a-one-d-one

const getDownloadItems = (state) => {
  const isPrivate = state.get('currentWindow')
  .get('frames')
  .get('0')
  .get('isPrivate')

  if (!isPrivate) {
    if (!state || !state.get('downloads')) {
      return Immutable.List()
    }

a-one-d-one

const getDownloadItems = (state) => {
  const currentWindow = state.get('currentWindow')
  const tabId = frameStateUtil.getActiveFrameTabId(state)
  const frameKey = frameStateUtil.getFrameKeyByTabId(currentWindow, tabId)
  
  const isPrivate = privateState.isPrivateTab(state, frameKey)
  
  if (!isPrivate) {
    if (!state || !state.get('downloads')) {
      return Immutable.List()

a-one-d-one

function getActiveFrameTabId (state) {
  const activeFrame = getActiveFrame(state)
  return activeFrame && activeFrame.get('tabId')
}

a-one-d-one

module.exports.isPrivateTab = (state, frameKey) => {
  const frame = frameStateUtil.getFrameByKey(state, frameKey)

  if (frame == null) {
    return false
  }

  return !!frame.get('isPrivate')
}

a-one-d-one

const getDownloadItems = (state) => { 
  .....
}

mergeProps (state, ownProps) {
  ......
}
  

a-one-d-one

mergeProps (state, ownProps) {
    const currentWindow = state.get('currentWindow')
    const tabId = ownProps.tabId
    const frameKey = frameStateUtil.getFrameKeyByTabId(currentWindow, tabId)

    const props = {}
    props.isPinned = tabState.isTabPinned(state, tabId)
    props.showTabTitle = titleState.showTabTitle(currentWindow, frameKey)
    
    ....

a-one-d-one

module.exports.showTabTitle = (state, frameKey) => {
   const frame = frameStateUtil.getFrameByKey(state, frameKey)

   if (frame == null) {
     return false
   }

   const isNewTabPage = frameStateUtil.frameLocationMatch(frame, 'about:newtab')
   const isActive = frameStateUtil.isFrameKeyActive(state, frameKey)
   const isPartition = partitionState.isPartitionTab(state, frameKey)

a-one-d-one

....
...
..
.
onShowDownloads () {
 appActions.createTabRequested({
  url: 'about:downloads'
  })
  windowActions.setDownloadsToolbarVisible(false)
}

a-one-d-one

props.downloads = downloadUtil.getDownloadItems(state) || Immutable.List()

a-one-d-one

const getDownloadItems = (state) => {
  if (!state || !state.get('downloads')) {
    return Immutable.List()
  }

  const downloadsSize = state.get('downloads').size
  const downloadItemWidth = domUtil.getStyleConstants('download-item-width')
  const downloadItemMargin = domUtil.getStyleConstants('download-item-margin')
  const downloadBarPadding = domUtil.getStyleConstants('download-bar-padding')
  const downloadBarButtons = domUtil.getStyleConstants('download-bar-buttons')