@tririga/tri-bundler/lib/exporter/component-exporter.js

A tool for bundling Polymer 3 TRIRIGA UX views.

"use strict";

const fs = require("fs");
const utils = require("../utils.js");

function ComponentExporter(componentPath, outputDir, tririga) {
	this.componentPath = componentPath;
	var lastPartIndex = componentPath.lastIndexOf("/") + 1;
	this.componentContext = componentPath.slice(0, lastPartIndex);
	this.outputDir = outputDir;
	this.tririga = tririga;
}

ComponentExporter.prototype.export = function(callback) {
	this.tririga.getComponentResource(this.componentPath, (error, componentSource) => {
		if (error) {
			console.warn("[warn] Error retrieving component source [componentPath="
				+ this.componentPath + "]. ");
			callback([]);
			return;
		}

		// Make sure all directories are created.
		var dirs = this.componentPath.split("/");
		dirs[0] = this.outputDir + dirs[0];
		for (var i = 1; i < dirs.length; i++) {
			dirs[i] = dirs[i - 1] + "/" + dirs[i];
		}
		for (var i = 0; i < dirs.length - 1; i++) {
			if (!fs.existsSync(dirs[i])) {
				fs.mkdirSync(dirs[i]);
			}
		}

		// Write the component
		fs.writeFileSync(this.outputDir + this.componentPath, componentSource);

		var componentPaths = utils.getComponentUrls(componentSource, this.componentContext);

		if (callback) {
			callback(componentPaths);
		}
	});

};

module.exports = ComponentExporter;