import {
  ArrowLeftRight,
  Coins,
  Diamond,
  DoorOpen,
  Eye,
  Gem,
  MessageSquare,
  Pencil,
  Shield,
  Sparkles,
  Wifi,
  WifiOff,
} from 'lucide-react'
import Link from 'next/link'
import { AdminBreadcrumb } from '@/components/admin/admin-breadcrumb'
import { UserWatchToggle } from '@/components/admin/user-watch-toggle'
import { Badge } from '@/components/ui/badge'
import { Button } from '@/components/ui/button'
import { getAvatarUrl } from '@/lib/imager'

interface UserHeroProps {
  user: {
    id: number
    username: string
    motto: string
    look: string
    rank: number
    credits: number
    pixels: number
    online: string
    permission: { rankName: string }
    twoFactorConfirmed: number
  }
  diamonds: number
  duckets: number
  roomCount: number
  chatCount: number
  tradeCount: number
  isOnline: boolean
  activeBan: boolean
  mode: 'show' | 'edit'
  canEdit: boolean
  /** When non-null, render the watch toggle with this initial state. */
  watching?: boolean | null
}

export function UserHero({
  user,
  diamonds,
  duckets,
  roomCount,
  chatCount,
  tradeCount,
  isOnline,
  activeBan,
  mode,
  canEdit,
  watching,
}: UserHeroProps) {
  return (
    <>
      <AdminBreadcrumb
        items={[
          { label: 'Users', href: '/admin/users' },
          { label: user.username },
          { label: mode === 'edit' ? 'Edit' : 'View' },
        ]}
      />

      <div className="relative rounded-xl border bg-gradient-to-r from-card to-muted/30 p-6">
        <div className="flex flex-col sm:flex-row items-start gap-5">
          {/* Avatar */}
          <div className="relative shrink-0">
            <img
              src={getAvatarUrl(user.look, { headDirection: 2, direction: 2 })}
              alt={user.username}
              className="h-28 rounded-lg border bg-card shadow-sm"
              style={{ imageRendering: 'pixelated' }}
            />
            <span
              className={`absolute -top-1 -right-1 flex h-4 w-4 ${isOnline ? '' : 'opacity-50'}`}
            >
              {isOnline && (
                <span className="animate-ping absolute inline-flex h-full w-full rounded-full bg-green-400 opacity-75" />
              )}
              <span
                className={`relative inline-flex rounded-full h-4 w-4 border-2 border-card ${isOnline ? 'bg-green-500' : 'bg-zinc-400'}`}
              />
            </span>
          </div>

          {/* Info */}
          <div className="flex-1 min-w-0 space-y-2">
            <div className="flex flex-wrap items-center gap-2">
              <h1 className="text-3xl font-bold tracking-tight">{user.username}</h1>
              <Badge variant="secondary" className="text-xs">
                ID: {user.id}
              </Badge>
              {/* Mode switch buttons */}
              {mode === 'show' && canEdit && (
                <Button variant="outline" size="sm" asChild className="ml-2">
                  <Link href={`/admin/users/edit/${user.id}`}>
                    <Pencil className="mr-1.5 h-3.5 w-3.5" /> Edit
                  </Link>
                </Button>
              )}
              {mode === 'edit' && (
                <Button variant="outline" size="sm" asChild className="ml-2">
                  <Link href={`/admin/users/show/${user.id}`}>
                    <Eye className="mr-1.5 h-3.5 w-3.5" /> View
                  </Link>
                </Button>
              )}
              {watching != null && (
                <UserWatchToggle
                  targetUserId={user.id}
                  username={user.username}
                  initialWatching={watching}
                />
              )}
            </div>

            {user.motto && (
              <p className="text-muted-foreground italic">&ldquo;{user.motto}&rdquo;</p>
            )}

            <div className="flex flex-wrap items-center gap-2">
              <Badge>{user.permission.rankName || `Rank ${user.rank}`}</Badge>
              <Badge
                variant={isOnline ? 'default' : 'outline'}
                className={isOnline ? 'bg-green-600' : ''}
              >
                {isOnline ? (
                  <>
                    <Wifi className="mr-1 h-3 w-3" /> Online
                  </>
                ) : (
                  <>
                    <WifiOff className="mr-1 h-3 w-3" /> Offline
                  </>
                )}
              </Badge>
              {activeBan && <Badge variant="destructive">Banned</Badge>}
              {user.twoFactorConfirmed ? (
                <Badge variant="outline" className="border-green-500/50 text-green-600">
                  <Shield className="mr-1 h-3 w-3" /> 2FA
                </Badge>
              ) : null}
            </div>

            {/* Currency row */}
            <div className="flex flex-wrap gap-3 pt-1">
              <div className="flex items-center gap-1.5 text-sm">
                <Coins className="h-4 w-4 text-yellow-500" />
                <span className="font-semibold">{user.credits.toLocaleString()}</span>
                <span className="text-muted-foreground text-xs">credits</span>
              </div>
              <div className="flex items-center gap-1.5 text-sm">
                <Diamond className="h-4 w-4 text-blue-400" />
                <span className="font-semibold">{diamonds.toLocaleString()}</span>
                <span className="text-muted-foreground text-xs">diamonds</span>
              </div>
              <div className="flex items-center gap-1.5 text-sm">
                <Sparkles className="h-4 w-4 text-purple-400" />
                <span className="font-semibold">{duckets.toLocaleString()}</span>
                <span className="text-muted-foreground text-xs">duckets</span>
              </div>
              <div className="flex items-center gap-1.5 text-sm">
                <Gem className="h-4 w-4 text-pink-400" />
                <span className="font-semibold">{user.pixels.toLocaleString()}</span>
                <span className="text-muted-foreground text-xs">pixels</span>
              </div>
            </div>
          </div>

          {/* Quick stats cards */}
          <div className="grid grid-cols-3 gap-2 shrink-0">
            <Link
              href={`/admin/rooms?search=${user.username}`}
              className="rounded-lg border bg-card px-3 py-2 text-center hover:shadow-md transition-shadow"
            >
              <DoorOpen className="h-4 w-4 mx-auto text-muted-foreground" />
              <p className="text-lg font-bold">{roomCount}</p>
              <p className="text-[10px] text-muted-foreground">Rooms</p>
            </Link>
            <div className="rounded-lg border bg-card px-3 py-2 text-center">
              <MessageSquare className="h-4 w-4 mx-auto text-muted-foreground" />
              <p className="text-lg font-bold">{chatCount.toLocaleString()}</p>
              <p className="text-[10px] text-muted-foreground">Messages</p>
            </div>
            <div className="rounded-lg border bg-card px-3 py-2 text-center">
              <ArrowLeftRight className="h-4 w-4 mx-auto text-muted-foreground" />
              <p className="text-lg font-bold">{tradeCount}</p>
              <p className="text-[10px] text-muted-foreground">Trades</p>
            </div>
          </div>
        </div>
      </div>
    </>
  )
}