public override Expression Call(Expression expr)
{
var bindings = expr.Elements.Second().Elements;
var tempScope = new Bindings() { ParentScope = Environment.CurrentScope };
for (int i = 0; i < bindings.Count - 1; i = i + 2)
tempScope.AddBinding(
bindings[i],
bindings[i + 1].Evaluate(tempScope));
return Environment.WithScope(tempScope,
() => expr.Elements.Skip(2).Evaluate(tempScope));
}
/// <summary>
/// Bindings factory to create a list of bindings for Bindings object
/// </summary>
/// <returns></returns>
public Bindings CreateBindings()
{
Bindings bindings = new Bindings();
// Note: There is an existing duplication of the exit keybind, but doing so allows for manual arrangement of keybinds
// without the need of sorting it with algorithm. This allows for much more intuitive order of actions
// to be displayed on the UI
// Main
bindings.AddBinding("travel", 't', "Travel", false, UIManager.FocusableWindows.MainWindow);
bindings.AddBinding("inventory", 'i', "Inventory", false, UIManager.FocusableWindows.MainWindow);
// Travel
bindings.AddBinding("exit", 'x', "Exit", false, UIManager.FocusableWindows.TravelWindow);
// Inventory
bindings.AddBinding("weapons", 'w', "Weapons", false, UIManager.FocusableWindows.InventoryWindow);
bindings.AddBinding("misc", 'm', "Miscellaneous", false, UIManager.FocusableWindows.InventoryWindow);
bindings.AddBinding("exit", 'x', "Exit", false, UIManager.FocusableWindows.InventoryWindow);
return(bindings);
}
