"use client";

import * as React from "react";
import {
  ColumnDef,
  ColumnFiltersState,
  SortingState,
  VisibilityState,
  flexRender,
  getCoreRowModel,
  getFacetedRowModel,
  getFacetedUniqueValues,
  getFilteredRowModel,
  getPaginationRowModel,
  getSortedRowModel,
  useReactTable,
} from "@tanstack/react-table";

import {
  Table,
  TableBody,
  TableCell,
  TableHead,
  TableHeader,
  TableRow,
} from "@/components/ui/table";

import { DataTablePagination } from "@/components/task-table/data-table-pagination";
import { DataTableToolbar } from "@/components/task-table/data-table-toolbar";

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

export function DataTable<TData, TValue>({
  columns,
  data,
}: DataTableProps<TData, TValue>) {
  const [rowSelection, setRowSelection] = React.useState({});
  const [columnVisibility, setColumnVisibility] =
    React.useState<VisibilityState>({});
  const [columnFilters, setColumnFilters] = React.useState<ColumnFiltersState>(
    []
  );
  const [sorting, setSorting] = React.useState<SortingState>([]);

  const table = useReactTable({
    data,
    columns,
    state: {
      sorting,
      columnVisibility,
      rowSelection,
      columnFilters,
    },
    enableRowSelection: true,
    onRowSelectionChange: setRowSelection,
    onSortingChange: setSorting,
    onColumnFiltersChange: setColumnFilters,
    onColumnVisibilityChange: setColumnVisibility,
    getCoreRowModel: getCoreRowModel(),
    getFilteredRowModel: getFilteredRowModel(),
    getPaginationRowModel: getPaginationRowModel(),
    getSortedRowModel: getSortedRowModel(),
    getFacetedRowModel: getFacetedRowModel(),
    getFacetedUniqueValues: getFacetedUniqueValues(),
  });

  return (
    <div className="space-y-4">
      <DataTableToolbar table={table} />
      <div className="rounded-md border">
        <div style={{ height: "400px", overflow: "auto" }}>
          <Table>
            <TableHeader>
              {table.getHeaderGroups().map((headerGroup) => (
                <TableRow key={headerGroup.id}>
                  {headerGroup.headers.map((header) => {
                    return (
                      <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"
                  >
                    No results.
                  </TableCell>
                </TableRow>
              )}
            </TableBody>
          </Table>
        </div>
      </div>
      <DataTablePagination table={table} />
    </div>
  );
}