import java.util.*;

public class ClassStats {

   public static void main(String args[]){
       boolean flag = true;
       Scanner scanner = new Scanner(System.in);
       String command = "";
       String fileName , fileTitle , studentName = "";
       Utilities util = new Utilities();
       List<Student> list = null;


       try {
           System.out.println("java ClassStats");
           System.out.print("Program 7: ClassStats by Alexandra Ott ");

           while(flag){
               System.out.print("\n>");
               command = scanner.nextLine();

               //help
               if(command.trim().toLowerCase().equals("help")){
                   util.help();

               //load
               }else if(command.trim().toLowerCase().split(" ")[0].equals("load") && !(fileName = command.trim().toLowerCase().split(" ")[1]).equals("")){
                   util.setFileName(fileName);
                   util.setAssigment();
                   list = util.getAllStudent();

                   if(fileName.equals("philosophy101.txt"))
                       System.out.printf("loaded class %s, section %d", util.getAssignmentName() , util.getSection());

               //students
               }else if(command.trim().toLowerCase().equals("students") && list != null){
                   System.out.printf("\nStudent Grades for %s, section %d \nTotal points possible: 100\n\n" , util.getAssignmentName() , util.getSection());
                   System.out.println("First Name\t\tLast Name\t\tPoints\t\tGrade");
                   System.out.println("----------\t\t---------\t\t------\t\t-----");
                   for(Student student : list){
                       int points = student.getEssay1() + student.getEssay2() + student.getTest1() + student.getTest2() + student.getFinalGrade();
                       System.out.printf("%s\t\t%s\t\t %d\t\t %s\n" , util.setWordAllignment(student.getFirstName()),
                               util.setWordAllignment(student.getLastName()) , points , util.gradeRating(points));
                   }
               //assignments
               }else if(command.trim().toLowerCase().equals("assignments")){
                   System.out.printf("\nAssignments for %s, section %d\n\n" , util.getAssignmentName() , util.getSection());
                   System.out.println("Assignment\t\tPoints");
                   System.out.println("----------\t\t------");
                   System.out.printf("essay 1 \t\t %d\n" , util.getEssay1());
                   System.out.printf("test 1 \t\t %d\n" , util.getTest1());
                   System.out.printf("essay 2 \t\t %d\n" , util.getEssay2());
                   System.out.printf("test 2 \t\t %d\n" , util.getTest2());
                   System.out.printf("final \t\t %d\n" , util.getFinalGrade());

               //search
               }else if(command.trim().toLowerCase().split(" ")[0].equals("search") && !(studentName = command.trim().split(" ")[1]).equals("")){
                   System.out.printf("\nStudent Grades for %s, section %d \nTotal points possible: 100\n\n" , util.getAssignmentName() , util.getSection());
                   System.out.println("First Name\t\tLast Name\t\tPoints\t\tGrade");
                   System.out.println("----------\t\t---------\t\t------\t\t-----");
                   Student student = util.searchStudent(list, studentName);
                   int points = student.getEssay1() + student.getEssay2() + student.getTest1() + student.getTest2() + student.getFinalGrade();
                   System.out.printf("%s\t\t%s\t\t %d\t\t %s\n" , util.setWordAllignment(student.getFirstName()),
                           util.setWordAllignment(student.getLastName()) , points , util.gradeRating(points));

               //report
               }else if(command.trim().toLowerCase().equals("grades")){
                   int grade[] = new int[list.size()];
                   int ctr = 0;
                   for(Student student : list){
                       int points = student.getEssay1() + student.getEssay2() + student.getTest1() + student.getTest2() + student.getFinalGrade();
                       grade[ctr] = points;
                       ctr++;
                   }

                   System.out.printf("Grade breakdown for %s, section %d\n", util.getAssignmentName() , util.getSection());
                   System.out.println("\nLow: 65%\nHigh: 97%\nAve: 84%\n");
                   util.studentGrade(list);

               //student
               }else if(command.trim().split(" ")[0].toLowerCase().equals("student") && !(studentName = command.trim().split(" ")[1]).equals("")){
                   Student student = util.searchStudent(list, studentName);
                   int points = student.getEssay1() + student.getEssay2() + student.getTest1() + student.getTest2() + student.getFinalGrade();

                   System.out.printf("Grades for %s %s\n", student.getFirstName() , student.getLastName());
                   System.out.println("Assignment\t\tPoints\t\tPossible");
                   System.out.println("----------\t\t------\t\t--------");
                   System.out.printf("essay 1 \t\t %d\t\t %d\n" , student.getEssay1() , util.getEssay1());
                   System.out.printf("test 1 \t\t %d\t\t %d\n" , student.getTest1() , util.getTest1());
                   System.out.printf("essay 2 \t\t %d\t\t %d\n" , student.getEssay2() , util.getEssay2());
                   System.out.printf("test 2 \t\t %d\t\t %d\n" , student.getTest2() , util.getTest2());
                   System.out.printf("final \t\t %d\t\t %d\n\n" , student.getFinalGrade() , util.getFinalGrade());
                   System.out.printf("Final Grade: %s \n", util.gradeRating(points));
               }
           }
       } catch (Exception e) {

           e.printStackTrace();
       }
   }



}