EmailApiController.java

@RestController
@RequestMapping("/email")
public class EmailApiController {

    private final EmailService emailService;

    public EmailApiController(EmailService emailService) {
        this.emailService = emailService;
    }

    @RequestMapping(method = RequestMethod.POST, value = "/sendMail", consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
    public ResponseEntity sendMail(
            @RequestParam("subject") String subject,
            @RequestParam("toMail") String toMail,
            @RequestParam("body") String body) {
        SendMailRequest request = SendMailRequest.builder().subject(subject)
                .recipient(Contact.builder().address(toMail).build())
                .body(body)
                .build();
      
        emailService.sendMail(request);
        return ResponseEntity.noContent().build();
    }
}