/**
 * @description       : 
 * author            : Satyam Mishra
 * @group             : 
 * @last modified on  : 04-26-2024
 * @last modified by  : Satyam Mishra
**/
public with sharing class orgObjSynchUtil {
    
    public static Datetime getTodaysBaseTime() { //This day
        String sThis_day = ''+System.Now();                                         
        Datetime this_day = Datetime.newInstance(Integer.valueOf(((sThis_day.split(' ')[0]).split('-')[0])),
                                          Integer.valueOf(((sThis_day.split(' ')[0]).split('-')[1])),
                                          Integer.valueOf(((sThis_day.split(' ')[0]).split('-')[2])),
                                          00,00,00);
        return this_day;                                  
    }

    public static Datetime getTodaysBaseTimeMax() { //This day
        String sThis_day = ''+System.Now();                                         
        Datetime this_day = Datetime.newInstance(Integer.valueOf(((sThis_day.split(' ')[0]).split('-')[0])),
                                          Integer.valueOf(((sThis_day.split(' ')[0]).split('-')[1])),
                                          Integer.valueOf(((sThis_day.split(' ')[0]).split('-')[2])),
                                          23,59,59);
        return this_day;                                  
    }

    private static String getTimeZoneOffset() {
         TimeZone tz = UserInfo.getTimeZone();
         String offset = tz.getDisplayName().substring(tz.getDisplayName().indexOf('GMT')+3,tz.getDisplayName().indexOf('GMT')+6);
        return offset;
    }

    public static Datetime getPreviousHour() { //Previous hour
        String sPrev_Hour = ''+System.Now().addHours(-1);                                         
        Integer hour=0;
        String offset = getTimeZoneOffset();
        if(offset.startsWith('+'))
            hour  = Integer.valueOf(((sPrev_Hour.split(' ')[1]).split(':')[0]))+Integer.valueOf(offset.substring(offset.indexOf('+')));
        else 
            hour  = Integer.valueOf(((sPrev_Hour.split(' ')[1]).split(':')[0]))-Integer.valueOf(offset.substring(offset.indexOf('-')));
        Datetime prev_hour = Datetime.newInstance(Integer.valueOf(((sPrev_Hour.split(' ')[0]).split('-')[0])),
                                          Integer.valueOf(((sPrev_Hour.split(' ')[0]).split('-')[1])),
                                          Integer.valueOf(((sPrev_Hour.split(' ')[0]).split('-')[2])),
                                          hour,0,0);
        return  prev_hour;                              
    } 
    

    public static Datetime getCurrentHour() {  // Current hour
        String sCurr_Hour = ''+System.now();
        Integer hour=0;
        String offset = getTimeZoneOffset();
        if(offset.startsWith('+'))
            hour  = Integer.valueOf(((sCurr_Hour.split(' ')[1]).split(':')[0]))+Integer.valueOf(offset.substring(offset.indexOf('+')));
        else 
            hour  = Integer.valueOf(((sCurr_Hour.split(' ')[1]).split(':')[0]))-Integer.valueOf(offset.substring(offset.indexOf('-')));
        Datetime curr_hour = Datetime.newInstance(Integer.valueOf(((sCurr_Hour.split(' ')[0]).split('-')[0])),
                                          Integer.valueOf(((sCurr_Hour.split(' ')[0]).split('-')[1])),
                                          Integer.valueOf(((sCurr_Hour.split(' ')[0]).split('-')[2])),
                                          hour,0,0);                                
        return curr_hour;
    } 


    public static Datetime getNextHour() { // Next hour
        String sNext_Hour = ''+System.Now().addHours(+1);                                         
        Integer hour=0;
        String offset = getTimeZoneOffset();
        if(offset.startsWith('+'))
            hour  = Integer.valueOf(((sNext_Hour.split(' ')[1]).split(':')[0]))+Integer.valueOf(offset.substring(offset.indexOf('+')));
        else 
            hour  = Integer.valueOf(((sNext_Hour.split(' ')[1]).split(':')[0]))-Integer.valueOf(offset.substring(offset.indexOf('-')));
        Datetime next_hour = Datetime.newInstance(Integer.valueOf(((sNext_Hour.split(' ')[0]).split('-')[0])),
                                          Integer.valueOf(((sNext_Hour.split(' ')[0]).split('-')[1])),
                                          Integer.valueOf(((sNext_Hour.split(' ')[0]).split('-')[2])),
                                          hour,0,0);
        return next_hour;                                                                    
    }    
}