/**
 * webpack configuration
 */

import * as fs from 'fs';
import * as webpack from 'webpack';
import chalk from 'chalk';
import jsonImporter from 'node-sass-json-importer';
const minify = require('html-minifier').minify;
const WebpackOnBuildPlugin = require('on-build-webpack');
const HardSourceWebpackPlugin = require('hard-source-webpack-plugin');
const ProgressBarPlugin = require('progress-bar-webpack-plugin');
import I18nReplacer from './src/common/build/i18n';
import { pattern as faPattern, replacement as faReplacement } from './src/common/build/fa';
const constants = require('./src/const.json');
import config from './src/conf';
import { licenseHtml } from './src/common/build/license';

import langs from './locales';
const meta = require('./package.json');
const version = meta.version;

const env = process.env.NODE_ENV;
const isProduction = env === 'production';

global['faReplacement'] = faReplacement;

global['collapseSpacesReplacement'] = html => {
	return minify(html, {
		collapseWhitespace: true,
		collapseInlineTagWhitespace: true,
		keepClosingSlash: true
	}).replace(/\t/g, '');
};

global['base64replacement'] = (_, key) => {
	return fs.readFileSync(__dirname + '/src/web/' + key, 'base64');
};

module.exports = Object.keys(langs).map(lang => {
	// Chunk name
	const name = lang;

	// Entries
	const entry = {
		desktop: './src/web/app/desktop/script.ts',
		mobile: './src/web/app/mobile/script.ts',
		//ch: './src/web/app/ch/script.ts',
		//stats: './src/web/app/stats/script.ts',
		//status: './src/web/app/status/script.ts',
		dev: './src/web/app/dev/script.ts',
		auth: './src/web/app/auth/script.ts',
		sw: './src/web/app/sw.js'
	};

	const output = {
		path: __dirname + '/built/web/assets',
		filename: `[name].${version}.${lang}.js`
	};

	const i18nReplacer = new I18nReplacer(lang);
	global['i18nReplacement'] = i18nReplacer.replacement;

	//#region Define consts
	const consts = {
		_RECAPTCHA_SITEKEY_: config.recaptcha.site_key,
		_SW_PUBLICKEY_: config.sw ? config.sw.public_key : null,
		_THEME_COLOR_: constants.themeColor,
		_COPYRIGHT_: constants.copyright,
		_VERSION_: version,
		_STATUS_URL_: config.status_url,
		_STATS_URL_: config.stats_url,
		_DOCS_URL_: config.docs_url,
		_API_URL_: config.api_url,
		_DEV_URL_: config.dev_url,
		_CH_URL_: config.ch_url,
		_LANG_: lang,
		_HOST_: config.host,
		_URL_: config.url,
		_LICENSE_: licenseHtml,
		_GOOGLE_MAPS_API_KEY_: config.google_maps_api_key
	};

	const _consts = {};

	Object.keys(consts).forEach(key => {
		_consts[key] = JSON.stringify(consts[key]);
	});
	//#endregion

	const plugins = [
		new HardSourceWebpackPlugin(),
		new ProgressBarPlugin({
			format: chalk`  {cyan.bold yes we can} {bold [}:bar{bold ]} {green.bold :percent} {gray (:current/:total)} :elapseds`,
			clear: false
		}),
		new webpack.DefinePlugin(_consts),
		new webpack.DefinePlugin({
			'process.env': {
				NODE_ENV: JSON.stringify(process.env.NODE_ENV)
			}
		}),
		new WebpackOnBuildPlugin(stats => {
			fs.writeFileSync('./version.json', JSON.stringify({
				version
			}), 'utf-8');
		})
	];

	if (isProduction) {
		plugins.push(new webpack.optimize.ModuleConcatenationPlugin());
		plugins.push(minify());
	}

	return {
		name,
		entry,
		module: {
			rules: [{
				test: /\.vue$/,
				exclude: /node_modules/,
				use: [{
					loader: 'vue-loader',
					options: {
						cssSourceMap: false,
						preserveWhitespace: false
					}
				}, {
					loader: 'replace',
					query: {
						search: /%base64:(.+?)%/g.toString(),
						replace: 'base64replacement'
					}
				}, {
					loader: 'replace',
					query: {
						search: i18nReplacer.pattern.toString(),
						replace: 'i18nReplacement'
					}
				}, {
					loader: 'replace',
					query: {
						search: faPattern.toString(),
						replace: 'faReplacement'
					}
				}, {
					loader: 'replace',
					query: {
						search: /^<template>([\s\S]+?)\r?\n<\/template>/.toString(),
						replace: 'collapseSpacesReplacement'
					}
				}]
			}, {
				test: /\.styl$/,
				exclude: /node_modules/,
				use: [{
					loader: 'style-loader'
				}, {
					loader: 'css-loader',
					options: {
						minimize: true
					}
				}, {
					loader: 'stylus-loader'
				}
				]
			}, {
				test: /\.scss$/,
				exclude: /node_modules/,
				use: [{
					loader: 'style-loader'
				}, {
					loader: 'css-loader',
					options: {
						minimize: true
					}
				}, {
					loader: 'sass-loader',
					options: {
						importer: jsonImporter,
					}
				}]
			}, {
				test: /\.css$/,
				use: [{
					loader: 'style-loader'
				}, {
					loader: 'css-loader',
					options: {
						minimize: true
					}
				}]
			}, {
				test: /\.(eot|woff|woff2|svg|ttf)([\?]?.*)$/,
				loader: 'url-loader'
			}, {
				test: /\.ts$/,
				exclude: /node_modules/,
				use: [{
					loader: 'ts-loader',
					options: {
						happyPackMode: true,
						configFile: __dirname + '/../src/web/app/tsconfig.json',
						appendTsSuffixTo: [/\.vue$/]
					}
				}, {
					loader: 'replace',
					query: {
						search: i18nReplacer.pattern.toString(),
						replace: 'i18nReplacement'
					}
				}, {
					loader: 'replace',
					query: {
						search: faPattern.toString(),
						replace: 'faReplacement'
					}
				}]
			}]
		},
		plugins,
		output,
		resolve: {
			extensions: [
				'.js', '.ts', '.json'
			],
			alias: {
				'const.styl': __dirname + '/src/web/const.styl'
			}
		},
		resolveLoader: {
			modules: ['node_modules', './webpack/loaders']
		},
		cache: true,
		devtool: 'source-map'
	};
});