dialog_flowtter 0.1.0

A Flutter implementation of DialogFlow, improved

example/lib/main.dart

import 'package:dialog_flowtter/dialog_flowtter.dart';
import 'package:flutter/material.dart';

import 'app_body.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Dialog Flowtter Example',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: 'Dialog Flowtter'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  final DialogFlowtter dialogFlowtter = DialogFlowtter();
  final TextEditingController _controller = TextEditingController();

  List<Map<String, dynamic>> messages = [];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Column(
        children: [
          Expanded(child: AppBody(messages: messages)),
          Container(
            padding: const EdgeInsets.symmetric(
              horizontal: 10,
              vertical: 5,
            ),
            color: Colors.blue,
            child: Row(
              children: [
                Expanded(
                  child: TextField(
                    controller: _controller,
                    style: TextStyle(color: Colors.white),
                  ),
                ),
                IconButton(
                  color: Colors.white,
                  icon: Icon(Icons.send),
                  onPressed: () {
                    sendMessage(_controller.text);
                    _controller.clear();
                  },
                ),
              ],
            ),
          ),
        ],
      ),
    );
  }

  void sendMessage(String text) async {
    if (text.isEmpty) return;
    setState(() {
      addMessage(
        Message(text: DialogText(text: [text])),
        true,
      );
    });

    // dialogFlowtter.projectId = "deimos-apps-0905";

    DetectIntentResponse response = await dialogFlowtter.detectIntent(
      queryInput: QueryInput(text: TextInput(text: text)),
    );

    if (response.message == null) return;
    setState(() {
      addMessage(response.message);
    });
  }

  void addMessage(Message message, [bool isUserMessage]) {
    messages.add({
      'message': message,
      'isUserMessage': isUserMessage ?? false,
    });
  }
}