5.20

import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
import 'dart:convert';

class ChatDialog extends StatefulWidget {
  @override
  _ChatDialogState createState() => _ChatDialogState();
}

class _ChatDialogState extends State<ChatDialog> {
  TextEditingController _textEditingController = TextEditingController();
  String _chatHistory = '';

  Future<void> sendMessage(String message) async {
    String apiUrl = 'https://luckycola.com.cn/ai/openwxyy';

    Map<String, String> requestBody = {
      'ques': message,
      'appKey': '66389720f3168d0c06b3c53a',
      'uid': 'yJGIAB1714984700233jX5xUMn0on',
      'isLongChat': '1',
    };

    Map<String, String> headers = {
      'Content-Type': 'application/json',
    };

    var response = await http.post(Uri.parse(apiUrl), headers: headers, body: jsonEncode(requestBody));

    if (response.statusCode == 200) {
      Map<String, dynamic> responseData = jsonDecode(response.body);
      setState(() {
        var sb = StringBuffer(_chatHistory);
        sb.writeln('我: $message');
        sb.writeln('知心姐姐: ${responseData['data']['result']}');
        _chatHistory = sb.toString();
      });
    } else {
      setState(() {
        var sb = StringBuffer(_chatHistory);
        sb.writeln('Error connecting to ChatGPT API');
        _chatHistory = sb.toString();
      });
    }
  }

  @override
  Widget build(BuildContext context) {
    return AlertDialog(
      title: Text('知心树洞'),
      content: Column(
        mainAxisSize: MainAxisSize.min,
        children: [
          Expanded(
            child: SingleChildScrollView(
              child: Text(_chatHistory),
            ),
          ),
          TextField(
            controller: _textEditingController,
            decoration: InputDecoration(hintText: '在这里输入你所发送的信息'),
          ),
          ElevatedButton(
            onPressed: () {
              String message = _textEditingController.text.trim();
              if (message.isNotEmpty) {
                sendMessage(message);
                _textEditingController.clear();
              }
            },
            child: Text('发送'),
          ),
        ],
      ),
    );
  }
}