"use client"

import {
  type ColumnDef,
  flexRender,
  getCoreRowModel,
  useReactTable,
  getPaginationRowModel,
  getFilteredRowModel,
  type ColumnFiltersState,
} from "@tanstack/react-table"
import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from "@/components/ui/table"
import { Input } from "@/components/ui/input"
import { Button } from "@/components/ui/button"
import { useState } from "react"
import { Search } from "lucide-react"

interface DataTableProps<TData, TValue> {
  columns: ColumnDef<TData, TValue>[]
  data: TData[]
}

export function DataTable<TData, TValue>({ columns, data }: DataTableProps<TData, TValue>) {
  const [columnFilters, setColumnFilters] = useState<ColumnFiltersState>([])

  const table = useReactTable({
    data,
    columns,
    getCoreRowModel: getCoreRowModel(),
    getPaginationRowModel: getPaginationRowModel(),
    getFilteredRowModel: getFilteredRowModel(),
    onColumnFiltersChange: setColumnFilters,
    state: {
      columnFilters,
    },
  })

  return (
    <div className="space-y-4">
      <div className="flex items-center gap-4">
        <div className="relative flex-1">
          <Search className="absolute left-3 top-2.5 h-4 w-4 text-gray-400" />
          <Input
            placeholder="搜索计划名称..."
            value={(table.getColumn("name")?.getFilterValue() as string) ?? ""}
            onChange={(event) => table.getColumn("name")?.setFilterValue(event.target.value)}
            className="pl-9"
          />
        </div>
      </div>

      <div className="rounded-md border">
        <Table>
          <TableHeader>
            {table.getHeaderGroups().map((headerGroup) => (
              <TableRow key={headerGroup.id}>
                {headerGroup.headers.map((header) => (
                  <TableHead key={header.id}>
                    {header.isPlaceholder ? null : flexRender(header.column.columnDef.header, header.getContext())}
                  </TableHead>
                ))}
              </TableRow>
            ))}
          </TableHeader>
          <TableBody>
            {table.getRowModel().rows?.length ? (
              table.getRowModel().rows.map((row) => (
                <TableRow key={row.id} data-state={row.getIsSelected() && "selected"}>
                  {row.getVisibleCells().map((cell) => (
                    <TableCell key={cell.id}>{flexRender(cell.column.columnDef.cell, cell.getContext())}</TableCell>
                  ))}
                </TableRow>
              ))
            ) : (
              <TableRow>
                <TableCell colSpan={columns.length} className="h-24 text-center">
                  暂无数据
                </TableCell>
              </TableRow>
            )}
          </TableBody>
        </Table>
      </div>

      <div className="flex items-center justify-end space-x-2">
        <Button variant="outline" size="sm" onClick={() => table.previousPage()} disabled={!table.getCanPreviousPage()}>
          上一页
        </Button>
        <Button variant="outline" size="sm" onClick={() => table.nextPage()} disabled={!table.getCanNextPage()}>
          下一页
        </Button>
      </div>
    </div>
  )
}