const { compile } = require('riot-compiler')
const { Asset } = require('parcel-bundler')
const preamble = 'const riot = require(\'riot\');\n'

class RiotAsset extends Asset {
  constructor(name, options) {
    super(name, options)
    this.type = 'js'
  }

  async generate() {
    const riotOpts = (await this.getConfig(['.riotrc', '.riotrc.js', 'riot.config.js'])) || {}
    const code = compile(this.contents, riotOpts, this.name)

    this.contents = `${preamble}${code}`

    return [
      {
        type: 'js',
        value: this.contents
      }
    ]
  }
}

module.exports = RiotAsset