枚举问题

cash-common/cash-common-service/src/main/java/com/czg/account/service/ShopInfoService.java

@@ -4,11 +4,11 @@ import cn.hutool.core.exceptions.ValidateException;
 import com.czg.account.dto.PageDTO;
 import com.czg.account.dto.shopinfo.*;
 import com.czg.account.entity.ShopInfo;
+import com.czg.constants.ShopSwitchTypeEnum;
 import com.czg.exception.CzgException;
 import com.mybatisflex.core.paginate.Page;
 import com.mybatisflex.core.service.IService;
-import com.mybatisflex.core.util.LambdaGetter;
-import java.util.function.Function;
+
 import java.io.Serializable;
 import java.math.BigDecimal;
 import java.util.List;
@@ -24,10 +24,10 @@ public interface ShopInfoService extends IService<ShopInfo> {
     /**
      * 检测开关
      * @param shopId 店铺id
-     * @param switchGetter    ShopInfo的某列 开关
+     * @param switchType    ShopInfo的某列 开关
      * @return true:开启 false:关闭
      */
-    <T> boolean checkSwitch(Long shopId, Function<ShopInfo, T> switchGetter)  throws ValidateException;
+    boolean checkSwitch(Long shopId, ShopSwitchTypeEnum switchType)  throws ValidateException;
 
     Page<ShopInfo> get(PageDTO pageDTO, String shopName, Integer status, Integer isHeadShop);
 

cash-common/cash-common-service/src/main/java/com/czg/constants/SerializableFunction.java

@@ -0,0 +1,20 @@
+package com.czg.constants;
+
+import java.io.Serial;
+import java.io.Serializable;
+import java.util.function.Function;
+
+/**
+ * 可序列化的函数式接口
+ * 用于在Dubbo等需要序列化的场景中传递Lambda表达式
+ *
+ * @param <T> 输入类型
+ * @param <R> 输出类型
+ * @author ww
+ */
+@FunctionalInterface
+public interface SerializableFunction<T, R> extends Function<T, R>, Serializable {
+    // serialVersionUID 不能是private
+    @Serial
+    long serialVersionUID = 1L;
+}

cash-common/cash-common-service/src/main/java/com/czg/constants/ShopSwitchTypeEnum.java

@@ -0,0 +1,57 @@
+package com.czg.constants;
+
+import com.czg.account.entity.ShopInfo;
+
+/**
+ * 店铺开关枚举
+ *
+ * @author ww
+ */
+public enum ShopSwitchTypeEnum {
+    GROUP_BUY("groupBuy", "拼团开关", ShopInfo::getIsGroupBuy),
+   ;
+
+    private final String code;
+    private final String description;
+    private final SerializableFunction<ShopInfo, Integer> getter;
+
+    ShopSwitchTypeEnum(String code, String description,
+                       SerializableFunction<ShopInfo, Integer> getter) {
+        this.code = code;
+        this.description = description;
+        this.getter = getter;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public boolean getValue(ShopInfo shopInfo) {
+        if (shopInfo == null) {
+            return false;
+        }
+        try {
+            return getter.apply(shopInfo) == 1;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+    public SerializableFunction<ShopInfo, Integer> getGetter() {
+        return getter;
+    }
+
+    // 根据code获取枚举
+    public static ShopSwitchTypeEnum getByCode(String code) {
+        for (ShopSwitchTypeEnum type : values()) {
+            if (type.code.equals(code)) {
+                return type;
+            }
+        }
+        throw new IllegalArgumentException("未知的开关类型: " + code);
+    }
+}