (price.rows[0].price > coins.rows[0].skycoin) {
callback([false, "Not enough money"])
} else {
console.log(4)
var yourdinos = coins["rows"][0]["yourdinos"];
console.log(yourdinos[0]);
if (!yourdinos[0][kind].includes(parseInt(item))){
yourdinos[0][`m${kind}`] = parseInt(item);
yourdinos[0][`${kind}`].push(parseInt(item));
pool.query(`UPDATE "public"."accounts" SET skycoin = skycoin - ${price["rows"][0]["price"]}, yourdinos = ${jsonarrpsql(yourdinos)} WHERE id = ${uuid};`, function (err, result) {
if (err) {
callback([false, "Sorry, but an unexpected Error occured. Try reloading"]);
return console.error(err);
} else {
callback([true])
}
});
} else {
callback([false, "Already bought that item."])
}
}
})
});
})
})
//Exposing Server to Internet
server.listen(PORT, console.log(`Listening on port ${PORT}.`));
//Additional Functions
function numlengen(len) {
var num = "";
for (var i = 0; i < len; i++) {
num = num + `${Math.round(Math.random() * 9)}`;
};
return parseInt(num);
};
function replaceAll(str, find, replace) {
var escapedFind = find.replace(/([.*+?^=!:${}()|\[\]\/\\])/g, "\\$1");
return str.replace(new RegExp(escapedFind, 'g'), replace);
};
function sqlbool(conditional) {
if (conditional) {
return "t";
} else {
return "f";
};
};
function jsonarrpsql (arr) {
var str = `ARRAY[`;
for(i=0;i<arr.length;i++){
str += `'${replaceAll(JSON.stringify(arr[i]), "'", "''")}'::json`
if(i != arr.length - 1){
str += ","
}
}
str += `]`;
return str;
}