import Callbacks from '../classes/Callbacks'
import Filter from '../Filtering/Filter'
import { Conf, E,g } from '../globals/globals'
import h, { isEscaped } from '../globals/jsx'
import ImageCommon from '../Images/ImageCommon'
import $ from '../platform/$'
import $$ from '../platform/$$'
import SW from '../site/SW'

/*
 * decaffeinate suggestions:
 * DS102: Remove unnecessary code created because of implicit returns
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/main/docs/suggestions.md
 */
const FileInfo = {
  init() {
    if (
      !['index', 'thread', 'archive'].includes(g.VIEW) ||
      !Conf['File Info Formatting']
    ) {
      return
    }

    return Callbacks.Post.push({
      name: 'File Info Formatting',
      cb: this.node,
    })
  },

  node() {
    if (!this.file) {
      return
    }
    if (this.isClone) {
      let a
      for (a of $$('.file-info .download-button', this.file.text)) {
        $.on(a, 'click', ImageCommon.download)
      }
      for (a of $$('.file-info .quick-filter-md5', this.file.text)) {
        $.on(a, 'click', Filter.quickFilterMD5)
      }
      return
    }

    const oldInfo = $.el('span', { className: 'fileText-original' })
    $.prepend(this.file.link.parentNode, oldInfo)
    $.add(oldInfo, [
      this.file.link.previousSibling,
      this.file.link,
      this.file.link.nextSibling,
    ])

    const info = $.el('span', { className: 'file-info' })
    FileInfo.format(Conf['fileInfo'], this, info)
    return $.prepend(this.file.text, info)
  },

  format(formatString, post, outputNode) {
    let a
    const output = []
    formatString.replace(/%(.)|[^%]+/g, function (s, c) {
      output.push(
        $.hasOwn(FileInfo.formatters, c)
          ? FileInfo.formatters[c].call(post)
          : { innerHTML: E(s) }
      )
      return ''
    })
    $.extend(outputNode, { innerHTML: E.cat(output) })
    for (a of $$('.download-button', outputNode)) {
      $.on(a, 'click', ImageCommon.download)
    }
    for (a of $$('.quick-filter-md5', outputNode)) {
      $.on(a, 'click', Filter.quickFilterMD5)
    }
  },

  formatters: {
    t() {
      return {
        innerHTML: E(this.file.url.match(/[^/]*$/)[0]),
        [isEscaped]: true,
      }
    },
    T() {
      return (
        <a href={this.file.url} target="_blank">
          {FileInfo.formatters.t.call(this)}
        </a>
      )
    },
    l() {
      return (
        <a href={this.file.url} target="_blank">
          {FileInfo.formatters.n.call(this)}
        </a>
      )
    },
    L() {
      return (
        <a href={this.file.url} target="_blank">
          {FileInfo.formatters.N.call(this)}
        </a>
      )
    },
    n() {
      const fullname = this.file.name
      const shortname = this.file.url.match(/[^/]*$/)[0]
      if (fullname === shortname) {
        return { innerHTML: E(fullname), [isEscaped]: true }
      } else {
        return (
          <span class="fnswitch">
            <span class="fntrunc">{shortname}</span>
            <span class="fnfull">{fullname}</span>
          </span>
        )
      }
    },
    N() {
      return { innerHTML: E(this.file.name), [isEscaped]: true }
    },
    d() {
      return (
        <a
          href={this.file.url}
          download={this.file.name}
          class="fa fa-download download-button"
        ></a>
      )
    },
    f() {
      return {
        innerHTML:
          '<a href="javascript:;" class="fa fa-times quick-filter-md5"></a>',
        [isEscaped]: true,
      }
    },
    p() {
      return {
        innerHTML: this.file.isSpoiler ? 'Spoiler, ' : '',
        [isEscaped]: true,
      }
    },
    s() {
      return { innerHTML: E(this.file.size), [isEscaped]: true }
    },
    B() {
      return {
        innerHTML: Math.round(this.file.sizeInBytes) + ' Bytes',
        [isEscaped]: true,
      }
    },
    K() {
      return {
        innerHTML: Math.round(this.file.sizeInBytes / 1024) + ' KB',
        [isEscaped]: true,
      }
    },
    M() {
      return {
        innerHTML:
          Math.round((this.file.sizeInBytes / 1048576) * 100) / 100 + ' MB',
        [isEscaped]: true,
      }
    },
    r() {
      return { innerHTML: E(this.file.dimensions || 'PDF'), [isEscaped]: true }
    },
    g() {
      return {
        innerHTML: this.file.tag ? ', ' + E(this.file.tag) : '',
        [isEscaped]: true,
      }
    },
    '%'() {
      return { innerHTML: '%', [isEscaped]: true }
    },
  },
}
export default FileInfo