public class test{
	public static void main(String []args){
//==========================================================================================================
		//create a school
		School my_school = new School("Salim Halim Pasa Lisesi", 20);
//==========================================================================================================
		//create a student
		Student serkan = new Student("Serkan", "cs", "freshman", 5);
//==========================================================================================================		
		//try to register a new student, notify user the result
		if(!my_school.addStudent(serkan))
			System.out.println("Cannot register student " + serkan.listName() + " to the school, max student number reached");
		else			
			System.out.println("Student " + serkan.listName() + " successfully registered");
		System.out.println();
//==========================================================================================================
		//create another student
		Student aykut = new Student("Aykut", "Math", "junior", 4);
//==========================================================================================================		
		//try to remove a student from the student list(should create an error)
		if(!my_school.removeStudent(aykut))
			System.out.println("Cannot remove student " + aykut.listName() + ", no such student");
		else			
			System.out.println("Student successfully removed");
		System.out.println();			
//==========================================================================================================	
				
		//attempt create a course
		if(!my_school.createACourse("CS101"))
			System.out.println("This course already exists");
		else
			System.out.println("Course created");	
			
		System.out.println();			
//==========================================================================================================		
		//attempt create another course (should create an error)
		if(!my_school.createACourse("CS101"))
			System.out.println("A course with the same name already exists");
		else
			System.out.println("Course created");
		System.out.println();		
//==========================================================================================================		
		//attempt create another course 
		if(!my_school.createACourse("CS555"))
			System.out.println("A course with the same name already exists");
		else
			System.out.println("Course created");	
		System.out.println();
//==========================================================================================================		
		//attempt create another course 
		if(!my_school.createACourse("CS341"))
			System.out.println("A course with the same name already exists");
		else
			System.out.println("Course created");	
		System.out.println();									
//==========================================================================================================	
		//attempt to remove a course from the list 
		//(should give create an error since school does not have the course)
		if(!my_school.removeCourse("CS456"))
			System.out.println("No such course to remove");
		else
			System.out.println("course removed successfully");		
		System.out.println();				
//==========================================================================================================		
		//attempt to register a non-existing student to a course(should create an error)
		if(!my_school.registerStudentToCourse("CS101", aykut))
			System.out.println("An error occurred while registering "  + aykut.listName() + " to a course");
		else
			System.out.println(aykut.listName() + "registred to the course");
		System.out.println();			
//==========================================================================================================			
		//attempt to register a existing student to a non=existing course(should create an error)
		if(!my_school.registerStudentToCourse("CS151", serkan))
			System.out.println("An error occurred while registering "  + serkan.listName() + " to a course");
		else
			System.out.println(serkan.listName() + "registred to the course");
		System.out.println();
//==========================================================================================================			
		//attempt to register a existing student to a existing course
		if(!my_school.registerStudentToCourse("CS555", serkan))
			System.out.println("An error occurred while registering "  + serkan.listName() + " to a course");
		else
			System.out.println(serkan.listName() + " registred to the course");
		System.out.println();		
//==========================================================================================================
		//attempt to remove a course from students course list to get an error since student
		//is not registered to the course
		if(!my_school.removeStudentFromCourse("CS341", serkan))
			System.out.println("An error occurred while removing "  + serkan.listName() + " from a course");
		else
			System.out.println(aykut.listName() + "removed from the course");
		System.out.println();
//==========================================================================================================
		//print all the courses a student is registered to
		System.out.println("Student " + serkan.listName() + " (" +
		serkan.getMajor() + "," + serkan.getYear() +") is registered to the following courses:");
		for(int k = 0; k < serkan.getCourseCount(); ++k){
			System.out.println(serkan.getCourseAtIndex(k));	
		}
		System.out.println();
//==========================================================================================================
		//print name of students in this school
		System.out.println("These are the students of this school:");
		for(int k = 0; k < my_school.getStudentNumber(); ++k){
			System.out.println(my_school.getStudentNameAtIndex(k));			
		}
		System.out.println();
//==========================================================================================================
		//printf all courses taught in this school
		System.out.println("Following courses are taught in this school:");
		for(int k = 0; k < my_school.getCourseNumber(); ++k){
			System.out.println(my_school.getCourseNameAtIndex(k));
		}
	}	
}