Files
Virtual-Tutor/Chat-App/lib/screens/setup_screen.dart
2025-09-30 18:07:12 +02:00

312 lines
11 KiB
Dart

import 'package:flutter/material.dart';
import 'package:ai_chat_lab/services/convai_service.dart';
import 'package:ai_chat_lab/screens/chat_screen.dart';
class SetupScreen extends StatefulWidget {
const SetupScreen({super.key});
@override
State<SetupScreen> createState() => _SetupScreenState();
}
class _SetupScreenState extends State<SetupScreen> {
final TextEditingController _apiKeyController = TextEditingController();
final TextEditingController _characterIdController = TextEditingController();
final ConvaiService _convaiService = ConvaiService();
bool _showApiKey = false;
bool _isLoading = false;
void _completeSetup() async {
final apiKey = _apiKeyController.text.trim();
final characterId = _characterIdController.text.trim();
if (apiKey.isEmpty) {
_showError('Please enter your API key');
return;
}
if (characterId.isEmpty) {
_showError('Please enter a character ID');
return;
}
setState(() => _isLoading = true);
try {
// Save settings
await _convaiService.saveSettings(apiKey, characterId);
// Save the character to the character management list
await _convaiService.saveCharacter(characterId);
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
const SnackBar(
content: Text('Setup completed successfully!'),
backgroundColor: Colors.green,
),
);
// Navigate to chat screen
Navigator.of(context).pushReplacement(
MaterialPageRoute(builder: (context) => const ChatScreen()),
);
}
} catch (e) {
_showError('Error saving settings: $e');
} finally {
if (mounted) {
setState(() => _isLoading = false);
}
}
}
void _showError(String message) {
if (mounted) {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(
content: Text(message),
backgroundColor: Colors.red,
),
);
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: const Color(0xFFF8FAFC),
body: SafeArea(
child: SingleChildScrollView(
padding: const EdgeInsets.all(24),
child: Column(
children: [
// Welcome Header
Container(
width: 120,
height: 120,
decoration: BoxDecoration(
gradient: const LinearGradient(
colors: [Color(0xFF4F8CFF), Color(0xFF6366F1)],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
borderRadius: BorderRadius.circular(60),
boxShadow: [
BoxShadow(
color: const Color(0xFF4F8CFF).withOpacity(0.3),
blurRadius: 20,
offset: const Offset(0, 10),
),
],
),
child: const Icon(
Icons.chat_bubble_outline,
size: 60,
color: Colors.white,
),
),
const SizedBox(height: 32),
const Text(
'Welcome to AI Chat Lab!',
style: TextStyle(
fontSize: 28,
fontWeight: FontWeight.bold,
color: Color(0xFF2D3748),
),
textAlign: TextAlign.center,
),
const SizedBox(height: 32),
// Setup Form
Container(
width: double.infinity,
padding: const EdgeInsets.all(24),
decoration: BoxDecoration(
color: Colors.white,
borderRadius: BorderRadius.circular(16),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.1),
blurRadius: 20,
offset: const Offset(0, 4),
),
],
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'Step 1: API Key',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w600,
color: Color(0xFF2D3748),
),
),
const SizedBox(height: 8),
const Text(
'Get your API key from convai.com',
style: TextStyle(
fontSize: 14,
color: Color(0xFF64748B),
),
),
const SizedBox(height: 16),
TextField(
controller: _apiKeyController,
obscureText: !_showApiKey,
decoration: InputDecoration(
labelText: 'Convai API Key',
hintText: 'Enter your API key',
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: Color(0xFFE0E7EF)),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: Color(0xFFE0E7EF)),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: Color(0xFF4F8CFF), width: 2),
),
suffixIcon: IconButton(
icon: Icon(
_showApiKey ? Icons.visibility_off : Icons.visibility,
color: const Color(0xFF64748B),
),
onPressed: () => setState(() => _showApiKey = !_showApiKey),
),
),
),
const SizedBox(height: 24),
const Text(
'Step 2: Choose a Character',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w600,
color: Color(0xFF2D3748),
),
),
const SizedBox(height: 8),
const Text(
'Find character IDs in your Convai dashboard',
style: TextStyle(
fontSize: 14,
color: Color(0xFF64748B),
),
),
const SizedBox(height: 16),
TextField(
controller: _characterIdController,
decoration: InputDecoration(
labelText: 'Character ID',
hintText: 'Enter character ID to chat with',
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: Color(0xFFE0E7EF)),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: Color(0xFFE0E7EF)),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(12),
borderSide: const BorderSide(color: Color(0xFF4F8CFF), width: 2),
),
),
),
],
),
),
const SizedBox(height: 24),
// Help Section
Container(
width: double.infinity,
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: const Color(0xFF4F8CFF).withOpacity(0.1),
borderRadius: BorderRadius.circular(12),
border: Border.all(color: const Color(0xFF4F8CFF).withOpacity(0.3)),
),
child: Row(
children: [
Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: const Color(0xFF4F8CFF),
borderRadius: BorderRadius.circular(8),
),
child: const Icon(
Icons.lightbulb_outline,
color: Colors.white,
size: 20,
),
),
const SizedBox(width: 12),
const Expanded(
child: Text(
'Visit convai.com to create your account and get your API key. You can change these settings anytime later.',
style: TextStyle(
fontSize: 14,
color: Color(0xFF4A5568),
),
),
),
],
),
),
const SizedBox(height: 32),
// Continue Button
SizedBox(
width: double.infinity,
height: 56,
child: ElevatedButton(
onPressed: _isLoading ? null : _completeSetup,
style: ElevatedButton.styleFrom(
backgroundColor: const Color(0xFF4F8CFF),
foregroundColor: Colors.white,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(16),
),
elevation: 0,
),
child: _isLoading
? const SizedBox(
width: 24,
height: 24,
child: CircularProgressIndicator(
strokeWidth: 2,
valueColor: AlwaysStoppedAnimation<Color>(Colors.white),
),
)
: const Text(
'Start Chatting',
style: TextStyle(
fontSize: 18,
fontWeight: FontWeight.w600,
),
),
),
),
],
),
),
),
);
}
@override
void dispose() {
_apiKeyController.dispose();
_characterIdController.dispose();
super.dispose();
}
}