import { Button } from "@/components/ui/button"
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuSeparator,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu"
import {
  Archive,
  ArchiveRestore,
  Bell,
  MoreVertical,
  Palette,
  Pin,
  Users,
  Maximize2,
  FileText,
  Trash2,
  RotateCcw,
  History,
  AlignLeft,
  FileCode2,
  PenLine,
  ListChecks,
} from "lucide-react"
import { cn } from "@/lib/utils"
import { NOTE_COLORS } from "@/lib/types"
import { useLanguage } from "@/lib/i18n"
import { ReminderDialog } from "@/components/reminder-dialog"
import { useState } from "react"

interface NoteActionsProps {
  isPinned: boolean
  isArchived: boolean
  currentColor: string
  currentSize?: 'small' | 'medium' | 'large'
  onTogglePin: () => void
  onToggleArchive: () => void
  onColorChange: (color: string) => void
  onSizeChange?: (size: 'small' | 'medium' | 'large') => void
  onDelete: () => void
  onShareCollaborators?: () => void
  isMarkdown?: boolean
  noteType?: string
  onToggleMarkdown?: () => void
  isTrashView?: boolean
  onRestore?: () => void
  onPermanentDelete?: () => void
  onOpenHistory?: () => void
  historyEnabled?: boolean
  noteId?: string
  currentReminder?: Date | null
  onUpdateReminder?: (noteId: string, reminder: Date | null) => void
  className?: string
}

export function NoteActions({
  isPinned,
  isArchived,
  currentColor,
  currentSize = 'small',
  onTogglePin,
  onToggleArchive,
  onColorChange,
  onSizeChange,
  onDelete,
  onShareCollaborators,
  isMarkdown = false,
  noteType = 'text',
  onToggleMarkdown,
  isTrashView,
  onRestore,
  onPermanentDelete,
  onOpenHistory,
  historyEnabled = false,
  noteId,
  currentReminder,
  onUpdateReminder,
  className
}: NoteActionsProps) {
  const { t } = useLanguage()
  const [showReminder, setShowReminder] = useState(false)

  // Trash view: show only Restore and Permanent Delete
  if (isTrashView) {
    return (
      <div
        className={cn("flex items-center justify-end gap-1", className)}
        onClick={(e) => e.stopPropagation()}
      >
        {/* Restore Button */}
        <Button
          variant="ghost"
          size="sm"
          className="h-8 gap-1 px-2 text-xs"
          onClick={onRestore}
          title={t('trash.restore')}
        >
          <RotateCcw className="h-4 w-4" />
          <span className="hidden sm:inline">{t('trash.restore')}</span>
        </Button>

        {/* Permanent Delete Button */}
        <Button
          variant="ghost"
          size="sm"
          className="h-8 gap-1 px-2 text-xs text-red-600 dark:text-red-400 hover:text-red-700 dark:hover:text-red-300"
          onClick={onPermanentDelete}
          title={t('trash.permanentDelete')}
        >
          <Trash2 className="h-4 w-4" />
          <span className="hidden sm:inline">{t('trash.permanentDelete')}</span>
        </Button>
      </div>
    )
  }

  return (
    <div
      className={cn("flex items-center justify-end gap-1", className)}
      onClick={(e) => e.stopPropagation()}
    >
      {/* Reminder */}
      {noteId && onUpdateReminder && (
        <>
          <Button
            variant="ghost"
            size="sm"
            className={cn("h-8 w-8 p-0", currentReminder && "text-primary")}
            title={t('reminder.setReminder')}
            onClick={() => setShowReminder(true)}
          >
            <Bell className="h-4 w-4" />
          </Button>
          <div onClick={(e) => e.stopPropagation()}>
            <ReminderDialog
              open={showReminder}
              onOpenChange={setShowReminder}
              currentReminder={currentReminder || null}
              onSave={(date) => {
                onUpdateReminder(noteId, date)
                setShowReminder(false)
              }}
              onRemove={() => {
                onUpdateReminder(noteId, null)
                setShowReminder(false)
              }}
            />
          </div>
        </>
      )}

      {/* Color Palette */}
      <DropdownMenu>
        <DropdownMenuTrigger asChild>
          <Button variant="ghost" size="sm" className="h-8 w-8 p-0" title={t('notes.changeColor')}>
            <Palette className="h-4 w-4" />
          </Button>
        </DropdownMenuTrigger>
        <DropdownMenuContent>
          <div className="grid grid-cols-5 gap-2 p-2">
            {Object.entries(NOTE_COLORS).map(([colorName, classes]) => (
              <button
                key={colorName}
                className={cn(
                  'h-8 w-8 rounded-full border-2 transition-transform hover:scale-110',
                  classes.bg,
                  currentColor === colorName ? 'border-gray-900 dark:border-gray-100' : 'border-gray-300 dark:border-gray-700'
                )}
                onClick={() => onColorChange(colorName)}
                title={colorName}
              />
            ))}
          </div>
        </DropdownMenuContent>
      </DropdownMenu>

      {onToggleMarkdown && (() => {
        const iconMap: Record<string, React.ElementType> = { text: AlignLeft, markdown: FileCode2, richtext: PenLine, checklist: ListChecks }
        const TypeIcon = iconMap[noteType] || FileText
        return (
          <Button 
            variant="ghost" 
            size="sm" 
            className={cn("h-8 gap-1 px-2 text-xs", noteType !== 'text' && "text-primary bg-primary/10")} 
            title={noteType === 'markdown' ? 'Markdown' : noteType === 'richtext' ? 'Rich Text' : noteType === 'checklist' ? 'Checklist' : 'Text'}
            onClick={onToggleMarkdown}
          >
            <TypeIcon className="h-4 w-4" />
            <span className="hidden sm:inline">{noteType === 'markdown' ? 'MD' : noteType === 'richtext' ? 'RT' : noteType === 'checklist' ? 'CL' : 'TXT'}</span>
          </Button>
        )
      })()}

      {/* More Options */}
      <DropdownMenu>
        <DropdownMenuTrigger asChild>
          <Button variant="ghost" size="sm" className="h-8 w-8 p-0" aria-label={t('notes.moreOptions')}>
            <MoreVertical className="h-4 w-4" />
          </Button>
        </DropdownMenuTrigger>
        <DropdownMenuContent align="end">
          {/* Pin/Unpin Option */}
          <DropdownMenuItem onClick={onTogglePin}>
            {isPinned ? (
              <>
                <Pin className="h-4 w-4 mr-2" />
                {t('notes.unpin')}
              </>
            ) : (
              <>
                <Pin className="h-4 w-4 mr-2" />
                {t('notes.pin')}
              </>
            )}
          </DropdownMenuItem>

          <DropdownMenuItem onClick={onToggleArchive}>
            {isArchived ? (
              <>
                <ArchiveRestore className="h-4 w-4 mr-2" />
                {t('notes.unarchive')}
              </>
            ) : (
              <>
                <Archive className="h-4 w-4 mr-2" />
                {t('notes.archive')}
              </>
            )}
          </DropdownMenuItem>

          {onOpenHistory && (
            <DropdownMenuItem onClick={onOpenHistory}>
              <History className="h-4 w-4 mr-2" />
              {historyEnabled
                ? (t('notes.history') || 'Historique')
                : (t('notes.enableHistory') || "Activer l'historique")}
            </DropdownMenuItem>
          )}

          {/* Size Selector */}
          {onSizeChange && (
            <>
              <DropdownMenuSeparator />
              <div className="px-2 py-1.5 text-xs font-semibold text-muted-foreground">
                {t('notes.size')}
              </div>
              {(['small', 'medium', 'large'] as const).map((size) => (
                <DropdownMenuItem
                  key={size}
                  onSelect={(e) => {
                    onSizeChange?.(size);
                  }}
                  className={cn(
                    "capitalize",
                    currentSize === size && "bg-accent"
                  )}
                >
                  <Maximize2 className="h-4 w-4 mr-2" />
                  {t(`notes.${size}` as const)}
                </DropdownMenuItem>
              ))}
            </>
          )}

          {/* Collaborators */}
          {onShareCollaborators && (
            <>
              <DropdownMenuSeparator />
              <DropdownMenuItem
                onClick={(e) => {
                  e.stopPropagation()
                  onShareCollaborators()
                }}
              >
                <Users className="h-4 w-4 mr-2" />
                {t('notes.shareWithCollaborators')}
              </DropdownMenuItem>
            </>
          )}

          <DropdownMenuSeparator />
          <DropdownMenuItem onClick={onDelete} className="text-red-600 dark:text-red-400">
            <Trash2 className="h-4 w-4 mr-2" />
            {t('notes.delete')}
          </DropdownMenuItem>
        </DropdownMenuContent>
      </DropdownMenu>
    </div>
  )
}