/*
 *  Copyright (C) 2016-2018 Team Kodi
 *  This file is part of Kodi - https://kodi.tv
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 *  See LICENSES/README.md for more information.
 */

#include "GUIWindowVideoNav.h"
#include "ServiceBroker.h"
#include "utils/FileUtils.h"
#include "Util.h"
#include "GUIPassword.h"
#include "filesystem/MultiPathDirectory.h"
#include "filesystem/VideoDatabaseDirectory.h"
#include "filesystem/VideoDatabaseFile.h"
#include "view/GUIViewState.h"
#include "PartyModeManager.h"
#include "music/MusicDatabase.h"
#include "guilib/GUIComponent.h"
#include "guilib/GUIWindowManager.h"
#include "dialogs/GUIDialogMediaSource.h"
#include "dialogs/GUIDialogYesNo.h"
#include "filesystem/Directory.h"
#include "FileItem.h"
#include "Application.h"
#include "messaging/ApplicationMessenger.h"
#include "messaging/helpers/DialogOKHelper.h"
#include "profiles/ProfileManager.h"
#include "settings/AdvancedSettings.h"
#include "settings/MediaSettings.h"
#include "settings/MediaSourceSettings.h"
#include "settings/Settings.h"
#include "settings/SettingsComponent.h"
#include "input/Key.h"
#include "guilib/LocalizeStrings.h"
#include "utils/log.h"
#include "utils/URIUtils.h"
#include "utils/StringUtils.h"
#include "utils/Variant.h"
#include "guilib/GUIKeyboardFactory.h"
#include "video/VideoInfoScanner.h"
#include "video/VideoLibraryQueue.h"
#include "video/dialogs/GUIDialogVideoInfo.h"
#include "pvr/recordings/PVRRecording.h"

#include <utility>

using namespace XFILE;
using namespace VIDEODATABASEDIRECTORY;
using namespace KODI::MESSAGING;

#define CONTROL_BTNVIEWASICONS     2
#define CONTROL_BTNSORTBY          3
#define CONTROL_BTNSORTASC         4
#define CONTROL_BTNSEARCH          8
#define CONTROL_LABELFILES        12

#define CONTROL_BTN_FILTER        19
#define CONTROL_BTNSHOWMODE       10
#define CONTROL_BTNSHOWALL        14
#define CONTROL_UNLOCK            11

#define CONTROL_FILTER            15
#define CONTROL_BTNPARTYMODE      16
#define CONTROL_LABELEMPTY        18

#define CONTROL_UPDATE_LIBRARY    20

CGUIWindowVideoNav::CGUIWindowVideoNav(void)
    : CGUIWindowVideoBase(WINDOW_VIDEO_NAV, "MyVideoNav.xml")
{
  m_thumbLoader.SetObserver(this);
}

CGUIWindowVideoNav::~CGUIWindowVideoNav(void) = default;

bool CGUIWindowVideoNav::OnAction(const CAction &action)
{
  if (action.GetID() == ACTION_TOGGLE_WATCHED)
  {
    CFileItemPtr pItem = m_vecItems->Get(m_viewControl.GetSelectedItem());
    if (pItem->IsParentFolder())
      return false;

    if (pItem && pItem->HasVideoInfoTag())
    {
      CVideoLibraryQueue::GetInstance().MarkAsWatched(pItem, pItem->GetVideoInfoTag()->GetPlayCount() == 0);
      return true;
    }
  }
  return CGUIWindowVideoBase::OnAction(action);
}

bool CGUIWindowVideoNav::OnMessage(CGUIMessage& message)
{
  switch (message.GetMessage())
  {
  case GUI_MSG_WINDOW_RESET:
    m_vecItems->SetPath("");
    break;
  case GUI_MSG_WINDOW_DEINIT:
    if (m_thumbLoader.IsLoading())
      m_thumbLoader.StopThread();
    break;
  case GUI_MSG_WINDOW_INIT:
    {
      /* We don't want to show Autosourced items (ie removable pendrives, memorycards) in Library mode */
      m_rootDir.AllowNonLocalSources(false);

      SetProperty("flattened", CServiceBroker::GetSettingsComponent()->GetSettings()->GetBool(CSettings::SETTING_MYVIDEOS_FLATTEN));
      if (message.GetNumStringParams() && StringUtils::EqualsNoCase(message.GetStringParam(0), "Files") &&
          CMediaSourceSettings::GetInstance().GetSources("video")->empty())
      {
        message.SetStringParam("");
      }

      if (!CGUIWindowVideoBase::OnMessage(message))
        return false;


      if (message.GetStringParam(0) != "")
      {
        CURL url(message.GetStringParam(0));

        int i = 0;
        for (; i < m_vecItems->Size(); i++)
        {
          CFileItemPtr pItem = m_vecItems->Get(i);

          // skip ".."
          if (pItem->IsParentFolder())
            continue;

          if (URIUtils::PathEquals(pItem->GetPath(), message.GetStringParam(0), true, true))
          {
            m_viewControl.SetSelectedItem(i);
            i = -1;
            if (url.GetOption("showinfo") == "true")
            {
              ADDON::ScraperPtr scrapper;
              OnItemInfo(*pItem, scrapper);
            }
            break;
          }
        }
        if (i >= m_vecItems->Size())
        {
          SelectFirstUnwatched();

          if (url.GetOption("showinfo") == "true")
          {
            // We are here if the item is filtered out in the nav window
            std::string path = message.GetStringParam(0);
            CFileItem item(path, URIUtils::HasSlashAtEnd(path));
            if (item.IsVideoDb())
            {
              *(item.GetVideoInfoTag()) = XFILE::CVideoDatabaseFile::GetVideoTag(CURL(item.GetPath()));
              if (!item.GetVideoInfoTag()->IsEmpty())
              {
                item.SetPath(item.GetVideoInfoTag()->m_strFileNameAndPath);
                ADDON::ScraperPtr scrapper;
                OnItemInfo(item, scrapper);
              }
            }
          }
        }
      }
      else
      {
        // This needs to be done again, because the initialization of CGUIWindow overwrites it with default values
        // Mostly affects cases where GUIWindowVideoNav is constructed and we're already in a show, e.g. entering from the homescreen
        SelectFirstUnwatched();
      }

      return true;
    }
    break;

  case GUI_MSG_CLICKED:
    {
      int iControl = message.GetSenderId();
      if (iControl == CONTROL_BTNPARTYMODE)
      {
        if (g_partyModeManager.IsEnabled())
          g_partyModeManager.Disable();
        else
        {
          if (!g_partyModeManager.Enable(PARTYMODECONTEXT_VIDEO))
          {
            SET_CONTROL_SELECTED(GetID(),CONTROL_BTNPARTYMODE,false);
            return false;
          }

          // Playlist directory is the root of the playlist window
          if (m_guiState.get()) m_guiState->SetPlaylistDirectory("playlistvideo://");

          return true;
        }
        UpdateButtons();
      }

      if (iControl == CONTROL_BTNSEARCH)
      {
        OnSearch();
      }
      else if (iControl == CONTROL_BTNSHOWMODE)
      {
        CMediaSettings::GetInstance().CycleWatchedMode(m_vecItems->GetContent());
        CServiceBroker::GetSettingsComponent()->GetSettings()->Save();
        OnFilterItems(GetProperty("filter").asString());
        UpdateButtons();
        return true;
      }
      else if (iControl == CONTROL_BTNSHOWALL)
      {
        if (CMediaSettings::GetInstance().GetWatchedMode(m_vecItems->GetContent()) == WatchedModeAll)
          CMediaSettings::GetInstance().SetWatchedMode(m_vecItems->GetContent(), WatchedModeUnwatched);
        else
          CMediaSettings::GetInstance().SetWatchedMode(m_vecItems->GetContent(), WatchedModeAll);
        CServiceBroker::GetSettingsComponent()->GetSettings()->Save();
        OnFilterItems(GetProperty("filter").asString());
        UpdateButtons();
        return true;
      }
      else if (iControl == CONTROL_UPDATE_LIBRARY)
      {
        if (!g_application.IsVideoScanning())
          OnScan("");
        else
          g_application.StopVideoScan();
        return true;
      }
    }
    break;
    // update the display
    case GUI_MSG_REFRESH_THUMBS:
      Refresh();
      break;
  }
  return CGUIWindowVideoBase::OnMessage(message);
}

SelectFirstUnwatchedItem CGUIWindowVideoNav::GetSettingSelectFirstUnwatchedItem()
{
  if (m_vecItems->IsVideoDb())
  {
    NODE_TYPE nodeType = CVideoDatabaseDirectory::GetDirectoryChildType(m_vecItems->GetPath());

    if (nodeType == NODE_TYPE_SEASONS || nodeType == NODE_TYPE_EPISODES)
    {
      int iValue = CServiceBroker::GetSettingsComponent()->GetSettings()->GetInt(CSettings::SETTING_VIDEOLIBRARY_TVSHOWSSELECTFIRSTUNWATCHEDITEM);
      if (iValue >= SelectFirstUnwatchedItem::NEVER && iValue <= SelectFirstUnwatchedItem::ALWAYS)
        return (SelectFirstUnwatchedItem)iValue;
    }
  }

  return SelectFirstUnwatchedItem::NEVER;
}

IncludeAllSeasonsAndSpecials CGUIWindowVideoNav::GetSettingIncludeAllSeasonsAndSpecials()
{
  int iValue = CServiceBroker::GetSettingsComponent()->GetSettings()->GetInt(CSettings::SETTING_VIDEOLIBRARY_TVSHOWSINCLUDEALLSEASONSANDSPECIALS);
  if (iValue >= IncludeAllSeasonsAndSpecials::NEITHER && iValue <= IncludeAllSeasonsAndSpecials::SPECIALS)
    return (IncludeAllSeasonsAndSpecials)iValue;

  return IncludeAllSeasonsAndSpecials::NEITHER;
}

int CGUIWindowVideoNav::GetFirstUnwatchedItemIndex(bool includeAllSeasons, bool includeSpecials)
{
  int iIndex = 0;
  int iUnwatchedSeason = INT_MAX;
  int iUnwatchedEpisode = INT_MAX;
  NODE_TYPE nodeType = CVideoDatabaseDirectory::GetDirectoryChildType(m_vecItems->GetPath());

  // Run through the list of items and find the first unwatched season/episode
  for (int i = 0; i < m_vecItems->Size(); ++i)
  {
    CFileItemPtr pItem = m_vecItems->Get(i);
    if (pItem->IsParentFolder() || !pItem->HasVideoInfoTag())
      continue;

    CVideoInfoTag *pTag = pItem->GetVideoInfoTag();

    if ((!includeAllSeasons && pTag->m_iSeason < 0) || (!includeSpecials && pTag->m_iSeason == 0))
      continue;

    // Use the special sort values if they're available
    int iSeason = pTag->m_iSpecialSortSeason >= 0 ? pTag->m_iSpecialSortSeason : pTag->m_iSeason;
    int iEpisode = pTag->m_iSpecialSortEpisode >= 0 ? pTag->m_iSpecialSortEpisode : pTag->m_iEpisode;

    if (nodeType == NODE_TYPE::NODE_TYPE_SEASONS)
    {
      // Is the season unwatched, and is its season number lower than the currently identified
      // first unwatched season
      if (pTag->GetPlayCount() == 0 && iSeason < iUnwatchedSeason)
      {
        iUnwatchedSeason = iSeason;
        iIndex = i;
      }
    }

    if (nodeType == NODE_TYPE::NODE_TYPE_EPISODES)
    {
      // Is the episode unwatched, and is its season number lower
      // or is its episode number lower within the current season
      if (pTag->GetPlayCount() == 0 && (iSeason < iUnwatchedSeason || (iSeason == iUnwatchedSeason && iEpisode < iUnwatchedEpisode)))
      {
        iUnwatchedSeason = iSeason;
        iUnwatchedEpisode = iEpisode;
        iIndex = i;
      }
    }
  }

  return iIndex;
}

bool CGUIWindowVideoNav::Update(const std::string &strDirectory, bool updateFilterPath /* = true */)
{
  if (!CGUIWindowVideoBase::Update(strDirectory, updateFilterPath))
    return false;

  SelectFirstUnwatched();

  return true;
}

void CGUIWindowVideoNav::SelectFirstUnwatched() {
  // Check if we should select the first unwatched item
  SelectFirstUnwatchedItem selectFirstUnwatched = GetSettingSelectFirstUnwatchedItem();
  if (selectFirstUnwatched != SelectFirstUnwatchedItem::NEVER)
  {
    bool bIsItemSelected = (m_viewControl.GetSelectedItem() > 0);

    if (selectFirstUnwatched == SelectFirstUnwatchedItem::ALWAYS ||
      (selectFirstUnwatched == SelectFirstUnwatchedItem::ON_FIRST_ENTRY && !bIsItemSelected))
    {
      IncludeAllSeasonsAndSpecials incAllSeasonsSpecials = GetSettingIncludeAllSeasonsAndSpecials();

      bool bIncludeAllSeasons = (incAllSeasonsSpecials == IncludeAllSeasonsAndSpecials::BOTH || incAllSeasonsSpecials == IncludeAllSeasonsAndSpecials::ALL_SEASONS);
      bool bIncludeSpecials = (incAllSeasonsSpecials == IncludeAllSeasonsAndSpecials::BOTH || incAllSeasonsSpecials == IncludeAllSeasonsAndSpecials::SPECIALS);

      int iIndex = GetFirstUnwatchedItemIndex(bIncludeAllSeasons, bIncludeSpecials);
      m_viewControl.SetSelectedItem(iIndex);
    }
  }
}

bool CGUIWindowVideoNav::GetDirectory(const std::string &strDirectory, CFileItemList &items)
{
  if (m_thumbLoader.IsLoading())
    m_thumbLoader.StopThread();

  items.ClearArt();
  items.ClearProperties();

  bool bResult = CGUIWindowVideoBase::GetDirectory(strDirectory, items);
  if (bResult)
  {
    if (items.IsVideoDb())
    {
      XFILE::CVideoDatabaseDirectory dir;
      CQueryParams params;
      dir.GetQueryParams(items.GetPath(),params);
      VIDEODATABASEDIRECTORY::NODE_TYPE node = dir.GetDirectoryChildType(items.GetPath());

      int iFlatten = CServiceBroker::GetSettingsComponent()->GetSettings()->GetInt(CSettings::SETTING_VIDEOLIBRARY_FLATTENTVSHOWS);
      int itemsSize = items.GetObjectCount();
      int firstIndex = items.Size() - itemsSize;

      // perform the flattening logic for tvshows with a single (unwatched) season (+ optional special season)
      if (node == NODE_TYPE_SEASONS && !items.IsEmpty())
      {
        // check if the last item is the "All seasons" item which should be ignored for flattening
        if (!items[items.Size() - 1]->HasVideoInfoTag() || items[items.Size() - 1]->GetVideoInfoTag()->m_iSeason < 0)
          itemsSize -= 1;

        bool bFlatten = (itemsSize == 1 && iFlatten == 1) || iFlatten == 2 ||                              // flatten if one one season or if always flatten is enabled
                        (itemsSize == 2 && iFlatten == 1 &&                                                // flatten if one season + specials
                         (items[firstIndex]->GetVideoInfoTag()->m_iSeason == 0 || items[firstIndex + 1]->GetVideoInfoTag()->m_iSeason == 0));

        if (iFlatten > 0 && !bFlatten && (WatchedMode)CMediaSettings::GetInstance().GetWatchedMode("tvshows") == WatchedModeUnwatched)
        {
          int count = 0;
          for(int i = 0; i < items.Size(); i++)
          {
            const CFileItemPtr item = items.Get(i);
            if (item->GetProperty("unwatchedepisodes").asInteger() != 0 && item->GetVideoInfoTag()->m_iSeason > 0)
              count++;
          }
          bFlatten = (count < 2); // flatten if there is only 1 unwatched season (not counting specials)
        }

        if (bFlatten)
        { // flatten if one season or flatten always
          items.Clear();

          CVideoDbUrl videoUrl;
          if (!videoUrl.FromString(items.GetPath()))
            return false;

          videoUrl.AppendPath("-2/");
          return GetDirectory(videoUrl.ToString(), items);
        }
      }

      if (node == VIDEODATABASEDIRECTORY::NODE_TYPE_EPISODES ||
          node == NODE_TYPE_SEASONS                          ||
          node == NODE_TYPE_RECENTLY_ADDED_EPISODES)
      {
        CLog::Log(LOGDEBUG, "WindowVideoNav::GetDirectory");
        // grab the show thumb
        CVideoInfoTag details;
        m_database.GetTvShowInfo("", details, params.GetTvShowId());
        std::map<std::string, std::string> art;
        if (m_database.GetArtForItem(details.m_iDbId, details.m_type, art))
        {
          items.AppendArt(art, details.m_type);
          items.SetArtFallback("fanart", "tvshow.fanart");
          if (node == NODE_TYPE_SEASONS)
          { // set an art fallback for "thumb"
            if (items.HasArt("tvshow.poster"))
              items.SetArtFallback("thumb", "tvshow.poster");
            else if (items.HasArt("tvshow.banner"))
              items.SetArtFallback("thumb", "tvshow.banner");
          }
        }

        // Grab fanart data
        items.SetProperty("fanart_color1", details.m_fanart.GetColor(0));
        items.SetProperty("fanart_color2", details.m_fanart.GetColor(1));
        items.SetProperty("fanart_color3", details.m_fanart.GetColor(2));

        // save the show description (showplot)
        items.SetProperty("showplot", details.m_strPlot);
        items.SetProperty("showtitle", details.m_strShowTitle);

        // the container folder thumb is the parent (i.e. season or show)
        if (itemsSize && (node == NODE_TYPE_EPISODES || node == NODE_TYPE_RECENTLY_ADDED_EPISODES))
        {
          items.SetContent("episodes");

          int seasonID = -1;
          int seasonParam = params.GetSeason();

          // grab all season art when flatten always
          if (seasonParam == -2 && iFlatten == 2)
            seasonParam = -1;

          if (seasonParam >= -1)
            seasonID = m_database.GetSeasonId(details.m_iDbId, seasonParam);
          else
            seasonID = items[firstIndex]->GetVideoInfoTag()->m_iIdSeason;

          CGUIListItem::ArtMap seasonArt;
          if (seasonID > -1 && m_database.GetArtForItem(seasonID, MediaTypeSeason, seasonArt))
          {
            items.AppendArt(seasonArt, MediaTypeSeason);
            // set an art fallback for "thumb"
            if (items.HasArt("season.poster"))
              items.SetArtFallback("thumb", "season.poster");
            else if (items.HasArt("season.banner"))
              items.SetArtFallback("thumb", "season.banner");
          }
        }
        else
          items.SetContent("seasons");
      }
      else if (node == NODE_TYPE_TITLE_MOVIES ||
               node == NODE_TYPE_RECENTLY_ADDED_MOVIES)
      {
        if (params.GetSetId() > 0)
        {
          CGUIListItem::ArtMap setArt;
          if (m_database.GetArtForItem(params.GetSetId(), MediaTypeVideoCollection, setArt))
          {
            items.AppendArt(setArt, MediaTypeVideoCollection);
            items.SetArtFallback("fanart", "set.fanart");
            if (items.HasArt("set.poster"))
              items.SetArtFallback("thumb", "set.poster");
          }
        }
        items.SetContent("movies");
      }
      else if (node == NODE_TYPE_TITLE_TVSHOWS ||
               node == NODE_TYPE_INPROGRESS_TVSHOWS)
        items.SetContent("tvshows");
      else if (node == NODE_TYPE_TITLE_MUSICVIDEOS ||
               node == NODE_TYPE_RECENTLY_ADDED_MUSICVIDEOS)
        items.SetContent("musicvideos");
      else if (node == NODE_TYPE_GENRE)
        items.SetContent("genres");
      else if (node == NODE_TYPE_COUNTRY)
        items.SetContent("countries");
      else if (node == NODE_TYPE_ACTOR)
      {
        if (params.GetContentType() == VIDEODB_CONTENT_MUSICVIDEOS)
          items.SetContent("artists");
        else
          items.SetContent("actors");
      }
      else if (node == NODE_TYPE_DIRECTOR)
        items.SetContent("directors");
      else if (node == NODE_TYPE_STUDIO)
        items.SetContent("studios");
      else if (node == NODE_TYPE_YEAR)
        items.SetContent("years");
      else if (node == NODE_TYPE_MUSICVIDEOS_ALBUM)
        items.SetContent("albums");
      else if (node == NODE_TYPE_SETS)
        items.SetContent("sets");
      else if (node == NODE_TYPE_TAGS)
        items.SetContent("tags");
      else
        items.SetContent("");
    }
    else if (URIUtils::PathEquals(items.GetPath(), "special://videoplaylists/"))
      items.SetContent("playlists");
    else if (!items.IsVirtualDirectoryRoot())
    { // load info from the database
      std::string label;
      if (items.GetLabel().empty() && m_rootDir.IsSource(items.GetPath(), CMediaSourceSettings::GetInstance().GetSources("video"), &label))
        items.SetLabel(label);
      if (!items.IsSourcesPath() && !items.IsLibraryFolder())
        LoadVideoInfo(items);
    }

    CVideoDbUrl videoUrl;
    if (videoUrl.FromString(items.GetPath()) && items.GetContent() == "tags" &&
       !items.Contains("newtag://" + videoUrl.GetType()))
    {
      CFileItemPtr newTag(new CFileItem("newtag://" + videoUrl.GetType(), false));
      newTag->SetLabel(g_localizeStrings.Get(20462));
      newTag->SetLabelPreformatted(true);
      newTag->SetSpecialSort(SortSpecialOnTop);
      items.Add(newTag);
    }
  }
  return bResult;
}

void CGUIWindowVideoNav::LoadVideoInfo(CFileItemList &items)
{
  LoadVideoInfo(items, m_database);
}

void CGUIWindowVideoNav::LoadVideoInfo(CFileItemList &items, CVideoDatabase &database, bool allowReplaceLabels)
{
  //! @todo this could possibly be threaded as per the music info loading,
  //!       we could also cache the info
  if (!items.GetContent().empty() && !items.IsPlugin())
    return; // don't load for listings that have content set and weren't created from plugins

  std::string content = items.GetContent();
  // determine content only if it isn't set
  if (content.empty())
  {
    content = database.GetContentForPath(items.GetPath());
    items.SetContent((content.empty() && !items.IsPlugin()) ? "files" : content);
  }

  /*
    If we have a matching item in the library, so we can assign the metadata to it. In addition, we can choose
    * whether the item is stacked down (eg in the case of folders representing a single item)
    * whether or not we assign the library's labels to the item, or leave the item as is.

    As certain users (read: certain developers) don't want either of these to occur, we compromise by stacking
    items down only if stacking is available and enabled.

    Similarly, we assign the "clean" library labels to the item only if the "Replace filenames with library titles"
    setting is enabled.
    */
  const std::shared_ptr<CSettings> settings = CServiceBroker::GetSettingsComponent()->GetSettings();
  const bool stackItems    = items.GetProperty("isstacked").asBoolean() || (StackingAvailable(items) && settings->GetBool(CSettings::SETTING_MYVIDEOS_STACKVIDEOS));
  const bool replaceLabels = allowReplaceLabels && settings->GetBool(CSettings::SETTING_MYVIDEOS_REPLACELABELS);

  CFileItemList dbItems;
  /* NOTE: In the future when GetItemsForPath returns all items regardless of whether they're "in the library"
           we won't need the fetchedPlayCounts code, and can "simply" do this directly on absence of content. */
  bool fetchedPlayCounts = false;
  if (!content.empty())
  {
    database.GetItemsForPath(content, items.GetPath(), dbItems);
    dbItems.SetFastLookup(true);
  }

  for (int i = 0; i < items.Size(); i++)
  {
    CFileItemPtr pItem = items[i];
    CFileItemPtr match;

    if (!content.empty() && pItem->m_bIsFolder && !pItem->IsParentFolder())
    {
      // we need this for enabling the right context menu entries, like mark watched / unwatched
      pItem->SetProperty("IsVideoFolder", true);
    }

    if (!content.empty()) /* optical media will be stacked down, so it's path won't match the base path */
    {
      std::string pathToMatch = pItem->IsOpticalMediaFile() ? pItem->GetLocalMetadataPath() : pItem->GetPath();
      if (URIUtils::IsMultiPath(pathToMatch))
        pathToMatch = CMultiPathDirectory::GetFirstPath(pathToMatch);
      match = dbItems.Get(pathToMatch);
    }
    if (match)
    {
      pItem->UpdateInfo(*match, replaceLabels);

      if (stackItems)
      {
        if (match->m_bIsFolder)
          pItem->SetPath(match->GetVideoInfoTag()->m_strPath);
        else
          pItem->SetPath(match->GetVideoInfoTag()->m_strFileNameAndPath);
        // if we switch from a file to a folder item it means we really shouldn't be sorting files and
        // folders separately
        if (pItem->m_bIsFolder != match->m_bIsFolder)
        {
          items.SetSortIgnoreFolders(true);
          pItem->m_bIsFolder = match->m_bIsFolder;
        }
      }
    }
    else
    {
      /* NOTE: Currently we GetPlayCounts on our items regardless of whether content is set
                as if content is set, GetItemsForPaths doesn't return anything not in the content tables.
                This code can be removed once the content tables are always filled */
      if (!pItem->m_bIsFolder && !fetchedPlayCounts)
      {
        database.GetPlayCounts(items.GetPath(), items);
        fetchedPlayCounts = true;
      }

      // set the watched overlay
      if (pItem->IsVideo())
        pItem->SetOverlayImage(CGUIListItem::ICON_OVERLAY_UNWATCHED, pItem->HasVideoInfoTag() && pItem->GetVideoInfoTag()->GetPlayCount() > 0);
    }
  }
}

void CGUIWindowVideoNav::UpdateButtons()
{
  CGUIWindowVideoBase::UpdateButtons();

  // Update object count
  int iItems = m_vecItems->Size();
  if (iItems)
  {
    // check for parent dir and "all" items
    // should always be the first two items
    for (int i = 0; i <= (iItems>=2 ? 1 : 0); i++)
    {
      CFileItemPtr pItem = m_vecItems->Get(i);
      if (pItem->IsParentFolder()) iItems--;
      if (StringUtils::StartsWith(pItem->GetPath(), "/-1/")) iItems--;
    }
    // or the last item
    if (m_vecItems->Size() > 2 &&
      StringUtils::StartsWith(m_vecItems->Get(m_vecItems->Size()-1)->GetPath(), "/-1/"))
      iItems--;
  }
  std::string items = StringUtils::Format("%i %s", iItems, g_localizeStrings.Get(127).c_str());
  SET_CONTROL_LABEL(CONTROL_LABELFILES, items);

  // set the filter label
  std::string strLabel;

  // "Playlists"
  if (m_vecItems->IsPath("special://videoplaylists/"))
    strLabel = g_localizeStrings.Get(136);
  // "{Playlist Name}"
  else if (m_vecItems->IsPlayList())
  {
    // get playlist name from path
    std::string strDummy;
    URIUtils::Split(m_vecItems->GetPath(), strDummy, strLabel);
  }
  else if (m_vecItems->IsPath("sources://video/"))
    strLabel = g_localizeStrings.Get(744);
  // everything else is from a videodb:// path
  else if (m_vecItems->IsVideoDb())
  {
    CVideoDatabaseDirectory dir;
    dir.GetLabel(m_vecItems->GetPath(), strLabel);
  }
  else
    strLabel = URIUtils::GetFileName(m_vecItems->GetPath());

  SET_CONTROL_LABEL(CONTROL_FILTER, strLabel);

  int watchMode = CMediaSettings::GetInstance().GetWatchedMode(m_vecItems->GetContent());
  SET_CONTROL_LABEL(CONTROL_BTNSHOWMODE, g_localizeStrings.Get(16100 + watchMode));

  SET_CONTROL_SELECTED(GetID(), CONTROL_BTNSHOWALL, watchMode != WatchedModeAll);

  SET_CONTROL_SELECTED(GetID(),CONTROL_BTNPARTYMODE, g_partyModeManager.IsEnabled());

  CONTROL_ENABLE_ON_CONDITION(CONTROL_UPDATE_LIBRARY, !m_vecItems->IsAddonsPath() && !m_vecItems->IsPlugin() && !m_vecItems->IsScript());
}

bool CGUIWindowVideoNav::GetFilteredItems(const std::string &filter, CFileItemList &items)
{
  bool listchanged = CGUIMediaWindow::GetFilteredItems(filter, items);
  listchanged |= ApplyWatchedFilter(items);

  return listchanged;
}

/// \brief Search for names, genres, artists, directors, and plots with search string \e strSearch in the
/// \brief video databases and return the found \e items
/// \param strSearch The search string
/// \param items Items Found
void CGUIWindowVideoNav::DoSearch(const std::string& strSearch, CFileItemList& items)
{
  CFileItemList tempItems;
  std::string strGenre = g_localizeStrings.Get(515); // Genre
  std::string strActor = g_localizeStrings.Get(20337); // Actor
  std::string strDirector = g_localizeStrings.Get(20339); // Director

  //get matching names
  m_database.GetMoviesByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + g_localizeStrings.Get(20338) + "] ", items);

  m_database.GetEpisodesByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + g_localizeStrings.Get(20359) + "] ", items);

  m_database.GetTvShowsByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + g_localizeStrings.Get(20364) + "] ", items);

  m_database.GetMusicVideosByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + g_localizeStrings.Get(20391) + "] ", items);

  m_database.GetMusicVideosByAlbum(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + g_localizeStrings.Get(558) + "] ", items);

  // get matching genres
  m_database.GetMovieGenresByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strGenre + " - " + g_localizeStrings.Get(20342) + "] ", items);

  m_database.GetTvShowGenresByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strGenre + " - " + g_localizeStrings.Get(20343) + "] ", items);

  m_database.GetMusicVideoGenresByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strGenre + " - " + g_localizeStrings.Get(20389) + "] ", items);

  //get actors/artists
  m_database.GetMovieActorsByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strActor + " - " + g_localizeStrings.Get(20342) + "] ", items);

  m_database.GetTvShowsActorsByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strActor + " - " + g_localizeStrings.Get(20343) + "] ", items);

  m_database.GetMusicVideoArtistsByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strActor + " - " + g_localizeStrings.Get(20389) + "] ", items);

  //directors
  m_database.GetMovieDirectorsByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strDirector + " - " + g_localizeStrings.Get(20342) + "] ", items);

  m_database.GetTvShowsDirectorsByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strDirector + " - " + g_localizeStrings.Get(20343) + "] ", items);

  m_database.GetMusicVideoDirectorsByName(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + strDirector + " - " + g_localizeStrings.Get(20389) + "] ", items);

  //plot
  m_database.GetEpisodesByPlot(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + g_localizeStrings.Get(20365) + "] ", items);

  m_database.GetMoviesByPlot(strSearch, tempItems);
  AppendAndClearSearchItems(tempItems, "[" + g_localizeStrings.Get(20323) + "] ", items);
}

void CGUIWindowVideoNav::PlayItem(int iItem)
{
  // unlike additemtoplaylist, we need to check the items here
  // before calling it since the current playlist will be stopped
  // and cleared!

  // root is not allowed
  if (m_vecItems->IsVirtualDirectoryRoot())
    return;

  CGUIWindowVideoBase::PlayItem(iItem);
}

void CGUIWindowVideoNav::OnItemInfo(const CFileItem& fileItem, ADDON::ScraperPtr& scraper)
{
  if (!scraper || scraper->Content() == CONTENT_NONE)
  {
    m_database.Open(); // since we can be called from the music library without being inited
    if (fileItem.IsVideoDb())
      scraper = m_database.GetScraperForPath(fileItem.GetVideoInfoTag()->m_strPath);
    else
    {
      std::string strPath,strFile;
      URIUtils::Split(fileItem.GetPath(),strPath,strFile);
      scraper = m_database.GetScraperForPath(strPath);
    }
    m_database.Close();
  }
  CGUIWindowVideoBase::OnItemInfo(fileItem, scraper);
}

void CGUIWindowVideoNav::OnDeleteItem(CFileItemPtr pItem)
{
  if (m_vecItems->IsParentFolder())
    return;

  if (!m_vecItems->IsVideoDb() && !pItem->IsVideoDb())
  {
    if (!pItem->IsPath("newsmartplaylist://video") &&
        !pItem->IsPath("special://videoplaylists/") &&
        !pItem->IsPath("sources://video/") &&
        !URIUtils::IsProtocol(pItem->GetPath(), "newtag"))
      CGUIWindowVideoBase::OnDeleteItem(pItem);
  }
  else if (StringUtils::StartsWithNoCase(pItem->GetPath(), "videodb://movies/sets/") &&
           pItem->GetPath().size() > 22 && pItem->m_bIsFolder)
  {
    CGUIDialogYesNo* pDialog = CServiceBroker::GetGUI()->GetWindowManager().GetWindow<CGUIDialogYesNo>(WINDOW_DIALOG_YES_NO);
    pDialog->SetHeading(CVariant{432});
    std::string strLabel = StringUtils::Format(g_localizeStrings.Get(433).c_str(),pItem->GetLabel().c_str());
    pDialog->SetLine(1, CVariant{std::move(strLabel)});
    pDialog->SetLine(2, CVariant{""});
    pDialog->Open();
    if (pDialog->IsConfirmed())
    {
      CFileItemList items;
      CDirectory::GetDirectory(pItem->GetPath(),items,"",DIR_FLAG_NO_FILE_DIRS);
      for (int i=0;i<items.Size();++i)
        OnDeleteItem(items[i]);

      CVideoDatabaseDirectory dir;
      CQueryParams params;
      dir.GetQueryParams(pItem->GetPath(),params);
      m_database.DeleteSet(params.GetSetId());
    }
  }
  else if (m_vecItems->GetContent() == "tags" && pItem->m_bIsFolder)
  {
    CGUIDialogYesNo* pDialog = CServiceBroker::GetGUI()->GetWindowManager().GetWindow<CGUIDialogYesNo>(WINDOW_DIALOG_YES_NO);
    pDialog->SetHeading(CVariant{432});
    pDialog->SetLine(1, CVariant{ StringUtils::Format(g_localizeStrings.Get(433).c_str(), pItem->GetLabel().c_str()) });
    pDialog->SetLine(2, CVariant{""});
    pDialog->Open();
    if (pDialog->IsConfirmed())
    {
      CVideoDatabaseDirectory dir;
      CQueryParams params;
      dir.GetQueryParams(pItem->GetPath(), params);
      m_database.DeleteTag(params.GetTagId(), (VIDEODB_CONTENT_TYPE)params.GetContentType());
    }
  }
  else if (m_vecItems->IsPath(CUtil::VideoPlaylistsLocation()) ||
           m_vecItems->IsPath("special://videoplaylists/"))
  {
    pItem->m_bIsFolder = false;
    CGUIComponent *gui = CServiceBroker::GetGUI();
    if (gui && gui->ConfirmDelete(pItem->GetPath()))
      CFileUtils::DeleteItem(pItem);
  }
  else
  {
    if (!CGUIDialogVideoInfo::DeleteVideoItem(pItem))
      return;
  }
  int itemNumber = m_viewControl.GetSelectedItem();
  int select = itemNumber >= m_vecItems->Size()-1 ? itemNumber-1 : itemNumber;
  m_viewControl.SetSelectedItem(select);

  CUtil::DeleteVideoDatabaseDirectoryCache();
}

void CGUIWindowVideoNav::GetContextButtons(int itemNumber, CContextButtons &buttons)
{
  CFileItemPtr item;
  if (itemNumber >= 0 && itemNumber < m_vecItems->Size())
    item = m_vecItems->Get(itemNumber);

  CGUIWindowVideoBase::GetContextButtons(itemNumber, buttons);

  CVideoDatabaseDirectory dir;
  NODE_TYPE node = dir.GetDirectoryChildType(m_vecItems->GetPath());

  const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();

  if (!item)
  {
    // nothing to do here
  }
  else if (m_vecItems->IsPath("sources://video/"))
  {
    // get the usual shares
    CGUIDialogContextMenu::GetContextButtons("video", item, buttons);
    if (!item->IsDVD() && item->GetPath() != "add" && !item->IsParentFolder() &&
        (profileManager->GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser))
    {
      CVideoDatabase database;
      database.Open();
      ADDON::ScraperPtr info = database.GetScraperForPath(item->GetPath());

      if (!item->IsLiveTV() && !item->IsAddonsPath() && !URIUtils::IsUPnP(item->GetPath()))
      {
        if (info && info->Content() != CONTENT_NONE)
        {
          buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20442);
          buttons.Add(CONTEXT_BUTTON_SCAN, 13349);
        }
        else
          buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20333);
      }
    }
  }
  else
  {
    // are we in the playlists location?
    bool inPlaylists = m_vecItems->IsPath(CUtil::VideoPlaylistsLocation()) ||
                       m_vecItems->IsPath("special://videoplaylists/");

    if (item->HasVideoInfoTag() && !item->GetVideoInfoTag()->m_artist.empty())
    {
      CMusicDatabase database;
      database.Open();
      if (database.GetArtistByName(StringUtils::Join(item->GetVideoInfoTag()->m_artist, CServiceBroker::GetSettingsComponent()->GetAdvancedSettings()->m_videoItemSeparator)) > -1)
        buttons.Add(CONTEXT_BUTTON_GO_TO_ARTIST, 20396);
    }
    if (item->HasVideoInfoTag() && !item->GetVideoInfoTag()->m_strAlbum.empty())
    {
      CMusicDatabase database;
      database.Open();
      if (database.GetAlbumByName(item->GetVideoInfoTag()->m_strAlbum) > -1)
        buttons.Add(CONTEXT_BUTTON_GO_TO_ALBUM, 20397);
    }
    if (item->HasVideoInfoTag() && !item->GetVideoInfoTag()->m_strAlbum.empty() &&
        !item->GetVideoInfoTag()->m_artist.empty()                              &&
        !item->GetVideoInfoTag()->m_strTitle.empty())
    {
      CMusicDatabase database;
      database.Open();
      if (database.GetSongByArtistAndAlbumAndTitle(StringUtils::Join(item->GetVideoInfoTag()->m_artist, CServiceBroker::GetSettingsComponent()->GetAdvancedSettings()->m_videoItemSeparator),
                                                   item->GetVideoInfoTag()->m_strAlbum,
                                                   item->GetVideoInfoTag()->m_strTitle) > -1)
      {
        buttons.Add(CONTEXT_BUTTON_PLAY_OTHER, 20398);
      }
    }
    if (!item->IsParentFolder())
    {
      ADDON::ScraperPtr info;
      VIDEO::SScanSettings settings;
      GetScraperForItem(item.get(), info, settings);

      // can we update the database?
      if (profileManager->GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser)
      {
        if (!g_application.IsVideoScanning() && item->IsVideoDb() && item->HasVideoInfoTag() &&
           (item->GetVideoInfoTag()->m_type == MediaTypeMovie ||          // movies
            item->GetVideoInfoTag()->m_type == MediaTypeTvShow ||         // tvshows
            item->GetVideoInfoTag()->m_type == MediaTypeSeason ||         // seasons
            item->GetVideoInfoTag()->m_type == MediaTypeEpisode ||        // episodes
            item->GetVideoInfoTag()->m_type == MediaTypeMusicVideo ||     // musicvideos
            item->GetVideoInfoTag()->m_type == "tag" ||                   // tags
            item->GetVideoInfoTag()->m_type == MediaTypeVideoCollection)) // sets
        {
          buttons.Add(CONTEXT_BUTTON_EDIT, 16106);
        }
        if (node == NODE_TYPE_TITLE_TVSHOWS)
        {
          buttons.Add(CONTEXT_BUTTON_SCAN, 13349);
        }

        if (node == NODE_TYPE_ACTOR && !dir.IsAllItem(item->GetPath()) && item->m_bIsFolder)
        {
          if (StringUtils::StartsWithNoCase(m_vecItems->GetPath(), "videodb://musicvideos")) // mvids
            buttons.Add(CONTEXT_BUTTON_SET_ARTIST_THUMB, 13359);
          else
            buttons.Add(CONTEXT_BUTTON_SET_ACTOR_THUMB, 20403);
        }
      }

      if (!m_vecItems->IsVideoDb() && !m_vecItems->IsVirtualDirectoryRoot())
      { // non-video db items, file operations are allowed
        if ((CServiceBroker::GetSettingsComponent()->GetSettings()->GetBool(CSettings::SETTING_FILELISTS_ALLOWFILEDELETION) &&
            CUtil::SupportsWriteFileOperations(item->GetPath())) ||
            (inPlaylists && URIUtils::GetFileName(item->GetPath()) != "PartyMode-Video.xsp"
                         && (item->IsPlayList() || item->IsSmartPlayList())))
        {
          buttons.Add(CONTEXT_BUTTON_DELETE, 117);
          buttons.Add(CONTEXT_BUTTON_RENAME, 118);
        }
        // add "Set/Change content" to folders
        if (item->m_bIsFolder && !item->IsVideoDb() && !item->IsPlayList() && !item->IsSmartPlayList() && !item->IsLibraryFolder() && !item->IsLiveTV() && !item->IsPlugin() && !item->IsAddonsPath() && !URIUtils::IsUPnP(item->GetPath()))
        {
          if (info && info->Content() != CONTENT_NONE)
            buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20442);
          else
            buttons.Add(CONTEXT_BUTTON_SET_CONTENT, 20333);

          if (info && info->Content() != CONTENT_NONE)
            buttons.Add(CONTEXT_BUTTON_SCAN, 13349);
        }
      }

      if ((!item->HasVideoInfoTag() || item->GetVideoInfoTag()->m_iDbId == -1) && info && info->Content() != CONTENT_NONE)
        buttons.Add(CONTEXT_BUTTON_SCAN_TO_LIBRARY, 21845);

    }
  }
}

bool CGUIWindowVideoNav::OnContextButton(int itemNumber, CONTEXT_BUTTON button)
{
  CFileItemPtr item;
  if (itemNumber >= 0 && itemNumber < m_vecItems->Size())
    item = m_vecItems->Get(itemNumber);
  if (CGUIDialogContextMenu::OnContextButton("video", item, button))
  {
    //! @todo should we search DB for entries from plugins?
    if (button == CONTEXT_BUTTON_REMOVE_SOURCE && !item->IsPlugin()
        && !item->IsLiveTV() &&!item->IsRSS() && !URIUtils::IsUPnP(item->GetPath()))
    {
      // if the source has been properly removed, remove the cached source list because the list has changed
      if (OnUnAssignContent(item->GetPath(), 20375, 20340))
        m_vecItems->RemoveDiscCache(GetID());
    }
    Refresh();
    return true;
  }
  switch (button)
  {
  case CONTEXT_BUTTON_EDIT:
    {
      CONTEXT_BUTTON ret = (CONTEXT_BUTTON)CGUIDialogVideoInfo::ManageVideoItem(item);
      if (ret != CONTEXT_BUTTON_CANCELLED)
      {
        Refresh(true);
        if (ret == CONTEXT_BUTTON_DELETE)
        {
          int select = itemNumber >= m_vecItems->Size()-1 ? itemNumber-1:itemNumber;
          m_viewControl.SetSelectedItem(select);
        }
      }
      return true;
    }

  case CONTEXT_BUTTON_SET_ACTOR_THUMB:
  case CONTEXT_BUTTON_SET_ARTIST_THUMB:
    {
      std::string type = MediaTypeSeason;
      if (button == CONTEXT_BUTTON_SET_ACTOR_THUMB)
        type = "actor";
      else if (button == CONTEXT_BUTTON_SET_ARTIST_THUMB)
        type = MediaTypeArtist;

      bool result = CGUIDialogVideoInfo::ManageVideoItemArtwork(m_vecItems->Get(itemNumber), type);
      Refresh();

      return result;
    }
  case CONTEXT_BUTTON_GO_TO_ARTIST:
    {
      std::string strPath;
      CMusicDatabase database;
      database.Open();
      strPath = StringUtils::Format("musicdb://artists/%i/",
                                    database.GetArtistByName(StringUtils::Join(m_vecItems->Get(itemNumber)->GetVideoInfoTag()->m_artist, CServiceBroker::GetSettingsComponent()->GetAdvancedSettings()->m_videoItemSeparator)));
      CServiceBroker::GetGUI()->GetWindowManager().ActivateWindow(WINDOW_MUSIC_NAV,strPath);
      return true;
    }
  case CONTEXT_BUTTON_GO_TO_ALBUM:
    {
      std::string strPath;
      CMusicDatabase database;
      database.Open();
      strPath = StringUtils::Format("musicdb://albums/%i/",
                                    database.GetAlbumByName(m_vecItems->Get(itemNumber)->GetVideoInfoTag()->m_strAlbum));
      CServiceBroker::GetGUI()->GetWindowManager().ActivateWindow(WINDOW_MUSIC_NAV,strPath);
      return true;
    }
  case CONTEXT_BUTTON_PLAY_OTHER:
    {
      CMusicDatabase database;
      database.Open();
      CSong song;
      if (database.GetSong(database.GetSongByArtistAndAlbumAndTitle(StringUtils::Join(m_vecItems->Get(itemNumber)->GetVideoInfoTag()->m_artist, CServiceBroker::GetSettingsComponent()->GetAdvancedSettings()->m_videoItemSeparator),m_vecItems->Get(itemNumber)->GetVideoInfoTag()->m_strAlbum,
                                                                        m_vecItems->Get(itemNumber)->GetVideoInfoTag()->m_strTitle),
                                                                        song))
      {
        CApplicationMessenger::GetInstance().PostMsg(TMSG_MEDIA_PLAY, 0, 0, static_cast<void*>(new CFileItem(song)));
      }
      return true;
    }
  case CONTEXT_BUTTON_SCAN_TO_LIBRARY:
    CGUIDialogVideoInfo::ShowFor(*item);
    return true;

  default:
    break;

  }
  return CGUIWindowVideoBase::OnContextButton(itemNumber, button);
}

bool CGUIWindowVideoNav::OnAddMediaSource()
{
  return CGUIDialogMediaSource::ShowAndAddMediaSource("video");
}

bool CGUIWindowVideoNav::OnClick(int iItem, const std::string &player)
{
  CFileItemPtr item = m_vecItems->Get(iItem);
  if (!item->m_bIsFolder && item->IsVideoDb() && !item->Exists())
  {
    CLog::Log(LOGDEBUG, "%s called on '%s' but file doesn't exist", __FUNCTION__, item->GetPath().c_str());

    const std::shared_ptr<CProfileManager> profileManager = CServiceBroker::GetSettingsComponent()->GetProfileManager();

    if (profileManager->GetCurrentProfile().canWriteDatabases() || g_passwordManager.bMasterUser)
    {
      if (!CGUIDialogVideoInfo::DeleteVideoItemFromDatabase(item, true))
        return true;

      // update list
      Refresh(true);
      m_viewControl.SetSelectedItem(iItem);
      return true;
    }
    else
    {
      HELPERS::ShowOKDialogText(CVariant{257}, CVariant{662});
      return true;
    }
  }
  else if (StringUtils::StartsWithNoCase(item->GetPath(), "newtag://"))
  {
    // dont allow update while scanning
    if (g_application.IsVideoScanning())
    {
      HELPERS::ShowOKDialogText(CVariant{257}, CVariant{14057});
      return true;
    }

    //Get the new title
    std::string strTag;
    if (!CGUIKeyboardFactory::ShowAndGetInput(strTag, CVariant{g_localizeStrings.Get(20462)}, false))
      return true;

    CVideoDatabase videodb;
    if (!videodb.Open())
      return true;

    // get the media type and convert from plural to singular (by removing the trailing "s")
    std::string mediaType = item->GetPath().substr(9);
    mediaType = mediaType.substr(0, mediaType.size() - 1);
    std::string localizedType = CGUIDialogVideoInfo::GetLocalizedVideoType(mediaType);
    if (localizedType.empty())
      return true;

    if (!videodb.GetSingleValue("tag", "tag.tag_id", videodb.PrepareSQL("tag.name = '%s' AND tag.tag_id IN (SELECT tag_link.tag_id FROM tag_link WHERE tag_link.media_type = '%s')", strTag.c_str(), mediaType.c_str())).empty())
    {
      std::string strError = StringUtils::Format(g_localizeStrings.Get(20463).c_str(), strTag.c_str());
      HELPERS::ShowOKDialogText(CVariant{20462}, CVariant{std::move(strError)});
      return true;
    }

    int idTag = videodb.AddTag(strTag);
    CFileItemList items;
    std::string strLabel = StringUtils::Format(g_localizeStrings.Get(20464).c_str(), localizedType.c_str());
    if (CGUIDialogVideoInfo::GetItemsForTag(strLabel, mediaType, items, idTag))
    {
      for (int index = 0; index < items.Size(); index++)
      {
        if (!items[index]->HasVideoInfoTag() || items[index]->GetVideoInfoTag()->m_iDbId <= 0)
          continue;

        videodb.AddTagToItem(items[index]->GetVideoInfoTag()->m_iDbId, idTag, mediaType);
      }
    }

    Refresh(true);
    return true;
  }

  return CGUIWindowVideoBase::OnClick(iItem, player);
}

std::string CGUIWindowVideoNav::GetStartFolder(const std::string &dir)
{
  std::string lower(dir); StringUtils::ToLower(lower);
  if (lower == "moviegenres")
    return "videodb://movies/genres/";
  else if (lower == "movietitles")
    return "videodb://movies/titles/";
  else if (lower == "movieyears")
    return "videodb://movies/years/";
  else if (lower == "movieactors")
    return "videodb://movies/actors/";
  else if (lower == "moviedirectors")
    return "videodb://movies/directors/";
  else if (lower == "moviestudios")
    return "videodb://movies/studios/";
  else if (lower == "moviesets")
    return "videodb://movies/sets/";
  else if (lower == "moviecountries")
    return "videodb://movies/countries/";
  else if (lower == "movietags")
    return "videodb://movies/tags/";
  else if (lower == "movies")
    return "videodb://movies/";
  else if (lower == "tvshowgenres")
    return "videodb://tvshows/genres/";
  else if (lower == "tvshowtitles")
    return "videodb://tvshows/titles/";
  else if (lower == "tvshowyears")
    return "videodb://tvshows/years/";
  else if (lower == "tvshowactors")
    return "videodb://tvshows/actors/";
  else if (lower == "tvshowstudios")
    return "videodb://tvshows/studios/";
  else if (lower == "tvshowtags")
    return "videodb://tvshows/tags/";
  else if (lower == "tvshows")
    return "videodb://tvshows/";
  else if (lower == "musicvideogenres")
    return "videodb://musicvideos/genres/";
  else if (lower == "musicvideotitles")
    return "videodb://musicvideos/titles/";
  else if (lower == "musicvideoyears")
    return "videodb://musicvideos/years/";
  else if (lower == "musicvideoartists")
    return "videodb://musicvideos/artists/";
  else if (lower == "musicvideoalbums")
    return "videodb://musicvideos/albums/";
  else if (lower == "musicvideodirectors")
    return "videodb://musicvideos/directors/";
  else if (lower == "musicvideostudios")
    return "videodb://musicvideos/studios/";
  else if (lower == "musicvideotags")
    return "videodb://musicvideos/tags/";
  else if (lower == "musicvideos")
    return "videodb://musicvideos/";
  else if (lower == "recentlyaddedmovies")
    return "videodb://recentlyaddedmovies/";
  else if (lower == "recentlyaddedepisodes")
    return "videodb://recentlyaddedepisodes/";
  else if (lower == "recentlyaddedmusicvideos")
    return "videodb://recentlyaddedmusicvideos/";
  else if (lower == "inprogresstvshows")
    return "videodb://inprogresstvshows/";
  else if (lower == "files")
    return "sources://video/";
  return CGUIWindowVideoBase::GetStartFolder(dir);
}

bool CGUIWindowVideoNav::ApplyWatchedFilter(CFileItemList &items)
{
  bool listchanged = false;
  CVideoDatabaseDirectory dir;
  NODE_TYPE node = dir.GetDirectoryChildType(items.GetPath());

  // now filter watched items as necessary
  bool filterWatched=false;
  if (node == NODE_TYPE_EPISODES
  ||  node == NODE_TYPE_SEASONS
  ||  node == NODE_TYPE_SETS
  ||  node == NODE_TYPE_TAGS
  ||  node == NODE_TYPE_TITLE_MOVIES
  ||  node == NODE_TYPE_TITLE_TVSHOWS
  ||  node == NODE_TYPE_TITLE_MUSICVIDEOS
  ||  node == NODE_TYPE_RECENTLY_ADDED_EPISODES
  ||  node == NODE_TYPE_RECENTLY_ADDED_MOVIES
  ||  node == NODE_TYPE_RECENTLY_ADDED_MUSICVIDEOS)
    filterWatched = true;
  if (!items.IsVideoDb())
    filterWatched = true;
  if (items.GetContent() == "tvshows" &&
     (items.IsSmartPlayList() || items.IsLibraryFolder()))
    node = NODE_TYPE_TITLE_TVSHOWS; // so that the check below works

  int watchMode = CMediaSettings::GetInstance().GetWatchedMode(m_vecItems->GetContent());

  for (int i = 0; i < items.Size(); i++)
  {
    CFileItemPtr item = items.Get(i);

    if(item->HasVideoInfoTag() && (node == NODE_TYPE_TITLE_TVSHOWS || node == NODE_TYPE_SEASONS))
    {
      if (watchMode == WatchedModeUnwatched)
        item->GetVideoInfoTag()->m_iEpisode = (int)item->GetProperty("unwatchedepisodes").asInteger();
      if (watchMode == WatchedModeWatched)
        item->GetVideoInfoTag()->m_iEpisode = (int)item->GetProperty("watchedepisodes").asInteger();
      if (watchMode == WatchedModeAll)
        item->GetVideoInfoTag()->m_iEpisode = (int)item->GetProperty("totalepisodes").asInteger();
      item->SetProperty("numepisodes", item->GetVideoInfoTag()->m_iEpisode);
      listchanged = true;
    }

    if (filterWatched)
    {
      if(!item->IsParentFolder() && // Don't delete the go to parent folder
         ((watchMode == WatchedModeWatched   && item->GetVideoInfoTag()->GetPlayCount() == 0) ||
          (watchMode == WatchedModeUnwatched && item->GetVideoInfoTag()->GetPlayCount() > 0)))
      {
        items.Remove(i);
        i--;
        listchanged = true;
      }
    }
  }

  // Remove the parent folder icon, if it's the only thing in the folder. This is needed for hiding seasons.
  if (items.GetObjectCount() == 0 && items.GetFileCount() > 0 && items.Get(0)->IsParentFolder())
      items.Remove(0);

  if(node == NODE_TYPE_TITLE_TVSHOWS || node == NODE_TYPE_SEASONS)
  {
    // the watched filter may change the "numepisodes" property which is reflected in the TV_SHOWS and SEASONS nodes
    // therefore, the items labels have to be refreshed, and possibly the list needs resorting as well.
    items.ClearSortState(); // this is needed to force resorting even if sort method did not change
    FormatAndSort(items);
  }

  return listchanged;
}
