anione/ani-handoff.js

A CLI (NPM) tool to ease the repetitiveness that comes with coding HTML5 banner ads.

"use strict";

const 	Promise = require("bluebird"),
				fs = Promise.promisifyAll(require("fs")),
				rimraf = Promise.promisify(require('rimraf')),
				FolderZip = require('folder-zip'),
				imagemin = require('imagemin'),
				colors = require("colors"),
				imageminMozjpeg = require('imagemin-mozjpeg'),
				imageminPngcrush = require('imagemin-pngcrush'),
				imageminGiflossy = require('imagemin-giflossy'),
				$ = require("./utils");

exports.handoff = async function () {
	const config = JSON.parse(await $.read_path("./ani-conf.json")),
				first_banner_file = await $.read_path(`./banners/${config.sizes[0]}.html`);
	if (!config || !first_banner_file) return $.handle_error("No project found, please run 'ani init' and 'ani one' to start your project.");

	try {
		const banner_files = await $.get_files_in("./banners/"),
					handoff_path = "./" + config.project + "-handoff",
					handoff_path_exists = $.read_path(handoff_path);
		
		if (handoff_path_exists) await rimraf(handoff_path);
		await fs.mkdirAsync(handoff_path);

		// statics
		try {
			let static_files = await $.read_dir("./assets/statics");
			if (static_files) {
				await fs.mkdirAsync(`${handoff_path}/statics`);
				await imagemin([`./assets/statics/*.{jpg,png,gif}`], `${handoff_path}/statics`, {
					plugins: [
						imageminMozjpeg(),
						imageminPngcrush(),
						imageminGiflossy({lossy: 0}),
					]
				});	
			} else {
			$.handle_notice("No static files found. As such, none will be added to the handoff.");
			}
		} catch (e) {
			$.handle_notice("No static files found. As such, none will be added to the handoff.");
		}
		// end statics

		for (let vendor_name in config.vendors)	{
			const vendor_path = `${handoff_path}/${vendor_name}`;
			await fs.mkdirAsync(vendor_path);

			for (let banner_info of banner_files) {
				try {
					const zip = Promise.promisifyAll(new FolderZip()),
								zipFolder = Promise.promisify(zip.zipFolder, {context: zip}),
								writeToFile = Promise.promisify(zip.writeToFile, {context: zip}),
								banner = await $.vendorify(config, banner_info, vendor_name, vendor_path);
					await fs.mkdirAsync(banner.path);
					await fs.writeFileAsync(`${banner.path}/index.html`, banner.file);
					await $.get_images_for(banner.size, true, banner.path + "/");
					await $.copy_files_in("./assets/libs-css/", `${banner.path}/`);
					await $.copy_files_in("./assets/libs-js/", `${banner.path}/`);
					await zipFolder(banner.path, {excludeParentFolder: true});
					await writeToFile(`${banner.path}.zip`);
					await rimraf(banner.path)
					
				} catch (e) {
					$.handle_error(`Failed to gather assets for or zip ${banner_info.filename}`);
				}
			}
		}

		const libs_css = await $.read_dir("./assets/libs-css/"),
					libs_js = await $.read_dir("./assets/libs-js/");

		if(!libs_css) $.handle_notice("No files found in 'assets/libs_css'. As such no global css (library) files were added to each banner.");
		if(!libs_js) $.handle_notice("No files found in 'assets/libs_js'. As such no global js (library) files were added to each banner.");

		const zip = Promise.promisifyAll(new FolderZip()),
					zipFolder = Promise.promisify(zip.zipFolder, {context: zip}),
					writeToFile = Promise.promisify(zip.writeToFile, {context: zip});
		
		await zipFolder(handoff_path, {excludeParentFolder: true});
		await writeToFile(`${handoff_path}.zip`);
		await rimraf(handoff_path);
	} catch (e) {
		console.log(e)
		$.handle_error(e, "Generation of handoff failed.")
	}
};

exports.handoff();