require('events').EventEmitter.defaultMaxListeners = 0;
const path = require('path');
const { nodeResolve } = require('@rollup/plugin-node-resolve');
const progress = require('rollup-plugin-progress');
const replace = require('@rollup/plugin-replace');
const globals = require('rollup-plugin-node-globals');
const commonjs = require('@rollup/plugin-commonjs');
const alias = require('@rollup/plugin-alias');
const terser = require('@rollup/plugin-terser');
const babel = require('@rollup/plugin-babel');
const webWorkerLoader = require('@qortal/rollup-plugin-web-worker-loader');


const aliases = {};

const generateRollupConfig = (inputFile, outputFile) => {
	return {
		inputOptions: {
			onwarn: (warning, rollupWarn) => {
				if (warning.code !== 'CIRCULAR_DEPENDENCY') {
					rollupWarn(warning);
				}
			},
			input: inputFile,
			plugins: [
				alias({
					entries: Object.keys(aliases).map((find) => {
						return {
							find,
							replacement: aliases[find],
						};
					}),
				}),
				nodeResolve({
					preferBuiltins: false,
					mainFields: ['module', 'browser'],
				}),
				replace({
					preventAssignment: true,
					'process.env.NODE_ENV': JSON.stringify('production'),
				}),
				commonjs(),
				globals(),
				progress(),
				webWorkerLoader(),
				babel.babel({
					babelHelpers: 'bundled',
					exclude: 'node_modules/**',
				}),
				terser({
					compress: true,
					output: {
						comments: false,
					},
				}),
			],
		},
		outputOptions: {
			file: outputFile,
			format: 'umd',
		},
	};
};

const generateForPlugins = () => {
	const configs = [
		{
			in: 'plugins/core/main.src.js',
			out: 'plugins/core/main.js',
		},
		{
			in: 'plugins/core/overview-page/overview-page.src.js',
			out: 'plugins/core/overview-page/overview-page.js',
		},
		{
			in: 'plugins/core/trade-portal/trade-portal.src.js',
			out: 'plugins/core/trade-portal/trade-portal.js',
		},
		{
			in: 'plugins/core/trade-bot/trade-bot-portal.src.js',
			out: 'plugins/core/trade-bot/trade-bot-portal.js',
		},
		{
			in: 'plugins/core/wallet/wallet-app.src.js',
			out: 'plugins/core/wallet/wallet-app.js',
		},
		{
			in: 'plugins/core/reward-share/reward-share.src.js',
			out: 'plugins/core/reward-share/reward-share.js',
		},
		{
			in: 'plugins/core/node-management/node-management.src.js',
			out: 'plugins/core/node-management/node-management.js',
		},
		{
			in: 'plugins/core/group-management/group-management.src.js',
			out: 'plugins/core/group-management/group-management.js',
		},
		{
			in: 'plugins/core/name-registration/name-registration.src.js',
			out: 'plugins/core/name-registration/name-registration.js',
		},
		{
			in: 'plugins/core/names-market/names-market.src.js',
			out: 'plugins/core/names-market/names-market.js',
		},
		{
			in: 'plugins/core/qdn/websites.src.js',
			out: 'plugins/core/qdn/websites.js',
		},
		{
			in: 'plugins/core/qdn/publish/publish.src.js',
			out: 'plugins/core/qdn/publish/publish.js',
		},
		{
			in: 'plugins/core/qdn/browser/browser.src.js',
			out: 'plugins/core/qdn/browser/browser.js',
		},
		{
			in: 'plugins/core/qdn/data-management/data-management.src.js',
			out: 'plugins/core/qdn/data-management/data-management.js',
		},
		{
			in: 'plugins/core/messaging/messaging.src.js',
			out: 'plugins/core/messaging/messaging.js',
		},
		{
			in: 'plugins/core/messaging/chain-messaging/chain-messaging.src.js',
			out: 'plugins/core/messaging/chain-messaging/chain-messaging.js',
		},
		{
			in: 'plugins/core/messaging/q-chat/q-chat.src.js',
			out: 'plugins/core/messaging/q-chat/q-chat.js',
		},
		{
			in: 'plugins/core/minting/minting-info.src.js',
			out: 'plugins/core/minting/minting-info.js',
		},
		{
			in: 'plugins/core/become-minter/become-minter.src.js',
			out: 'plugins/core/become-minter/become-minter.js',
		},
		{
			in: 'plugins/core/sponsorship-list/sponsorship-list.src.js',
			out: 'plugins/core/sponsorship-list/sponsorship-list.js',
		},
		{
			in: 'plugins/core/puzzles/puzzles.src.js',
			out: 'plugins/core/puzzles/puzzles.js',
		},
		{
			in: 'plugins/core/q-app/q-apps.src.js',
			out: 'plugins/core/q-app/q-apps.js',
		},
	].map((file) => {
		return generateRollupConfig(
			path.join(__dirname, file.in),
			path.join(__dirname, file.out)
		);
	});
	return configs;
};

module.exports = generateForPlugins;