uppy/packages/@uppy/facebook/src/Facebook.jsx

import { UIPlugin } from '@uppy/core'
import { Provider } from '@uppy/companion-client'
import { ProviderViews } from '@uppy/provider-views'
import { h } from 'preact'

import packageJson from '../package.json'
import locale from './locale.js'

export default class Facebook extends UIPlugin {
  static VERSION = packageJson.version

  constructor (uppy, opts) {
    super(uppy, opts)
    this.id = this.opts.id || 'Facebook'
    Provider.initPlugin(this, opts)
    this.title = this.opts.title || 'Facebook'
    this.icon = () => (
      <svg aria-hidden="true" focusable="false" width="32" height="32" viewBox="0 0 32 32">
        <g fill="none" fillRule="evenodd">
          <path d="M27 16c0-6.075-4.925-11-11-11S5 9.925 5 16c0 5.49 4.023 10.041 9.281 10.866V19.18h-2.793V16h2.793v-2.423c0-2.757 1.642-4.28 4.155-4.28 1.204 0 2.462.215 2.462.215v2.707h-1.387c-1.366 0-1.792.848-1.792 1.718V16h3.05l-.487 3.18h-2.563v7.686C22.977 26.041 27 21.49 27 16" fill="#1777F2" />
          <path d="M20.282 19.18L20.77 16h-3.051v-2.063c0-.87.426-1.718 1.792-1.718h1.387V9.512s-1.258-.215-2.462-.215c-2.513 0-4.155 1.523-4.155 4.28V16h-2.793v3.18h2.793v7.686a11.082 11.082 0 003.438 0V19.18h2.563" fill="#FFFFFE" />
        </g>
      </svg>
    )

    this.provider = new Provider(uppy, {
      companionUrl: this.opts.companionUrl,
      companionHeaders: this.opts.companionHeaders,
      companionKeysParams: this.opts.companionKeysParams,
      companionCookiesRule: this.opts.companionCookiesRule,
      provider: 'facebook',
      pluginId: this.id,
    })

    this.defaultLocale = locale

    this.i18nInit()
    this.title = this.i18n('pluginNameFacebook')

    this.onFirstRender = this.onFirstRender.bind(this)
    this.render = this.render.bind(this)
  }

  install () {
    this.view = new ProviderViews(this, {
      provider: this.provider,
    })

    const { target } = this.opts
    if (target) {
      this.mount(target, this)
    }
  }

  uninstall () {
    this.view.tearDown()
    this.unmount()
  }

  onFirstRender () {
    return Promise.all([
      this.provider.fetchPreAuthToken(),
      this.view.getFolder(),
    ])
  }

  render (state) {
    const viewOptions = {}
    if (this.getPluginState().files.length && !this.getPluginState().folders.length) {
      viewOptions.viewType = 'grid'
      viewOptions.showFilter = false
      viewOptions.showTitles = false
    }
    return this.view.render(state, viewOptions)
  }
}