fix: default register client id

water-admin/src/main/java/org/dromara/web/controller/AuthController.java

@@ -201,7 +201,11 @@ public class AuthController {
      */
     @ApiEncrypt
     @PostMapping("/register")
-    public R<Void> register(@Validated @RequestBody RegisterBody user) {
+    public R<Void> register(@RequestBody RegisterBody user) {
+        if (StringUtils.isBlank(user.getClientId())) {
+            user.setClientId("32324a04c0175c8d61ac8a282553aea1");
+        }
+        ValidatorUtils.validate(user);
         if (!configService.selectRegisterEnabled(user.getTenantId())) {
             return R.fail("当前系统没有开启注册功能！");
         }

water-admin/src/test/java/org/dromara/web/controller/AuthControllerUnitTest.java

@@ -1,20 +1,28 @@
 package org.dromara.web.controller;
 
 import cn.dev33.satoken.stp.StpUtil;
+import cn.hutool.extra.spring.SpringUtil;
+import jakarta.validation.Validation;
+import jakarta.validation.ValidatorFactory;
 import org.dromara.common.core.domain.R;
 import org.dromara.common.core.domain.model.AccountCancelBody;
+import org.dromara.common.core.domain.model.RegisterBody;
 import org.dromara.common.satoken.utils.LoginHelper;
+import org.dromara.system.service.ISysConfigService;
 import org.dromara.web.service.AccountCancellationService;
+import org.dromara.web.service.SysRegisterService;
 import org.junit.jupiter.api.Tag;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.mockito.Mock;
 import org.mockito.MockedStatic;
 import org.mockito.junit.jupiter.MockitoExtension;
+import org.springframework.context.support.GenericApplicationContext;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.Mockito.mockStatic;
 import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
 
 @ExtendWith(MockitoExtension.class)
 @Tag("dev")
@@ -23,6 +31,12 @@ class AuthControllerUnitTest {
     @Mock
     private AccountCancellationService accountCancellationService;
 
+    @Mock
+    private SysRegisterService registerService;
+
+    @Mock
+    private ISysConfigService configService;
+
     @Test
     void cancelAccount_checksLoginCancelsAccountAndLogsOut() {
         AuthController controller = new AuthController(
@@ -52,4 +66,38 @@ class AuthControllerUnitTest {
             stpUtil.verify(() -> StpUtil.logout(100L));
         }
     }
+
+    @Test
+    void register_defaultsClientIdWhenMissing() {
+        AuthController controller = new AuthController(
+            null,
+            null,
+            registerService,
+            configService,
+            null,
+            null,
+            null,
+            null,
+            null,
+            accountCancellationService
+        );
+        RegisterBody user = new RegisterBody();
+        user.setUsername("register-user");
+        user.setPassword("12345");
+        user.setGrantType("password");
+        when(configService.selectRegisterEnabled(user.getTenantId())).thenReturn(true);
+
+        try (ValidatorFactory validatorFactory = Validation.buildDefaultValidatorFactory();
+             GenericApplicationContext context = new GenericApplicationContext()) {
+            context.getBeanFactory().registerSingleton("validator", validatorFactory.getValidator());
+            context.refresh();
+            new SpringUtil().setApplicationContext(context);
+
+            R<Void> result = controller.register(user);
+
+            assertThat(result.getCode()).isEqualTo(200);
+            assertThat(user.getClientId()).isEqualTo("32324a04c0175c8d61ac8a282553aea1");
+            verify(registerService).register(user);
+        }
+    }
 }