# All files / src/components/user EPGGuide.tsx

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     /* eslint-disable @typescript-eslint/no-unused-vars */
    /* eslint-disable @next/next/no-img-element */
    'use client';

    import React, { useState, useEffect, useMemo } from 'react';
    import { Epg, Layout, useEpg } from 'planby';
    import { format, addHours, startOfHour, isWithinInterval } from 'date-fns';
    import { Clock, Calendar, ChevronLeft, ChevronRight, Loader2, Play, Info } from 'lucide-react';
    import { Button } from '@/components/ui/button';
    import { apiService } from '@/services';
    import { toast } from 'sonner';
    import { useTranslation } from 'react-i18next';
    // import '@/styles/epg.css'; // Temporarily disabled due to PostCSS compatibility

    interface Channel {
      id: number;
      title: string;
      logo_url?: string;
      image_url?: string;
      provider?: string;
    }

    interface Program {
      channel_id: string;
      title: string;
      description?: string;
      start: string; // ISO-8601 UTC
      end: string;   // ISO-8601 UTC
      category?: string;
    }

    interface EPGApiResponse {
      programs?: Program[];
    }

    interface EPGGuideProps {
      channels: Channel[];
      onChannelSelect?: (channel: Channel) => void;
    }

    // Category color mapping for better visual distinction
    const getCategoryColor = (category?: string) => {
      const colors: Record<string, { bg: string; border: string; gradient: string }> = {
        'Sports': {
          bg: '#1e3a5f',
          border: '#2563eb',
          gradient: 'linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%)'
        },
        'News': {
          bg: '#7c2d12',
          border: '#ea580c',
          gradient: 'linear-gradient(135deg, #7c2d12 0%, #ea580c 100%)'
        },
        'Movies': {
          bg: '#4c1d95',
          border: '#a855f7',
          gradient: 'linear-gradient(135deg, #4c1d95 0%, #a855f7 100%)'
        },
        'Series': {
          bg: '#134e4a',
          border: '#14b8a6',
          gradient: 'linear-gradient(135deg, #134e4a 0%, #14b8a6 100%)'
        },
        'Kids': {
          bg: '#831843',
          border: '#ec4899',
          gradient: 'linear-gradient(135deg, #831843 0%, #ec4899 100%)'
        },
        'Entertainment': {
          bg: '#713f12',
          border: '#f59e0b',
          gradient: 'linear-gradient(135deg, #713f12 0%, #f59e0b 100%)'
        }};

      return colors[category || 'Live'] || {
        bg: '#1e293b',
        border: '#475569',
        gradient: 'linear-gradient(135deg, #1e293b 0%, #334155 100%)'
      };
    };

    export default function EPGGuide({ channels, onChannelSelect }: EPGGuideProps) {
      const { t } = useTranslation();
      const [epgData, setEpgData] = useState<any[]>([]);
      const [isLoading, setIsLoading] = useState(false);
      const [currentTime, setCurrentTime] = useState(new Date());
      const [selectedProgram, setSelectedProgram] = useState<any>(null);
      const [timeRange, setTimeRange] = useState({
        start: startOfHour(new Date()),
        end: addHours(startOfHour(new Date()), 24) // Show 24 hours for better overview
      });

      // Transform channels to Planby format
      const epgChannels = useMemo(() => {
        return channels.map(channel => ({
          uuid: String(channel.id),
          logo: channel.logo_url || channel.image_url || '',
          title: channel.title}));
      }, [channels]);

      // Fetch EPG data
      useEffect(() => {
        if (channels.length === 0) return;

        const fetchEPG = async () => {
          setIsLoading(true);
          try {
            const channelIds = channels.map(c => c.id).join(',');
            const startTime = timeRange.start.toISOString();
            const endTime = timeRange.end.toISOString();

            const response = await apiService.get<EPGApiResponse>(
              `/api/tv/epg?channel_ids=${channelIds}&start=${startTime}&end=${endTime}`
            );

            if (response.success && (response.data as EPGApiResponse)?.programs) {
              // Transform programs to Planby format
              const epgData = response.data as EPGApiResponse;
              const transformedPrograms = epgData.programs!.map((program: Program, index: number) => ({
                id: `${program.channel_id}-${index}`,
                channelUuid: program.channel_id,
                title: program.title,
                description: program.description || '',
                since: program.start,
                till: program.end,
                image: '', // Could add program images if available
                category: program.category || t('common.category')}));

              setEpgData(transformedPrograms);
            } else {
              // If no EPG data, create placeholder programs
              const placeholderPrograms = channels.flatMap(channel => {
                const programs = [];
                let currentStart = new Date(timeRange.start);

                while (currentStart < timeRange.end) {
                  const currentEnd = addHours(currentStart, 1);
                  programs.push({
                    id: `${channel.id}-${currentStart.getTime()}`,
                    channelUuid: String(channel.id),
                    title: t('user.live.epg.liveProgramming'),
                    description: t('user.live.epg.noProgramInfo'),
                    since: currentStart.toISOString(),
                    till: currentEnd.toISOString(),
                    image: '',
                    category: t('user.live.epg.live')});
                  currentStart = currentEnd;
                }

                return programs;
              });

              setEpgData(placeholderPrograms);
            }
          } catch (error) {
            console.error('Error fetching EPG:', error);
            toast.error(t('user.live.epg.errors.loadFailed'));

            // Create placeholder programs on error
            const placeholderPrograms = channels.flatMap(channel => {
              const programs = [];
              let currentStart = new Date(timeRange.start);

              while (currentStart < timeRange.end) {
                const currentEnd = addHours(currentStart, 1);
                programs.push({
                  id: `${channel.id}-${currentStart.getTime()}`,
                  channelUuid: String(channel.id),
                  title: t('user.live.epg.liveProgramming'),
                  description: t('user.live.epg.noProgramInfo'),
                  since: currentStart.toISOString(),
                  till: currentEnd.toISOString(),
                  image: '',
                  category: t('user.live.epg.live')});
                currentStart = currentEnd;
              }

              return programs;
            });

            setEpgData(placeholderPrograms);
          } finally {
            setIsLoading(false);
          }
        };

        fetchEPG();
      }, [channels, timeRange, t]);

      // Update current time every minute
      useEffect(() => {
        const interval = setInterval(() => {
          setCurrentTime(new Date());
        }, 60000); // Update every minute

        return () => clearInterval(interval);
      }, []);

      const { getEpgProps, getLayoutProps, onScrollToNow, onScrollLeft, onScrollRight } = useEpg({
        channels: epgChannels,
        epg: epgData,
        dayWidth: 14400, // Much wider for 24 hours (600px per hour)
        sidebarWidth: 200, // Sidebar for channel logos
        itemHeight: 80, // Moderate height for better density
        isSidebar: true,
        isTimeline: true,
        isLine: true,
        startDate: timeRange.start.toISOString(),
        endDate: timeRange.end.toISOString(),
        isBaseTimeFormat: true,
        theme: {
          primary: {
            600: '#0f172a', // Darker background
            900: '#020617'},
          grey: {
            300: '#e2e8f0'},
          white: '#ffffff',
          green: {
            300: '#10b981', // Brighter green for live indicator
          },
          scrollbar: {
            border: '#334155',
            thumb: {
              bg: '#475569'}},
          loader: {
            teal: '#14b8a6',
            purple: '#a855f7',
            pink: '#ec4899',
            bg: '#0f172a'},
          gradient: {
            blue: {
              300: '#60a5fa',
              600: '#3b82f6',
              900: '#1e40af'}},
          text: {
            grey: {
              300: '#cbd5e1',
              500: '#94a3b8'}},
          timeline: {
            divider: {
              bg: '#334155'}}}});

      const handlePreviousDay = () => {
        setTimeRange(prev => ({
          start: addHours(prev.start, -24),
          end: addHours(prev.end, -24)}));
      };

      const handleNextDay = () => {
        setTimeRange(prev => ({
          start: addHours(prev.start, 24),
          end: addHours(prev.end, 24)}));
      };

      const handleGoToNow = () => {
        const now = startOfHour(new Date());
        setTimeRange({
          start: now,
          end: addHours(now, 24)});
        setTimeout(() => onScrollToNow(), 100);
      };

      if (isLoading && epgData.length === 0) {
        return (
          <div className="flex items-center justify-center h-full bg-slate-900">
            <div className="text-center">
              <Loader2 className="h-12 w-12 animate-spin text-blue-500 mx-auto mb-4" />
              <p className="text-slate-300">{t('user.live.epg.loading')}</p>
            </div>
          </div>
        );
      }

      return (
        <div className="h-full bg-gradient-to-br from-slate-950 via-slate-900 to-slate-950 flex flex-col">
          {/* Enhanced EPG Controls */}
          <div className="bg-gradient-to-r from-slate-900/90 to-slate-800/90 backdrop-blur-sm border-b border-slate-700/50 shadow-lg">
            <div className="p-4 flex items-center justify-between">
              <div className="flex items-center space-x-3">
                <div className="flex items-center bg-slate-800/50 rounded-lg p-1 border border-slate-700/50">
                  <Button
                    variant="ghost"
                    size="sm"
                    onClick={handlePreviousDay}
                    className="text-slate-300 hover:bg-slate-700/50 hover:text-white transition-all"
                  >
                    <ChevronLeft className="h-4 w-4 mr-1" />
                    <span className="hidden sm:inline">{t('user.live.epg.previous24h')}</span>
                  </Button>

                  <Button
                    variant="ghost"
                    size="sm"
                    onClick={handleGoToNow}
                    className="bg-blue-600/20 text-blue-400 hover:bg-blue-600/30 hover:text-blue-300 border border-blue-500/30 mx-1 transition-all"
                  >
                    <Clock className="h-4 w-4 mr-1" />
                    <span className="font-medium">{t('user.live.epg.liveNow')}</span>
                  </Button>

                  <Button
                    variant="ghost"
                    size="sm"
                    onClick={handleNextDay}
                    className="text-slate-300 hover:bg-slate-700/50 hover:text-white transition-all"
                  >
                    <span className="hidden sm:inline">{t('user.live.epg.next24h')}</span>
                    <ChevronRight className="h-4 w-4 ml-1" />
                  </Button>
                </div>

                <div className="hidden md:flex items-center space-x-2 text-slate-400 bg-slate-800/30 px-3 py-1.5 rounded-lg border border-slate-700/30">
                  <Calendar className="h-4 w-4 text-blue-400" />
                  <span className="text-sm font-medium text-slate-300">
                    {format(timeRange.start, 'EEE, MMM d')} • {format(timeRange.start, 'HH:mm')} - {format(timeRange.end, 'HH:mm')}
                  </span>
                </div>
              </div>

              <div className="flex items-center space-x-2">
                  <div className="hidden lg:flex items-center space-x-4 text-xs text-slate-400 bg-slate-800/30 px-3 py-1.5 rounded-lg border border-slate-700/30">
                    <div className="flex items-center space-x-1">
                      <div className="w-3 h-3 rounded-sm bg-gradient-to-br from-blue-600 to-blue-400"></div>
                      <span>{t('user.live.epg.live')}</span>
                    </div>
                    <div className="flex items-center space-x-1">
                      <div className="w-3 h-3 rounded-sm bg-gradient-to-br from-slate-700 to-slate-600"></div>
                      <span>{t('user.live.epg.upcoming')}</span>
                    </div>
                  </div>
              </div>
            </div>
          </div>

          {/* Enhanced EPG Grid */}
          <div className="flex-1 overflow-hidden relative">
            <Epg {...getEpgProps()}>
              <Layout
                {...getLayoutProps()}
                renderProgram={({ program, ...rest }: { program: any; style?: React.CSSProperties; [key: string]: any }) => {
                  const isLive = isWithinInterval(new Date(), {
                    start: new Date(program.data.since),
                    end: new Date(program.data.till)
                  });
                  const categoryColors = getCategoryColor(program.data.category);

                  return (
                    <div
                      {...rest}
                      className="epg-program group cursor-pointer"
                      style={{
                        ...(rest.style || {}),
                        background: isLive
                          ? 'linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%)'
                          : categoryColors.gradient,
                        border: `1px solid ${isLive ? '#3b82f6' : categoryColors.border}`,
                        borderRadius: '6px',
                        padding: '6px 8px',
                        overflow: 'hidden',
                        minWidth: 0, // Allow flex items to shrink below content size
                        boxShadow: isLive
                          ? '0 4px 12px rgba(59, 130, 246, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.1)'
                          : '0 2px 8px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.05)',
                        transition: 'all 0.3s ease'}}
                      onClick={() => setSelectedProgram(program.data)}
                    >
                      {isLive && (
                        <div className="absolute top-2 right-2 flex items-center space-x-1 bg-red-500 text-white text-[10px] font-bold px-2 py-0.5 rounded-full animate-pulse">
                          <div className="w-1.5 h-1.5 bg-white rounded-full"></div>
                          <span>{t('user.live.epg.liveBadge')}</span>
                        </div>
                      )}

                      <div className="flex flex-col h-full justify-between overflow-hidden">
                        <div className="overflow-hidden">
                          <div className="text-white text-xs font-semibold truncate mb-0.5 group-hover:text-blue-200 transition-colors">
                            {program.data.title}
                          </div>
                          {program.data.description && (
                            <div className="text-slate-300 text-[10px] line-clamp-2 opacity-80">
                              {program.data.description}
                            </div>
                          )}
                        </div>

                        <div className="flex items-center justify-between flex-shrink-0">
                          <div className="text-slate-300 text-[10px] font-medium truncate">
                            {format(new Date(program.data.since), 'HH:mm')} - {format(new Date(program.data.till), 'HH:mm')}
                          </div>
                          {program.data.category && (
                            <div className="text-[10px] text-slate-400 bg-black/20 px-2 py-0.5 rounded-full">
                              {program.data.category}
                            </div>
                          )}
                        </div>
                      </div>

                      {/* Hover overlay */}
                      <div className="absolute inset-0 bg-white/0 group-hover:bg-white/5 transition-all rounded-lg pointer-events-none"></div>
                    </div>
                  );
                }}
                renderChannel={({ channel }) => (
                  <div
                    className="epg-channel group cursor-pointer relative overflow-hidden"
                    style={{
                      height: '100px',
                      display: 'flex',
                      alignItems: 'center',
                      padding: '12px',
                      background: 'linear-gradient(to right, #0f172a, #1e293b)',
                      borderBottom: '1px solid #334155',
                      transition: 'all 0.3s ease'}}
                    onClick={() => {
                      const originalChannel = channels.find(c => String(c.id) === channel.uuid);
                      if (originalChannel && onChannelSelect) {
                        onChannelSelect(originalChannel);
                      }
                    }}
                  >
                    {/* Hover gradient overlay */}
                    <div className="absolute inset-0 bg-gradient-to-r from-blue-600/0 to-blue-600/0 group-hover:from-blue-600/10 group-hover:to-transparent transition-all"></div>

                    <div className="relative flex items-center space-x-3 w-full">
                      {channel.logo ? (
                        <div className="flex-shrink-0 w-16 h-12 bg-slate-800/50 rounded-lg p-2 border border-slate-700/50 group-hover:border-blue-500/50 transition-all">
                          <img
                            src={channel.logo}
                            alt={channel.title}
                            className="w-full h-full object-contain"
                          />
                        </div>
                      ) : (
                        <div className="flex-shrink-0 w-16 h-12 bg-gradient-to-br from-slate-700 to-slate-800 rounded-lg flex items-center justify-center border border-slate-600/50">
                          <Play className="h-6 w-6 text-slate-400" />
                        </div>
                      )}

                      <div className="flex-1 min-w-0">
                        <div className="text-white text-sm font-semibold truncate group-hover:text-blue-300 transition-colors">
                          {channel.title}
                        </div>
                        <div className="text-slate-400 text-xs truncate mt-0.5">
                          {t('user.live.epg.clickToWatch')}
                        </div>
                      </div>

                      <ChevronRight className="h-5 w-5 text-slate-600 group-hover:text-blue-400 transition-all transform group-hover:translate-x-1" />
                    </div>
                  </div>
                )}
              />
            </Epg>
          </div>

          {/* Program Details Modal */}
          {selectedProgram && (
            <div
              className="absolute inset-0 bg-black/60 backdrop-blur-sm flex items-center justify-center z-50 p-4"
              onClick={() => setSelectedProgram(null)}
            >
              <div
                className="bg-gradient-to-br from-slate-900 to-slate-800 rounded-xl border border-slate-700 shadow-2xl max-w-2xl w-full p-6"
                onClick={(e) => e.stopPropagation()}
              >
                <div className="flex items-start justify-between mb-4">
                  <div className="flex-1">
                    <h3 className="text-2xl font-bold text-white mb-2">{selectedProgram.title}</h3>
                    <div className="flex items-center space-x-4 text-sm text-slate-400">
                      <span className="flex items-center">
                        <Clock className="h-4 w-4 mr-1" />
                        {format(new Date(selectedProgram.since), 'HH:mm')} - {format(new Date(selectedProgram.till), 'HH:mm')}
                      </span>
                      {selectedProgram.category && (
                        <span className="bg-blue-600/20 text-blue-400 px-3 py-1 rounded-full border border-blue-500/30">
                          {selectedProgram.category}
                        </span>
                      )}
                    </div>
                  </div>
                  <Button
                    variant="ghost"
                    size="sm"
                    onClick={() => setSelectedProgram(null)}
                    className="text-slate-400 hover:text-white"
                  >
                    ✕
                  </Button>
                </div>

                {selectedProgram.description && (
                  <div className="mb-6">
                    <p className="text-slate-300 leading-relaxed">{selectedProgram.description}</p>
                  </div>
                )}

                <div className="flex items-center space-x-3">
                  <Button
                    onClick={() => {
                      const channel = channels.find(c => String(c.id) === selectedProgram.channel_id);
                      if (channel && onChannelSelect) {
                        onChannelSelect(channel);
                        setSelectedProgram(null);
                      }
                    }}
                    className="bg-blue-600 hover:bg-blue-700 text-white"
                  >
                    <Play className="h-4 w-4 mr-2" />
                    {t('user.live.epg.watchChannel')}
                  </Button>
                  <Button
                    variant="outline"
                    onClick={() => setSelectedProgram(null)}
                    className="border-slate-600 text-slate-300 hover:bg-slate-700"
                  >
                    {t('common.close')}
                  </Button>
                </div>
              </div>
            </div>
          )}
        </div>
      );
    }