rollup.config.js

import typescript from '@rollup/plugin-typescript';
import resolve from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
import json from '@rollup/plugin-json';
import terser from '@rollup/plugin-terser';
import dts from 'rollup-plugin-dts';
import { readFileSync } from 'fs';

const pkg = JSON.parse(readFileSync('./package.json', 'utf8'));

const external = [
  ...Object.keys(pkg.dependencies || {}),
  ...Object.keys(pkg.peerDependencies || {}),
  'helia',
  '@helia/unixfs',
  'blockstore-core'
];

export default [
  {
    input: 'src/index.ts',
    output: [
      {
        file: pkg.main,
        format: 'cjs',
        sourcemap: true,
        name: 'ProtocolSDK'
      },
      {
        file: pkg.module,
        format: 'esm',
        sourcemap: true
      }
    ],
    external,
    plugins: [
      resolve({
        preferBuiltins: true,
        browser: true
      }),
      commonjs(),
      json(),
      typescript({
        tsconfig: './tsconfig.json',
        declaration: false
      }),
      terser()
    ]
  },
  {
    input: 'src/index.ts',
    output: [{ file: pkg.types, format: 'esm' }],
    plugins: [dts()],
    external
  }
];