Initial Flutter scaffold: Riverpod + GoRouter + Dio
This commit is contained in:
219
lib/features/emails/presentation/email_compose_screen.dart
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219
lib/features/emails/presentation/email_compose_screen.dart
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import '../../../shared/services/api_client.dart';
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import '../../clients/presentation/clients_screen.dart';
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class EmailComposeScreen extends ConsumerStatefulWidget {
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final String? clientId;
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const EmailComposeScreen({super.key, this.clientId});
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@override
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ConsumerState<EmailComposeScreen> createState() => _EmailComposeScreenState();
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}
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class _EmailComposeScreenState extends ConsumerState<EmailComposeScreen> {
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final _purposeController = TextEditingController();
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final _subjectController = TextEditingController();
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final _contentController = TextEditingController();
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String? _selectedClientId;
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bool _isGenerating = false;
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bool _hasGenerated = false;
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@override
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void initState() {
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super.initState();
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_selectedClientId = widget.clientId;
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}
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@override
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void dispose() {
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_purposeController.dispose();
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_subjectController.dispose();
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_contentController.dispose();
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super.dispose();
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}
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Future<void> _generateEmail() async {
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if (_selectedClientId == null) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Please select a client')),
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);
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return;
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}
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if (_purposeController.text.isEmpty) {
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Please enter a purpose')),
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);
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return;
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}
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setState(() => _isGenerating = true);
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try {
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final result = await ref.read(apiClientProvider).generateEmail(
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clientId: _selectedClientId!,
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purpose: _purposeController.text.trim(),
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);
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setState(() {
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_subjectController.text = result['subject'] ?? '';
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_contentController.text = result['content'] ?? '';
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_hasGenerated = true;
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});
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} catch (e) {
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if (mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('Failed to generate: $e')),
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);
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}
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} finally {
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if (mounted) {
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setState(() => _isGenerating = false);
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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final clientsAsync = ref.watch(clientsProvider(null));
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return Scaffold(
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appBar: AppBar(
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title: const Text('Compose Email'),
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actions: [
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if (_hasGenerated)
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TextButton(
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onPressed: () {
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// Email was already saved as draft during generation
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context.go('/emails');
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},
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child: const Text('Done'),
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),
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],
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),
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body: ListView(
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padding: const EdgeInsets.all(16),
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children: [
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// Client selector
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Text(
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'Select Client',
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style: Theme.of(context).textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 8),
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clientsAsync.when(
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data: (clients) => DropdownButtonFormField<String>(
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value: _selectedClientId,
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decoration: const InputDecoration(
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hintText: 'Choose a client',
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),
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items: clients.map((client) => DropdownMenuItem(
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value: client['id'] as String,
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child: Text('${client['firstName']} ${client['lastName']}'),
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)).toList(),
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onChanged: (value) {
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setState(() {
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_selectedClientId = value;
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_hasGenerated = false;
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});
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},
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),
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loading: () => const LinearProgressIndicator(),
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error: (e, s) => Text('Error loading clients: $e'),
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),
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const SizedBox(height: 24),
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// Purpose input
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Text(
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'Email Purpose',
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style: Theme.of(context).textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 8),
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TextFormField(
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controller: _purposeController,
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decoration: const InputDecoration(
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hintText: 'e.g., Follow up after meeting, Birthday wishes, Market update',
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),
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maxLines: 2,
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),
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const SizedBox(height: 16),
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// Generate button
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FilledButton.icon(
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onPressed: _isGenerating ? null : _generateEmail,
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icon: _isGenerating
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? const SizedBox(
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width: 20,
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height: 20,
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child: CircularProgressIndicator(strokeWidth: 2),
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)
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: const Icon(Icons.auto_awesome),
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label: Text(_isGenerating ? 'Generating...' : 'Generate with AI'),
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),
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if (_hasGenerated) ...[
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const SizedBox(height: 32),
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const Divider(),
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const SizedBox(height: 16),
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// Subject
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Text(
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'Subject',
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style: Theme.of(context).textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 8),
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TextFormField(
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controller: _subjectController,
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decoration: const InputDecoration(
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hintText: 'Email subject',
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),
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),
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const SizedBox(height: 16),
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// Content
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Text(
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'Content',
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style: Theme.of(context).textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.bold,
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),
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),
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const SizedBox(height: 8),
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TextFormField(
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controller: _contentController,
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decoration: const InputDecoration(
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hintText: 'Email content',
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),
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maxLines: 12,
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),
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const SizedBox(height: 16),
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Row(
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children: [
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Expanded(
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child: OutlinedButton.icon(
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onPressed: _generateEmail,
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icon: const Icon(Icons.refresh),
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label: const Text('Regenerate'),
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),
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),
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],
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),
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],
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],
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),
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);
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}
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}
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215
lib/features/emails/presentation/emails_screen.dart
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215
lib/features/emails/presentation/emails_screen.dart
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@@ -0,0 +1,215 @@
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:go_router/go_router.dart';
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import 'package:intl/intl.dart';
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import '../../../shared/services/api_client.dart';
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final emailsProvider = FutureProvider.autoDispose<List<Map<String, dynamic>>>((ref) async {
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final apiClient = ref.watch(apiClientProvider);
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return apiClient.getEmails();
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});
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class EmailsScreen extends ConsumerWidget {
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const EmailsScreen({super.key});
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final emailsAsync = ref.watch(emailsProvider);
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return Scaffold(
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appBar: AppBar(
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title: const Text('Emails'),
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),
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body: emailsAsync.when(
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data: (emails) {
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if (emails.isEmpty) {
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return Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.email_outlined,
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size: 64,
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color: Colors.grey.shade400,
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),
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const SizedBox(height: 16),
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Text(
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'No emails yet',
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style: Theme.of(context).textTheme.titleMedium?.copyWith(
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color: Colors.grey,
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),
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),
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const SizedBox(height: 8),
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Text(
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'Generate an email from a client profile',
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style: Theme.of(context).textTheme.bodyMedium?.copyWith(
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color: Colors.grey,
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),
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),
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],
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),
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);
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}
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final drafts = emails.where((e) => e['status'] == 'draft').toList();
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final sent = emails.where((e) => e['status'] == 'sent').toList();
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return DefaultTabController(
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length: 2,
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child: Column(
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children: [
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const TabBar(
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tabs: [
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Tab(text: 'Drafts'),
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Tab(text: 'Sent'),
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],
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),
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Expanded(
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child: TabBarView(
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children: [
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_EmailList(emails: drafts, isDraft: true, ref: ref),
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_EmailList(emails: sent, isDraft: false, ref: ref),
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],
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),
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),
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],
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),
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);
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},
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loading: () => const Center(child: CircularProgressIndicator()),
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error: (e, s) => Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(Icons.error_outline, size: 64, color: Colors.red.shade300),
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const SizedBox(height: 16),
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const Text('Failed to load emails'),
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TextButton(
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onPressed: () => ref.invalidate(emailsProvider),
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child: const Text('Retry'),
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),
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],
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),
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),
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),
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);
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}
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}
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class _EmailList extends StatelessWidget {
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final List<Map<String, dynamic>> emails;
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final bool isDraft;
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final WidgetRef ref;
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const _EmailList({
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required this.emails,
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required this.isDraft,
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required this.ref,
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});
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@override
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Widget build(BuildContext context) {
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if (emails.isEmpty) {
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return Center(
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child: Text(
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isDraft ? 'No drafts' : 'No sent emails',
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style: TextStyle(color: Colors.grey.shade600),
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),
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);
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}
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return ListView.builder(
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padding: const EdgeInsets.all(16),
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itemCount: emails.length,
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itemBuilder: (context, index) {
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final email = emails[index];
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final dateFormat = DateFormat.yMMMd().add_jm();
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final date = email['sentAt'] ?? email['createdAt'];
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return Card(
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margin: const EdgeInsets.only(bottom: 12),
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child: ListTile(
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title: Text(
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email['subject'] ?? 'No subject',
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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subtitle: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(
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email['content']?.toString().substring(0,
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email['content'].toString().length > 100 ? 100 : email['content'].toString().length) ?? '',
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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style: TextStyle(color: Colors.grey.shade600),
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),
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const SizedBox(height: 4),
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Text(
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date != null ? dateFormat.format(DateTime.parse(date)) : '',
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style: Theme.of(context).textTheme.bodySmall?.copyWith(
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color: Colors.grey,
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),
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),
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],
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),
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trailing: isDraft
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? Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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IconButton(
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icon: const Icon(Icons.send),
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onPressed: () async {
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try {
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await ref.read(apiClientProvider).sendEmail(email['id']);
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ref.invalidate(emailsProvider);
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} catch (e) {
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if (context.mounted) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text('Failed to send: $e')),
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);
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}
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}
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},
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),
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IconButton(
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icon: const Icon(Icons.delete_outline),
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onPressed: () async {
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final confirm = await showDialog<bool>(
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context: context,
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builder: (ctx) => AlertDialog(
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title: const Text('Delete Draft'),
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content: const Text('Are you sure?'),
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actions: [
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TextButton(
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onPressed: () => Navigator.pop(ctx, false),
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child: const Text('Cancel'),
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),
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TextButton(
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onPressed: () => Navigator.pop(ctx, true),
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child: const Text('Delete'),
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),
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],
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),
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);
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if (confirm == true) {
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await ref.read(apiClientProvider).deleteEmail(email['id']);
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ref.invalidate(emailsProvider);
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}
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},
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),
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],
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)
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: email['aiGenerated'] == true
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? const Chip(
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label: Text('AI'),
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visualDensity: VisualDensity.compact,
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)
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: null,
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isThreeLine: true,
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),
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);
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},
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);
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}
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}
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Reference in New Issue
Block a user