paraemu/test/content/sub5/sim-node.js

An working enviroment that provides a simplified interface for developers who want to fully parallelize node execution

(()=>{
	"use strict";
	
	const pemu = require( '../../../paraemu' );
	const RIDDLE_POOL = {};
	const RIDDLE_QUEUE = [];
	let TIMEOUT = null;

	const { serial } = pemu.args;
	console.log(`Worker #${serial} (${pemu.uniqueId}) started!`);
	
	
	
	pemu.on( 'assign-riddle', (e, key, riddle)=>{
		RIDDLE_POOL[key] = riddle;
		RIDDLE_QUEUE.push(key);
	});
	
	pemu.on( 'riddle-solved', (e, key)=>{
		let idx = RIDDLE_QUEUE.indexOf(key);
		if ( idx >= 0 ) {
			RIDDLE_QUEUE.splice(idx, 1);
		}
		
		delete RIDDLE_POOL[key];
	});
	
	pemu.on( 'clean-up', ()=>{
		if ( TIMEOUT ) {
			clearTimeout(TIMEOUT);
			TIMEOUT=null;
		}
		
		pemu.local( 'finalized' );
	});
	
	
	
	function ___SOLVE_RIDDLE(){
		if ( RIDDLE_QUEUE.length > 0 ) {
			let key = RIDDLE_QUEUE.shift();
			let riddle = RIDDLE_POOL[key];
			
			
			let sum = 0;
			for ( let i=0; i<riddle; i++ ) { sum += i; }
			pemu.emit( 'riddle-solved', key, sum );
		}
		
		TIMEOUT = setTimeout(___SOLVE_RIDDLE, (Math.random() * 2000 + 500)|0)
	}
	
	TIMEOUT = setTimeout(___SOLVE_RIDDLE, (Math.random() * 2000 + 500)|0);
})();