public override string ToString()
{
string output = "";
output += $"-----Person ({Id})----------\n";
output += $"Full name: {LastName} {FirstName}\n";
output += $"Birthdate: {ProcessData.getDateTimeInString(Birthdate)}\n";
output += $"Email: {Email}\n";
output += "-------------------------\n";
return(output);
}
public override string ToString()
{
string output = "";
output += $"-----Activity ({Id})----------\n";
output += $"Name: {Name}\n";
output += $"Description: {Description}\n";
output += $"Start date: {ProcessData.getDateTimeInString(StartDate)}\n";
output += $"End date: {ProcessData.getDateTimeInString(EndDate)}\n";
output += $"Participants: {string.Join(", ", Participants.ToArray())}\n";
output += "---------------------------\n\n";
return(output);
}