rollup.config.js

import resolve from '@rollup/plugin-node-resolve';
import terser from '@rollup/plugin-terser';
import json from '@rollup/plugin-json';
import replace from '@rollup/plugin-replace';
import { execSync } from 'child_process';

function getVersion() {
  try {
    const tag = execSync('git describe --tags --abbrev=0').toString().trim();
    if (tag.startsWith('v')) {
      return tag.substring(1);
    }
    return tag;
  } catch (e) {
    try {
      const branch = execSync('git rev-parse --abbrev-ref HEAD').toString().trim();
      return `0.0.0-${branch}`;
    } catch (e) {
      return '0.0.0-dev';
    }
  }
}

export default {
  input: 'src/sugartv-card.js',
  output: {
    file: 'dist/sugartv-card.js',
    format: 'es',
    banner: `/* SugarTV Card version ${getVersion()} */`,
  },
  plugins: [
    replace({
      'process.env.VERSION': JSON.stringify(getVersion()),
      preventAssignment: true
    }),
    resolve(),
    json(),
    terser({
      format: {
        comments: /SugarTV Card version/,
      },
    }),
  ],
};