Task.java

import java.util.Arrays;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.LinkedList;
import java.util.Queue;

/*
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 * and open the template in the editor.
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/**
 *
 * @author Pearl Santos
 */
public class Task {
    //String[] prioLevel = {"Low", "Medium", "High"};
    String name;
    Date deadline;
    String task;
    Date dayAssigned;
    int diffLvl;
    int prioLvl;
    int[] answers;
    Queue<Date> timeToStart;
    boolean hasStarted;
    boolean isFinished;
    Date timeStarted;
    //String[] weeks = {"M", "T", "W", "Th", "F", "S", "Sun"};

    public Task(String name, String t, Date d, Date de, int diff, String prio){
        this.name = name;
        task = t;
        dayAssigned = d;
        deadline = de;
        diffLvl = diff;
        prioLvl = getPrioLevel(prio);

    }

    public void startTask(){
        hasStarted = true;
        timeStarted = Calendar.getInstance().getTime();
        //here, the app counts down from start time until supposed end time
        //after supposed end time, will ask, "Are you done?"
        //if yes, hurrah!
        //if no, how much time do you need?
            //if > timeLeft, GAGO
            //else resetTimer
        //incorporate percentage
    }

    public void endTask(){
        isFinished = true;
        //delete said task from linkedlist
        //next task that needs to be done will pop up with remaining time left
        //would you like to start now?

    }

    private int getPrioLevel(String level){
        int prioLevel = 0;
        switch(level){
            case "Low":
                prioLevel = 1;
                break;
            case "Med":
                prioLevel = 2;
                break;
            case "High":
                prioLevel = 3;
                break;
            default:
                break;
        }
        return prioLevel;
    }

    private double getDuration(int diffLevel,String task){
           switch(diffLevel){
               case 1:
                   return getTypeOfTask(task)*0.25;
                case 2:
                   return getTypeOfTask(task)*0.75;
                case 3:
                   return getTypeOfTask(task);
                case 4:
                   return getTypeOfTask(task)*1.25;
                case 5:
                   return getTypeOfTask(task)*1.75;
                default:
                   break;

           }
           return 0;
    }

    public double returnDuration(){
        return getDuration(diffLvl, task);
    }

    //returns num of hours it takes to do a task
    private static int getTypeOfTask(String task){
        int daysForTask = 0;
        switch(task){
            case "Project":
                daysForTask = 7;
                break;
            case "Paper":
                daysForTask = 2;
                break;
            case "Orals":
                daysForTask = 3;
                break;
            case "HW":
                daysForTask = 2;
                break;
            case "Exam":
                daysForTask = 2;
                break;
            case "Quiz":
                daysForTask = 1;
                break;
            case "Reading":
                daysForTask = 2;
                break;
            default:
                //the part where you can specify another task
                break;
        }
        return daysForTask*24;
    }

    private int getIncrement(int numOfDays){
        switch (numOfDays) {
            case 0:
                return 0;
            case 1:
                return 1;
            default:
                return getIncrement(numOfDays - 1) + getIncrement(numOfDays - 2);
        }
    }

//    private int getDuration(String task, int diffLvl){
//        return  diffLvl * getTypeOfTask(task);
//    }
    //finding out which day you're going to finish given the day you started and the duration
    private int timeOfFinishing(int dayStarted, double duration){
        //in days
        return (int) ((dayStarted + duration)/24);
    }

    private Queue<Date> timeToStart(Date deadline, Date dayAssigned, int duration){ //must include prioLvl
        //System.out.println(timeOfFinishing + "tof");
        int howManyTask = (int) (getTimeLeft(deadline, dayAssigned)/(duration)); //numOfDay*24 - numOfDay*24
        timeToStart = new LinkedList<>();
        Calendar cal = Calendar.getInstance(); // creates calendar
        cal.setTime(dayAssigned); // sets calendar time/date
        for(int i = 0; i < howManyTask; i++){
            cal.add(Calendar.HOUR_OF_DAY, duration);
            //cal.setTime(cal.getTime());
            timeToStart.add(cal.getTime());// returns new date object, one hour in the future
            //System.out.println((timeOfFinishing/24*i) + "tof");
           // System.out.println(timeToStart[i] + " " + i);
        }
        return timeToStart;
    }

    public Queue<Date> returnQueue(){
        return timeToStart(deadline, dayAssigned, (int) getDuration(diffLvl, task));
    }

    public Date chosenDate(){
        return returnQueue().peek();
    }

    private static int getTimeLeft(Date deadline, Date dayAssigned){
        long diff = Math.abs(deadline.getTime() - dayAssigned.getTime());
        long diffHours = diff/(60 * 60 * 1000); //returns hours
        return (int) diffHours;
    }

    public int getTimeLeft(Date deadline){
        long diff = Math.abs(deadline.getTime() - Calendar.getInstance().getTime().getTime());
        long diffHours = diff/(60 * 60 * 1000); //returns hours
        return (int) diffHours;
    }
    public static void main(String[] args){
        //Algorithms(String t, String d, String de, int diff, int prio)
        //Algorithms algo = new Algorithms("Paper", "Monday", "Friday", 3, "High");
        //int[] tried = algo.timeToStart("Paper", "Friday", "Monday", 3);
//        for(int i = 0; i < algo.answers.length; i++){
//            System.out.println(algo.answers[i]);
//        }
//        double ep = 0.5;
//        System.out.println((int) ep);
        //System.out.println(getTimeLeft(new GregorianCalendar(2016, Calendar.FEBRUARY, 27).getTime(), new GregorianCalendar(2016, Calendar.FEBRUARY, 28).getTime()));
        //timeToStart(new GregorianCalendar(2016, Calendar.MARCH, 2).getTime(), new GregorianCalendar(2016, Calendar.FEBRUARY, 27).getTime(), (int) getDuration(3, "Paper")).stream().forEach((s) -> {
//            System.out.println(s.toString());
//        });
        }
    }