import 'package:flutter/material.dart'; import 'package:dio/dio.dart'; import 'package:image_gallery_saver/image_gallery_saver.dart'; import 'package:permission_handler/permission_handler.dart'; void main() { runApp(const MyApp()); } class MyApp extends StatelessWidget { const MyApp({super.key}); @override Widget build(BuildContext context) { return MaterialApp( title: 'AI Image Generator', theme: ThemeData( colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple), home: const ImageGeneratorScreen(), ); } } class ImageGeneratorScreen extends StatefulWidget { const ImageGeneratorScreen({super.key}); @override State createState() => _ImageGeneratorScreenState(); } class _ImageGeneratorScreenState extends State { final TextEditingController _promptController = TextEditingController(); final Dio _dio = Dio(); List generatedImages = []; bool isLoading = false; Future generateImage() async { if (_promptController.text.isEmpty) return; setState(() => isLoading = true); try { final response = await _dio.post( 'https://api.openai.com/v1/images/generations', options: Options(headers: { 'Authorization': 'Bearer YOUR_OPENAI_API_KEY', 'Content-Type': 'application/json', }), data: { 'prompt': _promptController.text, 'n': 1, 'size': '512x512', }, ); final imageUrl = response.data['data'][0]['url']; generatedImages.insert(0, imageUrl); // Save to gallery await _saveImageToGallery(imageUrl); } catch (e) { ScaffoldMessenger.of(context).showSnackBar( SnackBar(content: Text('Error: ${e.toString()}')), ); } finally { setState(() => isLoading = false); } } Future _saveImageToGallery(String url) async { final status = await Permission.storage.request(); if (!status.isGranted) return; final response = await _dio.get( url, options: Options(responseType: ResponseType.bytes), ); await ImageGallerySaver.saveImage( Uint8List.fromList(response.data), quality: 100, name: 'ai_image_${DateTime.now().millisecondsSinceEpoch}', ); } @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: const Text('AI Image Generator'), actions: [ if (generatedImages.isNotEmpty) IconButton( icon: const Icon(Icons.delete), onPressed: () => setState(() => generatedImages.clear()), ), ], ), body: Column( children: [ Padding( padding: const EdgeInsets.all(16.0), child: TextField( controller: _promptController, decoration: InputDecoration( labelText: 'Enter your prompt', border: const OutlineInputBorder(), suffixIcon: IconButton( icon: const Icon(Icons.send), onPressed: generateImage, ), ), maxLines: 3, ), ), if (isLoading) const Center(child: CircularProgressIndicator()) else if (generatedImages.isEmpty) const Expanded( child: Center( child: Text('No images generated yet. Enter a prompt to start!'), ), ) else Expanded( child: GridView.builder( padding: const EdgeInsets.all(8), gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount( crossAxisCount: 2, crossAxisSpacing: 8, mainAxisSpacing: 8, ), itemCount: generatedImages.length, itemBuilder: (context, index) { return GestureDetector( onTap: () { Navigator.push( context, MaterialPageRoute( builder: (context) => ImageViewerScreen( imageUrl: generatedImages[index], ), ), ); }, child: Hero( tag: generatedImages[index], child: Image.network( generatedImages[index], fit: BoxFit.cover, ), ), ); }, ), ), ], ), ); } } class ImageViewerScreen extends StatelessWidget { final String imageUrl; const ImageViewerScreen({super.key, required this.imageUrl}); @override Widget build(BuildContext context) { return Scaffold( backgroundColor: Colors.black, appBar: AppBar( backgroundColor: Colors.transparent, elevation: 0, leading: IconButton( icon: const Icon(Icons.arrow_back, color: Colors.white), onPressed: () => Navigator.pop(context), ), ), body: Center( child: Hero( tag: imageUrl, child: InteractiveViewer( panEnabled: true, minScale: 0.5, maxScale: 4, child: Image.network(imageUrl), ), ), ), ); } } name: ai_image_generator description: An AI image generator app using Flutter publish_to: 'none' version: 1.0.0+1 environment: sdk: '>=3.0.0 <4.0.0' dependencies: flutter: sdk: flutter dio: ^5.3.2 image_gallery_saver: ^2.1.1 permission_handler: ^10.4.0 cupertino_icons: ^1.0.2 dev_dependencies: flutter_test: sdk: flutter flutter_lints: ^2.0.0 flutter: uses-material-design: true