feat(user): Implement user module foundation

video-auth/src/main/java/com/nuaa/video/auth/controller/AuthController.java

@@ -113,4 +113,13 @@ public class AuthController {
 
         return null;
     }
+
+    /**
+     * 根据ID获取用户名
+     */
+    @GetMapping("/username/{userId}")
+    public String getUsernameById(@PathVariable Long userId) {
+        AuthUser user = authUserService.getById(userId);
+        return user != null ? user.getUsername() : null;
+    }
 }

video-auth/src/main/java/com/nuaa/video/auth/feign/UserClient.java

@@ -0,0 +1,15 @@
+package com.nuaa.video.auth.feign;
+
+import com.nuaa.video.auth.feign.fallback.UserClientFallback;
+import com.nuaa.video.common.model.vo.Result;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+@FeignClient(name = "video-user", fallback = UserClientFallback.class)
+public interface UserClient {
+
+    @PostMapping("/user/profile/init")
+    Result<Void> createUserInfo(@RequestParam("userId") Long userId,
+                                @RequestParam("username") String username);
+}

video-auth/src/main/java/com/nuaa/video/auth/feign/fallback/UserClientFallback.java

@@ -0,0 +1,17 @@
+package com.nuaa.video.auth.feign.fallback;
+
+import com.nuaa.video.auth.feign.UserClient;
+import com.nuaa.video.common.model.vo.Result;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+@Slf4j
+@Component
+public class UserClientFallback implements UserClient {
+
+    @Override
+    public Result<Void> createUserInfo(Long userId, String username) {
+        log.error("创建用户资料失败(回退): userId={}, username={}", userId, username);
+        return Result.error("用户服务不可用,资料将在首次访问时创建");
+    }
+}

video-auth/src/main/java/com/nuaa/video/auth/service/impl/AuthUserServiceImpl.java

@@ -8,6 +8,7 @@ import com.nuaa.video.auth.dto.RegisterDTO;
 import com.nuaa.video.auth.dto.TokenInfoDTO;
 import com.nuaa.video.auth.entity.AuthUser;
 import com.nuaa.video.auth.entity.AuthUserRole;
+import com.nuaa.video.auth.feign.UserClient;
 import com.nuaa.video.auth.mapper.AuthUserMapper;
 import com.nuaa.video.auth.mapper.AuthUserRoleMapper;
 import com.nuaa.video.auth.service.AuthUserService;
@@ -21,6 +22,8 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.transaction.support.TransactionSynchronization;
+import org.springframework.transaction.support.TransactionSynchronizationManager;
 import org.springframework.util.StringUtils;
 
 import java.time.LocalDateTime;
@@ -31,7 +34,7 @@ import java.util.List;
  */
 @Slf4j
 @Service
-@RequiredArgsConstructor
+@RequiredArgsConstructor //Lombok注解，会自动为final字段创建构造函数
 public class AuthUserServiceImpl extends ServiceImpl<AuthUserMapper, AuthUser> implements AuthUserService {
 
     private final AuthUserMapper authUserMapper;
@@ -39,6 +42,7 @@ public class AuthUserServiceImpl extends ServiceImpl<AuthUserMapper, AuthUser> i
     private final PasswordEncoder passwordEncoder;
     private final JwtUtils jwtUtils;
     private final RedisUtils redisUtils;
+    private final UserClient userClient;
 
     @Value("${jwt.expiration:86400}")
     private long expiration;
@@ -171,6 +175,22 @@ public class AuthUserServiceImpl extends ServiceImpl<AuthUserMapper, AuthUser> i
         userRole.setCreateTime(LocalDateTime.now());
         authUserRoleMapper.insert(userRole);
 
+        // 使用事务同步器确保在事务提交后再创建用户资料
+        final Long userId = user.getId();
+        final String username = user.getUsername();
+
+        TransactionSynchronizationManager.registerSynchronization(new TransactionSynchronization() {
+            @Override
+            public void afterCommit() {
+                try {
+                    userClient.createUserInfo(userId, username);
+                    log.info("用户资料创建成功：userId={}", userId);
+                } catch (Exception e) {
+                    log.error("创建用户资料失败，用户ID: " + userId, e);
+                }
+            }
+        });
+
         return Result.success("注册成功");
     }
 

video-auth/src/main/resources/application.yml

@@ -32,12 +32,22 @@ spring:
     username: ${MYSQL_USERNAME:root}
     password: ${MYSQL_PASSWORD:sty@G458221}
     hikari:
-      minimum-idle: 5
-      maximum-pool-size: 20
-      idle-timeout: 30000
-      max-lifetime: 1200000
-      connection-timeout: 30000
+      # 减少最大生命周期，避免超过数据库的wait_timeout
+      max-lifetime: 58000        # 设置为MySQL wait_timeout的值减少一些，默认通常为8小时(28800000ms)
+      # 空闲连接超时时间
+      idle-timeout: 300000        # 5分钟，超过该时间的空闲连接将被移除
+      # 连接超时时间
+      connection-timeout: 20000   # 20秒
+      # 测试连接的有效性
       connection-test-query: SELECT 1
+      # 保持连接活跃的时间间隔
+      keepalive-time: 60000       # 1分钟，定期发送ping保持连接
+      # 验证超时时间
+      validation-timeout: 3000    # 3秒
+      # 最小空闲连接数
+      minimum-idle: 5
+      # 最大连接池大小
+      maximum-pool-size: 20
 
   data:
     redis:
@@ -87,4 +97,13 @@ logging:
     com.nuaa.video: info
     org.springframework.security: info
     org.springframework.beans: debug
-    org.springframework.context: debug
+    org.springframework.context: debug
+
+feign:
+  circuitbreaker:
+    enabled: true  # 启用断路器
+  client:
+    config:
+      default:
+        connectTimeout: 5000
+        readTimeout: 5000