'use client'

import { Note, NOTE_COLORS, NoteColor } from '@/lib/types'
import { Card } from '@/components/ui/card'
import { Pin, Bell } from 'lucide-react'
import { useState } from 'react'
import { deleteNote, toggleArchive, togglePin, updateColor, updateNote } from '@/app/actions/notes'
import { cn } from '@/lib/utils'
import { formatDistanceToNow } from 'date-fns'
import { fr } from 'date-fns/locale'
import { MarkdownContent } from './markdown-content'
import { LabelBadge } from './label-badge'
import { NoteImages } from './note-images'
import { NoteChecklist } from './note-checklist'
import { NoteActions } from './note-actions'
import { useLabels } from '@/context/LabelContext'

interface NoteCardProps {
  note: Note
  onEdit?: (note: Note) => void
  isDragging?: boolean
  isDragOver?: boolean
}

export function NoteCard({ note, onEdit, isDragging, isDragOver }: NoteCardProps) {
  const { refreshLabels } = useLabels()
  const [isDeleting, setIsDeleting] = useState(false)
  const colorClasses = NOTE_COLORS[note.color as NoteColor] || NOTE_COLORS.default

  const handleDelete = async () => {
    if (confirm('Are you sure you want to delete this note?')) {
      setIsDeleting(true)
      try {
        await deleteNote(note.id)
        // Refresh global labels to reflect garbage collection
        await refreshLabels()
      } catch (error) {
        console.error('Failed to delete note:', error)
        setIsDeleting(false)
      }
    }
  }

  const handleTogglePin = async () => {
    await togglePin(note.id, !note.isPinned)
  }

  const handleToggleArchive = async () => {
    await toggleArchive(note.id, !note.isArchived)
  }

  const handleColorChange = async (color: string) => {
    await updateColor(note.id, color)
  }

  const handleCheckItem = async (checkItemId: string) => {
    if (note.type === 'checklist' && note.checkItems) {
      const updatedItems = note.checkItems.map(item =>
        item.id === checkItemId ? { ...item, checked: !item.checked } : item
      )
      await updateNote(note.id, { checkItems: updatedItems })
    }
  }

  if (isDeleting) return null

  return (
    <Card
      className={cn(
        'note-card-main group relative p-4 transition-all duration-200 border cursor-move',
        'hover:shadow-md',
        colorClasses.bg,
        colorClasses.card,
        colorClasses.hover,
        isDragging && 'opacity-30',
        isDragOver && 'ring-2 ring-blue-500'
      )}
      onClick={(e) => {
        // Only trigger edit if not clicking on buttons
        const target = e.target as HTMLElement
        if (!target.closest('button') && !target.closest('[role="checkbox"]')) {
          onEdit?.(note)
        }
      }}
    >
      {/* Pin Icon */}
      {note.isPinned && (
        <Pin className="absolute top-3 right-3 h-4 w-4 text-gray-600 dark:text-gray-400" fill="currentColor" />
      )}

      {/* Reminder Icon */}
      {note.reminder && new Date(note.reminder) > new Date() && (
        <Bell 
          className={cn(
            "absolute h-4 w-4 text-blue-600 dark:text-blue-400",
            note.isPinned ? "top-3 right-9" : "top-3 right-3"
          )} 
        />
      )}

      {/* Title */}
      {note.title && (
        <h3 className="text-base font-medium mb-2 pr-6 text-gray-900 dark:text-gray-100">
          {note.title}
        </h3>
      )}

      {/* Images Component */}
      <NoteImages images={note.images || []} title={note.title} />

      {/* Link Previews */}
      {note.links && note.links.length > 0 && (
        <div className="flex flex-col gap-2 mb-2">
          {note.links.map((link, idx) => (
            <a 
              key={idx} 
              href={link.url} 
              target="_blank" 
              rel="noopener noreferrer" 
              className="block border rounded-md overflow-hidden bg-white/50 dark:bg-black/20 hover:bg-white/80 dark:hover:bg-black/40 transition-colors"
              onClick={(e) => e.stopPropagation()}
            >
              {link.imageUrl && (
                <div className="h-24 bg-cover bg-center" style={{ backgroundImage: `url(${link.imageUrl})` }} />
              )}
              <div className="p-2">
                <h4 className="font-medium text-xs truncate text-gray-900 dark:text-gray-100">{link.title || link.url}</h4>
                {link.description && <p className="text-xs text-gray-500 dark:text-gray-400 line-clamp-2 mt-0.5">{link.description}</p>}
                <span className="text-[10px] text-blue-500 mt-1 block">
                  {new URL(link.url).hostname}
                </span>
              </div>
            </a>
          ))}
        </div>
      )}

      {/* Content */}
      {note.type === 'text' ? (
        note.isMarkdown ? (
          <div className="text-sm line-clamp-10">
            <MarkdownContent content={note.content} />
          </div>
        ) : (
          <p className="text-sm text-gray-700 dark:text-gray-300 whitespace-pre-wrap line-clamp-10">
            {note.content}
          </p>
        )
      ) : (
        <NoteChecklist 
          items={note.checkItems || []} 
          onToggleItem={handleCheckItem} 
        />
      )}

      {/* Labels */}
      {note.labels && note.labels.length > 0 && (
        <div className="flex flex-wrap gap-1 mt-3">
          {note.labels.map((label) => (
            <LabelBadge key={label} label={label} />
          ))}
        </div>
      )}

      {/* Creation Date */}
      <div className="mt-2 text-xs text-gray-500 dark:text-gray-400">
        {formatDistanceToNow(new Date(note.createdAt), { addSuffix: true, locale: fr })}
      </div>

      {/* Action Bar Component */}
      <NoteActions
        isPinned={note.isPinned}
        isArchived={note.isArchived}
        currentColor={note.color}
        onTogglePin={handleTogglePin}
        onToggleArchive={handleToggleArchive}
        onColorChange={handleColorChange}
        onDelete={handleDelete}
        className="absolute bottom-0 left-0 right-0 p-2 opacity-0 group-hover:opacity-100 transition-opacity"
      />
    </Card>
  )
}