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refactor singletons

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AlecM33
2022-12-20 22:11:51 -05:00
parent 6e72fc2396
commit 171640f431
7 changed files with 33 additions and 53 deletions
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4
server/api/AdminAPI.js
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@@ -2,8 +2,8 @@ const express = require('express');
const router = express.Router();
const debugMode = Array.from(process.argv.map((arg) => arg.trim().toLowerCase())).includes('debug');
const logger = require('../modules/Logger')(debugMode);
const socketManager = new (require('../modules/SocketManager.js'))().getInstance();
const gameManager = new (require('../modules/GameManager.js'))().getInstance();
const socketManager = (require('../modules/SocketManager.js')).instance;
const gameManager = (require('../modules/GameManager.js')).instance;
const globals = require('../config/globals.js');
const cors = require('cors');

2
server/api/GamesAPI.js
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@@ -7,7 +7,7 @@ const rateLimit = require('express-rate-limit').default;
const globals = require('../config/globals.js');
const cors = require('cors');
const gameManager = new GameManager().getInstance();
const gameManager = GameManager.instance;
const gameCreationLimit = process.env.NODE_ENV.trim() === 'production'
? 20

20
server/modules/ActiveGameRunner.js
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@@ -4,9 +4,14 @@ const globals = require('../config/globals');
class ActiveGameRunner {
constructor (logger) {
if (ActiveGameRunner.instance) {
throw new Error('The server tried to instantiate more than one ActiveGameRunner');
}
logger.info('CREATING SINGLETON ACTIVE GAME RUNNER');
this.activeGames = new Map();
this.timerThreads = {};
this.logger = logger;
ActiveGameRunner.instance = this;
}
/* We're only going to fork a child process for games with a timer. They will report back to the parent process whenever
@@ -61,17 +66,4 @@ class ActiveGameRunner {
};
}
class Singleton {
constructor (logger) {
if (!Singleton.instance) {
logger.info('CREATING SINGLETON ACTIVE GAME RUNNER');
Singleton.instance = new ActiveGameRunner(logger);
}
}
getInstance () {
return Singleton.instance;
}
}
module.exports = Singleton;
module.exports = ActiveGameRunner;

24
server/modules/GameManager.js
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@@ -6,11 +6,16 @@ const GameStateCurator = require('./GameStateCurator');
const UsernameGenerator = require('./UsernameGenerator');
class GameManager {
constructor (logger, environment) {
constructor (logger, environment, activeGameRunner) {
if (GameManager.instance) {
throw new Error('The server tried to instantiate more than one GameManager');
}
logger.info('CREATING SINGLETON GAME MANAGER');
this.logger = logger;
this.environment = environment;
this.activeGameRunner = new ActiveGameRunner(logger).getInstance();
this.activeGameRunner = activeGameRunner;
this.namespace = null;
GameManager.instance = this;
}
setGameSocketNamespace = (namespace) => {
@@ -501,17 +506,4 @@ function getGameSize (cards) {
return quantity;
}
class Singleton {
constructor (logger, environment) {
if (!Singleton.instance) {
logger.info('CREATING SINGLETON GAME MANAGER');
Singleton.instance = new GameManager(logger, environment);
}
}
getInstance () {
return Singleton.instance;
}
}
module.exports = Singleton;
module.exports = GameManager;

8
server/modules/ServerBootstrapper.js
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@@ -6,6 +6,7 @@ const fs = require('fs');
const crypto = require('crypto');
const SocketManager = require('./SocketManager.js');
const GameManager = require('./GameManager.js');
const ActiveGameRunner = require("./ActiveGameRunner.js");
const { ENVIRONMENT } = require('../config/globals.js');
const rateLimit = require('express-rate-limit').default;
@@ -13,10 +14,11 @@ const ServerBootstrapper = {
singletons: (logger) => {
return {
socketManager: new SocketManager(logger).getInstance(),
activeGameRunner: new ActiveGameRunner(logger),
socketManager: new SocketManager(logger, ActiveGameRunner.instance),
gameManager: process.env.NODE_ENV.trim() === 'development'
? new GameManager(logger, ENVIRONMENT.LOCAL).getInstance()
: new GameManager(logger, ENVIRONMENT.PRODUCTION).getInstance()
? new GameManager(logger, ENVIRONMENT.LOCAL, ActiveGameRunner.instance)
: new GameManager(logger, ENVIRONMENT.PRODUCTION, ActiveGameRunner.instance)
};
},

23
server/modules/SocketManager.js
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@@ -3,9 +3,15 @@ const EVENT_IDS = globals.EVENT_IDS;
const { RateLimiterMemory } = require('rate-limiter-flexible');
class SocketManager {
constructor (logger) {
constructor (logger, activeGameRunner) {
if (SocketManager.instance) {
throw new Error('The server attempted to instantiate more than one SocketManager.');
}
logger.info('CREATING SINGLETON SOCKET MANAGER');
this.logger = logger;
this.io = null;
this.activeGameRunner = activeGameRunner;
SocketManager.instance = this;
}
broadcast = (message) => {
@@ -122,17 +128,4 @@ function registerRateLimiter (server, logger) {
});
}
class Singleton {
constructor (logger) {
if (!Singleton.instance) {
logger.info('CREATING SINGLETON SOCKET MANAGER');
Singleton.instance = new SocketManager(logger);
}
}
getInstance () {
return Singleton.instance;
}
}
module.exports = Singleton;
module.exports = SocketManager;