public ConcreteObserver(ConcreteSubject subject)
{
this.subject = subject;
}
static void Main(string[] args)
{
Console.WriteLine(" c# lab_3 author: Yarcev D.A. IS-61");
Console.WriteLine(" variant - 7");
lineCh('=');
//список заявок на грант
List <ConcreteSubject> subjects = new List <ConcreteSubject>();
List <ConcreteObserver> observers = new List <ConcreteObserver>();
//list stam
List <string> status = new List <string>()
{
"создан",
"рассматривается",
"отложен",
"отклонен",
"подтвержден",
"отозван "
};
bool keyLoop = true;
while (keyLoop)
{
//subjects.Add(new ConcreteSubject());
//observers.Add(new ConcreteObserver(subjects.Last()));
//observers.Add(new ConcreteObserver(subjects.Last()));
//subjects.Last().Attach(observers[observers.Count - 2]);
//subjects.Last().Attach(observers[observers.Count - 1]);
//subjects.Last().State = "Some State ...";
//subjects.Last().Notify();
//Console.WriteLine(observers[observers.Count - 2].observerState);
//Console.WriteLine(observers[observers.Count - 1].observerState);
Console.WriteLine(" menu:");
Console.WriteLine(" 1) add grant");
Console.WriteLine(" 2) edit state grants");
Console.WriteLine(" 3) show state grants");
Console.WriteLine(" 4) close program");
bool key = true;
while (key)
{
key = false;
Console.Write(" to do: ");
int chose = Convert.ToInt32(Console.ReadLine().ToString());
if (chose < 1 || chose > 4)
{
key = true;
Console.WriteLine(" Erorr!");
}
lineCh('-');
switch (chose)
{
case 1: //create
//sub name
ConcreteSubject new_Subject = new ConcreteSubject();
Console.Write(" input grand name :");
new_Subject.Name = Console.ReadLine().ToString();
new_Subject.State = status[0];
subjects.Add(new_Subject);
//obs name
observers.Add(new ConcreteObserver(subjects.Last()));
observers.Add(new ConcreteObserver(subjects.Last()));
Console.Write(" input autor name :");
observers[observers.Count - 2].Name = Console.ReadLine().ToString();
Console.Write(" input worker name:");
observers[observers.Count - 1].Name = Console.ReadLine().ToString();
//add
subjects.Last().Attach(observers[observers.Count - 2]);
subjects.Last().Attach(observers[observers.Count - 1]);
//add
break;
case 2: //edit
Console.WriteLine("list grands:");
for (int ii = 0; ii < subjects.Count; ii++)
{
Console.WriteLine(ii + " - " + subjects[ii].Name);
}
Console.WriteLine("list states:");
Console.WriteLine("0 - создан");
Console.WriteLine("1 - рассматривается");
Console.WriteLine("2 - отложен");
Console.WriteLine("3 - отклонен");
Console.WriteLine("4 - подтвержден");
Console.WriteLine("5 - отозван ");
Console.Write(" input num grand:");
int i = Convert.ToInt32(Console.ReadLine().ToString());
Console.Write(" input num status:");
int j = Convert.ToInt32(Console.ReadLine().ToString());
if (i < 0 || i > subjects.Count - 1)
{
i = 0;
}
if (j < 0 || j > 5)
{
j = 0;
}
//edit
//Console.WriteLine(subjects[i].Name);
//Console.WriteLine(subjects[i].State);
//Console.WriteLine(status[j]);
subjects[i].State = status[j];
subjects[i].Notify();
break;
case 3: //show
Console.WriteLine("list observers:");
for (int ii = 0; ii < observers.Count; ii++)
{
Console.WriteLine(" " + ii + " ~ " + observers[ii].Name + " ~ " + observers[ii].observerState);
}
break;
case 4:
keyLoop = false;
break;
}
}
lineCh('-');
}
Console.WriteLine(" Program is ending ...");
Console.ReadKey();
}