words instead of random hex

Signed-off-by: James Ketrenos <james_eikona@ketrenos.com>

server/package.json

@@ -23,6 +23,7 @@
     "node-fetch": "^2.6.0",
     "node-gzip": "^1.1.2",
     "nodemailer": "^6.3.0",
+    "random-words": "^1.1.2",
     "sequelize": "^5.21.6",
     "sqlite3": "^4.1.1",
     "typeface-roboto": "0.0.75"

server/routes/games.js

@@ -2,7 +2,10 @@
 
 const express = require("express"),
   crypto = require("crypto"),
-  { readFile, writeFile } = require("fs").promises;
+  { readFile, writeFile } = require("fs").promises,
+  fs = require("fs"),
+  accessSync = fs.accessSync,
+  randomWords = require("random-words");
 
 let gameDB;
 
@@ -504,6 +507,7 @@ const sendGame = async (req, res, game, error) => {
   /* Enforce game limit of >= 2 players */
   if (active < 2 && game.state != 'lobby' && game.state != 'invalid') {
     let message = "Insufficient players in game. Setting back to lobby."
+    console.log(game);
     game.chat.push({ date: Date.now(),  message: message });
     console.log(message);
     game.state = 'lobby';
@@ -568,7 +572,20 @@ const sendGame = async (req, res, game, error) => {
 }
 
 const createGame = (id) => {
-  id = id ? id : crypto.randomBytes(8).toString('hex');
+  /* Look for a new game with random words that does not already exist */
+  while (!id) {
+    id = randomWords(4).join('_');
+    console.log(`Looking for ${id}`);
+    try {
+      /* If file can be read, it already exists so look for a new name */
+      accessSync(`games/${id}`, fs.F_OK);
+      id = '';
+    } catch (error) {
+      console.log(error);
+      break;
+    }
+  }
+
   const game = {
     startTime: Date.now(),
     turns: 0,
@@ -611,7 +628,7 @@ router.post("/:id?", (req, res/*, next*/) => {
   }
 
   const game = createGame(id);
-  
+
   return sendGame(req, res, game);
 });