"use client";
import { useState, useEffect } from "react";
import {
  ColumnDef,
  SortingState,
  getSortedRowModel,
  flexRender,
  ColumnFiltersState,
  VisibilityState,
  getCoreRowModel,
  getPaginationRowModel,
  getFilteredRowModel,
  useReactTable,
} 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 {
  DropdownMenu,
  DropdownMenuCheckboxItem,
  DropdownMenuContent,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu";

interface DataTableProps<TData, TValue> {
  columns: ColumnDef<TData, TValue>[];
  data: TData[];
  searchKey: string;
  pagination?: number;
  showingRow?: number
}

export function DataTable<TData, TValue>({
  columns,
  data,
  searchKey,
  pagination = 10,
  showingRow = 5,
}: DataTableProps<TData, TValue>) {
  const [columnFilters, setColumnFilters] = useState<ColumnFiltersState>([]);
  const [sorting, setSorting] = useState<SortingState>([]);
  const [columnVisibility, setColumnVisibility] = useState<VisibilityState>({});

  useEffect(() => {
    const defaultVisibility: VisibilityState = {};
    columns.forEach((column, index) => {
      const value = (column as any).accessorKey ?? "";
      if (value) {
        defaultVisibility[value as string] = index < showingRow;
      }
    });
    setColumnVisibility(defaultVisibility);
  }, [columns, showingRow]);
  const table = useReactTable({
    data,
    columns,
    getCoreRowModel: getCoreRowModel(),
    onColumnFiltersChange: setColumnFilters,
    getFilteredRowModel: getFilteredRowModel(),
    getPaginationRowModel: getPaginationRowModel(),
    onColumnVisibilityChange: setColumnVisibility,
    onSortingChange: setSorting,
    getSortedRowModel: getSortedRowModel(),
    state: {
      columnFilters,
      columnVisibility,
      sorting,
    },
    initialState: {
      pagination: {
        pageIndex: 0,
        pageSize: pagination,
      },
    },
  });

  return (
    <div className="py-4">
      <div className="flex items-center py-4 gap-2">
        <Input
          id={`Search by ${searchKey}`}
          name="Search by title"
          placeholder={`Search by ${searchKey}...`}
          value={(table.getColumn(searchKey)?.getFilterValue() as string) ?? ""}
          onChange={(event) =>
            table.getColumn(searchKey)?.setFilterValue(event.target.value)
          }
          className="max-w-sm bg-transparent max-sm:w-[50%] max-md:w-[66%] max-sm:max-h-9"
        />
        <DropdownMenu>
          <DropdownMenuTrigger asChild>
            <Button
              variant="outline"
              className="ml-auto max-sm:w-[30%] max-sm:max-h-9 max-sm:text-[13px]"
            >
              Show Only
            </Button>
          </DropdownMenuTrigger>
          <DropdownMenuContent align="end" className="bg-white p-4 text-black">
            {table
              .getAllColumns()
              .filter((column) => column.getCanHide())
              .map((column) => {
                return (
                  <DropdownMenuCheckboxItem
                    key={column.id}
                    className="capitalize text-[14px]"
                    checked={column.getIsVisible()}
                    onCheckedChange={(value) =>
                      column.toggleVisibility(!!value)
                    }
                  >
                    {column.id}
                  </DropdownMenuCheckboxItem>
                );
              })}
          </DropdownMenuContent>
        </DropdownMenu>
      </div>
      <div className="rounded-md border">
        <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 data available
                  {/* <Loader screenSize="full" /> */}
                </TableCell>
              </TableRow>
            )}
          </TableBody>
        </Table>
      </div>
      <div className="flex items-center justify-end space-x-2 py-4">
        <div className="flex-1 text-sm text-muted-foreground">
          Page {table.getState().pagination.pageIndex + 1} of{" "}
          {table.getPageCount()}
        </div>
        <Button
          variant="outline"
          size="sm"
          onClick={() => table.previousPage()}
          disabled={!table.getCanPreviousPage()}
        >
          Previous
        </Button>
        <Button
          variant="outline"
          size="sm"
          onClick={() => table.nextPage()}
          disabled={!table.getCanNextPage()}
        >
          Next
        </Button>
      </div>
    </div>
  );
}