-
Notifications
You must be signed in to change notification settings - Fork 0
/
main.dart
143 lines (135 loc) · 4.4 KB
/
main.dart
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
import 'package:deepseek/deepseek_client.dart';
import 'package:flutter/material.dart';
import 'package:flutter_markdown/flutter_markdown.dart';
void main() {
runApp(const MyApp());
}
class MyApp extends StatelessWidget {
const MyApp({super.key});
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'DeepSeek Chat',
debugShowCheckedModeBanner: false,
theme: ThemeData(
primarySwatch: Colors.blue,
visualDensity: VisualDensity.adaptivePlatformDensity,
),
home: const DeepSeepChat(),
);
}
}
class DeepSeepChat extends StatefulWidget {
const DeepSeepChat({super.key});
@override
DeepSeepChatState createState() => DeepSeepChatState();
}
class DeepSeepChatState extends State<DeepSeepChat> {
final TextEditingController _controller = TextEditingController();
DeekSeekModels model = DeekSeekModels.chat;
bool isLoading = false;
final List<Message> _messages = [
Message(content: "You are a helpful assistant", role: "system")
];
String? _response;
Future<void> _sendMessage() async {
isLoading = true;
_messages.add(Message(role: 'user', content: _controller.text));
_controller.clear();
setState(() {});
final nonStream =
await DeepSeekClient.sendMessage(messages: _messages, model: model);
_response = nonStream.choices?.first.message?.content;
_messages.add(Message(content: _response!, role: "assistant"));
isLoading = false;
setState(() {});
}
@override
Widget build(BuildContext context) {
return SafeArea(
child: Scaffold(
appBar: AppBar(
title: const Text('DeepSeek Chat'),
actions: [
IconButton(
icon: const Icon(Icons.settings),
onPressed: () {
showMenu(
context: context,
position: const RelativeRect.fromLTRB(25.0, 25.0, 0.0, 0.0),
items: DeekSeekModels.values
.map(
(e) => PopupMenuItem(
value: e.name,
child: Row(
children: [
if (model == e) const Icon(Icons.done),
Text(e.name),
],
),
),
)
.toList(),
).then((value) {
if (value == 'chat') {
setState(() {
model = DeekSeekModels.chat;
});
} else if (value == 'coder') {
setState(() {
model = DeekSeekModels.coder;
});
}
});
},
),
],
),
body: Column(
children: [
Expanded(
child: ListView.builder(
reverse: true,
itemCount: _messages.length + 1,
itemBuilder: (context, index) {
if (index == _messages.length) {
return Container();
} else {
final message = _messages.reversed.toList()[index];
if (message.role == "system") {
return const SizedBox.shrink();
}
return ListTile(
title: MarkdownBody(data: message.content),
subtitle: Text(message.role),
);
}
},
),
),
Padding(
padding: const EdgeInsets.all(8.0),
child: TextField(
controller: _controller,
decoration: InputDecoration(
hintText: 'Type a message...',
border: const OutlineInputBorder(),
suffixIcon: Visibility(
visible: isLoading,
replacement: IconButton(
icon: const Icon(Icons.send),
onPressed: _sendMessage,
),
child: Transform.scale(
scale: 0.5,
child: const CircularProgressIndicator(),
),
)),
),
),
],
),
),
);
}
}