endpoint for invitation email

Author: Thomasr

server/api-service/lowcoder-domain/src/main/java/org/lowcoder/domain/user/service/EmailCommunicationService.java

@@ -2,5 +2,5 @@
 
 public interface EmailCommunicationService {
     boolean sendPasswordResetEmail(String to, String token, String message);
-    boolean sendInviteEmail(String[] to, String token, String message);
+    boolean sendInvitationEmails(String[] to, String inviteLink, String message);
 }

server/api-service/lowcoder-domain/src/main/java/org/lowcoder/domain/user/service/EmailCommunicationServiceImpl.java

@@ -50,7 +50,7 @@ public boolean sendPasswordResetEmail(String to, String token, String message) {
     }
 
     @Override
-    public boolean sendInviteEmail(String[] to, String inviteLink, String message) {
+    public boolean sendInvitationEmails(String[] to, String inviteLink, String message) {
         try {
             String subject = "You've been invited!";
             MimeMessage mimeMessage = javaMailSender.createMimeMessage();
@@ -62,7 +62,7 @@ public boolean sendInviteEmail(String[] to, String inviteLink, String message) {
             mimeMessageHelper.setSubject(subject);
 
             // Construct the message with the invite link
-            String formattedMessage = String.format(message, String.join(", ", to), inviteLink);
+            String formattedMessage = String.format(message, inviteLink);
             mimeMessageHelper.setText(formattedMessage, true); // Set HTML to true to allow links
 
             javaMailSender.send(mimeMessage);

server/api-service/lowcoder-server/src/main/java/org/lowcoder/api/authentication/AuthenticationController.java

@@ -1,6 +1,7 @@
 package org.lowcoder.api.authentication;
 
-import lombok.RequiredArgsConstructor;
+import java.util.List;
+
 import org.lowcoder.api.authentication.dto.APIKeyRequest;
 import org.lowcoder.api.authentication.dto.AuthConfigRequest;
 import org.lowcoder.api.authentication.service.AuthenticationApiService;
@@ -12,6 +13,7 @@
 import org.lowcoder.api.util.BusinessEventPublisher;
 import org.lowcoder.domain.authentication.FindAuthConfig;
 import org.lowcoder.domain.user.model.APIKey;
+import org.lowcoder.domain.user.service.EmailCommunicationService;
 import org.lowcoder.domain.user.service.UserService;
 import org.lowcoder.sdk.auth.AbstractAuthConfig;
 import org.lowcoder.sdk.util.CookieHelper;
@@ -20,9 +22,9 @@
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.server.ServerWebExchange;
-import reactor.core.publisher.Mono;
 
-import java.util.List;
+import lombok.RequiredArgsConstructor;
+import reactor.core.publisher.Mono;
 
 @RequiredArgsConstructor
 @RestController
@@ -34,6 +36,7 @@ public class AuthenticationController implements AuthenticationEndpoints
     private final CookieHelper cookieHelper;
     private final BusinessEventPublisher businessEventPublisher;
     private final UserService userService;
+    private final EmailCommunicationService emailCommunicationService;
 
     /**
      * login by email or phone with password; or register by email for now.
@@ -134,4 +137,13 @@ public Mono<ResponseView<?>> bindEmail(@RequestParam String email) {
         return sessionUserService.getVisitor().flatMap(user -> userService.bindEmail(user, email))
                 .map(ResponseView::success);
     }
+
+    @Override
+    public Mono<ResponseView<Boolean>> sendInvitationEmails(InviteEmailRequest req) {
+        boolean isSuccess = emailCommunicationService.sendInvitationEmails(req.emails(), 
+        req.inviteLink(), 
+        "You have been invited to join our platform. Click here to accept the invitation: %s");
+        
+        return Mono.just(ResponseView.success(isSuccess));
+    }
 }

server/api-service/lowcoder-server/src/main/java/org/lowcoder/api/authentication/AuthenticationEndpoints.java

@@ -151,6 +151,15 @@ public Mono<ResponseView<Boolean>> linkAccountWithThirdParty(
 	)
 	@PostMapping("/email/bind")
 	public Mono<ResponseView<?>> bindEmail(@RequestParam String email);
+	
+	@Operation(
+			tags = TAG_AUTHENTICATION,
+			operationId = "sendInvitationEmails",
+			summary = "Send invitation emails",
+			description = "Send invitation emails to the specified addresses"
+	)
+	@PostMapping("/email/invite")
+	public Mono<ResponseView<Boolean>> sendInvitationEmails(@RequestBody InviteEmailRequest req);
 
     /**
      * @param loginId phone number or email for now.
@@ -159,4 +168,11 @@ public Mono<ResponseView<Boolean>> linkAccountWithThirdParty(
      */
     public record FormLoginRequest(String loginId, String password, boolean register, String source, String authId) {
     }
-}
+	/**
+	 * @param emails email addresses to send the invitation to
+	 * @param inviteLink the link to be included in the email
+	 */
+	public record InviteEmailRequest(String[] emails, String inviteLink) {
+	}
+}	
+