fix select子查询参数问题

mybatis-plus-join-core/src/main/java/com/github/yulichang/kt/KtLambdaWrapper.java

@@ -12,7 +12,6 @@ import com.github.yulichang.toolkit.KtUtils;
 import com.github.yulichang.toolkit.KtWrapperUtils;
 import com.github.yulichang.toolkit.TableList;
 import com.github.yulichang.toolkit.support.ColumnCache;
-import com.github.yulichang.wrapper.MPJLambdaWrapper;
 import com.github.yulichang.wrapper.interfaces.Chain;
 import com.github.yulichang.wrapper.interfaces.SelectWrapper;
 import com.github.yulichang.wrapper.resultmap.Label;
@@ -218,8 +217,7 @@ public class KtLambdaWrapper<T> extends KtAbstractLambdaWrapper<T, KtLambdaWrapp
         wrapper.subTableAlias = st;
         consumer.accept(wrapper);
         addCustomWrapper(wrapper);
-        String sql = KtWrapperUtils.buildSubSqlByWrapper(clazz, wrapper, alias.getName());
-        this.selectColumns.add(new SelectString(sql, hasAlias, this.alias));
+        this.selectColumns.add(new SelectSub(() -> KtWrapperUtils.buildSubSqlByWrapper(clazz, wrapper, alias.getName()), hasAlias, this.alias));
         return typedThis;
     }
 

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/MPJLambdaWrapper.java

@@ -217,8 +217,7 @@ public class MPJLambdaWrapper<T> extends MPJAbstractLambdaWrapper<T, MPJLambdaWr
         wrapper.subTableAlias = st;
         consumer.accept(wrapper);
         addCustomWrapper(wrapper);
-        String sql = WrapperUtils.buildSubSqlByWrapper(clazz, wrapper, LambdaUtils.getName(alias));
-        this.selectColumns.add(new SelectString(sql, hasAlias, this.alias));
+        this.selectColumns.add(new SelectSub(() -> WrapperUtils.buildSubSqlByWrapper(clazz, wrapper, LambdaUtils.getName(alias)), hasAlias, this.alias));
         return typedThis;
     }
 

mybatis-plus-join-core/src/main/java/com/github/yulichang/wrapper/segments/SelectSub.java

@@ -0,0 +1,125 @@
+package com.github.yulichang.wrapper.segments;
+
+import com.baomidou.mybatisplus.core.metadata.TableFieldInfo;
+import com.baomidou.mybatisplus.core.toolkit.StringPool;
+import com.github.yulichang.wrapper.enums.BaseFuncEnum;
+import org.apache.ibatis.type.TypeHandler;
+
+import java.util.Objects;
+import java.util.function.Supplier;
+
+/**
+ * 子查询列
+ *
+ * @author yulichang
+ * @since 1.4.7
+ */
+public class SelectSub implements Select {
+
+    private final Supplier<String> column;
+
+    private final boolean hasTableAlias;
+
+    private final String tableAlias;
+
+    public SelectSub(Supplier<String> column, boolean hasTableAlias, String tableAlias) {
+        this.column = column;
+        this.hasTableAlias = hasTableAlias;
+        this.tableAlias = tableAlias;
+    }
+
+    @Override
+    public Class<?> getClazz() {
+        return null;
+    }
+
+    @Override
+    public Integer getIndex() {
+        return null;
+    }
+
+    @Override
+    public boolean isHasTableAlias() {
+        return this.hasTableAlias;
+    }
+
+    @Override
+    public String getTableAlias() {
+        return this.tableAlias;
+    }
+
+    @Override
+    public boolean isPk() {
+        return false;
+    }
+
+    @Override
+    public String getColumn() {
+        return Objects.isNull(column) ? StringPool.EMPTY : column.get();
+    }
+
+    @Override
+    public Class<?> getColumnType() {
+        return null;
+    }
+
+    @Override
+    public String getTagColumn() {
+        return null;
+    }
+
+    @Override
+    public String getColumProperty() {
+        return null;
+    }
+
+    @Override
+    public boolean hasTypeHandle() {
+        return false;
+    }
+
+    @Override
+    public TypeHandler<?> getTypeHandle() {
+        return null;
+    }
+
+    @Override
+    public boolean isHasAlias() {
+        return false;
+    }
+
+    @Override
+    public String getAlias() {
+        return null;
+    }
+
+    @Override
+    public TableFieldInfo getTableFieldInfo() {
+        return null;
+    }
+
+    @Override
+    public boolean isFunc() {
+        return false;
+    }
+
+    @Override
+    public SelectFunc.Arg[] getArgs() {
+        return null;
+    }
+
+    @Override
+    public BaseFuncEnum getFunc() {
+        return null;
+    }
+
+    @Override
+    public boolean isLabel() {
+        return false;
+    }
+
+    @Override
+    public boolean isStr() {
+        return true;
+    }
+}

mybatis-plus-join-test/test-join/src/test/java/com/github/yulichang/test/join/LambdaWrapperTest.java

@@ -1047,10 +1047,10 @@ class LambdaWrapperTest {
                 .le(UserDO::getId, 100);
         wrapper.list();
 
-        ThreadLocalUtils.set("SELECT ( SELECT st.id FROM address st WHERE st.del=false AND (st.id = t.id) limit 1 ) AS id FROM `user` t LEFT JOIN address t1 ON (t1.user_id = t.id) WHERE t.del=false AND t1.del=false AND (t.id <= ?)");
+        ThreadLocalUtils.set("SELECT ( SELECT st.id FROM area st WHERE st.del=false AND (st.id = t1.id) limit 1 ) AS id FROM `user` t LEFT JOIN address t1 ON (t1.user_id = t.id) WHERE t.del=false AND t1.del=false AND (t.id <= ?)");
         MPJLambdaWrapper<UserDO> wrapper1 = JoinWrappers.lambda(UserDO.class)
-                .selectSub(AddressDO.class, w -> w.select(AddressDO::getId)
-                        .eq(AddressDO::getId, UserDO::getId)
+                .selectSub(AreaDO.class, w -> w.select(AreaDO::getId)
+                        .eq(AreaDO::getId, AddressDO::getId)
                         .last("limit 1"), UserDO::getId)
                 .leftJoin(AddressDO.class, AddressDO::getUserId, UserDO::getId)
                 .le(UserDO::getId, 100);