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package com.bestray.healthcarecommonutil.util;


 import java.text.DateFormat;
  import java.text.SimpleDateFormat;
  import java.util.ArrayList;
  import java.util.Calendar;
  import java.util.Date;
  import java.util.GregorianCalendar;
import java.util.List;

 // TODO: Auto-generated Javadoc
/**
  * The Class TimeRange.
  */
 public class TimeRange {
     
     
    /**
     * Gets the time slot.
     *
     * @param startTime the start time
     * @param endTime the end time
     * @param incr the incr
     * @return the time slot
     */
    public static List<String> getTimeSlot(String startTime,String endTime,int incr) {        
    
        List<String> times = new ArrayList<String>();


        DateFormat sdf1 = new SimpleDateFormat("hh:mm a");
            try {

                Date startDate = sdf1.parse(startTime); 

                Date endDate = sdf1.parse(endTime); 

                SimpleDateFormat sdf = new SimpleDateFormat("hh:mm a");
                Calendar calendar = GregorianCalendar.getInstance();
                calendar.setTime(startDate);
                int index=0;
                    if (!calendar.getTime().after(endDate)){
                        times.add(sdf.format(calendar.getTime()));
                        while(!calendar.getTime().after(endDate)) {
                             calendar.add(Calendar.MINUTE, incr);
                             times.add(sdf.format(calendar.getTime()));
                             index++;
                        }
                        times.remove(index);
                    }   
            } catch (Exception e) {
                e.printStackTrace();
            }
                return times;
        }
    
    /**
     * Calculate birth date.
     *
     * @param age the age
     * @param agemm the agemm
     * @return the date
     */
    public static Date calculateBirthDate(int age,int agemm){
        
            Calendar cal = Calendar.getInstance();
            cal.add(Calendar.YEAR, (-1)*age);
            cal.add(Calendar.MONTH, (-1)*agemm);
            cal.add(Calendar.DAY_OF_MONTH,(-1));
            return new Date(cal.getTimeInMillis());
        
    }
    
    /**
     * Calculate age.
     *
     * @param birthDate the birth date
     * @return the list
     */
    public static List<String> calculateAge(Date birthDate) {
        Calendar cal = Calendar.getInstance();
        cal.setTime(birthDate);
        Calendar today = Calendar.getInstance();
        
        Date d1 = new Date(cal.getTimeInMillis());
        Date d2 = new Date(today.getTimeInMillis());
        int days=(int)( (d2.getTime() - d1.getTime()) / (1000 * 60 * 60 * 24));
        int year=days/365;
        days=days%365;
        int month=days/30;
        List<String> totalAge = new ArrayList<String>();
        totalAge.add(String.valueOf(year));
        totalAge.add(String.valueOf(month));
        
        return totalAge;
    }
    
    /**
     * Gets the engage time slots.
     *
     * @param startTime the start time
     * @param incr the incr
     * @param count the count
     * @return the engage time slots
     */
    public static List<String> getEngageTimeSlots(String startTime, int incr, int count) {        
    
        List<String> times = new ArrayList<String>();


        DateFormat sdf1 = new SimpleDateFormat("hh:mm a");
            try {

                Date startDate = sdf1.parse(startTime); 

                

                SimpleDateFormat sdf = new SimpleDateFormat("hh:mm a");
                Calendar calendar = GregorianCalendar.getInstance();
                calendar.setTime(startDate);
                times.add(sdf.format(calendar.getTime()));
                int i=0;
                for( i=0;i<count;i++){
                
                             calendar.add(Calendar.MINUTE, incr);
                             times.add(sdf.format(calendar.getTime()));
                             
                }
                times.remove(i++);            
            } catch (Exception e) {
                e.printStackTrace();
            }
               return times;
            
        }
    
    /**
     * Check brith date.
     *
     * @param birthDate the birth date
     * @return true, if successful
     */
    public static boolean checkBrithDate(Date birthDate) {
        boolean valid = true;
        Date todayDate = new Date();
        if(todayDate.compareTo(birthDate)<0)
        {
            valid = false;
        }
        return valid;

    }
    
    public static String visitDuration(Date checkout,Date checkin){
        String visitDuration = null;
        Long msdiff= checkout.getTime()-checkin.getTime();
        if(checkout.getTime() >=checkin.getTime()){
            Long minutes = msdiff/60000;
            if(minutes>=60){
                Long hr = minutes/60;
                Long min = minutes%60;
                if((msdiff%60000)>=30000){
                    visitDuration = String.valueOf(hr)+" Hour "+String.valueOf(min+1)+" Min";
                }else{
                    visitDuration = String.valueOf(hr)+" Hour "+String.valueOf(min)+" Min";
                }
            }else{
                if(minutes<1 || (msdiff%60000)>=30000){
                    visitDuration = String.valueOf(minutes+1)+" Min";
                }else{
                    visitDuration = String.valueOf(minutes)+" Min";
                }
            }
        }else{
            visitDuration = "";
        }
        return visitDuration;
    }
    
}