package com.iailab.module.model.mdk.sample;
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import com.iailab.module.data.api.point.DataPointApi;
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import com.iailab.module.data.api.point.dto.ApiPointDTO;
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import com.iailab.module.data.enums.DataPointFreq;
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import com.iailab.module.model.mdk.factory.ItemEntityFactory;
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import com.iailab.module.model.mdk.sample.dto.ColumnItem;
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import com.iailab.module.model.mdk.sample.dto.ColumnItemPort;
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import com.iailab.module.model.mdk.sample.dto.SampleInfo;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import java.sql.Timestamp;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.List;
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/**
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* @author PanZhibao
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* @Description
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* @createTime 2024年09月03日
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*/
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abstract class SampleInfoConstructor {
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@Autowired
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private DataPointApi dataPointApi;
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@Autowired
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private ItemEntityFactory itemEntityFactory;
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/**
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* prepareSampleInfo
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*
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* @param modelId
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* @param predictTime
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* @return
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*/
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public SampleInfo prepareSampleInfo(String modelId, Date predictTime) {
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SampleInfo sampleInfo = new SampleInfo();
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//调用样本列数的方法
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sampleInfo.setSampleColumn(getSampleColumn(modelId));
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//样本的列信息
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sampleInfo.setColumnInfo(getColumnInfo(modelId, predictTime));
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//样本的采样周期
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sampleInfo.setSampleCycle(getSampleCycle(modelId));
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return sampleInfo;
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}
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/**
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* 返回样本矩阵的列数
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*
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* @param modelId
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* @return
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*/
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protected abstract Integer getSampleColumn(String modelId);
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/**
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* 获取开始时间
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*
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* @param columnItem
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* @param originalTime
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* @return
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* @throws Exception
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*/
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protected Date getStartTime(ColumnItem columnItem, Date originalTime) {
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Date dateTime = new Date();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(originalTime);
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switch (columnItem.getParamType()) {
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case "DATAPOINT":
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ApiPointDTO dataPoint = dataPointApi.getPointById(columnItem.getParamId());
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if (dataPoint == null) {
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return null;
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}
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dateTime = calculateTime(originalTime, true, columnItem.getDataLength(), DataPointFreq.getEumByCode(dataPoint.getMinfreqid()).getValue());
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break;
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case "PREDICTITEM":
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dateTime = calendar.getTime();
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break;
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case "IND-HIS":
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dateTime = calculateTime(originalTime, true, columnItem.getDataLength(), 60);
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break;
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case "IND-PLAN":
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dateTime = calendar.getTime();
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break;
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default:
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break;
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}
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return dateTime;
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}
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/**
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* 获取结束时间
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*
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* @param columnItem
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* @param originalTime
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* @return
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* @throws Exception
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*/
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protected Date getEndTime(ColumnItem columnItem, Date originalTime) {
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Date dateTime = new Date();
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(originalTime);
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switch (columnItem.getParamType()) {
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case "DATAPOINT":
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ApiPointDTO dataPoint = dataPointApi.getPointById(columnItem.getParamId());
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if (dataPoint == null) {
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return null;
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}
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calendar.add(Calendar.SECOND, DataPointFreq.getEumByCode(dataPoint.getMinfreqid()).getValue() * -1);
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break;
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case "PREDICTITEM":
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dateTime = calculateTime(originalTime, false, columnItem.getDataLength(), 60);
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break;
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case "IND-HIS":
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dateTime = calendar.getTime();
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break;
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case "IND-PLAN":
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dateTime = calculateTime(originalTime, false, columnItem.getDataLength(), 60);
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break;
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default:
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break;
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}
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return dateTime;
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}
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/**
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* 获取粒度，s
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*
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* @param columnItem
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* @return
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* @throws Exception
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*/
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protected Integer getGranularity(ColumnItem columnItem) {
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Integer granularity = 60;
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switch (columnItem.getParamType()) {
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case "DATAPOINT":
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ApiPointDTO dataPoint = dataPointApi.getPointById(columnItem.getParamId());
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granularity = DataPointFreq.getEumByCode(dataPoint.getMinfreqid()).getValue();
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break;
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case "PREDICTITEM":
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granularity = itemEntityFactory.getItemById(columnItem.getParamId()).getGranularity();
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break;
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case "IND-HIS":
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granularity = 60;
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break;
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case "IND-PLAN":
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granularity = 60;
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break;
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default:
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break;
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}
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return granularity;
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}
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/**
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* 样本的列信息
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*
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* @param modelId
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* @param predictTime
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* @return
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*/
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protected abstract List<ColumnItemPort> getColumnInfo(String modelId, Date predictTime);
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/**
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* 样本的采样周期
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*
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* @param modelId
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* @return
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*/
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protected abstract Integer getSampleCycle(String modelId);
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/**
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* 计算取值的时间
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*
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* @param originalTime
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* @param backward
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* @param dataLength
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* @param granularity
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* @return
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*/
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public Date calculateTime(Date originalTime, Boolean backward, int dataLength, int granularity) {
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int timeLength;
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if (backward) {
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timeLength = (-1) * dataLength;
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} else {
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timeLength = dataLength - 1;
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}
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Date desTime = originalTime;
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(desTime);
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calendar.set(Calendar.MILLISECOND, 0);
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// 数据长度 * 粒度
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calendar.add(Calendar.SECOND, timeLength * granularity);
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return calendar.getTime();
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}
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}
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