/// <summary>
/// When a student buy an item ,the method will check if the student have sufficient coins
/// if the item bought exist in the student inventory, quantity of that item will be increased.
/// if the item bought does not exist in the student inventory, the item will be created in the inventory.
/// </summary>
//Buy
public void Buy()
{
UserData player = mainMenuController.getUserData();
Debug.Log("coin" + player.getCoin().ToString());
coinTxt.text = player.getCoin().ToString();
bool notExist = true;
string coin = coinTxt.text;
buyCost = buyCost * qty;
int coinBalance = int.Parse(coin, System.Globalization.NumberStyles.Integer);
if (coinBalance >= buyCost)
{
//ADD IN INVENTORY (update inventory db)
foreach (var key in this.itemdict.Keys)
{
var item = this.itemdict[key];
if (this.itemtobepurchased.Equals(item.name))
{
item.quantity += (uint)this.qty;
notExist = false;
break;
}
}
if (notExist)
{
Item newItem = new Item();
newItem.name = this.itemtobepurchased;
newItem.quantity = (uint)this.qty;
newItem.studentUsername = player.userName;
this.itemdict.Add(player.userName + this.itemtobepurchased, newItem);
}
InventoryDBHandler.PutInventory(this.itemdict);
coinBalance = coinBalance - buyCost; //calculate coin left
player.coin = coinBalance; //update user coin balance
DatabaseShopHandler.PutUser(player.localId, player, () => { }); //Update coin in User DB
coinTxt.text = coinBalance.ToString(); //update coin text in UI
}
else
{
messageBox.SetActive(true);
messageBox.transform.GetChild(1).GetComponent <Text>().text = "Inefficient coins.";
}
buyCost = 0; //reset total purchase cost inside form create
qty = 1; //reset qty
}
/// <summary>
/// Triggers when user select which item to equip from the list of items in inventory.
/// </summary>
/// <param name="itemClicked">The button object that was clicked by the user.</param>
public void onInBagItemClick(Button itemClicked)
{
bool toAppendItem = true;
Item previousEquippedItem = this.equippedItems.weapon;
Item item;
// search for the item that is being clicked
foreach (string key in this.inBagList.Keys)
{
item = this.inBagList[key];
if (item.name.Equals(itemClicked.name))
{
// check if clicked item to be equipped is a weapon as can only equip weaponm not potions
if (item.property.Equals(Item.WEAPON))
{
Debug.Log("Equipping item...");
// update the newly equipped weapon to the UI
this.equippedWeapon.GetComponent <Text>().text = item.name;
// set Model of EquippedItems to the newly equipped item
equippedItems.weapon = item;
// remove item from the inventory since quantity of it becomes 0 after adding it to the item list
// if (item.quantity - 1 == 0)
// this.inBagList.Remove(key);
// // reduce quantity of that equipped item from the inventory
// else
item.quantity -= 1;
// found the item so don't need to continue to search
break;
}
else
{
// can exit loop because only can equip weapons, not any of the potions.
return;
}
}
}
// just incase there isn't anything
if (previousEquippedItem != null)
{
// search item in inventory that contains the same item as the previously equipped item so can increase its quantity in the inventory
foreach (string key in this.inBagList.Keys)
{
item = this.inBagList[key];
// check if found the inventory item to increase the quantity
if (item.name.Equals(previousEquippedItem.name))
{
// increment item's quantity by 1 since adding previous equipped item back into the inventory
++item.quantity;
// since increased the quantity, no need to append the item to the inventory list
toAppendItem = false;
// can return since no more task
break;
}
}
// check if need to append item into the inventory list
if (toAppendItem)
{
// append previous equipped item since inventory doesn't have that item
this.inBagList.Add(userData.getName() + previousEquippedItem.name, previousEquippedItem);
}
}
// update the UI in the list of items in the inventory
this.populateInBagItems();
InventoryDBHandler.PutEquippedItem(userData.getName(), this.equippedItems);
InventoryDBHandler.PutInventory(this.inBagList);
}
