/**
 * Build an index of models in models/models.ts
 *
 * The index is of the form :
 *
 *     {
 *       [entityName]: async () => [entityClass],
 *       ...
 *     }
 */
import fs from 'fs'
import { glob } from 'glob'

console.log('Build entity index')

const modules: Array<{ entity: string; path: string }> = []

const files = await glob('./models/*/*.ts')

files.forEach((file) => {
  const data = fs.readFileSync(file, 'utf8')
  const lines = data.split('\n')
  let entity = null

  for (const line of lines) {
    const match = line.match(/static entity = ['"]([\w-/]+)['"]/)
    if (match) {
      // afficher le groupe capturant
      entity = match[1]
      break
    }
  }

  if (entity) {
    modules.push({ entity, path: file })
  } else {
    console.warn('No match found for entity name in ' + file)
  }
})

const code = []
code.push('/**')
code.push(' * /!\\ Auto-generated file : do not modify directly /!\\')
code.push(' *')
code.push(
  ' * > This file is generated by the script prepare/buildIndex.ts when running `nuxt prepare`',
)
code.push('*/')
code.push("import type ApiResource from '~/models/ApiResource'")
code.push('')

// noinspection JSAnnotator
code.push(
  'const modelsIndex: Record<string, () => Promise<typeof ApiResource>> = {',
)

for (const module of modules) {
  code.push("  '" + module.entity + "': async () => {")
  code.push(
    "    const module = await import('~/" + module.path.slice(0, -3) + "')",
  )
  code.push('    return module.default')
  code.push('  },')
}

code.push('}')
code.push('')
code.push('export default modelsIndex')

fs.writeFileSync('models/models.ts', code.join('\n'))