package cn.com.goldenwater.dcproj.util;

import cn.com.goldenwater.dcproj.utils.DateUtils;
import org.apache.commons.collections.MapUtils;
import org.apache.commons.lang.StringUtils;

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.Calendar;
import java.util.Map;

public class StatisticalUtil {

    private static final String STTM = "sttm";
    private static final String ENTM = "entm";
    private static final String DATE_FORMAT = "yyyy-MM-dd";

    /**
     * 设置时间
     *
     * @param paramMap
     */
    public static void setDate(Map<String, Object> paramMap) {
        // 1. 判断
        String sttmStr = MapUtils.getString(paramMap, STTM, "");
        String entmStr = MapUtils.getString(paramMap, ENTM, "");
        boolean check = StringUtils.isNotBlank(sttmStr) || StringUtils.isNotBlank(entmStr);
        if (check) {
            paramMap.put(STTM, sttmStr.length() > 10 ? sttmStr.substring(0, 10) : sttmStr);
            paramMap.put(ENTM, entmStr.length() > 10 ? entmStr.substring(0, 10) : entmStr);
            return;
        }

        // 2. 判断 时间类别
        String timeType = MapUtils.getString(paramMap, "timeType");
        if (StringUtils.isBlank(timeType)) {
            return;
        }
        if(timeType.contains("_")){
            //自定义时间段
            String[] dateStr = timeType.split("_");
            if( 2 == dateStr.length){
                paramMap.put(STTM, dateStr[0]);
                paramMap.put(ENTM, dateStr[1]);
                return ;
            }
        }
        Calendar sttm = Calendar.getInstance();
        switch (timeType) {
            // 近一个月
            case "1":
                sttm.add(Calendar.MONTH, -1);
                break;
            // 近三个月
            case "2":
                sttm.add(Calendar.MONTH, -3);
                break;
            // 近半年
            case "3":
                sttm.add(Calendar.MONTH, -6);
                break;
            // 近一年
            case "4":
                sttm.add(Calendar.YEAR, -1);
                break;
            case "6":
                sttm.set(Integer.parseInt(DateUtils.getToday("yyyy")), Calendar.JANUARY, 1);
                break;
            case "7":
                // 按年度
                break;
            default:
                return;
        }
        paramMap.put(STTM, DateUtils.Calendar2Str(sttm, DATE_FORMAT));
        paramMap.put(ENTM, DateUtils.getToday(DATE_FORMAT));
        if("7".equals(timeType)){
            // 福建省 督查首页 按年份统计
            Object year = paramMap.get("year");
            DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyy-MM-dd");
            LocalDate startDate = null ;
            if(null != year){
                try {
                    startDate = LocalDate.parse(year.toString()+"-01-01", dtf);
                } catch (Exception e) {
                    startDate = LocalDate.now().withMonth(1).withDayOfMonth(1);
                }
            }
            if(null == startDate){
                startDate = LocalDate.now().withMonth(1).withDayOfMonth(1);
            }
            LocalDate endDate = startDate.plusYears(1L).minusDays(1L) ;
            paramMap.put(STTM, startDate.format(dtf));
            paramMap.put(ENTM, endDate.format(dtf));
            paramMap.put("year",startDate.getYear());
        }
    }

}