package com.vci.ubcs.ddl.processor.ddl;


import com.vci.ubcs.ddl.mapper.DdlMSMapper;
import com.vci.ubcs.ddl.mapper.DdlMapper;
import com.vci.ubcs.starter.web.util.VciBaseUtil;
import org.springframework.util.CollectionUtils;

import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.List;

/**
 * Description: SqlServer的数据库操作
 *
 * @author LiHang
 * @date 2023/4/24
 */
public class DdlMsMapperProcessor extends DdlMapperProcessor{

	@Resource
	private DdlMSMapper msMapper;

	private static DdlMapper mapper;

	@PostConstruct
	public void init(){
		mapper = msMapper;
	}

	public DdlMsMapperProcessor() {
		super(mapper);
	}

	@Override
	public boolean support(String url) {
		return "com.microsoft.sqlserver.jdbc.SQLServerDriver".equals(url);
	}

	@Override
	public void modifyTableBySqlBase(String tableName, String attributeSql) {
		List<String> modifyColumnSqlList = VciBaseUtil.str2List(attributeSql);
		if (!CollectionUtils.isEmpty(modifyColumnSqlList)) {
			modifyColumnSqlList.stream().forEach(s -> {
				mapper.modifyTableBySql(tableName, s);
			});
		}
	}

	/**
	 * 向数据库表中添加单个字段
	 *
	 * @param tableName    表格的名称
	 * @param attributeSql 要添加的新的sql
	 * @return 影响的行数
	 */
	@Override
	public int addColumn2TableBySql(String tableName, String attributeSql) {
		List<String> modifyColumnSqlList = VciBaseUtil.str2List(attributeSql);
		List<Integer> result = new ArrayList<>();
		if (!CollectionUtils.isEmpty(modifyColumnSqlList)) {
			modifyColumnSqlList.stream().forEach(s -> {
				result.add(mapper.addColumn2TableBySql(tableName, s));
			});
			return result.stream().mapToInt(Integer::intValue).sum();
		}
		return 0;
	}
}