"use client";

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

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

import { Button } from "@/components/ui/button";
import { Input } from "@/components/ui/input";
import { ChevronLeft, ChevronRight } from "lucide-react";

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

export function DataTable<TData, TValue>({
  columns,
  data,
  searchKey = "book",
}: DataTableProps<TData, TValue>) {
  const [sorting, setSorting] = React.useState<SortingState>([]);
  const [columnFilters, setColumnFilters] = React.useState<ColumnFiltersState>([]);
  const [globalFilter, setGlobalFilter] = React.useState("");

  const table = useReactTable({
    data,
    columns,
    getCoreRowModel: getCoreRowModel(),
    getPaginationRowModel: getPaginationRowModel(),
    onSortingChange: setSorting,
    getSortedRowModel: getSortedRowModel(),
    onColumnFiltersChange: setColumnFilters,
    getFilteredRowModel: getFilteredRowModel(),
    state: {
      sorting,
      columnFilters,
      globalFilter,
    },
    onGlobalFilterChange: setGlobalFilter,
  });

  return (
    <div className="space-y-4">
      {/* Search Input */}
      <div className="flex items-center py-2">
        <Input
          placeholder={`Search by ${searchKey}...`}
          value={globalFilter ?? ""}
          onChange={(event) => setGlobalFilter(event.target.value)}
          className="max-w-sm"
        />
      </div>

      {/* The Table */}
      <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 results.
                </TableCell>
              </TableRow>
            )}
          </TableBody>
        </Table>
      </div>

      {/* Pagination */}
      <div className="flex items-center justify-between px-2">
        <div className="text-sm text-muted-foreground">
          Page {table.getState().pagination.pageIndex + 1} of{" "}
          {table.getPageCount()}
        </div>

        <div className="flex items-center gap-2">
          <Button
            variant="outline"
            size="sm"
            onClick={() => table.previousPage()}
            disabled={!table.getCanPreviousPage()}
          >
            <ChevronLeft className="h-4 w-4" />
            Previous
          </Button>
          <Button
            variant="outline"
            size="sm"
            onClick={() => table.nextPage()}
            disabled={!table.getCanNextPage()}
          >
            Next
            <ChevronRight className="h-4 w-4" />
          </Button>
        </div>
      </div>
    </div>
  );
}