misc_pterodactyl-panel/resources/assets/scripts/mixins/socketio/connector.js

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import io from 'socket.io-client';
import camelCase from 'camelcase';
import SocketEmitter from './emitter';
const SYSTEM_EVENTS = [
'connect',
'error',
'disconnect',
'reconnect',
'reconnect_attempt',
'reconnecting',
'reconnect_error',
'reconnect_failed',
'connect_error',
'connect_timeout',
'connecting',
'ping',
'pong',
];
export default class SocketioConnector {
constructor (store = null) {
this.socket = null;
this.store = store;
}
/**
* Initialize a new Socket connection.
*
* @param {io} socket
*/
connect (socket) {
if (!socket instanceof io) {
throw new Error('First argument passed to connect() should be an instance of socket.io-client.');
}
this.socket = socket;
this.registerEventListeners();
}
/**
* Return the socket instance we are working with.
*
* @return {io|null}
*/
instance () {
return this.socket;
}
/**
* Register the event listeners for this socket including user-defined ones in the store as
* well as global system events from Socekt.io.
*/
registerEventListeners () {
this.socket['onevent'] = (packet) => {
const [event, ...args] = packet.data;
SocketEmitter.emit(event, ...args);
this.passToStore(event, args);
};
SYSTEM_EVENTS.forEach((event) => {
this.socket.on(event, (payload) => {
SocketEmitter.emit(event, payload);
this.passToStore(event, payload);
})
});
}
/**
* Pass event calls off to the Vuex store if there is a corresponding function.
*
* @param {String|Number|Symbol} event
* @param {Array} payload
*/
passToStore (event, payload) {
if (!this.store) {
return;
}
const mutation = `SOCKET_${event.toUpperCase()}`;
const action = `socket_${camelCase(event)}`;
Object.keys(this.store._mutations).filter((namespaced) => {
return namespaced.split('/').pop() === mutation;
}).forEach((namespaced) => {
this.store.commit(namespaced, this.unwrap(payload));
});
Object.keys(this.store._actions).filter((namespaced) => {
return namespaced.split('/').pop() === action;
}).forEach((namespaced) => {
this.store.dispatch(namespaced, this.unwrap(payload));
});
}
/**
* @param {Array} args
* @return {Array<Object>|Object}
*/
unwrap (args) {
return (args && args.length <= 1) ? args[0] : args;
}
}