import fs from 'fs'
import path from 'node:path'
import { fileURLToPath, pathToFileURL } from 'node:url'
import { generateImportMap, type SanitizedConfig } from 'payload'

import type { allDatabaseAdapters } from './generateDatabaseAdapter.js'

import { generateDatabaseAdapter } from './generateDatabaseAdapter.js'
import { getNextRootDir } from './helpers/getNextRootDir.js'

const filename = fileURLToPath(import.meta.url)
const dirname = path.dirname(filename)

const runImmediately = process.argv[2]

export async function initDevAndTest(
  testSuiteArg: string,
  writeDBAdapter: string,
  skipGenImportMap: string,
  configFile?: string,
): Promise<void> {
  const importMapPath: string = path.resolve(
    getNextRootDir(testSuiteArg).rootDir,
    './app/(payload)/admin/importMap.js',
  )

  try {
    fs.writeFileSync(importMapPath, 'export const importMap = {}')
  } catch (error) {
    console.log('Error writing importMap.js', error)
  }

  if (writeDBAdapter === 'true') {
    const dbAdapter: keyof typeof allDatabaseAdapters =
      (process.env.PAYLOAD_DATABASE as keyof typeof allDatabaseAdapters) || 'mongodb'
    generateDatabaseAdapter(dbAdapter)
  }

  if (skipGenImportMap === 'true') {
    console.log('Done')
    return
  }

  // Generate importMap
  const testDir = path.resolve(dirname, testSuiteArg)
  console.log('Generating import map for config:', testDir)

  const configUrl = pathToFileURL(path.resolve(testDir, configFile ?? 'config.ts')).href
  const config: SanitizedConfig = await (await import(configUrl)).default

  process.env.ROOT_DIR = getNextRootDir(testSuiteArg).rootDir

  await generateImportMap(config, { log: true, force: true })

  console.log('Done')
}

if (runImmediately === 'true') {
  const testSuiteArg = process.argv[3]
  const writeDBAdapter = process.argv[4]
  const skipGenImportMap = process.argv[5]
  void initDevAndTest(testSuiteArg, writeDBAdapter, skipGenImportMap)
}