import { h, Component } from 'preact'

import FileUploadButton from './FileUploadButton.jsx'
import FileLink from '../../../containers/fileLink.js'
import TaskContentLink from '../../../containers/taskContentLink.js'
import TaskStyleLink from '../../../containers/taskStyleLink.js'

export default function FileListView (props) {
  console.log(props)

  let file_list;
  if (props.folder && props.folder.files) {
    file_list = props.folder.files
  }
  else {
    file_list = []
  }
  const files = file_list.map(toFilenamePair)
                         .sort(sortByFilename)
                         .map(fromPair)
                         .map( (file, i) => {
    if (! file) return
    return (
      <div key={i} class={props.selected === file ? 'selected' : ''}>
        <span class='name'><FileLink file={file}>{file.name}</FileLink></span>
        <span class='mime'>{file.processed ? file.mime : 'working...'}</span>
        <span class='duration'>{file.duration ? (file.duration.toFixed(1) + 's') : ''}</span>
        <span class='actions'>
          <TaskContentLink file={file}>content</TaskContentLink>
          <TaskStyleLink file={file}>style</TaskStyleLink>
        </span>
      </div>
    )
  })
  return (
    <div class='window'>
      <div class='heading'>
        <b>{props.folder.name}</b>
        <div class='buttons'>
          <FileUploadButton folder={props.folder} addFiles={props.addFiles} />
          <button onClick={props.onClose}>&times;</button>
        </div>
      </div>
      <div class='list'>
        {files}
      </div>
    </div>
  )

}


function toFilenamePair (file) { return [file.name.toLowerCase(), file] }
function sortByFilename (a,b) { return a[0] < b[0] ? -1 : a[0] == b[0] ? 0 : 1 }
function fromPair (pair) { return pair[1] }

function filepath (file) {
  return '/data/' + file.folder_id + '/' + encodeURIComponent(file.name)
}
function mp3path (file) {
  if (file.mime !== 'audio/mp3') {
    return filepath(file) + '.mp3'
  }
  return filepath(file)
}
function pngpath (file) {
  return filepath(file) + '.png'
}