'use client'

import { Button } from '@/components/ui/button'
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from '@/components/ui/select'
import { ChevronLeft, ChevronRight } from 'lucide-react'

interface PaginationProps {
  page: number
  totalPages: number
  total: number
  perPage: number
  onPageChange: (page: number) => void
  onPerPageChange?: (perPage: number) => void
}

export function Pagination({
  page,
  totalPages,
  total,
  perPage,
  onPageChange,
  onPerPageChange,
}: PaginationProps) {
  if (totalPages <= 1 && !onPerPageChange) return null

  const from = (page - 1) * perPage + 1
  const to = Math.min(page * perPage, total)

  return (
    <div className="flex items-center justify-between">
      <div className="flex items-center gap-3">
        <p className="text-sm text-muted-foreground">
          Showing {from} to {to} of {total} results
        </p>
        {onPerPageChange && (
          <Select
            value={String(perPage)}
            onValueChange={(v) => onPerPageChange(Number(v))}
          >
            <SelectTrigger className="h-8 w-[70px]">
              <SelectValue />
            </SelectTrigger>
            <SelectContent>
              {[10, 20, 50, 100].map((n) => (
                <SelectItem key={n} value={String(n)}>
                  {n}
                </SelectItem>
              ))}
            </SelectContent>
          </Select>
        )}
      </div>
      {totalPages > 1 && (
        <div className="flex items-center gap-2">
          <Button
            variant="outline"
            size="sm"
            onClick={() => onPageChange(page - 1)}
            disabled={page === 1}
          >
            <ChevronLeft className="h-4 w-4" />
            Previous
          </Button>
          <span className="text-sm">
            Page {page} of {totalPages}
          </span>
          <Button
            variant="outline"
            size="sm"
            onClick={() => onPageChange(page + 1)}
            disabled={page >= totalPages}
          >
            Next
            <ChevronRight className="h-4 w-4" />
          </Button>
        </div>
      )}
    </div>
  )
}