import { join, relative } from 'path'
import { rollup, RollupOptions, OutputOptions, RollupOutput } from 'rollup'
import { build as viteBuild2 } from 'vite'
import {
  mainOptions,
  preloadOptions,
  BuildResult,
} from './utils'

const TAG = '[build.ts]'

// build main、preload
async function rollupBuild(options: RollupOptions): Promise<BuildResult> {
  try {
    const build = await rollup(options)
    const optOutput = (options.output || {}) as OutputOptions
    const output = await build.write(optOutput)

    output.output.forEach(out => {
      const relativePath = relative(__dirname, optOutput.dir as string)
      console.log(TAG, `Build successful - ${join(relativePath, out.fileName)}`)
    })

    return [null, output]
  } catch (error: any) {
    console.error(TAG, 'Build failed:\n', error)
    return [error, null]
  }
}

// build react-ts
async function buildReactTs(): Promise<BuildResult> {
  try {
    const output = await viteBuild2({
      root: join(__dirname, '../react-ts'),
      configFile: join(__dirname, '../react-ts/vite.config.ts'),
    }) as RollupOutput

    return [null, output]
  } catch (error: any) {
    return [error, null]
  }
}

; (async () => {

  console.log(TAG, 'Build with rollup.')
  try {
    await Promise.all([
      rollupBuild(mainOptions()),
      rollupBuild(preloadOptions()),
    ])
    await buildReactTs()
  } catch (error) {
    console.error(TAG, error)
    process.exit(1)
  }
})();