From 8b2b85d2e546cf2164c330d65c05d0bc99d38e62 Mon Sep 17 00:00:00 2001
From: Suomm <1474983351@qq.com>
Date: Wed, 26 Jul 2023 18:33:10 +0800
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---
 .../impl/PrimaryKeyLogicDeleteProcessor.java  | 67 +++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 mybatis-flex-core/src/main/java/com/mybatisflex/core/logicdelete/impl/PrimaryKeyLogicDeleteProcessor.java

diff --git a/mybatis-flex-core/src/main/java/com/mybatisflex/core/logicdelete/impl/PrimaryKeyLogicDeleteProcessor.java b/mybatis-flex-core/src/main/java/com/mybatisflex/core/logicdelete/impl/PrimaryKeyLogicDeleteProcessor.java
new file mode 100644
index 00000000..40f041fa
--- /dev/null
+++ b/mybatis-flex-core/src/main/java/com/mybatisflex/core/logicdelete/impl/PrimaryKeyLogicDeleteProcessor.java
@@ -0,0 +1,67 @@
+/*
+ *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
+ *  <p>
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *  <p>
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *  <p>
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+package com.mybatisflex.core.logicdelete.impl;
+
+import com.mybatisflex.core.FlexGlobalConfig;
+import com.mybatisflex.core.dialect.IDialect;
+import com.mybatisflex.core.exception.FlexAssert;
+import com.mybatisflex.core.logicdelete.AbstractLogicDeleteProcessor;
+import com.mybatisflex.core.table.IdInfo;
+import com.mybatisflex.core.table.TableInfo;
+
+import java.util.List;
+
+import static com.mybatisflex.core.constant.SqlConsts.EQUALS;
+
+/**
+ * 主键逻辑删除处理器。
+ *
+ * @author 王帅
+ * @see <a href="https://gitee.com/mybatis-flex/mybatis-flex/issues/I7O1VV">I7O1VV</a>
+ * @since 2023-07-26
+ */
+public class PrimaryKeyLogicDeleteProcessor extends AbstractLogicDeleteProcessor {
+
+    @Override
+    public String buildLogicDeletedSet(String logicColumn, TableInfo tableInfo, IDialect dialect) {
+        List<IdInfo> primaryKeyList = tableInfo.getPrimaryKeyList();
+        FlexAssert.notEmpty(primaryKeyList, "Must have one primary key.");
+        String column = primaryKeyList.get(0).getColumn();
+        return dialect.wrap(logicColumn) + EQUALS + dialect.wrap(column);
+    }
+
+    /**
+     * 正常未删除的值为 0 （或者可配置为其他值）。
+     */
+    @Override
+    public Object getLogicNormalValue() {
+        Object normalValueOfLogicDelete = FlexGlobalConfig.getDefaultConfig().getNormalValueOfLogicDelete();
+        if (normalValueOfLogicDelete instanceof Number) {
+            return normalValueOfLogicDelete;
+        }
+        return 0;
+    }
+
+    /**
+     * 逻辑删除后，则更新逻辑删除字段值为主键的值。
+     */
+    @Override
+    public Object getLogicDeletedValue() {
+        return null;
+    }
+
+}