/**
* Obtains the user's course information. (Their course's grade and credit hours).
*
* @return array of Course to represent the students schedule
*/
static Course[] getInput(){
Console.Write("How many courses do you want to input for your GPA? ");
int numCourses = 0;
try{
numCourses = Int32.Parse(Console.ReadLine());
} catch(Exception e){
Console.WriteLine("Invalid input " + e.GetBaseException().ToString());
}
Course[] courses = new Course[numCourses];
for (int i = 0; i < numCourses; i++) {
try {
Console.Write("Course " + i + "'s Credit Hours: ");
int credits = Int32.Parse(Console.ReadLine());
Console.Write("Course " + i + "'s grade: ");
string grade = Console.ReadLine();
courses[i] = new Course(credits, grade);
Console.WriteLine();
} catch (Exception e){
Console.WriteLine("Invalid input " + e.GetBaseException().ToString() );
return null;
}
}
return courses;
}
/**
* Parses through the students courses taking their grades and creidt hours
* and calling getGradePoints to calculate their gpa. It then prints
* the student's GPA.
*
* @param courses that student is taking
*/
static void calculateGPA(Course[] courses) {
int totalCredits = 0;
double points = 0;
foreach (Course course in courses) {
totalCredits += course.getCredits();
points += getGradePoints(course.getCredits(), course.getGrade());
//Console.WriteLine(course.ToString());
}
Console.WriteLine("Your gpa this semester is: " + String.Format("{0:0.00}", (points / totalCredits)) );
}