package com.srv4pos.server.api.email;
   
   import com.srv4pos.server.api.infrastructure.HttpMethod;
   import com.srv4pos.server.api.infrastructure.StringConnectionWriter;
   import com.srv4pos.server.api.infrastructure.credentials.Credentials;
   import com.srv4pos.server.api.infrastructure.http.HttpHelper;
   import com.srv4pos.server.api.infrastructure.http.Transport;
   
   import java.net.URL;
  
  import static com.srv4pos.server.api.infrastructure.request.RequestHelper.requestVoid;
  
  /**
   * Sending e-mails.
   */
  public class EmailService {
      private URL url;
      private Credentials credentials;
      private Transport transport;
  
      /**
       * Constructs the service.
       *
       * @param url         of the server
       * @param credentials to work with the server
       * @param transport   to know the method to reach the server
       */
      public EmailService(URL url, Credentials credentials, Transport transport) {
          this.url = url;
          this.credentials = credentials;
          this.transport = transport;
      }
  
      /**
       * Sends e-mail.
       *
       * @param emailInfo information about message
       */
      public void send(EmailInfo emailInfo) {
          requestVoid("email",
                  HttpMethod.POST,
                  url,
                  credentials == null ? null : credentials.toAuthentication(),
                  null,
                  null,
                  new StringConnectionWriter(emailInfo.toJson()),
                  HttpHelper.CONTENT_TYPE_APPLICATION_JSON,
                  transport);
      }
  
  }