private static void add_elements <T>(LstCollection <T> l) where T : BaseClass, new()
{
var p = new T();
p.Input();
l.AddItem(p);
}
private static void search_elements <T>(LstCollection <T> l) where T : BaseClass, new()
{
Console.WriteLine("Enter parameter which elements you want to find: \n");
var res = new LstCollection <T>(l.Search(Console.ReadLine()));
Console.WriteLine(res);
}
private static void sort_elements <T>(LstCollection <T> l) where T : BaseClass, new()
{
Console.WriteLine("Enter field for which you want to sort: \n" +
"POSSIBLE: Title, Image_url, Price, Created_at, " +
"Updated_at, Description, Id:\n");
l.Sort(Console.ReadLine());
}
public static void Main(string[] args)
{
LstCollection <Product> l = new LstCollection <Product>();
while (true)
{
Console.WriteLine(get_help_message());
string task = Console.ReadLine();
switch (task)
{
case "1":
Validation.ValidateInput(l, read_txt_file);
break;
case "2":
Validation.ValidateInput(l, sort_elements);
break;
case "3":
Validation.ValidateInput(l, search_elements);
break;
case "4":
Validation.ValidateInput(l, add_elements);
break;
case "5":
Validation.ValidateInput(l, del_element);
break;
case "6":
Validation.ValidateInput(l, edit_element);
break;
case "7":
Validation.ValidateInput(l, write_file);
break;
case "8":
Validation.ValidateInput(l, add_txt_file);
break;
case "9":
Console.WriteLine(l);
break;
case "exit":
Console.WriteLine("GOODBYE!");
return;
default:
Console.WriteLine("WRONG INPUT!");
continue;
}
Console.WriteLine();
}
}
private static void edit_element <T>(LstCollection <T> l) where T : BaseClass, new()
{
Console.Write("Enter id to edit: ");
var id = Console.ReadLine();
Console.Write("Enter atter to edit: ");
var atter = Console.ReadLine();
Console.Write("Enter value to change: ");
var value = Console.ReadLine();
l.Edit(id, atter, value);
}
private static void read_txt_file <T>(LstCollection <T> l) where T : BaseClass, new()
{
Console.WriteLine("Enter file_name: ");
var file = Validation.ValidateFile(Console.ReadLine());
if (file.EndsWith(".txt"))
{
l.ReadTxtFile(file);
}
else
{
l.ReadJsonFile(file);
}
}
public static void ValidateInput <T>(LstCollection <T> l, MyFunction <T> f) where T : BaseClass, new()
{
while (true)
{
try
{
f(l);
break;
}
catch (Exception e)
{
Console.WriteLine(e.Message);
Console.WriteLine("Try one more time!");
continue;
}
}
}
private static void add_txt_file <T>(LstCollection <T> l) where T : BaseClass, new()
{
Console.WriteLine("Enter file_name: ");
l.AddToTxtFile(Validation.ValidateFile(Console.ReadLine()));
}
private static void del_element <T>(LstCollection <T> l) where T : BaseClass, new()
{
Console.WriteLine("Enter id to delete: ");
l.Delete(Console.ReadLine());
}