// @ts-check

import { existsSync, promises } from 'fs'
import { parse, stringify } from 'comment-json'

import path from 'path'
import { fileURLToPath } from 'url'

const { readFile, writeFile, rm } = promises
const filename = fileURLToPath(import.meta.url)
const dirname = path.dirname(filename)

export const createTestHooks = async (testSuiteName = '_community') => {
  const tsConfigPath = path.resolve(dirname, '../tsconfig.json')
  const tsConfigContent = await readFile(tsConfigPath, 'utf8')
  const tsConfig = parse(tsConfigContent)

  return {
    /**
     * Clear next webpack cache and set '@payload-config' path in tsconfig.json
     */
    beforeTest: async () => {
      // Delete entire .next cache folder
      const nextCache = path.resolve(dirname, '../.next')
      if (existsSync(nextCache)) {
        await rm(nextCache, { recursive: true })
      }

      // Set '@payload-config' in tsconfig.json

      // @ts-expect-error
      tsConfig.compilerOptions.paths['@payload-config'] = [`./test/${testSuiteName}/config.ts`]
      await writeFile(tsConfigPath, stringify(tsConfig, null, 2) + '\n')

      process.env.PAYLOAD_CONFIG_PATH = path.resolve(dirname, testSuiteName, 'config.ts')
    },
  }
}