public TestCollection(int length)
{
// init collections
collection_1Int = new List <string>();
collection_1TKey = new List <Goods>();
collection_2StringTValue = new SortedDictionary <string, Goods>();
collection_2TKeyTValue = new SortedDictionary <Goods, Goods>();
Length = length;
for (int i = 0; i < Length; i++)
{
// generate for keys collections
string tmpKey = "key number" + i;
Random rnd = new Random();
int choice = rnd.Next(1, 4);
if (choice == 1)
{
Toy toy = new Toy();
collection_1Int.Add(tmpKey);
collection_1TKey.Add(new Goods()
{
Cost = i
});
collection_2StringTValue.Add(tmpKey, toy);
collection_2TKeyTValue.Add(new Goods()
{
Cost = i
}, toy);
}
else if (choice == 2)
{
Product toy = new Product();
collection_1Int.Add(tmpKey);
collection_1TKey.Add(new Goods()
{
Cost = i
});
collection_2StringTValue.Add(tmpKey, toy);
collection_2TKeyTValue.Add(new Goods()
{
Cost = i
}, toy);
}
else
{
MilkProduct toy = new MilkProduct();
collection_1Int.Add(tmpKey);
collection_1TKey.Add(new Goods()
{
Cost = i
});
collection_2StringTValue.Add(tmpKey, toy);
collection_2TKeyTValue.Add(new Goods()
{
Cost = i
}, toy);
}
}
}
public static void MenuTask3(TestCollection collection)
{
int userChoice;
Console.Clear();
do
{
Console.WriteLine(
"1. Добавить элемент \n2. Измерить время нахождения \n3. Вывести коллекцию \n4.Удалить элемент \n0. Выход в главное меню");
userChoice = InputNumber("", 0, 4);
Console.Clear();
switch (userChoice)
{
case 1:
string key;
Console.WriteLine("Введите уникальный ключ: ");
do
{
key = Console.ReadLine();
} while (collection.collection_1Int.Contains(key));
Console.WriteLine("Выберите тип продукта: \n1)Product \n2)Toy \n3)MilkProduct");
int choose = InputNumber("", 1, 3);
switch (choose)
{
case 1:
Product tmp = new Product();
collection.collection_1Int.Add(key);
collection.collection_1TKey.Add(tmp.BaseGood);
collection.collection_2StringTValue.Add(key, tmp);
collection.collection_2TKeyTValue.Add(tmp.BaseGood, tmp);
break;
case 2:
Toy tmp2 = new Toy();
collection.collection_1Int.Add(key);
collection.collection_1TKey.Add(tmp2.BaseGood);
collection.collection_2StringTValue.Add(key, tmp2);
collection.collection_2TKeyTValue.Add(tmp2.BaseGood, tmp2);
break;
case 3:
MilkProduct tmp3 = new MilkProduct();
collection.collection_1Int.Add(key);
collection.collection_1TKey.Add(tmp3.BaseGood);
collection.collection_2StringTValue.Add(key, tmp3);
collection.collection_2TKeyTValue.Add(tmp3.BaseGood, tmp3);
break;
}
break;
case 2:
Console.WriteLine(
"Скорость нахождения первого, центрального, последнего и несуществующего элемента в коллекциях 1 типа:");
//first
Console.WriteLine("Collection List<String>");
var first = collection.collection_1Int[0];
var mid = collection.collection_1Int[collection.collection_1Int.Count / 2];
var last = collection.collection_1Int[collection.collection_1Int.Count - 1];
var invalid = "djkfghskgneibnvdfvjeprv";
Stopwatch stopwatch = new Stopwatch();
TimeSpan timeSpan;
stopwatch.Start();
var contains = collection.collection_1Int.Contains(first);
contains = collection.collection_1Int.Contains(mid);
contains = collection.collection_1Int.Contains(last);
contains = collection.collection_1Int.Contains(invalid);
stopwatch.Stop();
timeSpan = stopwatch.Elapsed;
Console.WriteLine("Время поиска:" + timeSpan);
//second
Console.WriteLine("Collection List<Goods>");
var f = collection.collection_1TKey[0];
var m = collection.collection_1TKey[collection.collection_1TKey.Count / 2];
var l = collection.collection_1TKey[collection.collection_1TKey.Count - 1];
var inv = new Toy();
stopwatch = new Stopwatch();
stopwatch.Start();
contains = collection.collection_1TKey.Contains(f);
contains = collection.collection_1TKey.Contains(m);
contains = collection.collection_1TKey.Contains(l);
contains = collection.collection_1TKey.Contains(inv);
stopwatch.Stop();
timeSpan = stopwatch.Elapsed;
Console.WriteLine("Время поиска:" + timeSpan);
//third; key
Console.WriteLine("Collection SortedDictionary<string, Goods>");
Console.WriteLine("Введите ключ");
var key2 = Console.ReadLine();
stopwatch = new Stopwatch();
stopwatch.Start();
contains = collection.collection_2StringTValue.ContainsKey(key2);
stopwatch.Stop();
timeSpan = stopwatch.Elapsed;
Console.WriteLine("Время поиска:" + timeSpan);
//forth; key
Console.WriteLine("Collection SortedDictionary<Goods, Goods>");
Goods g = new Goods();
stopwatch = new Stopwatch();
stopwatch.Start();
contains = collection.collection_2TKeyTValue.ContainsKey(g);
stopwatch.Stop();
timeSpan = stopwatch.Elapsed;
Console.WriteLine("Время поиска:" + timeSpan);
//firth; value
Console.WriteLine("Collection SortedDictionary<string, Goods>");
var toy = new Toy();
stopwatch = new Stopwatch();
stopwatch.Start();
contains = collection.collection_2StringTValue.ContainsValue(toy);
stopwatch.Stop();
timeSpan = stopwatch.Elapsed;
Console.WriteLine("Время поиска:" + timeSpan);
//sixth
Console.WriteLine("Collection SortedDictionary<Goods, Goods>");
stopwatch = new Stopwatch();
stopwatch.Start();
contains = collection.collection_2TKeyTValue.ContainsValue(toy);
stopwatch.Stop();
timeSpan = stopwatch.Elapsed;
Console.WriteLine("Время поиска:" + timeSpan);
break;
case 3:
foreach (var keyPair in collection.collection_2StringTValue)
{
Console.WriteLine($"{keyPair.Key}) {keyPair.Value.ToString()}");
}
break;
case 4:
Console.WriteLine("Введите уникальный ключ: ");
do
{
key = Console.ReadLine();
} while (!collection.collection_1Int.Contains(key));
collection.collection_1Int.Remove(key);
collection.collection_2StringTValue.Remove(key);
break;
}
} while (userChoice != 0);
}
