import { Dialog, DialogContent } from "@/components/ui/dialog";
import { ChevronLeft, ChevronRight } from "lucide-react";
import { Button } from "@/components/ui/button";
import { useEffect } from "react";

interface ImageViewerModalProps {
  isOpen: boolean;
  onClose: () => void;
  imageUrl: string;
  onNavigate?: (direction: 'prev' | 'next') => void;
}

export function ImageViewerModal({ isOpen, onClose, imageUrl, onNavigate }: ImageViewerModalProps) {
  const handleNavigation = (direction: 'prev' | 'next') => (e: React.MouseEvent) => {
    e.preventDefault();
    e.stopPropagation();
    onNavigate?.(direction);
  };

  // Add keyboard navigation
  useEffect(() => {
    const handleKeyDown = (e: KeyboardEvent) => {
      if (!onNavigate) return;
      
      if (e.key === 'ArrowLeft') {
        e.preventDefault();
        onNavigate('prev');
      } else if (e.key === 'ArrowRight') {
        e.preventDefault();
        onNavigate('next');
      } else if (e.key === 'Escape') {
        e.preventDefault();
        onClose();
      }
    };

    if (isOpen) {
      window.addEventListener('keydown', handleKeyDown);
    }

    return () => {
      window.removeEventListener('keydown', handleKeyDown);
    };
  }, [isOpen, onNavigate, onClose]);

  return (
    <Dialog open={isOpen} onOpenChange={onClose}>
      <DialogContent className="max-w-[90vw] max-h-[90vh] p-0 bg-transparent border-none">
        <div className="relative w-full h-full">
          {onNavigate && (
            <>
              <Button
                variant="ghost"
                size="icon"
                className="absolute left-4 top-1/2 -translate-y-1/2 text-white hover:text-gray-300 hover:bg-white/10"
                onClick={handleNavigation('prev')}
              >
                <ChevronLeft size={24} />
              </Button>
              <Button
                variant="ghost"
                size="icon"
                className="absolute right-4 top-1/2 -translate-y-1/2 text-white hover:text-gray-300 hover:bg-white/10"
                onClick={handleNavigation('next')}
              >
                <ChevronRight size={24} />
              </Button>
            </>
          )}
          
          <div className="relative w-full h-full min-h-[60vh] flex items-center justify-center">
            <img
              src={imageUrl}
              alt="Full size image"
              className="max-w-full max-h-full object-contain"
              loading="eager"
            />
          </div>
        </div>
      </DialogContent>
    </Dialog>
  );
}