[87614a5] | 1 | import { v4 as uuidv4 } from 'uuid';
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| 2 |
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| 3 | import axios from 'axios';
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| 4 |
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| 5 | require('dotenv').config();
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| 6 |
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| 7 | const crypto = require('crypto');
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| 8 |
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| 9 | const Pool = require('pg').Pool
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| 10 | const pool = new Pool({
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[64dc53b] | 11 | connectionString: `postgres://${process.env.POSTGRES_USER}:${process.env.POSTGRES_PASSWORD}@${process.env.POSTGRES_HOST}/${process.env.POSTGRES_DB}`
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[87614a5] | 12 | });
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| 13 |
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| 14 | const sessions = []
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[ebf5e04] | 15 | // example session = { id, displayName, username, credits, lastActivity }
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[87614a5] | 16 |
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| 17 | export default function handler(req, res) {
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| 18 | /**
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| 19 | * GET method
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| 20 | */
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| 21 | if (req.method === 'GET') {
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| 22 | /**
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| 23 | * /---------------------- GET ----------------------/
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[ebf5e04] | 24 | * If the player won credits, update them in the database.
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| 25 | * Also, update the stats in the database.
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[87614a5] | 26 | * @action give_credits
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| 27 | * @param session_id
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| 28 | * @param credits
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| 29 | */
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| 30 | if (req.query?.action === 'add_credits' && req.query?.session_id && req.query?.credits) {
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| 31 | const session_id = req.query.session_id
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| 32 | const session = sessions.find(session => session.id === session_id)
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| 33 |
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| 34 | if (session) {
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| 35 | session.lastActivity = Date.now();
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| 36 |
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| 37 | if (parseInt(req.query.credits) > 0) {
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| 38 | session.credits = session.credits + parseInt(req.query.credits)
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| 39 |
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| 40 | pool.query('UPDATE players SET credits = $1 WHERE username = $2', [session.credits, session.username], (error, results) => {
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| 41 | if (error) throw error;
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| 42 | });
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| 43 | }
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| 44 |
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| 45 | if (req.query?.dont_update_stats) {
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| 46 | // continue
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| 47 | } else {
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| 48 | pool.query('SELECT * FROM stats WHERE username = $1', [session.username], (error, results) => {
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| 49 | if (error) throw error;
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| 50 |
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| 51 | if (results.rows.length > 0) {
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| 52 | const stats = results.rows[0]
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| 53 |
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| 54 | if (parseInt(req.query.credits) > 0) {
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| 55 | pool.query('UPDATE stats SET money_earned = $1 WHERE username = $2', [parseInt(stats.money_earned) + parseInt(req.query.credits), session.username], (error, results) => {
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| 56 | if (error) throw error;
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| 57 | });
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| 58 | }
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| 59 |
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| 60 | if (req.query?.game === 'blackjack') {
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| 61 | if (req.query?.outcome === 'player_busted' || req.query?.outcome === 'player_lost') {
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| 62 | pool.query('UPDATE stats SET blackjack_games = $1 WHERE username = $2', [parseInt(stats.blackjack_games) + 1, session.username], (error, results) => {
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| 63 | if (error) throw error;
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| 64 | });
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| 65 | }
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| 66 | else if (req.query?.outcome === 'dealer_busted' || req.query?.outcome === 'player_won') {
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| 67 | pool.query('UPDATE stats SET blackjack_games = $1, blackjack_won_games = $2 WHERE username = $3', [parseInt(stats.blackjack_games) + 1, parseInt(stats.blackjack_won_games) + 1, session.username], (error, results) => {
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| 68 | if (error) throw error;
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| 69 | });
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| 70 | }
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| 71 | }
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| 72 | }
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| 73 | });
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| 74 | }
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| 75 |
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| 76 | res.json({
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| 77 | success: true,
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| 78 | credits: session.credits,
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| 79 | })
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| 80 |
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| 81 | return ;
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| 82 | }
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| 83 |
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| 84 | res.json({
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| 85 | success: false,
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| 86 | })
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| 87 | }
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| 88 |
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| 89 | /**
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| 90 | * /---------------------- GET ----------------------/
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[ebf5e04] | 91 | * The player lost credits, update this in the database.
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[87614a5] | 92 | * @action take_credits
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| 93 | * @param session_id
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| 94 | * @param credits
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| 95 | */
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| 96 | if (req.query?.action === 'take_credits' && req.query?.session_id && req.query?.credits) {
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| 97 | const session_id = req.query.session_id
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| 98 | const session = sessions.find(session => session.id === session_id)
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| 99 |
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| 100 | if (session) {
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| 101 | session.lastActivity = Date.now();
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| 102 |
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| 103 | session.credits = session.credits - parseInt(req.query.credits)
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| 104 |
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| 105 | pool.query('UPDATE players SET credits = $1 WHERE username = $2', [session.credits, session.username], (error, results) => {
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| 106 | if (error) throw error;
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| 107 | });
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| 108 |
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| 109 | pool.query('SELECT * FROM stats WHERE username = $1', [session.username], (error, results) => {
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| 110 | if (error) throw error;
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| 111 |
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| 112 | if (results.rows.length > 0) {
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| 113 | const stats = results.rows[0]
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| 114 |
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| 115 | pool.query('UPDATE stats SET money_bet = $1 WHERE username = $2', [parseInt(stats.money_bet) + parseInt(req.query.credits), session.username], (error, results) => {
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| 116 | if (error) throw error;
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| 117 | });
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| 118 | }
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| 119 | });
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| 120 |
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| 121 | res.json({
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| 122 | success: true,
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| 123 | credits: session.credits,
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| 124 | })
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| 125 | return ;
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| 126 | }
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| 127 |
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| 128 | res.json({
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| 129 | success: false,
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| 130 | })
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| 131 | }
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| 132 |
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| 133 | /**
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| 134 | * /---------------------- GET ----------------------/
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[ebf5e04] | 135 | * Get stats for the player, so we can display them in the front end.
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[87614a5] | 136 | * @action get_stats
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| 137 | * @param session_id
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| 138 | */
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| 139 | if (req.query?.action === 'get_stats' && req.query?.session_id) {
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| 140 | const session_id = req.query.session_id
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| 141 | const session = sessions.find(session => session.id === session_id)
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| 142 |
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| 143 | if (session) {
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| 144 | session.lastActivity = Date.now();
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| 145 |
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| 146 | pool.query('SELECT * FROM stats WHERE username = $1', [session.username], (error, results) => {
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| 147 | if (error) throw error;
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| 148 |
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| 149 | if (results.rows.length > 0) {
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| 150 | res.json({
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| 151 | success: true,
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| 152 | stats: results.rows[0],
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| 153 | })
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| 154 | }
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| 155 | else {
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| 156 | res.json({
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| 157 | success: false,
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| 158 | })
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| 159 | }
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| 160 | });
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| 161 |
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| 162 | return ;
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| 163 | }
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| 164 |
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| 165 | res.json({
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| 166 | success: false,
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| 167 | })
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| 168 | }
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| 169 |
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| 170 | /**
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| 171 | * /---------------------- GET ----------------------/
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[285c3cc] | 172 | * Checks if the player is logged in, and returns his session if so.
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[87614a5] | 173 | * @action check_if_logged_in
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| 174 | * @param session_id
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| 175 | */
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| 176 | if (req.query?.action === 'check_if_logged_in' && req.query?.session_id) {
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| 177 | const session_id = req.query.session_id
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| 178 | const session = sessions.find(session => session.id === session_id)
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| 179 |
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| 180 | if (session) {
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| 181 | res.json({
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| 182 | success: true,
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| 183 | displayName: session.displayName,
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| 184 | session_id: session.id,
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| 185 | credits: session.credits,
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| 186 | })
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| 187 | return ;
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| 188 | }
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| 189 |
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| 190 | res.json({
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| 191 | success: false,
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| 192 | })
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| 193 | }
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| 194 |
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| 195 | /**
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| 196 | * /---------------------- GET ----------------------/
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[ebf5e04] | 197 | * Takes the credits in the player's session, and updates the database.
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| 198 | * Logs the player out and kills the session.
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[87614a5] | 199 | * @action logout
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| 200 | * @param session_id
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| 201 | */
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| 202 | if (req.query?.action === 'logout' && req.query?.session_id) {
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| 203 | const session_id = req.query.session_id
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| 204 | const session = sessions.find(session => session.id === session_id)
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| 205 |
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| 206 | if (session) {
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| 207 | pool.query('UPDATE players SET credits = $1 WHERE username = $2', [session.credits, session.username], (error, results) => {
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| 208 | if (error) throw error;
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| 209 | });
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| 210 |
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| 211 | sessions.splice(sessions.indexOf(session), 1);
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| 212 |
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| 213 | axios.get(`${process.env.HOME_URL}/api/blackjack/?action=remove_room&session_id=${session_id}`);
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| 214 | }
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| 215 |
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| 216 | res.json({
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| 217 | success: true,
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| 218 | message: 'Successfully logged out',
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| 219 | })
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| 220 | }
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| 221 | }
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| 222 |
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| 223 | /**
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| 224 | * POST method
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| 225 | */
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| 226 | if (req.method === 'POST') {
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| 227 | const { body } = req;
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| 228 |
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| 229 | /**
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| 230 | * /---------------------- POST ----------------------/
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[ebf5e04] | 231 | * Checks if the entered account info is good, and registers a new user in the database if so.
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[87614a5] | 232 | * @action register
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| 233 | * @param username
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| 234 | * @param displayName
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| 235 | * @param password
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| 236 | */
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| 237 | if (body?.action === 'register') {
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| 238 | // checks
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| 239 | if (body?.username == "undefined" || body?.username == "null" || body?.username == "") {
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| 240 | res.json({
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| 241 | success: false,
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| 242 | message: 'Username is required',
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| 243 | });
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| 244 | return ;
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| 245 | }
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| 246 | if (/[^a-zA-Z]/g.test(body?.username)) {
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| 247 | res.json({
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| 248 | success: false,
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| 249 | message: 'Username must contain only letters',
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| 250 | })
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| 251 | return ;
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| 252 | }
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| 253 | if (body?.displayName == "undefined" || body?.displayName == "null" || body?.displayName == "") {
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| 254 | res.json({
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| 255 | success: false,
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| 256 | message: 'Display name is required',
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| 257 | });
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| 258 | return ;
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| 259 | }
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| 260 | if (body?.displayName?.toLowerCase() === "guest") {
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| 261 | res.json({
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| 262 | success: false,
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| 263 | message: 'Display name cannot be guest',
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| 264 | });
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| 265 | return ;
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| 266 | }
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| 267 | if (body?.password == "undefined" || body?.password == "null" || body?.password == "") {
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| 268 | res.json({
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| 269 | success: false,
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| 270 | message: 'Password is required',
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| 271 | });
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| 272 | return ;
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| 273 | }
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| 274 |
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| 275 | // everything's okay
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| 276 | body.username = body.username.toLowerCase()
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| 277 |
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| 278 | // hash password
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| 279 | const salt = crypto.randomBytes(16).toString('hex');
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| 280 | const hashedPassword = crypto.pbkdf2Sync(body.password, salt, 1000, 64, 'sha512').toString('hex');
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| 281 |
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| 282 | // check if user already exists
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| 283 | pool.query('SELECT * FROM users WHERE username = $1', [body.username], (error, results) => {
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| 284 | if (error) throw error;
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| 285 |
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| 286 | if (results.rows.length > 0) {
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| 287 | res.json({
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| 288 | success: false,
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| 289 | message: 'Username already exists',
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| 290 | });
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| 291 | return ;
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| 292 | }
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| 293 |
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| 294 | // store user in database
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| 295 | pool.query('INSERT INTO users (username, password, salt) VALUES ($1, $2, $3)', [body.username, hashedPassword, salt], (error, usersResults) => {
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| 296 | if (error) throw error;
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| 297 |
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| 298 | pool.query('INSERT INTO players (username, display_name, credits) VALUES ($1, $2, $3)', [body.username, body.displayName, 1000], (error, playersResults) => {
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| 299 | if (error) throw error;
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| 300 |
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| 301 | pool.query('INSERT INTO stats (username, blackjack_games, roulette_games, poker_games, blackjack_won_games, roulette_won_games, poker_won_games, money_bet, money_earned) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9)', [body.username, 0, 0, 0, 0, 0, 0, 0, 0], (error, statsResults) => {
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| 302 | if (error) throw error;
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| 303 |
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| 304 | res.json({
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| 305 | success: true,
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| 306 | message: 'Registration successful',
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| 307 | });
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| 308 | return ;
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| 309 | });
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| 310 | });
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| 311 | });
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| 312 | });
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| 313 | }
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| 314 |
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| 315 | /**
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| 316 | * /---------------------- POST ----------------------/
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[ebf5e04] | 317 | * Checks if the entered account info is good, and logs the user in if so.
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[87614a5] | 318 | * @action login
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| 319 | * @param username
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| 320 | * @param password
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| 321 | */
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| 322 | if (body?.action === 'login') {
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| 323 | // checks
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| 324 | if (body?.username == "undefined" || body?.username == "null" || body?.username == "") {
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| 325 | res.json({
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| 326 | success: false,
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| 327 | message: 'Username is required',
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| 328 | });
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| 329 | return ;
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| 330 | }
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| 331 | if (/[^a-zA-Z]/g.test(body?.username)) {
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| 332 | res.json({
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| 333 | success: false,
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| 334 | message: 'Username must contain only letters',
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| 335 | })
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| 336 | return ;
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| 337 | }
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| 338 | if (body?.password == "undefined" || body?.password == "null" || body?.password == "") {
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| 339 | res.json({
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| 340 | success: false,
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| 341 | message: 'Password is required',
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| 342 | });
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| 343 | return ;
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| 344 | }
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| 345 |
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| 346 | // everything's okay
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| 347 | body.username = body.username.toLowerCase();
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| 348 |
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| 349 | // check if user exists
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| 350 | pool.query('SELECT * FROM users WHERE username = $1', [body.username], (error, usersResults) => {
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| 351 | if (error) throw error;
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| 352 |
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| 353 | if (usersResults.rows.length === 0) {
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| 354 | res.json({
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| 355 | success: false,
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| 356 | message: 'User does not exist. Try Registering instead.',
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| 357 | });
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| 358 | return ;
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| 359 | }
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| 360 | else {
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| 361 | if (usersResults.rows.length > 0) {
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| 362 | const user = usersResults.rows[0];
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| 363 | const salt = user.salt;
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| 364 | const hashedPassword = crypto.pbkdf2Sync(body.password, salt, 1000, 64, 'sha512').toString('hex');
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| 365 |
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| 366 | if (hashedPassword === user.password) {
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| 367 | pool.query('SELECT * FROM players WHERE username = $1', [body.username], (error, playersResults) => {
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| 368 | if (playersResults.rows.length > 0) {
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| 369 | let session = sessions.find(session => session.username === playersResults.rows[0].username)
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| 370 |
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| 371 | if (session) {
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| 372 | // Already logged in
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| 373 | res.json({
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| 374 | success: false,
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| 375 | message: 'You are already logged in',
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| 376 | })
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| 377 | }
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| 378 | else {
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| 379 | // create a session
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| 380 | session = {
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| 381 | id: uuidv4(),
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| 382 | displayName: playersResults.rows[0].display_name,
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| 383 | username: playersResults.rows[0].username,
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| 384 | credits: playersResults.rows[0].credits,
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| 385 | lastActivity: Date.now(),
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| 386 | }
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| 387 |
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| 388 | sessions.push(session);
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| 389 |
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| 390 | res.json({
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| 391 | success: true,
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| 392 | message: 'Login successful',
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| 393 | session: session,
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| 394 | })
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| 395 | }
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| 396 |
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| 397 | return ;
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| 398 | }
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| 399 | });
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| 400 | }
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| 401 | else {
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| 402 | res.json({
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| 403 | success: false,
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| 404 | message: 'Username and password do not match.',
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| 405 | });
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| 406 | }
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| 407 | }
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| 408 | }
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| 409 | });
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| 410 | }
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| 411 | }
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| 412 | } |
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