package com.matrix.system.hiveErp.analysUtil;

import com.matrix.core.tools.DateUtil;
import org.apache.commons.collections.MapUtils;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;

/**
 * 统计分析时间工具
 * @author  jyy
 */
public class StatisticsTimeUtil {




    /**
     * 获取map中的值为数组
     * @param yAxisMap
     * @return
     */
    public static  String[] getSeries(Map<String, Integer> yAxisMap) {
        if (MapUtils.isNotEmpty(yAxisMap)) {
            String[] seroes = new String[yAxisMap.size()-1];
            for (int index=0; index<yAxisMap.size()-1 ; index++) {
                if(index<seroes.length){
                    System.out.println(yAxisMap.get("t"+index)+"");
                     seroes[index]=yAxisMap.get("t"+index)+"";
                }
            }
            return seroes;
        } else {
            return new String[0];
        }
    }



    /**
     *
     * @param xAxis
     * @param statisticsParam
     * @return
     */
    public static String[] getFormartDateList(List<Date> xAxis, StatisticsParamVo statisticsParam) {
        String[] dates=new String[xAxis.size()];
        String dataFmt="";
        switch (statisticsParam.getStatisticsUnit()){
            case "时":
                dataFmt= DateUtil.DATE_FORMAT_HH;
                break;
            case "日":
                dataFmt=DateUtil.DATE_FORMAT_DD;
                break;
            case "月":
                dataFmt=DateUtil.MONTH;
                break;
            case "年":
                dataFmt=DateUtil.YEAR;
                break;

        }
        for(int i=0 ; i<dates.length; i++ ){
            dates[i]= DateUtil.dateToString(xAxis.get(i),dataFmt);
        }
        return dates;
    }


    /**
     * 构建查询参数，带时间范围
     * @param xAxis
     * @return
     */
    public static List<StatisticsTimeDaoParam> buidParam(List<Date> xAxis) {
        List<StatisticsTimeDaoParam> daoParams = new ArrayList<>();
        for(int i=0 ;i<xAxis.size(); i++){
            StatisticsTimeDaoParam param=  new StatisticsTimeDaoParam();
            param.setBeginTime(xAxis.get(i));
            if(i+1<xAxis.size()){
                param.setEndTime(xAxis.get(i+1));
            }
            daoParams.add(param);
        }
        return daoParams;
    }



    /**
     * 通过统计单位获取时间段中，有多小段
     * @param beginTime
     * @param endTime
     * @param statisticsUnit
     * @return
     */
    public static List<Date> getTimeSpace(String beginTime, String endTime, String statisticsUnit) {


        List<Date> result=new ArrayList<>();
        switch (statisticsUnit){
            case "时":
                    return getTimeSpaceByHours(beginTime,endTime);
            case "日":
                return getTimeSpaceByDay(beginTime,endTime);
            case "月":
                return getTimeSpaceByMonth(beginTime,endTime);

            case "年":
                return getTimeSpaceByYear(beginTime,endTime);
                default:
                    return result;
        }

    }



    private static List<Date> getTimeSpaceByYear(String beginTime, String endTime){
        List<Date> tims=new ArrayList();
        Date begin= DateUtil.stringToDate(beginTime,DateUtil.YEAR);
        Date end= DateUtil.stringToDate(endTime,DateUtil.YEAR);
        tims.add(begin);
        while(DateUtil.isAffterDate(begin,end)){

            begin=DateUtil.getDateAfterYear(begin,1);
            tims.add(begin);
        }

        begin=DateUtil.getDateAfterYear(begin,1);
        tims.add(begin);
        return tims;
    }


    private static List<Date> getTimeSpaceByMonth(String beginTime, String endTime){
        List<Date> tims=new ArrayList();
        Date begin= DateUtil.stringToDate(beginTime,DateUtil.MONTH);
        Date end= DateUtil.stringToDate(endTime,DateUtil.MONTH);
        tims.add(begin);
        while(DateUtil.isAffterDate(begin,end)){

            begin=DateUtil.getDateAfterMonth(begin,1);
            tims.add(begin);
        }
        begin=DateUtil.getDateAfterMonth(begin,1);
        tims.add(begin);
        return tims;
    }


    private static List<Date> getTimeSpaceByDay(String beginTime, String endTime){
        List<Date> tims=new ArrayList();
        Date begin= DateUtil.stringToDate(beginTime,DateUtil.DATE_FORMAT_DD);
        Date end= DateUtil.stringToDate(endTime,DateUtil.DATE_FORMAT_DD);
        tims.add(begin);
        while(DateUtil.isAffterDate(begin,end)){
            begin=DateUtil.getDateAfter(begin,1);
            tims.add(begin);
        }
        begin=DateUtil.getDateAfter(begin,1);
        tims.add(begin);
        return tims;
    }




    private static List<Date> getTimeSpaceByHours(String beginTime, String endTime){
         List<Date> tims=new ArrayList();
         Date begin= DateUtil.stringToDate(beginTime,DateUtil.DATE_FORMAT_HH);
         Date end= DateUtil.stringToDate(endTime,DateUtil.DATE_FORMAT_HH);
         tims.add(begin);
         while(DateUtil.isAffterDate(begin,end)){
             begin=DateUtil.getDateAfterHours(begin,1);
             tims.add(begin);
         }
        begin=DateUtil.getDateAfterHours(begin,1);
        tims.add(begin);
         return tims;
    }

    public static void main(String[] args) {
        List<Date> tims= getTimeSpaceByYear("2014","2019");
        for (Date time:  tims) {
            System.out.println(time.toLocaleString());
        }
    }
}