import { useState } from 'react';
import { Link } from 'react-router-dom';
import { Card, CardContent, CardFooter, CardHeader } from '@/components/ui/card';
import { Badge } from '@/components/ui/badge';
import { Avatar, AvatarFallback, AvatarImage } from '@/components/ui/avatar';
import { Skeleton } from '@/components/ui/skeleton';
import { Button } from '@/components/ui/button';
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
} from '@/components/ui/dropdown-menu';
import { MapPin, Store, Bookmark, MoreVertical, Flag, ShieldCheck, Trash2 } from 'lucide-react';
import { useAuthor } from '@/hooks/useAuthor';
import { useCurrentUser } from '@/hooks/useCurrentUser';
import { useVenuesWithPasses } from '@/hooks/useRiderCard';
import type { SpotCommunityMini } from '@/hooks/useBatchSpotCommunityScores';
import { genUserName } from '@/lib/genUserName';
import { ZapButton } from '@/components/ZapButton';
import { TrustBadge } from '@/components/TrustBadge';
import { OfficialBadge } from '@/components/OfficialBadge';
import { AddToCollectionDialog } from '@/components/AddToCollectionDialog';
import { ReportDialog } from '@/components/ReportDialog';
import { MuteMenuItem } from '@/components/MuteMenuItem';
import { DeleteEntityDialog } from '@/components/DeleteEntityDialog';
import { SpotStatusBadge } from '@/components/SpotStatusBadge';
import type { SkateSpot } from '@/lib/types';
import { ACCESS_TYPE_INFO, SHELTER_INFO, SKATE_SHOP_KIND } from '@/lib/types';
import { spotTypeLabel } from '@/lib/spotTypeLabel';
import { ACCESS_TYPE_KEYS, SHELTER_SHORT_KEYS } from '@/lib/labelKeys';
import type { AggregatedSpotStatus } from '@/hooks/useSpotStatus';
import { useTranslation } from '@/contexts/language';
import { isAdminPubkey } from '@/lib/admins';
import { cn } from '@/lib/utils';

interface SpotCardProps {
  spot: SkateSpot;
  /** Optional community status, passed in batched from the parent list/map. */
  status?: AggregatedSpotStatus | null;
  /** Optional community confidence, passed in batched from the parent list/map. */
  community?: SpotCommunityMini;
}

export function SpotCard({ spot, status, community }: SpotCardProps) {
  const { t } = useTranslation();
  const author = useAuthor(spot.pubkey);
  const { user } = useCurrentUser();
  const metadata = author.data?.metadata;
  const displayName = metadata?.name ?? genUserName(spot.pubkey);
  const [showCollectionDialog, setShowCollectionDialog] = useState(false);
  const [showReportDialog, setShowReportDialog] = useState(false);
  const [showDeleteDialog, setShowDeleteDialog] = useState(false);

  // Determine if this is a shop or a spot
  const isShop = spot.types.includes('shop');
  const isOwner = user?.pubkey === spot.pubkey;
  const isAdmin = isAdminPubkey(user?.pubkey);
  const canDelete = !!user && (isOwner || isAdmin);
  const route = isShop ? `/shop/${spot.pubkey}/${spot.identifier}` : `/spot/${spot.pubkey}/${spot.identifier}`;

  // Shops that actually issue access passes get a badge (one shared, cached query).
  const { data: passIndex } = useVenuesWithPasses();
  const hasPasses = isShop && !!passIndex?.coords.has(`${SKATE_SHOP_KIND}:${spot.pubkey}:${spot.identifier}`);

  // Dim spots the community has reported as gone/demolished.
  const isGone = status?.status === 'gone';

  return (
    <div className="group relative">
      {/* Stretched link — the whole card navigates, without nesting interactive
          elements (buttons, Zap, dropdowns) or dialogs inside an <a>. */}
      <Link to={route} className="absolute inset-0 z-10" aria-label={spot.title} />
      <Card className={cn(
        "overflow-hidden group-hover:shadow-2xl transition-all duration-300 border-2 bg-black/90",
        isShop
          ? "border-[#ccff00]/30 group-hover:border-[#ccff00]/70 group-hover:shadow-[#ccff00]/30"
          : "border-[#ff0040]/20 group-hover:border-[#ff0040]/60 group-hover:shadow-[#ff0040]/30",
        isGone && "opacity-60 grayscale group-hover:opacity-90"
      )}>
        {/* Image */}
        <div className="relative aspect-video overflow-hidden bg-black">
          {spot.images[0] ? (
            <img
              src={spot.images[0]}
              alt={spot.title}
              loading="lazy"
              decoding="async"
              className="w-full h-full object-cover transition-transform duration-500 group-hover:scale-110 group-hover:brightness-110"
            />
          ) : (
            <div className={cn(
              "w-full h-full flex items-center justify-center bg-gradient-to-br",
              isShop
                ? "from-[#ccff00]/20 to-[#00ff88]/20"
                : "from-[#ff0040]/20 to-[#ff6600]/20"
            )}>
              {isShop ? (
                <Store className="h-16 w-16 text-[#ccff00]/40" />
              ) : (
                <MapPin className="h-16 w-16 text-[#ff0040]/40" />
              )}
            </div>
          )}
          {/* Community status badge (non-shop) */}
          {!isShop && status?.status && (
            <div className="absolute top-3 right-3">
              <SpotStatusBadge aggregated={status} size="sm" />
            </div>
          )}
          {/* Shop badge or Type badges overlay */}
          <div className="absolute top-3 left-3 flex flex-col gap-1">
            {isShop ? (
              <>
                <Badge className="bg-[#ccff00]/90 text-black backdrop-blur-sm border-2 border-white font-black uppercase text-xs">
                  🏪 {t('mapUi.skateShop')}
                </Badge>
                {hasPasses && (
                  <Badge className="bg-white/90 text-black backdrop-blur-sm border-2 border-black font-black uppercase text-[10px]">
                    🎟️ {t('venueAccess.badge')}
                  </Badge>
                )}
              </>
            ) : (
              <>
                {spot.accessType && (
                  <Badge
                    className="bg-black/90 backdrop-blur-sm border-2 font-bold uppercase text-[10px]"
                    style={{
                      borderColor: ACCESS_TYPE_INFO[spot.accessType].color,
                      color: ACCESS_TYPE_INFO[spot.accessType].color
                    }}
                  >
                    {ACCESS_TYPE_INFO[spot.accessType].emoji} {(ACCESS_TYPE_KEYS[spot.accessType] ? t(ACCESS_TYPE_KEYS[spot.accessType]) : ACCESS_TYPE_INFO[spot.accessType].label).split(' - ')[0]}
                  </Badge>
                )}
                {spot.shelter && spot.shelter !== 'outdoor' && SHELTER_INFO[spot.shelter] && (
                  <Badge
                    className="bg-black/90 backdrop-blur-sm border-2 font-bold uppercase text-[10px]"
                    style={{
                      borderColor: SHELTER_INFO[spot.shelter].color,
                      color: SHELTER_INFO[spot.shelter].color,
                    }}
                  >
                    {SHELTER_INFO[spot.shelter].emoji} {SHELTER_SHORT_KEYS[spot.shelter] ? t(SHELTER_SHORT_KEYS[spot.shelter]) : SHELTER_INFO[spot.shelter].short}
                  </Badge>
                )}
                {spot.types.length > 0 && (
                  <div className="flex flex-wrap gap-1">
                    {spot.types.slice(0, 2).map((type) => (
                      <Badge
                        key={type}
                        className="bg-black/80 text-[#ccff00] backdrop-blur-sm border border-[#ccff00]/50 font-bold uppercase text-[10px]"
                      >
                        {spotTypeLabel(t, type)}
                      </Badge>
                    ))}
                  </div>
                )}
              </>
            )}
          </div>
        </div>

        <CardHeader className="pb-2">
          <h3 className={cn(
            "font-bold text-lg leading-tight transition-colors line-clamp-1 uppercase tracking-wide",
            isShop
              ? "text-white group-hover:text-[#ccff00]"
              : "text-white group-hover:text-[#ff0040]"
          )}>
            {spot.title}
          </h3>
          {spot.location && (
            <p className="text-sm text-gray-400 flex items-center gap-1 line-clamp-1">
              {isShop ? (
                <Store className="h-3 w-3 flex-shrink-0 text-[#ccff00]" />
              ) : (
                <MapPin className="h-3 w-3 flex-shrink-0 text-[#ff0040]" />
              )}
              {spot.location}
            </p>
          )}
        </CardHeader>

        <CardContent className="pb-3">
          {spot.description && (
            <p className="text-sm text-gray-400 line-clamp-2">
              {spot.description}
            </p>
          )}
        </CardContent>

        <CardFooter className="pt-0 flex items-center justify-between border-t border-[#ff0040]/20 mt-2 pt-3">
          <div className="flex items-center gap-2 flex-1 min-w-0">
            <Avatar className="h-6 w-6 border border-[#ff0040]/30">
              <AvatarImage src={metadata?.picture} alt={displayName} />
              <AvatarFallback className="text-xs bg-black text-[#ff0040]">
                {displayName.slice(0, 2).toUpperCase()}
              </AvatarFallback>
            </Avatar>
            <span className="text-xs text-gray-400 truncate max-w-[80px]">
              {displayName}
            </span>
            {/* Trust Badge */}
            <TrustBadge pubkey={spot.pubkey} size="sm" />
            {/* Official badge — only shown for verified founder */}
            <OfficialBadge pubkey={spot.pubkey} size="sm" />
            {/* Community confidence — batched in by the parent list/map. */}
            {community?.level === 'community' && (
              <span
                className="inline-flex items-center gap-0.5 rounded-full bg-emerald-500/15 px-1.5 py-0.5 text-[9px] font-bold uppercase text-emerald-400"
                title={t('spotUi.communityVerifiedTitle')}
              >
                <ShieldCheck className="h-2.5 w-2.5" /> {t('spotUi.communityChip')}
              </span>
            )}
            {community?.level === 'seen' && (
              <span className="inline-flex items-center rounded-full bg-white/5 px-1.5 py-0.5 text-[9px] font-bold uppercase text-gray-500">
                {t('spotUi.seenChip')}
              </span>
            )}
          </div>

          <div className="relative z-20 flex items-center gap-2" onClick={(e) => e.preventDefault()}>
            {user && !isShop && (
              <Button
                size="icon"
                variant="ghost"
                className="h-8 w-8 text-gray-400 hover:text-[#ccff00] hover:bg-[#ccff00]/10"
                onClick={(e) => {
                  e.preventDefault();
                  e.stopPropagation();
                  setShowCollectionDialog(true);
                }}
              >
                <Bookmark className="h-4 w-4" />
              </Button>
            )}
            <ZapButton target={spot.event} className="text-gray-400 hover:text-[#ccff00]" />
            {/* More options menu */}
            <DropdownMenu>
              <DropdownMenuTrigger asChild>
                <Button
                  size="icon"
                  variant="ghost"
                  className="h-8 w-8 text-gray-400 hover:text-white"
                  onClick={(e) => e.stopPropagation()}
                >
                  <MoreVertical className="h-4 w-4" />
                </Button>
              </DropdownMenuTrigger>
              <DropdownMenuContent align="end" className="w-44">
                {canDelete && (
                  <DropdownMenuItem
                    onSelect={(e) => {
                      e.preventDefault();
                      setShowDeleteDialog(true);
                    }}
                    className="text-red-500 focus:text-red-500"
                  >
                    <Trash2 className="mr-2 h-4 w-4" />
                    {isOwner ? t('common.delete') : t('spotUi.removeAdmin')}
                  </DropdownMenuItem>
                )}
                {!isOwner && (
                  <DropdownMenuItem
                    onClick={(e) => {
                      e.preventDefault();
                      e.stopPropagation();
                      setShowReportDialog(true);
                    }}
                    className="text-red-500 focus:text-red-500"
                  >
                    <Flag className="h-4 w-4 mr-2" />
                    {t('mapUi.report')}
                  </DropdownMenuItem>
                )}
                <MuteMenuItem pubkey={spot.pubkey} className="text-gray-300" />
              </DropdownMenuContent>
            </DropdownMenu>
          </div>
        </CardFooter>
      </Card>

      {/* Collection Dialog */}
      {!isShop && (
        <AddToCollectionDialog
          open={showCollectionDialog}
          onOpenChange={setShowCollectionDialog}
          spot={spot}
        />
      )}

      {/* Owner/admin delete confirmation */}
      {canDelete && (
        <DeleteEntityDialog
          open={showDeleteDialog}
          onOpenChange={setShowDeleteDialog}
          event={spot.event}
          entityLabel={isShop ? t('mapUi.skateShop') : t('spotUi.spot')}
          entityName={spot.title}
        />
      )}

      {/* Report Dialog */}
      <ReportDialog
        open={showReportDialog}
        onOpenChange={setShowReportDialog}
        targetType={isShop ? 'shop' : 'spot'}
        targetPubkey={spot.pubkey}
        targetEventId={spot.id}
        targetTitle={spot.title}
      />
    </div>
  );
}

export function SpotCardSkeleton() {
  return (
    <Card className="overflow-hidden">
      <Skeleton className="aspect-video w-full" />
      <CardHeader className="pb-2">
        <Skeleton className="h-6 w-3/4" />
        <Skeleton className="h-4 w-1/2" />
      </CardHeader>
      <CardContent className="pb-3">
        <div className="space-y-2">
          <Skeleton className="h-4 w-full" />
          <Skeleton className="h-4 w-4/5" />
        </div>
      </CardContent>
      <CardFooter className="pt-0">
        <div className="flex items-center gap-2">
          <Skeleton className="h-6 w-6 rounded-full" />
          <Skeleton className="h-4 w-20" />
        </div>
      </CardFooter>
    </Card>
  );
}