public void FireInstructorAndHireAnother(string inJmbgFire, string inNameHire, string inSurnameHire,
string inJmbgHire)
{
long n;
if (!long.TryParse(inJmbgFire, out n) || !long.TryParse(inJmbgHire, out n))
throw new GyManagerException("JMBG must contain only digits.");
if (inJmbgFire.Length != 13 || inJmbgHire.Length != 13)
throw new GyManagerException("JMBG must contain 13 digits.");
if (members.ContainsKey(inJmbgHire)) throw new GyManagerException("Person with that JMBG is a member.");
Instructor firedInstructor = instructors[inJmbgFire];
Instructor hiredInstructor = new Instructor(inNameHire, inSurnameHire, inJmbgHire, firedInstructor.program);
Program program = programs[firedInstructor.program];
program.instructor = inJmbgHire;
instructors.Remove(inJmbgFire);
instructors.Add(inJmbgHire, hiredInstructor);
NotifyObservers();
}
public void AddProgramAndInstructor(string inProgramName, int inPrice, int inPlacesAvailable,
string inInstructorName,
string inInstructorSurname, string inJmbg, int inSalary)
{
long n;
if (!long.TryParse(inJmbg, out n)) throw new GyManagerException("JMBG must contain only digits.");
if (inJmbg.Length != 13) throw new GyManagerException("JMBG must contain 13 digits.");
if (instructors.ContainsKey(inJmbg))
throw new GyManagerException("Instructor with that JMBG already exists.");
if (programs.ContainsKey(inProgramName))
throw new GyManagerException("Program with that name already exists.");
if (members.ContainsKey(inJmbg)) throw new GyManagerException("Person with that JMBG is a member.");
Program newProgram = new Program(inProgramName, inPrice, inPlacesAvailable, inJmbg, inSalary);
programs.Add(inProgramName, newProgram);
Instructor newInstructor = new Instructor(inInstructorName, inInstructorSurname, inJmbg, inProgramName);
instructors.Add(inJmbg, newInstructor);
NotifyObservers();
}