smartbotic/webui/src/components/GroupCard.tsx

import { useState } from 'react'
import { Folder, MoreVertical, Pencil, Trash2, FolderInput } from 'lucide-react'
import { WorkflowGroup } from '../api/workflowGroups'
import { formatDistanceToNow } from 'date-fns'

interface GroupCardProps {
  group: WorkflowGroup
  onClick: () => void
  onRename: () => void
  onMove: () => void
  onDelete: () => void
}

// Helper to safely format timestamps. The API layer normalises the database's
// nanosecond, snake_case metadata into milliseconds and hands back null when a
// document carries no usable timestamp.
function safeFormatDistanceToNow(timestamp: number | null | undefined): string {
  if (timestamp === null || timestamp === undefined) {
    return 'unknown'
  }
  if (timestamp <= 0 || timestamp > 8640000000000000) {
    return 'unknown'
  }
  try {
    return formatDistanceToNow(timestamp, { addSuffix: true })
  } catch {
    return 'unknown'
  }
}

export function GroupCard({ group, onClick, onRename, onMove, onDelete }: GroupCardProps) {
  const [showMenu, setShowMenu] = useState(false)

  return (
    <div className="bg-white dark:bg-slate-800 rounded-xl border border-gray-200 dark:border-slate-700 p-4 hover:shadow-md transition-shadow">
      <div className="flex items-start justify-between mb-3">
        <button
          onClick={onClick}
          className="flex-1 flex items-start gap-3 text-left"
        >
          <div className="p-2 bg-amber-100 dark:bg-amber-900/30 rounded-lg">
            <Folder className="w-5 h-5 text-amber-600 dark:text-amber-400" />
          </div>
          <div className="flex-1 min-w-0">
            <h3 className="font-semibold text-gray-900 dark:text-gray-100 hover:text-primary-600 dark:hover:text-primary-400 truncate">
              {group.name}
            </h3>
            {group.description && (
              <p className="text-sm text-gray-500 dark:text-gray-400 mt-1 line-clamp-2">
                {group.description}
              </p>
            )}
          </div>
        </button>

        <div className="relative flex-shrink-0">
          <button
            onClick={(e) => {
              e.stopPropagation()
              setShowMenu(!showMenu)
            }}
            className="p-1 text-gray-400 dark:text-gray-500 hover:text-gray-600 dark:hover:text-gray-300 rounded"
          >
            <MoreVertical className="w-5 h-5" />
          </button>

          {showMenu && (
            <>
              <div
                className="fixed inset-0 z-10"
                onClick={() => setShowMenu(false)}
              />
              <div className="absolute right-0 mt-1 w-40 bg-white dark:bg-slate-800 rounded-lg shadow-lg border border-gray-200 dark:border-slate-700 z-20">
                <button
                  onClick={(e) => {
                    e.stopPropagation()
                    onRename()
                    setShowMenu(false)
                  }}
                  className="w-full px-4 py-2 text-left text-sm text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-slate-700 flex items-center gap-2"
                >
                  <Pencil className="w-4 h-4" /> Rename
                </button>
                <button
                  onClick={(e) => {
                    e.stopPropagation()
                    onMove()
                    setShowMenu(false)
                  }}
                  className="w-full px-4 py-2 text-left text-sm text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-slate-700 flex items-center gap-2"
                >
                  <FolderInput className="w-4 h-4" /> Move
                </button>
                <button
                  onClick={(e) => {
                    e.stopPropagation()
                    onDelete()
                    setShowMenu(false)
                  }}
                  className="w-full px-4 py-2 text-left text-sm text-red-600 dark:text-red-400 hover:bg-red-50 dark:hover:bg-red-900/30 flex items-center gap-2"
                >
                  <Trash2 className="w-4 h-4" /> Delete
                </button>
              </div>
            </>
          )}
        </div>
      </div>

      <div className="flex items-center justify-end text-sm">
        <span className="text-gray-400 dark:text-gray-500">
          {safeFormatDistanceToNow(group.updatedAt)}
        </span>
      </div>
    </div>
  )
}