pm4js/pm4js/objects/dfg/frequency/obj.js

Process Mining for Javascript

class FrequencyDfg {
	constructor(activities, startActivities, endActivities, pathsFrequency) {
		this.activities = activities;
		this.startActivities = startActivities;
		this.endActivities = endActivities;
		this.pathsFrequency = pathsFrequency;
	}
	
	getArtificialDfg() {
		let artificialActivities = {};
		let artificialDfg = {};
		Object.assign(artificialDfg, this.pathsFrequency);
		Object.assign(artificialActivities, this.activities);
		let sumSa = 0;
		for (let sa in this.startActivities) {
			artificialDfg[["▶", sa]] = this.startActivities[sa];
			sumSa += this.startActivities[sa];
		}
		for (let ea in this.endActivities) {
			artificialDfg[[ea, "■"]] = this.endActivities[ea];
		}
		artificialActivities["▶"] = sumSa;
		artificialActivities["■"] = sumSa;
		return [artificialActivities, artificialDfg];
	}
	
	unrollArtificialDfg(vect) {
		let artificialActivities = vect[0];
		let artificialDfg = vect[1];
		let newActivities = {};
		let newPathsFrequency = {};
		let newStartActivities = {};
		let newEndActivities = {};
		Object.assign(newActivities, artificialActivities);
		Object.assign(newPathsFrequency, artificialDfg);
		for (let el0 in artificialDfg) {
			let el = el0.split(",");
			if (el[0] == "▶") {
				newStartActivities[el[1]] = artificialDfg[el0];
				delete newPathsFrequency[el];
			}
			else if (el[1] == "■") {
				newEndActivities[el[0]] = artificialDfg[el0];
				delete newPathsFrequency[el];
			}
		}
		delete newActivities["▶"];
		delete newActivities["■"];
		return new FrequencyDfg(newActivities, newStartActivities, newEndActivities, newPathsFrequency);
	}
}

try {
	module.exports = {FrequencyDfg: FrequencyDfg};
	global.FrequencyDfg = FrequencyDfg;
}
catch (err) {
	// not in Node
}