89 lines
2.9 KiB
JavaScript
89 lines
2.9 KiB
JavaScript
const Database = require('./database')
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const MojangUpdater = require('./mojang')
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const PingController = require('./ping')
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const Server = require('./server')
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const TimeTracker = require('./time')
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const MessageOf = require('./message')
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const config = require('../config')
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const minecraftVersions = require('../minecraft_versions')
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class App {
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serverRegistrations = []
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constructor () {
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this.mojangUpdater = new MojangUpdater(this)
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this.pingController = new PingController(this)
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this.server = new Server(this)
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this.timeTracker = new TimeTracker(this)
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}
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loadDatabase (callback) {
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this.database = new Database(this)
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// Setup database instance
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this.database.ensureIndexes()
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this.database.loadGraphPoints(config.graphDuration, () => {
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this.database.loadRecords(callback)
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})
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}
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handleReady () {
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this.server.listen(config.site.ip, config.site.port)
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// Allow individual modules to manage their own task scheduling
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this.mojangUpdater.schedule()
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this.pingController.schedule()
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}
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handleClientConnection = (client) => {
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if (config.logToDatabase) {
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client.on('message', (message) => {
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if (message === 'requestHistoryGraph') {
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// Send historical graphData built from all serverRegistrations
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const graphData = {}
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this.serverRegistrations.forEach((serverRegistration) => {
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graphData[serverRegistration.serverId] = serverRegistration.graphData
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})
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// Send graphData in object wrapper to avoid needing to explicity filter
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// any header data being appended by #MessageOf since the graph data is fed
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// directly into the flot.js graphing system
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client.send(MessageOf('historyGraph', {
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graphData: graphData
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}))
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}
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})
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}
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const initMessage = {
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config: (() => {
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// Remap minecraftVersion entries into name values
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const minecraftVersionNames = {}
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Object.keys(minecraftVersions).forEach(function (key) {
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minecraftVersionNames[key] = minecraftVersions[key].map(version => version.name)
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})
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// Send configuration data for rendering the page
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return {
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graphDurationLabel: config.graphDurationLabel || (Math.floor(config.graphDuration / (60 * 60 * 1000)) + 'h'),
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graphMaxLength: TimeTracker.getMaxGraphDataLength(),
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serverGraphMaxLength: TimeTracker.getMaxServerGraphDataLength(),
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servers: this.serverRegistrations.map(serverRegistration => serverRegistration.getPublicData()),
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minecraftVersions: minecraftVersionNames,
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isGraphVisible: config.logToDatabase
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}
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})(),
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mojangServices: this.mojangUpdater.getLastUpdate(),
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timestampPoints: this.timeTracker.getPoints(),
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servers: this.serverRegistrations.map(serverRegistration => serverRegistration.getPingHistory())
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}
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client.send(MessageOf('init', initMessage))
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}
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}
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module.exports = App
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