001/*
002 *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
003 *  <p>
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *  <p>
008 *  http://www.apache.org/licenses/LICENSE-2.0
009 *  <p>
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package com.mybatisflex.core.logicdelete;
017
018import com.mybatisflex.core.dialect.IDialect;
019import com.mybatisflex.core.query.QueryColumn;
020import com.mybatisflex.core.query.QueryTable;
021import com.mybatisflex.core.query.QueryWrapper;
022import com.mybatisflex.core.table.TableInfo;
023
024import static com.mybatisflex.core.constant.SqlConsts.EQUALS;
025
026/**
027 * 逻辑删除处理器抽象类。
028 *
029 * @author 王帅
030 * @since 2023-06-20
031 */
032public abstract class AbstractLogicDeleteProcessor implements LogicDeleteProcessor {
033
034    @Override
035    public String buildLogicNormalCondition(String logicColumn, TableInfo tableInfo, IDialect dialect) {
036        return dialect.wrap(logicColumn) + EQUALS + getLogicNormalValue();
037    }
038
039    @Override
040    public String buildLogicDeletedSet(String logicColumn, TableInfo tableInfo, IDialect dialect) {
041        return dialect.wrap(logicColumn) + EQUALS + getLogicDeletedValue();
042    }
043
044    @Override
045    public void buildQueryCondition(QueryWrapper queryWrapper, TableInfo tableInfo, String joinTableAlias) {
046        QueryTable queryTable = new QueryTable(tableInfo.getSchema(), tableInfo.getTableName()).as(joinTableAlias);
047        QueryColumn queryColumn = new QueryColumn(queryTable, tableInfo.getLogicDeleteColumn());
048        queryWrapper.and(queryColumn.eq(getLogicNormalValue()));
049    }
050
051}
052
053