package io.github.magwas.coder;
   
   import java.io.IOException;
   
   import javax.xml.parsers.ParserConfigurationException;
   
   import org.springframework.beans.factory.annotation.Autowired;
   import org.springframework.stereotype.Service;
   import org.xml.sax.SAXException;
  
  import com.fasterxml.jackson.databind.ObjectMapper;
  
  @Service
  public class OpenRouterResponseService implements ErrorMessages, FormattingConstants {
  	@Autowired
  	private ObjectMapper objectMapper;
  
  	@Autowired
  	private XMLFileWriterService xmlFileWriterService;
  
  	@Autowired
  	private FileWriterService fileWriterService;
  
  	public String apply(String responseBody) throws IOException, ParserConfigurationException, SAXException {
  		OpenRouterResponseData response = objectMapper.readValue(responseBody, OpenRouterResponseData.class);
  		StringBuilder result = new StringBuilder();
  
  		if (response.choices() != null && response.choices().length > 0) {
  			MessageData message = response.choices()[0].message();
  			if (message != null) {
  				if (message.reasoning() != null) {
  					result.append(message.reasoning()).append(SECTION_DIVIDER);
  				}
  				if (message.content() != null) {
  					fileWriterService.apply("target/ai.xml", message.content());
  					xmlFileWriterService.apply(message.content());
  				}
  			}
  		}
  		return result.toString();
  	}
  }