/// <summary>
/// This function remove items from the cart and return resources
/// </summary>
/// <param name="item_idx"></param>
public void SubPurchase_item_remove(byte item_idx)
{
Equipable_generic item = purchasables[item_idx].GetComponent <Equipable_generic>();
buffer_money += item.price;
buffer_inventory_capacity -= item.get_size();
cart.Remove(item_idx);
//Render
Text_money.text = "$ " + buffer_money;
if (item.tag == CONSTANTS.TAG_GUN)
{
//purchase_buttons[item_idx].colors = set_button_color(0);
}
else if (item.tag == CONSTANTS.TAG_AMMO)
{
purchase_buttons[item_idx].GetComponent <digit_mod_generic>().subtract(item.GetComponent <Ammo_generic>().amount);
/*
* if (!cart.Contains(item_idx))//If this ammo has reached zero, turn button unselected
* {
* purchase_buttons[item_idx].colors = set_button_color(0);
* }
*/
}
SubPurchase_item_refresh();
}
/// <summary>
/// This function evaluate if player has enough resources to purchase
/// </summary>
/// <param name="item_idx"></param>
public void SubPurchase_item_add(byte item_idx)
{
Equipable_generic item = purchasables[item_idx].GetComponent <Equipable_generic>();
ushort available_inventory = (ushort)(buffer_inventory_size - buffer_inventory_capacity);
ushort item_size = item.get_size();
if (item.price <= buffer_money && item_size <= available_inventory && body.experience >= item.required_experience)
{
buffer_money -= item.price;
buffer_inventory_capacity += item_size;
cart.Add(item_idx);
//Render
Text_money.text = "$ " + buffer_money;
//purchase_buttons[item_idx].colors = set_button_color(1);
if (item.tag == CONSTANTS.TAG_AMMO)
{
purchase_buttons[item_idx].GetComponent <digit_mod_generic>().add(item.GetComponent <Ammo_generic>().amount);
}
}
else
{
//Debug.Log("not enough resources");
}
SubPurchase_item_refresh();
}
public void SubPurchase_item_refresh()
{
for (int i = 0; i < purchasables.Length; i++)
{
Equipable_generic item = purchasables[i].GetComponent <Equipable_generic>();
if (cart.Contains((byte)i))//selected
{
purchase_buttons[i].colors = set_button_color(1);
}
else if (item.get_size() > buffer_inventory_size || item.price > buffer_money || item.required_experience > body.experience)//disable
{
purchase_buttons[i].colors = set_button_color(2);
}
else//unselected
{
purchase_buttons[i].colors = set_button_color(0);
}
}
}
