package net.gepafin.tendermanagement.service.impl;

import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;
import net.gepafin.tendermanagement.dao.EmailLogDao;
import net.gepafin.tendermanagement.entities.EmailLogEntity;
import net.gepafin.tendermanagement.enums.EmailServiceTypeEnum;
import net.gepafin.tendermanagement.enums.StatusTypeEnum;
import net.gepafin.tendermanagement.model.request.EmailConfig;
import net.gepafin.tendermanagement.model.request.EmailLogRequest;
import net.gepafin.tendermanagement.util.Utils;
import net.gepafin.tendermanagement.util.Validator;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;

import java.util.Base64;
import java.util.List;

@Service
public class MailgunEmailService implements EmailService {
    
	@Value("${isMailSendingEnabled}")
	private String isEmailSendingEnabled;
	
	@Autowired
	private Validator validator;

    @Autowired
    private EmailLogDao emailLogDao;

    @Override
    public void sendEmail(String subject, String body, List<String> recipientEmails, EmailConfig emailConfig, EmailLogRequest emailLogRequest) {
    	
    	if (Boolean.FALSE.equals(Boolean.parseBoolean(isEmailSendingEnabled))) {
			return;
		}
    	
        String url = emailConfig.getUrl();
        String from = emailConfig.getSender();
        String apiKey = emailConfig.getApiKey();
        String authHeader = "Basic " + Base64.getEncoder().encodeToString(("api:" + apiKey).getBytes());

        // Send email via Mailgun API
        HttpResponse<String> response2=null;
        if (Boolean.FALSE.equals(validator.isTestProfileActivated())) {

            emailLogRequest.setRecipientEmails(Utils.listToCommaSeparatedString(recipientEmails));
               try {
        Unirest.setTimeouts(0, 0);
         response2 = Unirest.post(url)
                .header("Authorization", authHeader)
//                .header("content-type", "multipart/form-data")
                .field("from", from)
                .field("to", recipientEmails)
                .field("subject", subject)
                .field("html", body)
                .asString();
        }catch(Exception e) {
                emailLogRequest.setSendStatus(StatusTypeEnum.FAILED.getValue());
                emailLogRequest.setEmailServiceType(EmailServiceTypeEnum.MAILGUN_SERVICE);
                emailLogRequest.setErrorMessage(e.getMessage());
                EmailLogEntity emailLogEntity= emailLogDao.createEmailLog(emailLogRequest);
	            throw new RuntimeException("Failed to send email via Mailgun: " + response2.getStatus());
	        }
            emailLogRequest.setEmailServiceResponse(response2.getBody());
        }
        emailLogRequest.setEmailServiceType(EmailServiceTypeEnum.MAILGUN_SERVICE);
        EmailLogEntity emailLogEntity= emailLogDao.createEmailLog(emailLogRequest);

    }
}