"use client"

import * as React from "react"
import { type DataTableRowAction } from "@/types/table"
import { type ColumnDef } from "@tanstack/react-table"
import { Ellipsis } from "lucide-react"

import { formatDate } from "@/lib/utils"
import { Button } from "@/components/ui/button"
import { Checkbox } from "@/components/ui/checkbox"
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuSeparator,
  DropdownMenuShortcut,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu"
import { DataTableColumnHeaderSimple } from "@/components/data-table/data-table-column-simple-header"

// 테이블 표시에 필요한 데이터 타입 정의
interface OffshoreTopTableItem {
  id: number;
  itemId: number;
  workType: "TM" | "TS" | "TE" | "TP";
  itemList: string | null;
  subItemList: string | null;
  itemCode: string;
  itemName: string;
  description: string | null;
  createdAt: Date;
  updatedAt: Date;
}

interface GetColumnsProps {
  setRowAction: React.Dispatch<React.SetStateAction<DataTableRowAction<OffshoreTopTableItem> | null>>
}

export function getOffshoreTopColumns({ setRowAction }: GetColumnsProps): ColumnDef<OffshoreTopTableItem>[] {
  // ----------------------------------------------------------------
  // 1) select 컬럼 (체크박스)
  // ----------------------------------------------------------------
  const selectColumn: ColumnDef<OffshoreTopTableItem> = {
    id: "select",
    header: ({ table }) => (
      <Checkbox
        checked={
          table.getIsAllPageRowsSelected() ||
          (table.getIsSomePageRowsSelected() && "indeterminate")
        }
        onCheckedChange={(value) => table.toggleAllPageRowsSelected(!!value)}
        aria-label="Select all"
        className="translate-y-0.5"
      />
    ),
    cell: ({ row }) => (
      <Checkbox
        checked={row.getIsSelected()}
        onCheckedChange={(value) => row.toggleSelected(!!value)}
        aria-label="Select row"
        className="translate-y-0.5"
      />
    ),
    size: 40,
    enableSorting: false,
    enableHiding: false,
  }

  // ----------------------------------------------------------------
  // 2) actions 컬럼 (Dropdown 메뉴)
  // ----------------------------------------------------------------
  const actionsColumn: ColumnDef<OffshoreTopTableItem> = {
    id: "actions",
    cell: ({ row }) => (
      <DropdownMenu>
        <DropdownMenuTrigger asChild>
          <Button
            aria-label="Open menu"
            variant="ghost"
            className="flex size-8 p-0 data-[state=open]:bg-muted"
          >
            <Ellipsis className="size-4" aria-hidden="true" />
          </Button>
        </DropdownMenuTrigger>
        <DropdownMenuContent align="end" className="w-40">
          <DropdownMenuItem
            onSelect={() => setRowAction({ row, type: "update" })}
          >
            수정
          </DropdownMenuItem>
          <DropdownMenuSeparator />
          <DropdownMenuItem
            onSelect={() => setRowAction({ row, type: "delete" })}
            className="text-destructive"
          >
            삭제
            <DropdownMenuShortcut>⌘⌫</DropdownMenuShortcut>
          </DropdownMenuItem>
        </DropdownMenuContent>
      </DropdownMenu>
    ),
    size: 40,
    enableSorting: false,
    enableHiding: false,
  }

  // ----------------------------------------------------------------
  // 3) 데이터 컬럼들 정의
  // ----------------------------------------------------------------
  
  const dataColumns: ColumnDef<OffshoreTopTableItem>[] = [
    {
      accessorKey: "itemCode",
      header: ({ column }) => (
        <DataTableColumnHeaderSimple column={column} title="자재 그룹" />
      ),
      cell: ({ row }) => <div>{row.original.itemCode}</div>,
      enableSorting: true,
      enableHiding: true,
      meta: {
        excelHeader: "자재 그룹",
      },
    },
    {
      accessorKey: "workType",
      header: ({ column }) => (
        <DataTableColumnHeaderSimple column={column} title="기능(공종)" />
      ),
      cell: ({ row }) => <div>{row.original.workType}</div>,
      enableSorting: true,
      enableHiding: true,
      meta: {
        excelHeader: "기능(공종)",
      },
    },
    {
      accessorKey: "itemList",
      header: ({ column }) => (
        <DataTableColumnHeaderSimple column={column} title="자재명" />
      ),
      cell: ({ row }) => <div>{row.original.itemList || "-"}</div>,
      enableSorting: true,
      enableHiding: true,
      meta: {
        excelHeader: "자재명",
      },
    },
    {
      accessorKey: "subItemList",
      header: ({ column }) => (
        <DataTableColumnHeaderSimple column={column} title="자재명(상세)" />
      ),
      cell: ({ row }) => <div>{row.original.subItemList || "-"}</div>,
      enableSorting: true,
      enableHiding: true,
      meta: {
        excelHeader: "자재명(상세)",
      },
    },
    {
      accessorKey: "createdAt",
      header: ({ column }) => (
        <DataTableColumnHeaderSimple column={column} title="생성일" />
      ),
      cell: ({ row }) => formatDate(row.original.createdAt, "KR"),
      enableSorting: true,
      enableHiding: true,
      meta: {
        excelHeader: "생성일",
      },
    },
    {
      accessorKey: "updatedAt",
      header: ({ column }) => (
        <DataTableColumnHeaderSimple column={column} title="수정일" />
      ),
      cell: ({ row }) => formatDate(row.original.updatedAt, "KR"),
      enableSorting: true,
      enableHiding: true,
      meta: {
        excelHeader: "수정일",
      },
    }
  ]

  // ----------------------------------------------------------------
  // 4) 최종 컬럼 배열: select, dataColumns, actions
  // ----------------------------------------------------------------
  return [
    selectColumn,
    ...dataColumns,
    actionsColumn,
  ]
}