'use client'

import { memo } from 'react'
import Link from 'next/link'
import { Calendar, Tag, AlertCircle } from 'lucide-react'
import ToggleItemButton from './ToggleItemButton'
import DeleteItemButton from './DeleteItemButton'

interface ItemCardProps {
  item: {
    id: string
    title: string
    description: string | null
    completed: boolean
    priority: string
    dueDate: Date | null
    tags: any
    notes: string | null
  }
  listId: string
}

function ItemCard({ item, listId }: ItemCardProps) {
  const tags = Array.isArray(item.tags) ? item.tags : []
  const isOverdue = item.dueDate && new Date(item.dueDate) < new Date() && !item.completed

  const priorityColors = {
    low: 'bg-green-100 text-green-700 border-green-200',
    medium: 'bg-yellow-100 text-yellow-700 border-yellow-200',
    high: 'bg-red-100 text-red-700 border-red-200',
  }

  const priorityColor = priorityColors[item.priority as keyof typeof priorityColors] || priorityColors.medium

  return (
    <div className="bg-white rounded-lg border border-gray-200 p-4 sm:p-5 hover:shadow-md active:shadow-lg transition-all group">
      <div className="flex items-start gap-3 sm:gap-4">
        {/* Completion Toggle */}
        <div className="pt-0.5 sm:pt-1 flex-shrink-0">
          <ToggleItemButton itemId={item.id} completed={item.completed} variant="icon" />
        </div>

        {/* Content */}
        <div className="flex-1 min-w-0">
          <Link href={`/list/${listId}/item/${item.id}`} className="block">
            <h3 className={`font-medium mb-1 text-sm sm:text-base ${
              item.completed ? 'text-gray-500 line-through' : 'text-gray-900'
            }`}>
              {item.title}
            </h3>
            
            {item.description && (
              <p className={`text-xs sm:text-sm mb-2 line-clamp-2 ${
                item.completed ? 'text-gray-400' : 'text-gray-600'
              }`}>
                {item.description}
              </p>
            )}

            {/* Metadata */}
            <div className="flex flex-wrap items-center gap-1.5 sm:gap-2 mt-2">
              {/* Priority Badge */}
              <span className={`inline-flex items-center gap-1 px-2 py-1 rounded text-xs font-medium border ${priorityColor}`}>
                <AlertCircle size={12} className="flex-shrink-0" />
                <span className="hidden xs:inline sm:inline">{item.priority.charAt(0).toUpperCase() + item.priority.slice(1)}</span>
                <span className="xs:hidden sm:hidden">{item.priority.charAt(0).toUpperCase()}</span>
              </span>

              {/* Due Date */}
              {item.dueDate && (
                <span className={`inline-flex items-center gap-1 px-2 py-1 rounded text-xs whitespace-nowrap ${
                  isOverdue 
                    ? 'bg-red-100 text-red-700 border border-red-200 font-semibold' 
                    : 'bg-gray-100 text-gray-700'
                }`}>
                  <Calendar size={12} className="flex-shrink-0" />
                  {new Date(item.dueDate).toLocaleDateString('en-US', {
                    month: 'short',
                    day: 'numeric',
                  })}
                  {isOverdue && <span className="hidden sm:inline"> (Overdue)</span>}
                  {isOverdue && <span className="sm:hidden">!</span>}
                </span>
              )}

              {/* Tags */}
              {tags.length > 0 && (
                <div className="inline-flex items-center gap-1">
                  <Tag size={12} className="text-gray-400 flex-shrink-0" />
                  <span className="text-xs text-gray-600 truncate max-w-[120px] sm:max-w-none">
                    {tags.slice(0, 2).join(', ')}
                    {tags.length > 2 && ` +${tags.length - 2}`}
                  </span>
                </div>
              )}
            </div>
          </Link>
        </div>

        {/* Delete Button */}
        <div className="opacity-100 sm:opacity-0 sm:group-hover:opacity-100 transition-opacity flex-shrink-0">
          <DeleteItemButton itemId={item.id} variant="icon" />
        </div>
      </div>
    </div>
  )
}

export default memo(ItemCard)