From f8c605b85824e571656b2ec84f3626ba0c4bed29 Mon Sep 17 00:00:00 2001
From: figmar <figmar@yeah.net>
Date: Tue, 1 Sep 2026 19:24:21 +0800
Subject: [PATCH] =?UTF-8?q?fix(gateway):=20=E7=A9=BA=20email=20=E6=8C=89?=
 =?UTF-8?q?=E7=94=A8=E6=88=B7=E5=90=8D=E5=90=88=E6=88=90=20casdoor.local?=
 =?UTF-8?q?=20=E5=8D=A0=E4=BD=8D=EF=BC=88email=20=E5=88=97=20NOT=20NULL=20?=
 =?UTF-8?q?UNIQUE=EF=BC=89?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../gateway/infrastructure/casdoor/CasdoorUserService.java    | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/api-gateway/src/main/java/com/deepdata/gateway/infrastructure/casdoor/CasdoorUserService.java b/backend/api-gateway/src/main/java/com/deepdata/gateway/infrastructure/casdoor/CasdoorUserService.java
index f0fb29d..7a5fae4 100644
--- a/backend/api-gateway/src/main/java/com/deepdata/gateway/infrastructure/casdoor/CasdoorUserService.java
+++ b/backend/api-gateway/src/main/java/com/deepdata/gateway/infrastructure/casdoor/CasdoorUserService.java
@@ -116,9 +116,9 @@ public class CasdoorUserService {
     private User createUser(IdTokenClaims claims, String username, LocalDateTime now) {
         User user = new User();
         user.setUsername(username);
-        // email 列有唯一约束：空串会互相冲突，空值统一落 NULL（NULL 不参与唯一约束）
+        // email 列 NOT NULL UNIQUE：空串会互相冲突，缺省按用户名合成占位 email
         String email = claims.email();
-        user.setEmail(email == null || email.isBlank() ? null : email.trim());
+        user.setEmail(email == null || email.isBlank() ? username + "@casdoor.local" : email.trim());
         user.setFullName(claims.name());
         // 本地密码不可用：随机占位（登录统一走 Casdoor，本地 BCrypt 仅迁移期兜底）
         user.setPasswordHash(new BCryptPasswordEncoder(10).encode(UUID.randomUUID().toString()));