generateChatbotService static method

String generateChatbotService(String projectName)

Implementation

static String generateChatbotService(String projectName) {
  return '''
import 'dart:developer';
import 'package:dio/dio.dart';
import 'package:$projectName/features/chatbot/models/chat_message_model.dart';
import 'package:$projectName/core/constants/app_constants.dart';

class ChatbotService {
final Dio _dio = Dio();

Future<String> sendMessage(List<ChatMessageModel> messages) async {
  try {
    final response = await _dio.post(
      "https://generativelanguage.googleapis.com/v1beta/models/gemini-2.5-flash:generateContent?key=\${AppConstants.geminiApiKey}",
      data: {
        "contents": messages.map((e) => e.toMap()).toList(),
        "generationConfig": {
          "temperature": 0.9,
          "topK": 1,
          "topP": 1,
          "maxOutputTokens": 2048,
          "stopSequences": []
        },
        "safetySettings": [
          {
            "category": "HARM_CATEGORY_HARASSMENT",
            "threshold": "BLOCK_MEDIUM_AND_ABOVE"
          },
          {
            "category": "HARM_CATEGORY_HATE_SPEECH",
            "threshold": "BLOCK_MEDIUM_AND_ABOVE"
          },
          {
            "category": "HARM_CATEGORY_SEXUALLY_EXPLICIT",
            "threshold": "BLOCK_MEDIUM_AND_ABOVE"
          },
          {
            "category": "HARM_CATEGORY_DANGEROUS_CONTENT",
            "threshold": "BLOCK_MEDIUM_AND_ABOVE"
          }
        ]
      },
    );

    if (response.statusCode != null &&
        response.statusCode! >= 200 &&
        response.statusCode! < 300) {
      return response
          .data['candidates'].first['content']['parts'].first['text'];
    }

    throw Exception('Failed to get response from Gemini API');
  } catch (e) {
    log('Chatbot Service Error: \$e');
    rethrow;
  }
}
}
''';
}