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package com.qianwen.mdc.collect.service;
 
import java.time.Instant;
import java.time.LocalDate;
import java.time.ZoneOffset;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
 
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
 
import com.google.common.collect.Sets;
import com.qianwen.mdc.collect.cache.TimeSliceCache;
import com.qianwen.mdc.collect.cache.WorkstationCache;
import com.qianwen.mdc.collect.constants.CommonConstant;
import com.qianwen.mdc.collect.domain.TelemetryData;
import com.qianwen.mdc.collect.domain.TelemetryDataItem;
import com.qianwen.mdc.collect.dto.CacheBuildDTO;
import com.qianwen.mdc.collect.dto.CalendarShiftTimeSlicesDTO;
import com.qianwen.mdc.collect.dto.PackedTelemetryData;
import com.qianwen.mdc.collect.handler.PackedTelemetryDataHandlerSelector;
import com.qianwen.mdc.collect.handler.TelemetryDataHandler;
import com.qianwen.mdc.collect.utils.LocalDateTimeUtils;
 
import cn.hutool.core.date.DatePattern;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.util.ObjectUtil;
 
/**
 * 采集数据填充,聚合和入库
 */
@Service
public class PackedDataService {
    private static final Logger log = LoggerFactory.getLogger(PackedDataService.class);
 
    private static final Map<Integer, String> PROCESS_PARAM_MAP = new HashMap<>();
    
    @Autowired
    private PackedTelemetryDataHandlerSelector handlerSelector;
    
    @Autowired
    private WorkstationCache workstationCache;
    @Autowired
    private TimeSliceCache timeSliceCache;
    @Autowired
    private WorkstationDatapointsService dpService;
 
    static {
        PROCESS_PARAM_MAP.put(1, "STATE");
        PROCESS_PARAM_MAP.put(2, "OUTPUT");
        PROCESS_PARAM_MAP.put(3, "ALARM");
        PROCESS_PARAM_MAP.put(4, "PROGRAMNUM");
        PROCESS_PARAM_MAP.put(5, "OUTPUT");
        PROCESS_PARAM_MAP.put(6, "ALARM");
        PROCESS_PARAM_MAP.put(7, "ALARM");
    }
 
    public void handle(List<TelemetryData> telemetryDataList) {
 
        List<PackedTelemetryData> pdataList = packetData(telemetryDataList);
        //System.out.print(pdataList);
        for (PackedTelemetryData pdt : pdataList) {
            TelemetryDataHandler handler = handlerSelector.select(pdt.getParamType());
             if (handler == null) {
                 return;
             }
             handler.handleData(pdt);
        }
 
    }
 
    /**
     * 数据填充,(calendarCode,factoryYear,month,date,week)
     * 
     * @param telemetryDataList
     * @return
     */
    List<PackedTelemetryData> packetData(List<TelemetryData> telemetryDataList) {
        List<PackedTelemetryData> result = new ArrayList<>();
 
        for (TelemetryData tdata : telemetryDataList) {
 
            for (int i = 0; i < tdata.getDataItems().size(); i++) {
                TelemetryDataItem item = tdata.getDataItems().get(i);
                
                for (Map<String, String> map : item.getDataPoints()) {
 
                    String[] keys = map.keySet().toArray(new String[0]);
                    for (int j = 0; j < keys.length; j++) {
                        //TODO: 这里,原系统进行了过滤。WorkstationCollectDataServiceImpl.handlerWorkstationCollectData里
                        
                        PackedTelemetryData pkData = new PackedTelemetryData();
                        pkData.setWorkstationId(tdata.getWorkstationId());
                        pkData.setValue(map.get(keys[j]));
                        pkData.setTime(item.getTime());
 
                        pkData.setName(keys[j]);//数据点名称
                                
                        fillByCalendar(pkData);
                        
 
                        result.add(pkData);
                    }
 
                }
            }
 
        }
        return result;
    }
 
    /**
     * 填充生产日历code,以及factoryyear
     * 
     * @param pdata
     */
    void fillByCalendar(PackedTelemetryData pdata) {
        //原来在TelemetryPropertyWrapper.packWorkstationCalendarInfo中完成
        //FIXME: 填写实际的数据还需要后续处理
        
        Date collectTime = new Date(pdata.getTime());
        String calendarCode = workstationCache.getWorkstationCalendarCodeForDate(pdata.getWorkstationId(), DateUtil.formatDate(DateUtil.date(collectTime)));
        if (ObjectUtil.isNotEmpty(calendarCode)) {
            pdata.setCalendarCode(calendarCode);
            //telemetryData.setCalendarCode(calendarCode);
        } else {
            //telemetryData.setCalendarCode("#default#");
            pdata.setCalendarCode("#default#");
        }
        
        //pdata.setShiftIndex(1);//临时
        //pdata.setShiftTimeType(1);//临时
        
        // TelemetryPropertyWrapper中packWorkstationCalendarInfo
        //------------start
        Boolean isDefaultCalendar = true;
        if (!"#default#".equals(pdata.getCalendarCode())) {
            CalendarShiftTimeSlicesDTO calendarShiftTimeSlicesDTO = timeSliceCache.getTimeSliceShift(pdata.getCalendarCode(), collectTime);//从redis中获得日历的时间切片
            if (ObjectUtil.isEmpty(calendarShiftTimeSlicesDTO)) {//如果没有时间切片,则使用TimeSliceCache.build(cacheBuildDTO);构建
                LocalDate targetDate = Instant.ofEpochMilli(pdata.getTime()).atZone(ZoneOffset.systemDefault()).toLocalDate();
                CacheBuildDTO cacheBuildDTO = CacheBuildDTO.builder().tenantIds(Sets.newHashSet(new String[]{"000000"})).calendarCode(calendarCode).targetDate(targetDate).build();
                timeSliceCache.build(cacheBuildDTO);
                calendarShiftTimeSlicesDTO = timeSliceCache.getTimeSliceShift(pdata.getCalendarCode(), collectTime);
            }
            if (ObjectUtil.isNotEmpty(calendarShiftTimeSlicesDTO)) {
                pdata.setShiftIndex(calendarShiftTimeSlicesDTO.getShiftIndex()).setShiftTimeType(Integer.valueOf(calendarShiftTimeSlicesDTO.getShiftTimeType())).setFactoryDate(Integer.valueOf(calendarShiftTimeSlicesDTO.getFactoryDate().replaceAll("-", ""))).setFactoryWeek(calendarShiftTimeSlicesDTO.getFactoryWeek()).setFactoryMonth(calendarShiftTimeSlicesDTO.getFactoryMonth()).setFactoryYear(calendarShiftTimeSlicesDTO.getFactoryYear());
                isDefaultCalendar = false;
            }
        }
        
        //无日历切片,使用采集时间填充factoryYear,month,date,week几个属性
        if (isDefaultCalendar.booleanValue()) {
            log.info("无日历切片");
            LocalDate localDate = Instant.ofEpochMilli(pdata.getTime().longValue()).atZone(ZoneOffset.systemDefault()).toLocalDate();
            pdata.setFactoryDate(Integer.valueOf(DatePattern.PURE_DATE_FORMAT.format(collectTime)))
            .setFactoryYear(DateUtil.year(collectTime))
            .setFactoryWeek(LocalDateTimeUtils.getWeek(localDate))
            .setFactoryMonth(DateUtil.month(collectTime) + 1)
            .setShiftIndex(CommonConstant.DEFAULT_SHIFT_INDEX)
            .setShiftTimeType(CommonConstant.DEFAULT_SHIFT_TYPE);
        }
        
        //----------------------end 
        /*
        
        LocalDate localDate = Instant.ofEpochMilli(pdata.getTime()).atZone(ZoneOffset.systemDefault()).toLocalDate();
 
        String PURE_DATE_PATTERN = "yyyyMMdd";
        
        FastDateFormat PURE_DATE_FORMAT = FastDateFormat.getInstance(PURE_DATE_PATTERN);
 
        WeekFields weekFields = WeekFields.of(DayOfWeek.MONDAY, 1);
        
        pdata.setFactoryYear(localDate.getYear()).setFactoryMonth(localDate.getMonthValue())
                .setFactoryDate(Integer.valueOf(PURE_DATE_FORMAT.format(collectTime)))
                .setFactoryWeek(localDate.get(weekFields.weekOfYear()));
        */
    }
 
}