/* eslint-disable no-console */
import path from 'path'

import fs from 'fs-extra'
import handlebars from 'handlebars'

import { packageName } from './package'

type Template = {
  name: string
  outputPath: string
  data: {
    [key: string]: unknown
  }
}

const getTemplatePath = () => {
  if (__dirname.includes('dist')) {
    return path.join(__dirname, '..', '..', '..', '..', 'templates')
  }

  return path.join(__dirname, '..', '..', '..', 'templates')
}

export const compileTemplate = ({ name, data, outputPath }: Template) => {
  const templatePath = path.join(getTemplatePath(), name)

  const templateSource = fs.readFileSync(templatePath, 'utf8')
  const template = handlebars.compile(templateSource)
  const result = template(data)
  const outputDir = path.dirname(outputPath)

  if (!fs.existsSync(outputDir)) {
    fs.mkdirSync(outputDir, { recursive: true })
  }

  fs.writeFileSync(outputPath, result)
}

export const runInitialStructureCompilation = (targetDir: string) => {
  const templates: Template[] = [
    {
      name: 'Example.tsx.hbs',
      outputPath: path.join(targetDir, 'src', 'components', 'Example.tsx'),
      data: {},
    },
    {
      name: 'index.ts.hbs',
      outputPath: path.join(targetDir, 'src', 'index.ts'),
      data: {
        packageName,
      },
    },
    {
      name: '.gitignore.hbs',
      outputPath: path.join(targetDir, '.gitignore'),
      data: {},
    },
    {
      name: 'package.json.hbs',
      outputPath: path.join(targetDir, 'package.json'),
      data: {},
    },
  ]

  for (const template of templates) {
    compileTemplate(template)
  }
}