be_happy_public/lib/presentation/components/full_screen_image_viewer.dart

import 'package:flutter/material.dart';

class FullScreenImageViewer extends StatefulWidget {
  final List<String> photoUrls;
  final int initialIndex;

  const FullScreenImageViewer({
    super.key,
    required this.photoUrls,
    required this.initialIndex,
  });

  @override
  State<FullScreenImageViewer> createState() => _FullScreenImageViewerState();
}

class _FullScreenImageViewerState extends State<FullScreenImageViewer> {
  late PageController _pageController;

  @override
  void initState() {
    super.initState();
    _pageController = PageController(initialPage: widget.initialIndex);
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.black,
      appBar: AppBar(
        backgroundColor: Colors.transparent,
        iconTheme: const IconThemeData(color: Colors.white),
      ),
      body: PageView.builder(
        controller: _pageController,
        itemCount: widget.photoUrls.length,
        itemBuilder: (context, index) {
          final isNetwork = widget.photoUrls[index].startsWith('http');
          return InteractiveViewer(
            child: Center(
              child: isNetwork
                  ? Image.network(widget.photoUrls[index])
                  : Image.asset(widget.photoUrls[index]),
            ),
          );
        },
      ),
    );
  }
}