svgAssetsUpdate.js

// script that copy only the svg of the emojis actually used in the rebus

const fs = require('fs')
const path = require('path')
const rimraf = require('rimraf')
const twemoji = require('twemoji')

const remojibus = require('./src/assets/remojibus.json')

const SVG_SRC_PATH = path.join('node_modules', 'twemoji', '2', 'svg')
const SVG_DST_PATH = path.join('src', 'assets', 'svg')

const main = () => {
  rimraf.sync(SVG_DST_PATH)

  fs.mkdirSync(SVG_DST_PATH)

  const extra = ['😈', '👍', '✌️', '👌', '💪']
  const emojis = remojibus
    .map(rebus => rebus.emojis)
    .concat(extra)
    .reduce((emojis, current) => {
      for (let emoji of current.split(' ')) {
        if (!emojis.includes(emoji)) {
          emojis.push(emoji)
        }
      }

      return emojis
    }, [])
    .map(emoji =>
      twemoji.parse(emoji, { callback: (icon, options) => `${icon}${options.ext}`, folder: 'svg', ext: '.svg' })
    )

  for (let emoji of emojis) {
    const src = emoji.match(/src="(.*)"/).pop()
    const emojiPath = path.join(SVG_SRC_PATH, src)
    if (fs.existsSync(emojiPath)) {
      fs.copyFileSync(emojiPath, path.join(SVG_DST_PATH, src))
    } else {
      throw new Error(`an error occurred: ${src}`)
    }
  }
}

main()