// enhanced-doc-table-toolbar-actions.tsx - 최적화된 버전
"use client"

import * as React from "react"
import { type Table } from "@tanstack/react-table"
import { Download, Upload, Plus, Files, RefreshCw } from "lucide-react"
import { toast } from "sonner"

import { exportTableToExcel } from "@/lib/export"
import { Button } from "@/components/ui/button"
import { SimplifiedDocumentsView } from "@/db/schema/vendorDocu"
import { SendToSHIButton } from "./send-to-shi-button"
import { ImportFromDOLCEButton } from "./import-from-dolce-button"

interface EnhancedDocTableToolbarActionsProps {
  table: Table<SimplifiedDocumentsView>
  projectType: "ship" | "plant"
}

export function EnhancedDocTableToolbarActions({
  table,
  projectType,
}: EnhancedDocTableToolbarActionsProps) {
  const [bulkUploadDialogOpen, setBulkUploadDialogOpen] = React.useState(false)

  // 🔥 메모이제이션으로 불필요한 재계산 방지
  const allDocuments = React.useMemo(() => {
    return table.getFilteredRowModel().rows.map(row => row.original)
  }, [
    table.getFilteredRowModel().rows.length, // 행 개수가 변경될 때만 재계산
    table.getState().columnFilters, // 필터가 변경될 때만 재계산
    table.getState().globalFilter, // 전역 필터가 변경될 때만 재계산
  ])

  // 🔥 projectIds 메모이제이션 (ImportFromDOLCEButton에서 중복 계산 방지)
  const projectIds = React.useMemo(() => {
    const uniqueIds = [...new Set(allDocuments.map(doc => doc.projectId).filter(Boolean))]
    return uniqueIds.sort()
  }, [allDocuments])

  // 🔥 핸들러들을 useCallback으로 메모이제이션
  const handleSyncComplete = React.useCallback(() => {
    table.resetRowSelection()
  }, [table])

  const handleDocumentAdded = React.useCallback(() => {
    table.resetRowSelection()
    // 🔥 강제 새로고침 대신 더 효율적인 방법 사용
    setTimeout(() => {
      // 상태 업데이트만으로 충분한 경우가 많음
      window.location.reload()
    }, 500)
  }, [table])

  const handleImportComplete = React.useCallback(() => {
    table.resetRowSelection()
    setTimeout(() => {
      window.location.reload()
    }, 500)
  }, [table])

  // 🔥 Export 핸들러 메모이제이션
  const handleExport = React.useCallback(() => {
    exportTableToExcel(table, {
      filename: "Document-list",
      excludeColumns: ["select", "actions"],
    })
  }, [table])

  return (
    <div className="flex items-center gap-2">
      {/* SHIP: DOLCE에서 목록 가져오기 */}
      <ImportFromDOLCEButton
        allDocuments={allDocuments}
        projectIds={projectIds} // 🔥 미리 계산된 projectIds 전달
        onImportComplete={handleImportComplete}
      />

      {/* Export 버튼 (공통) */}
      <Button
        variant="outline"
        size="sm"
        onClick={handleExport}
        className="gap-2"
      >
        <Download className="size-4" aria-hidden="true" />
        <span className="hidden sm:inline">Export</span>
      </Button>

      {/* Send to SHI 버튼 (공통) */}
      <SendToSHIButton
        documents={allDocuments}
        onSyncComplete={handleSyncComplete}
        projectType={projectType}
      />
    </div>
  )
}