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/*
 * Copyright 1999-2101 Alibaba Group Holding Ltd.
 *
 * 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
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * 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.sharksharding.sql.dialect.mysql.ast.statement;

import java.util.ArrayList;
import java.util.List;

import com.sharksharding.sql.ast.SQLExpr;
import com.sharksharding.sql.ast.SQLName;
import com.sharksharding.sql.ast.expr.SQLQueryExpr;
import com.sharksharding.sql.ast.statement.SQLExprTableSource;
import com.sharksharding.sql.ast.statement.SQLInsertStatement.ValuesClause;
import com.sharksharding.sql.dialect.mysql.visitor.MySqlASTVisitor;

public class MySqlReplaceStatement extends MySqlStatementImpl {

    private boolean             lowPriority = false;
    private boolean             delayed     = false;

    private SQLExprTableSource  tableSource;
    private final List columns     = new ArrayList();
    private List  valuesList  = new ArrayList();
    private SQLQueryExpr        query;

    public SQLName getTableName() {
        if (tableSource == null) {
            return null;
        }

        return (SQLName) tableSource.getExpr();
    }

    public void setTableName(SQLName tableName) {
        this.setTableSource(new SQLExprTableSource(tableName));
    }

    public SQLExprTableSource getTableSource() {
        return tableSource;
    }

    public void setTableSource(SQLExprTableSource tableSource) {
        if (tableSource != null) {
            tableSource.setParent(this);
        }
        this.tableSource = tableSource;
    }

    public List getColumns() {
        return columns;
    }

    public boolean isLowPriority() {
        return lowPriority;
    }

    public void setLowPriority(boolean lowPriority) {
        this.lowPriority = lowPriority;
    }

    public boolean isDelayed() {
        return delayed;
    }

    public void setDelayed(boolean delayed) {
        this.delayed = delayed;
    }

    public SQLQueryExpr getQuery() {
        return query;
    }

    public void setQuery(SQLQueryExpr query) {
        query.setParent(this);
        this.query = query;
    }

    public List getValuesList() {
        return valuesList;
    }

    public void accept0(MySqlASTVisitor visitor) {
        if (visitor.visit(this)) {
            acceptChild(visitor, tableSource);
            acceptChild(visitor, columns);
            acceptChild(visitor, valuesList);
            acceptChild(visitor, query);
        }
        visitor.endVisit(this);
    }
}