com.infusers.core.email.remote.RemoteEmailUtility Maven / Gradle / Ivy

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package com.infusers.core.email.remote;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.ApplicationEventPublisher;
import org.springframework.context.event.EventListener;
import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service;

import com.infusers.core.email.remote.eventdriven.EmailEvent;
import com.infusers.core.logger.ILogger;
import com.infusers.core.user.dto.IUserDto;
import com.infusers.core.user.event.UserLoggedInEvent;

@Service
public class RemoteEmailUtility {
	private final ILogger log = new ILogger(RemoteEmailUtility.class);	
	private static final String CLASS_NAME = RemoteEmailUtility.class.getSimpleName();
	
	@Value("${infusers.auth.verify.url}")
	private String authVerifyEndPoint;	
	
	@Value("${infusers.email.endpoint}")
	private String emailEndPoint;
	
	@Value("${infusers.email.url}")
	private String host;

	@Value("${myapp.common.prefix.mapping}")
	private String requestMapping;
	
    @Autowired
    private ApplicationEventPublisher eventPublisher;
		    
	public boolean sendEmailNewAccountCreated(IUserDto user) {		
		if(user==null) {
			log.error(CLASS_NAME+".sendEmailNewAccountCreated()--> user is NULL." + user);
			return false;
		}
		
		String subject = "[FYA] Warm welcome to Infusers!! Please verify your registration.";		
	    String content =
	              "You have created a new Account!
"
	            + "Please click the link below to verify your registration:
"
	            + "VERIFY";
	    
	    String verifyURL = authVerifyEndPoint + "?code=" + user.getVerificationCode();
	    content = content.replace("[[URL]]", verifyURL);
		
		return sendEmail(user.getUsername(), subject, content);
	}
	
	@EventListener
	public void handleUserLoggedInEvent(UserLoggedInEvent event) {
		try {
			String subject = "[FYI] Dear Infuser, Welcome Back :)";
			String message = "Thank you for your continued support in using Infuser's services, Have a great time ahead!!";
			
			sendEmail(event.getUserName(), subject, message);			
    	}
    	catch(Exception e) {
            log.error(CLASS_NAME + ".handleUserLoggedInEvent() -> Error hadling user logged in event: "+ e+" :: User Name = "+event.getUserName()); 
    	}			
	}	
	
	@Async
	public boolean sendEmail(String userName, String subject, String message) {
		String methodName = "sendEmail";
		log.debug(CLASS_NAME+"."+methodName+" userName : " + userName+" :: subject = "+subject);    	

		EmailMessage eMessage = new EmailMessage(userName, subject, message, host + requestMapping + emailEndPoint);
        eventPublisher.publishEvent(new EmailEvent(this, eMessage));
		return true;
	}
}