import path from 'path';
import livereloadPlugin from 'rollup-plugin-livereload';
import typescriptPlugin from 'rollup-plugin-typescript2';
import typescript from 'typescript';

const { BUILD_MODE } = process.env;

const getPlugins = function () {
	const plugins = [
		typescriptPlugin({
			tsconfig: path.resolve(__dirname, 'tsconfig.json'),
			typescript
		})
	];

	if (BUILD_MODE === 'dev') {
		plugins.push(livereloadPlugin());
	}

	return plugins;
};

let configs = [];
let formatMaps = [
	{
		entry: 'index',
		outputName: 'all'
	},
	{
		entry: 'ts-only',
		outputName: 'ts'
	},
	{
		entry: 'mp4-only',
		outputName: 'mp4'
	},
	{
		entry: 'flv-only',
		outputName: 'flv'
	}
];

formatMaps.forEach((item, index) => {
	configs.push({
		input: [`./src/${item.entry}.ts`],
		output: [
			{
				file: `dist/demuxer.${item.outputName}.umd.js`,
				format: 'umd',
				name: 'Demuxer'
			},
			{
				file: `dist/demuxer.${item.outputName}.esm.js`,
				format: 'esm'
			},
			{
				file: `dist/demuxer.${item.outputName}.cjs.js`,
				format: 'cjs'
			}
		],
		plugins: getPlugins()
	});
});

export default configs;