AnP/Public/ecma/Managers/ThreadsManager.ecma.js

129 lines
2.9 KiB
JavaScript

"use strict";
import {Utils} from "../Utils/Utils.ecma.js";
import {ThreadModel} from "../Models/ThreadModel.ecma.js";
/**
* @typedef {import("../Application/AnP.ecma.js").AnP} AnP
*/
/**
* @callback anp_threads_manager_callback
* @param {!ThreadModel} thread
* @returns {void}
*/
/**
* @class
* @constructor
* @param {!AnP} anp
* @returns {void}
* @access public
*/
export const ThreadsManager = (function(){
/**
* @constructs ThreadsManager
* @param {!AnP} anp
* @returns {void}
* @access private
*/
const ThreadsManager = function(anp){
/** @type {ThreadsManager} */
const self = this,
/** @type {Array.<ThreadModel>} */
threads = [];
/** @type {boolean} */
let started = false,
/** @type {number|null} */
thread = null;
/**
* @returns {void}
* @access private
*/
const constructor = () => {
thread = setInterval(try_execute_threads, 1000 / 60);
};
/**
* @param {?anp_start_callback} callback
* @returns {boolean}
* @access public
*/
this.start = (callback = null) => {
/** @type {!anp_start_callback} */
const end = ok => {
Utils.execute(callback, ok);
return ok;
};
return end(started ? false : started = true);
};
/**
* @returns {void}
* @access private
*/
const try_execute_threads = () => {
threads.forEach(thread => {
thread && thread.try_execute();
});
};
/**
* @param {!anp_threads_manager_callback} callback
* @param {?(Object.<string, any|null>|Array.<any|null>)} inputs
* @returns {ThreadModel}
* @access public
*/
this.add = (callback, inputs = null) => {
/** @type {ThreadModel} */
const thread = new ThreadModel(anp, callback, inputs);
while(++ thread.i < threads.length)
if(!threads[thread.i])
break;
threads[thread.i] = thread;
return thread;
};
/**
* @param {!ThreadModel} thread
* @returns {void}
* @access public
*/
this.remove = thread => {
thread instanceof ThreadModel && threads[thread.i] && (threads[thread.i] = null);
};
/**
* @param {!ThreadModel} thread
* @returns {void}
* @access public
*/
this.play = thread => {
thread.working = true;
};
/**
* @param {!ThreadModel} thread
* @returns {void}
* @access public
*/
this.stop = thread => {
thread.working = false;
};
constructor();
};
return ThreadsManager;
})();