import resolve from 'rollup-plugin-node-resolve';
import commonjs from 'rollup-plugin-commonjs';
import babel from 'rollup-plugin-babel';
import postcss from 'rollup-plugin-postcss';
import bundleSize from 'rollup-plugin-bundle-size';
import visualizer from 'rollup-plugin-visualizer';

import pkg from './package.json';

export default [{
		input: 'src/index.js',
		external: ['react', 'react-dom', 'prop-types'],
		onwarn(warning, rollupWarn) {
			if (warning.code !== 'CIRCULAR_DEPENDENCY') {
				rollupWarn(warning);
			}
		},
		output: {
			name: 'ReactFlow',
			file: pkg.browser,
			format: 'umd',
			sourcemaps: true,
			globals: {
				react: 'React',
				'react-dom': 'ReactDOM',
				'prop-types': 'PropTypes'
			}
		},
		plugins: [
			bundleSize(),
			postcss(),
			resolve(),
			babel({
				exclude: 'node_modules/**'
			}),
			commonjs({
				include: /node_modules/
			}),
			visualizer()
		]
	}
];