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/*
 * Copyright 2020-2022 the original author or authors.
 *
 * 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 io.mybatis.provider.keysql;

import io.mybatis.provider.EntityTable;
import io.mybatis.provider.SqlSourceCustomize;
import org.apache.ibatis.builder.annotation.ProviderContext;
import org.apache.ibatis.mapping.MappedStatement;
import org.apache.ibatis.mapping.SqlSource;

/**
 * 主键生成器，before 逻辑处理
 */
public class KeySqlSqlSourceCustomize implements SqlSourceCustomize {

  @Override
  public SqlSource customize(SqlSource sqlSource, EntityTable entity, MappedStatement ms, ProviderContext context) {
    if (ms.getKeyGenerator() != null && ms.getKeyGenerator() instanceof GenIdKeyGenerator) {
      return new GenIdSqlSource(sqlSource, (GenIdKeyGenerator) ms.getKeyGenerator());
    }
    return sqlSource;
  }

}