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package com.vci.ubcs.ddl.processor.dll;
 
import com.vci.starter.web.enumpck.VciFieldTypeEnum;
import com.vci.ubcs.ddl.mapper.DllMapper;
import com.vci.ubcs.ddl.mapper.DllMsMapper;
import com.vci.ubcs.ddl.mapper.DllOracleMapper;
import com.vci.ubcs.omd.vo.OmdBtmTypeAttributeVO;
import com.vci.ubcs.starter.exception.VciBaseException;
import org.apache.commons.lang3.StringUtils;
 
import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import java.util.List;
 
/**
 * Description:
 *
 * @author LiHang
 * @date 2023/4/24
 */
public class DllMsMapperProcessor extends DllMapperProcessor {
 
    @Resource
    private DllMsMapper realMapper;
 
    private static DllMapper mapper;
 
    @PostConstruct
    public void init(){
        mapper = realMapper;
    }
 
    public DllMsMapperProcessor() {
        super(mapper);
    }
 
    public static class SINGLE {
        public static DllMsMapperProcessor INSTANCE = new DllMsMapperProcessor();
    }
 
    @Override
    public boolean support(String url) {
        return "oracle.jdbc.OracleDiver".equals(url);
    }
 
    /**
     * 获取创建的sql语句中属性部分
     *
     * @param attributeVOList 属性的立碑
     * @return sql语句
     */
    @Override
    public String getCreateSqlByAttributeForBtm(List<OmdBtmTypeAttributeVO> attributeVOList) {
        StringBuilder sb = new StringBuilder();
        attributeVOList.forEach(a -> {
            sb.append(a.getId()).append(SPACE);
            VciFieldTypeEnum fieldTypeEnum = VciFieldTypeEnum.forValue(a.getAttrDataType());
            if (fieldTypeEnum == null) {
                throw new VciBaseException("属性有误");
            }
            switch (fieldTypeEnum) {
                case VTInteger:
                case VTLong:
                    sb.append(dealNumberCreateSql(a));
                    break;
                case VTDouble:
                    sb.append(dealDoubleCreateSql(a));
                    break;
                case VTBoolean:
                    sb.append(dealBooleanCreateSql(a));
                    break;
                case VTDate:
                case VTTime:
                case VTDateTime:
                    sb.append(dealDateTimeCreateSql(a));
                    break;
                case VTFilePath:
                    sb.append("VARCHAR").append("(100)").append(SPACE);
                    break;
                case VTClob:
                    sb.append("varchar(max)").append(SPACE);
                    if(!a.isNullableFlag()){
                        sb.append(SPACE).append("not null").append(SPACE);
                    }
                    break;
                default:
                    dealStringCreateSql(a);
                    break;
            }
            sb.append(",\n\t");
        });
        return sb.substring(0,sb.lastIndexOf(","));
    }
 
    /**
     * 处理整数类型的sql转换
     *
     * @param attributeVO 属性
     * @return sql
     */
    @Override
    public String dealNumberCreateSql(OmdBtmTypeAttributeVO attributeVO) {
        return "INT" + SPACE + dealDefaultAndNull(attributeVO);
    }
 
    /**
     * 处理浮点数类型的sql转换
     *
     * @param attributeVO 属性
     * @return sql
     */
    @Override
    public String dealDoubleCreateSql(OmdBtmTypeAttributeVO attributeVO) {
        Integer length = attributeVO.getPrecisionLength();
        if(length == null || length == 0){
            length = 20;
        }
        Integer scaleLength = attributeVO.getScaleLength();
        if(scaleLength == null){
            scaleLength = 2;
        }
        StringBuilder sb = new StringBuilder().append("numeric").append("(").append(String.valueOf(length.intValue()))
            .append(",").append(String.valueOf(scaleLength.intValue()))
            .append(")").append(SPACE);
        sb.append(dealDefaultAndNull(attributeVO));
        return sb.toString();
    }
 
 
    /**
     * 处理布尔类型的sql转换
     *
     * @param attributeVO 属性
     * @return sql
     */
    @Override
    public String dealBooleanCreateSql(OmdBtmTypeAttributeVO attributeVO) {
        return "VARCHAR (5) " + SPACE + dealDefaultAndNull(attributeVO);
    }
 
    /**
     * 处理日期时间类型的sql转换
     *
     * @param attributeVO 属性
     * @return sql
     */
    @Override
    public String dealDateTimeCreateSql(OmdBtmTypeAttributeVO attributeVO) {
        return "DATETIME" + SPACE + dealNullableSql(attributeVO);
    }
 
    /**
     * 处理字符串类型的sql转换
     *
     * @param attributeVO 属性
     * @return sql
     */
    @Override
    public String dealStringCreateSql(OmdBtmTypeAttributeVO attributeVO) {
        Integer length2 = attributeVO.getAttributeLength();
        if(length2 == null){
            length2 = 250;
        }
        StringBuilder sb = new StringBuilder().append("VARCHAR").append("(").
            append(String.valueOf(length2.intValue())).append(")").append(SPACE);
        if (OID.equalsIgnoreCase(attributeVO.getId())) {
            sb.append(" primary key ");
            //强制设置OID为主键
        }
        sb.append(dealDefaultAndNull(attributeVO));
        return sb.toString();
    }
}