const express = require('express');
const axios = require('axios');
const router = express.Router();

const { getTorrents, mapTorrentToDownload } = require('../utils/qbittorrent');
const { 
  getSABnzbdInstances, 
  getSonarrInstances, 
  getRadarrInstances 
} = require('../utils/config');

const EMBY_URL = process.env.EMBY_URL;
const EMBY_API_KEY = process.env.EMBY_API_KEY;

// Helper function to extract poster/cover art URL from a movie or series object
function getCoverArt(item) {
  if (!item || !item.images) return null;
  const poster = item.images.find(img => img.coverType === 'poster');
  if (poster) return poster.remoteUrl || poster.url || null;
  // Fallback to fanart if no poster
  const fanart = item.images.find(img => img.coverType === 'fanart');
  return fanart ? (fanart.remoteUrl || fanart.url || null) : null;
}

// Helper function to extract user tag from series/movie
// For Radarr: tags is array of IDs, tagMap is id -> label mapping
// For Sonarr: tags is array of objects with label property
function extractUserTag(tags, tagMap) {
  if (!tags || tags.length === 0) return null;
  
  // If tagMap provided (Radarr), look up label by ID
  if (tagMap) {
    for (const tagId of tags) {
      const label = tagMap.get(tagId);
      if (label) return label;
    }
    return null;
  }
  
  // Sonarr style - tags are objects with label
  const userTag = tags.find(tag => tag && tag.label);
  return userTag ? userTag.label : null;
}

// Get user downloads for authenticated user
router.get('/user-downloads', async (req, res) => {
  try {
    // Get authenticated user from cookie
    const userCookie = req.cookies.emby_user;
    if (!userCookie) {
      return res.status(401).json({ error: 'Not authenticated' });
    }
    
    const user = JSON.parse(userCookie);
    const username = user.name.toLowerCase();
    const isAdmin = !!user.isAdmin;
    const showAll = isAdmin && req.query.showAll === 'true';
    console.log(`[Dashboard] Fetching downloads for authenticated user: ${user.name} (${username}), isAdmin: ${isAdmin}, showAll: ${showAll}`);

    // Get all service instances
    const sabInstances = getSABnzbdInstances();
    const sonarrInstances = getSonarrInstances();
    const radarrInstances = getRadarrInstances();
    
    console.log(`[Dashboard] Fetching data from all services...`);
    console.log(`[Dashboard] SABnzbd instances: ${sabInstances.length}`);
    console.log(`[Dashboard] Sonarr instances: ${sonarrInstances.length}`);
    console.log(`[Dashboard] Radarr instances: ${radarrInstances.length}`);
    
    // Fetch from all SABnzbd instances
    const sabQueuePromises = sabInstances.map(inst => 
      axios.get(`${inst.url}/api`, {
        params: { mode: 'queue', apikey: inst.apiKey, output: 'json' }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] SABnzbd ${inst.id} queue error:`, err.message);
        return { instance: inst.id, data: { queue: { slots: [] } } };
      })
    );
    
    const sabHistoryPromises = sabInstances.map(inst => 
      axios.get(`${inst.url}/api`, {
        params: { mode: 'history', apikey: inst.apiKey, output: 'json', limit: 100 }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] SABnzbd ${inst.id} history error:`, err.message);
        return { instance: inst.id, data: { history: { slots: [] } } };
      })
    );
    
    // Fetch from all Sonarr instances
    const sonarrTagsPromises = sonarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/tag`, {
        headers: { 'X-Api-Key': inst.apiKey }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Sonarr ${inst.id} tags error:`, err.message);
        return { instance: inst.id, data: [] };
      })
    );
    
    const sonarrQueuePromises = sonarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/queue`, {
        headers: { 'X-Api-Key': inst.apiKey },
        params: { includeSeries: true, includeEpisode: true }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Sonarr ${inst.id} queue error:`, err.message);
        return { instance: inst.id, data: { records: [] } };
      })
    );
    
    const sonarrHistoryPromises = sonarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/history`, {
        headers: { 'X-Api-Key': inst.apiKey },
        params: { pageSize: 100, includeSeries: true, includeEpisode: true }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Sonarr ${inst.id} history error:`, err.message);
        return { instance: inst.id, data: { records: [] } };
      })
    );
    
    const sonarrSeriesPromises = sonarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/series`, {
        headers: { 'X-Api-Key': inst.apiKey }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Sonarr ${inst.id} series error:`, err.message);
        return { instance: inst.id, data: [] };
      })
    );
    
    // Fetch from all Radarr instances
    const radarrQueuePromises = radarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/queue`, {
        headers: { 'X-Api-Key': inst.apiKey },
        params: { includeMovie: true }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Radarr ${inst.id} queue error:`, err.message);
        return { instance: inst.id, data: { records: [] } };
      })
    );
    
    const radarrHistoryPromises = radarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/history`, {
        headers: { 'X-Api-Key': inst.apiKey },
        params: { pageSize: 100, includeMovie: true }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Radarr ${inst.id} history error:`, err.message);
        return { instance: inst.id, data: { records: [] } };
      })
    );
    
    const radarrMoviesPromises = radarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/movie`, {
        headers: { 'X-Api-Key': inst.apiKey }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Radarr ${inst.id} movies error:`, err.message);
        return { instance: inst.id, data: [] };
      })
    );
    
    const radarrTagsPromises = radarrInstances.map(inst => 
      axios.get(`${inst.url}/api/v3/tag`, {
        headers: { 'X-Api-Key': inst.apiKey }
      }).then(res => ({ instance: inst.id, data: res.data })).catch(err => {
        console.error(`[Dashboard] Radarr ${inst.id} tags error:`, err.message);
        return { instance: inst.id, data: [] };
      })
    );
    
    // Execute all requests
    const [
      sabQueues, sabHistories, sonarrTagsResults, sonarrQueues, sonarrHistories, sonarrSeriesResults,
      radarrQueues, radarrHistories, radarrMoviesResults, radarrTagsResults,
      qbittorrentTorrents
    ] = await Promise.all([
      Promise.all(sabQueuePromises),
      Promise.all(sabHistoryPromises),
      Promise.all(sonarrTagsPromises),
      Promise.all(sonarrQueuePromises),
      Promise.all(sonarrHistoryPromises),
      Promise.all(sonarrSeriesPromises),
      Promise.all(radarrQueuePromises),
      Promise.all(radarrHistoryPromises),
      Promise.all(radarrMoviesPromises),
      Promise.all(radarrTagsPromises),
      getTorrents().catch(err => {
        console.error(`[Dashboard] qBittorrent error:`, err.message);
        return [];
      })
    ]);
    
    // Aggregate data from all instances
    const firstSabQueue = sabQueues[0] && sabQueues[0].data && sabQueues[0].data.queue;
    const sabnzbdQueue = { 
      data: { 
        queue: { 
          slots: sabQueues.flatMap(q => (q.data.queue && q.data.queue.slots) || []),
          status: firstSabQueue && firstSabQueue.status,
          speed: firstSabQueue && firstSabQueue.speed,
          kbpersec: firstSabQueue && firstSabQueue.kbpersec
        } 
      } 
    };
    const sabnzbdHistory = { 
      data: { 
        history: { 
          slots: sabHistories.flatMap(h => (h.data.history && h.data.history.slots) || []) 
        } 
      } 
    };
    const sonarrQueue = { 
      data: { 
        records: sonarrQueues.flatMap(q => q.data.records || []) 
      } 
    };
    const sonarrHistory = { 
      data: { 
        records: sonarrHistories.flatMap(h => h.data.records || []) 
      } 
    };
    const sonarrSeries = { 
      data: sonarrSeriesResults.flatMap(s => s.data || []) 
    };
    const radarrQueue = { 
      data: { 
        records: radarrQueues.flatMap(q => q.data.records || []) 
      } 
    };
    const radarrHistory = { 
      data: { 
        records: radarrHistories.flatMap(h => h.data.records || []) 
      } 
    };
    const radarrMovies = { 
      data: radarrMoviesResults.flatMap(m => m.data || []) 
    };
    const radarrTags = { 
      data: radarrTagsResults.flatMap(t => t.data || []) 
    };
    
    console.log(`[Dashboard] Data fetched successfully`);
    console.log(`[Dashboard] Sonarr series: ${sonarrSeries.data.length}`);
    console.log(`[Dashboard] Radarr movies: ${radarrMovies.data.length}`);
    console.log(`[Dashboard] Radarr queue records: ${radarrQueue.data.records.length}`);
    console.log(`[Dashboard] Radarr history records: ${radarrHistory.data.records.length}`);
    console.log(`[Dashboard] SABnzbd queue slots: ${sabnzbdQueue.data.queue ? sabnzbdQueue.data.queue.slots.length : 0}`);
    console.log(`[Dashboard] SABnzbd history slots: ${sabnzbdHistory.data.history ? sabnzbdHistory.data.history.slots.length : 0}`);
    console.log(`[Dashboard] qBittorrent torrents: ${qbittorrentTorrents.length}`);
    console.log(`[Dashboard] Radarr queue:`, JSON.stringify(radarrQueue.data.records));
    console.log(`[Dashboard] Radarr history:`, JSON.stringify(radarrHistory.data.records));

    // Create maps for quick lookup
    const seriesMap = new Map(sonarrSeries.data.map(s => [s.id, s]));
    const moviesMap = new Map(radarrMovies.data.map(m => [m.id, m]));
    
    // Create tag maps (id -> label)
    const sonarrTagMap = new Map(sonarrTagsResults.flatMap(t => t.data || []).map(t => [t.id, t.label]));
    const radarrTagMap = new Map(radarrTags.data.map(t => [t.id, t.label]));
    console.log(`[Dashboard] Radarr tags:`, JSON.stringify(radarrTags.data));
    console.log(`[Dashboard] Movies map keys:`, Array.from(moviesMap.keys()).slice(0, 10));
    console.log(`[Dashboard] Looking for movieId: 2962`);
    console.log(`[Dashboard] Movie 2962:`, JSON.stringify(moviesMap.get(2962)));
    console.log(`[Dashboard] Sample movie structure:`, JSON.stringify(radarrMovies.data[0]));

    // Match SABnzbd downloads to Sonarr/Radarr activity
    const userDownloads = [];

    // Process SABnzbd queue
    const queueStatus = sabnzbdQueue.data.queue ? sabnzbdQueue.data.queue.status : null;
    const queueSpeed = sabnzbdQueue.data.queue ? sabnzbdQueue.data.queue.speed : null;
    const queueKbpersec = sabnzbdQueue.data.queue ? sabnzbdQueue.data.queue.kbpersec : null;
    console.log(`[Dashboard] Queue status: ${queueStatus}, speed: ${queueSpeed}, kbpersec: ${queueKbpersec}`);
    
    // Helper to determine status and speed
    function getSlotStatusAndSpeed(slot) {
      // If whole queue is paused, everything is paused with 0 speed
      if (queueStatus === 'Paused') {
        return { status: 'Paused', speed: '0' };
      }
      // Use slot's actual status and queue speed
      return { 
        status: slot.status || 'Unknown', 
        speed: queueSpeed || queueKbpersec || '0'
      };
    }
    
    if (sabnzbdQueue.data.queue && sabnzbdQueue.data.queue.slots) {
      for (const slot of sabnzbdQueue.data.queue.slots) {
        try {
          const nzbName = slot.filename || slot.nzbname;
          if (!nzbName) {
            console.log(`[Dashboard] Skipping slot with no filename/nzbname`);
            continue;
          }
          const slotState = getSlotStatusAndSpeed(slot);
          console.log(`[Dashboard] Slot ${nzbName}: status=${slotState.status}, speed=${slotState.speed}`);
          const nzbNameLower = nzbName.toLowerCase();
          
          // Try to match with Sonarr
          const sonarrMatch = sonarrQueue.data.records.find(r => {
            const rTitle = (r.title || r.sourceTitle || '').toLowerCase();
            return rTitle && (rTitle.includes(nzbNameLower) || nzbNameLower.includes(rTitle));
          });
          
          if (sonarrMatch && sonarrMatch.seriesId) {
            const series = seriesMap.get(sonarrMatch.seriesId) || sonarrMatch.series;
            if (series) {
              const userTag = extractUserTag(series.tags, sonarrTagMap);
              if (userTag && (showAll || userTag.toLowerCase() === username)) {
                const dlObj = {
                  type: 'series',
                  title: nzbName,
                  coverArt: getCoverArt(series),
                  status: slotState.status,
                  progress: slot.percentage,
                  mb: slot.mb,
                  mbmissing: slot.mbmissing,
                  size: slot.size,
                  speed: slotState.speed,
                  eta: slot.timeleft,
                  seriesName: series.title,
                  episodeInfo: sonarrMatch,
                  userTag: userTag
                };
                if (isAdmin) {
                  dlObj.downloadPath = slot.storage || null;
                  dlObj.targetPath = series.path || null;
                }
                userDownloads.push(dlObj);
              }
            }
          }

          // Try to match with Radarr
          const radarrMatch = radarrQueue.data.records.find(r => {
            const rTitle = (r.title || r.sourceTitle || '').toLowerCase();
            return rTitle && (rTitle.includes(nzbNameLower) || nzbNameLower.includes(rTitle));
          });
          
          if (radarrMatch && radarrMatch.movieId) {
            const movie = moviesMap.get(radarrMatch.movieId) || radarrMatch.movie;
            if (movie) {
              const userTag = extractUserTag(movie.tags, radarrTagMap);
              if (userTag && (showAll || userTag.toLowerCase() === username)) {
                const dlObj = {
                  type: 'movie',
                  title: nzbName,
                  coverArt: getCoverArt(movie),
                  status: slotState.status,
                  progress: slot.percentage,
                  mb: slot.mb,
                  mbmissing: slot.mbmissing,
                  size: slot.size,
                  speed: slotState.speed,
                  eta: slot.timeleft,
                  movieName: movie.title,
                  movieInfo: radarrMatch,
                  userTag: userTag
                };
                if (isAdmin) {
                  dlObj.downloadPath = slot.storage || null;
                  dlObj.targetPath = movie.path || null;
                }
                userDownloads.push(dlObj);
              }
            }
          }
        } catch (err) {
          console.error(`[Dashboard] Error processing slot:`, err.message);
          console.error(`[Dashboard] Slot data:`, JSON.stringify(slot));
        }
      }
    }

    // Process SABnzbd history
    if (sabnzbdHistory.data.history && sabnzbdHistory.data.history.slots) {
      for (const slot of sabnzbdHistory.data.history.slots) {
        try {
          const nzbName = slot.name || slot.nzb_name || slot.nzbname;
          if (!nzbName) {
            console.log(`[Dashboard] Skipping history slot with no name/nzb_name/nzbname`);
            continue;
          }
          const nzbNameLower = nzbName.toLowerCase();
          
          // Try to match with Sonarr history
          const sonarrMatch = sonarrHistory.data.records.find(r => {
            const rTitle = (r.sourceTitle || r.title || '').toLowerCase();
            return rTitle && (rTitle.includes(nzbNameLower) || nzbNameLower.includes(rTitle));
          });
          
          if (sonarrMatch && sonarrMatch.seriesId) {
            const series = seriesMap.get(sonarrMatch.seriesId) || sonarrMatch.series;
            if (series) {
              const userTag = extractUserTag(series.tags, sonarrTagMap);
              if (userTag && (showAll || userTag.toLowerCase() === username)) {
                const dlObj = {
                  type: 'series',
                  title: nzbName,
                  coverArt: getCoverArt(series),
                  status: slot.status,
                  size: slot.size,
                  completedAt: slot.completed_time,
                  seriesName: series.title,
                  episodeInfo: sonarrMatch,
                  userTag: userTag
                };
                if (isAdmin) {
                  dlObj.downloadPath = slot.storage || null;
                  dlObj.targetPath = series.path || null;
                }
                userDownloads.push(dlObj);
              }
            }
          }

          // Try to match with Radarr history
          const radarrMatch = radarrHistory.data.records.find(r => {
            const rTitle = (r.sourceTitle || r.title || '').toLowerCase();
            return rTitle && (rTitle.includes(nzbNameLower) || nzbNameLower.includes(rTitle));
          });
          
          if (radarrMatch && radarrMatch.movieId) {
            const movie = moviesMap.get(radarrMatch.movieId) || radarrMatch.movie;
            if (movie) {
              const userTag = extractUserTag(movie.tags, radarrTagMap);
              if (userTag && (showAll || userTag.toLowerCase() === username)) {
                const dlObj = {
                  type: 'movie',
                  title: nzbName,
                  coverArt: getCoverArt(movie),
                  status: slot.status,
                  size: slot.size,
                  completedAt: slot.completed_time,
                  movieName: movie.title,
                  movieInfo: radarrMatch,
                  userTag: userTag
                };
                if (isAdmin) {
                  dlObj.downloadPath = slot.storage || null;
                  dlObj.targetPath = movie.path || null;
                }
                userDownloads.push(dlObj);
              }
            }
          }
        } catch (err) {
          console.error(`[Dashboard] Error processing history slot:`, err.message);
          console.error(`[Dashboard] History slot data:`, JSON.stringify(slot));
        }
      }
    }

    // Debug: show what queue records look like and which movies/series are tagged for this user
    console.log(`[Dashboard] Sonarr queue titles:`, sonarrQueue.data.records.map(r => ({ title: r.title, seriesId: r.seriesId })));
    console.log(`[Dashboard] Radarr queue titles:`, radarrQueue.data.records.map(r => ({ title: r.title, movieId: r.movieId })));
    console.log(`[Dashboard] Sonarr history titles:`, sonarrHistory.data.records.slice(0, 10).map(r => ({ title: r.title, seriesId: r.seriesId })));
    console.log(`[Dashboard] Radarr history titles:`, radarrHistory.data.records.slice(0, 10).map(r => ({ title: r.title, movieId: r.movieId })));
    console.log(`[Dashboard] Sonarr tag map:`, Array.from(sonarrTagMap.entries()));
    console.log(`[Dashboard] Radarr tag map:`, Array.from(radarrTagMap.entries()));
    
    // Show movies/series tagged for this user
    const userMovies = radarrMovies.data.filter(m => {
      const tag = extractUserTag(m.tags, radarrTagMap);
      return tag && tag.toLowerCase() === username;
    });
    const userSeries = sonarrSeries.data.filter(s => {
      const tag = extractUserTag(s.tags, sonarrTagMap);
      return tag && tag.toLowerCase() === username;
    });
    console.log(`[Dashboard] Movies tagged for ${username}:`, userMovies.map(m => m.title));
    console.log(`[Dashboard] Series tagged for ${username}:`, userSeries.map(s => s.title));

    // Process qBittorrent torrents - match to user-tagged Sonarr/Radarr activity
    console.log(`[Dashboard] Processing ${qbittorrentTorrents.length} qBittorrent torrents for user ${username}`);
    for (const torrent of qbittorrentTorrents) {
      try {
        const torrentName = torrent.name || '';
        const torrentNameLower = torrentName.toLowerCase();
        if (!torrentName) continue;
        
        console.log(`[Dashboard] Checking torrent "${torrentName}"`);
        
        // Try to match with Sonarr queue (user-tagged series)
        const sonarrMatch = sonarrQueue.data.records.find(r => {
          const rTitle = (r.title || r.sourceTitle || '').toLowerCase();
          return rTitle && (rTitle.includes(torrentNameLower) || torrentNameLower.includes(rTitle));
        });
        
        if (sonarrMatch && sonarrMatch.seriesId) {
          const series = seriesMap.get(sonarrMatch.seriesId) || sonarrMatch.series;
          if (series) {
            const userTag = extractUserTag(series.tags, sonarrTagMap);
            if (userTag && (showAll || userTag.toLowerCase() === username)) {
              console.log(`[Dashboard] Matched torrent "${torrentName}" to Sonarr series "${series.title}"`);
              const download = mapTorrentToDownload(torrent);
              download.type = 'series';
              download.coverArt = getCoverArt(series);
              download.seriesName = series.title;
              download.episodeInfo = sonarrMatch;
              download.userTag = userTag;
              if (isAdmin) {
                download.downloadPath = download.savePath || null;
                download.targetPath = series.path || null;
              }
              userDownloads.push(download);
              continue; // Skip to next torrent
            }
          }
        }
        
        // Try to match with Radarr queue (user-tagged movies)
        const radarrMatch = radarrQueue.data.records.find(r => {
          const rTitle = (r.title || r.sourceTitle || '').toLowerCase();
          return rTitle && (rTitle.includes(torrentNameLower) || torrentNameLower.includes(rTitle));
        });
        
        if (radarrMatch && radarrMatch.movieId) {
          const movie = moviesMap.get(radarrMatch.movieId) || radarrMatch.movie;
          if (movie) {
            const userTag = extractUserTag(movie.tags, radarrTagMap);
            if (userTag && (showAll || userTag.toLowerCase() === username)) {
              console.log(`[Dashboard] Matched torrent "${torrentName}" to Radarr movie "${movie.title}"`);
              const download = mapTorrentToDownload(torrent);
              download.type = 'movie';
              download.coverArt = getCoverArt(movie);
              download.movieName = movie.title;
              download.movieInfo = radarrMatch;
              download.userTag = userTag;
              if (isAdmin) {
                download.downloadPath = download.savePath || null;
                download.targetPath = movie.path || null;
              }
              userDownloads.push(download);
              continue; // Skip to next torrent
            }
          }
        }
        
        // Try to match with Sonarr history
        const sonarrHistoryMatch = sonarrHistory.data.records.find(r => {
          const rTitle = (r.sourceTitle || r.title || '').toLowerCase();
          return rTitle && (rTitle.includes(torrentNameLower) || torrentNameLower.includes(rTitle));
        });
        
        if (sonarrHistoryMatch && sonarrHistoryMatch.seriesId) {
          const series = seriesMap.get(sonarrHistoryMatch.seriesId) || sonarrHistoryMatch.series;
          if (series) {
            const userTag = extractUserTag(series.tags, sonarrTagMap);
            if (userTag && (showAll || userTag.toLowerCase() === username)) {
              console.log(`[Dashboard] Matched torrent "${torrentName}" to Sonarr history "${series.title}"`);
              const download = mapTorrentToDownload(torrent);
              download.type = 'series';
              download.coverArt = getCoverArt(series);
              download.seriesName = series.title;
              download.episodeInfo = sonarrHistoryMatch;
              download.userTag = userTag;
              if (isAdmin) {
                download.downloadPath = download.savePath || null;
                download.targetPath = series.path || null;
              }
              userDownloads.push(download);
              continue;
            }
          }
        }
        
        // Try to match with Radarr history
        const radarrHistoryMatch = radarrHistory.data.records.find(r => {
          const rTitle = (r.sourceTitle || r.title || '').toLowerCase();
          return rTitle && (rTitle.includes(torrentNameLower) || torrentNameLower.includes(rTitle));
        });
        
        if (radarrHistoryMatch && radarrHistoryMatch.movieId) {
          const movie = moviesMap.get(radarrHistoryMatch.movieId) || radarrHistoryMatch.movie;
          if (movie) {
            const userTag = extractUserTag(movie.tags, radarrTagMap);
            if (userTag && (showAll || userTag.toLowerCase() === username)) {
              console.log(`[Dashboard] Matched torrent "${torrentName}" to Radarr history "${movie.title}"`);
              const download = mapTorrentToDownload(torrent);
              download.type = 'movie';
              download.coverArt = getCoverArt(movie);
              download.movieName = movie.title;
              download.movieInfo = radarrHistoryMatch;
              download.userTag = userTag;
              if (isAdmin) {
                download.downloadPath = download.savePath || null;
                download.targetPath = movie.path || null;
              }
              userDownloads.push(download);
              continue;
            }
          }
        }
      } catch (err) {
        console.error(`[Dashboard] Error processing torrent:`, err.message);
        console.error(`[Dashboard] Torrent data:`, JSON.stringify(torrent));
      }
    }

    console.log(`[Dashboard] Found ${userDownloads.length} downloads for user ${username}`);
    console.log(`[Dashboard] Sending ${userDownloads.length} downloads`);
    if (userDownloads.length > 0) {
      console.log(`[Dashboard] First download:`, JSON.stringify(userDownloads[0]));
    }
    
    res.json({
      user: user.name,
      isAdmin: isAdmin,
      downloads: userDownloads
    });
  } catch (error) {
    console.error(`[Dashboard] Error fetching user downloads:`, error.message);
    console.error(`[Dashboard] Full error:`, error);
    res.status(500).json({ error: 'Failed to fetch user downloads', details: error.message });
  }
});

// Get all users with their download counts
router.get('/user-summary', async (req, res) => {
  try {
    const sonarrInstances = getSonarrInstances();
    const radarrInstances = getRadarrInstances();

    // Get all Emby users
    const usersResponse = await axios.get(`${EMBY_URL}/Users`, {
      headers: { 'X-MediaBrowser-Token': EMBY_API_KEY }
    });

    // Get all series, movies, and tags from all instances
    const [sonarrSeriesResults, sonarrTagsResults, radarrMoviesResults, radarrTagsResults] = await Promise.all([
      Promise.all(sonarrInstances.map(inst =>
        axios.get(`${inst.url}/api/v3/series`, {
          headers: { 'X-Api-Key': inst.apiKey }
        }).then(r => r.data).catch(() => [])
      )),
      Promise.all(sonarrInstances.map(inst =>
        axios.get(`${inst.url}/api/v3/tag`, {
          headers: { 'X-Api-Key': inst.apiKey }
        }).then(r => r.data).catch(() => [])
      )),
      Promise.all(radarrInstances.map(inst =>
        axios.get(`${inst.url}/api/v3/movie`, {
          headers: { 'X-Api-Key': inst.apiKey }
        }).then(r => r.data).catch(() => [])
      )),
      Promise.all(radarrInstances.map(inst =>
        axios.get(`${inst.url}/api/v3/tag`, {
          headers: { 'X-Api-Key': inst.apiKey }
        }).then(r => r.data).catch(() => [])
      ))
    ]);

    const allSeries = sonarrSeriesResults.flat();
    const sonarrTagMap = new Map(sonarrTagsResults.flat().map(t => [t.id, t.label]));
    const allMovies = radarrMoviesResults.flat();
    const radarrTagMap = new Map(radarrTagsResults.flat().map(t => [t.id, t.label]));

    // Count downloads per user
    const userDownloads = {};
    usersResponse.data.forEach(user => {
      userDownloads[user.Name.toLowerCase()] = {
        username: user.Name,
        seriesCount: 0,
        movieCount: 0
      };
    });

    // Process series tags
    allSeries.forEach(series => {
      const userTag = extractUserTag(series.tags, sonarrTagMap);
      if (userTag) {
        const username = userTag.toLowerCase();
        if (userDownloads[username]) {
          userDownloads[username].seriesCount++;
        }
      }
    });

    // Process movie tags
    allMovies.forEach(movie => {
      const userTag = extractUserTag(movie.tags, radarrTagMap);
      if (userTag) {
        const username = userTag.toLowerCase();
        if (userDownloads[username]) {
          userDownloads[username].movieCount++;
        }
      }
    });

    res.json(Object.values(userDownloads));
  } catch (error) {
    res.status(500).json({ error: 'Failed to fetch user summary', details: error.message });
  }
});

module.exports = router;