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Usualy only heroes can bought items, unless those units have the stash ability in their inventory, anyway you can disable that in the object editor (Shop) and change his ability to select unit
Usualy only heroes can bought items, unless those units have the stash ability in their inventory, anyway you can disable that in the object editor (Shop) and change his ability to select unit
Normal units (if un-edited) have "Unit Inventory (Race)", it just has to be researched at the main hall for your race. If you want to make it really easy just remove the units ability to have an inventory.
Here is how to refund your item and remove it. You'll have to store the item-type's into an array variable, and store the item's cost into an integer variable. And last make an integer variable, then set it to how many items you have stored.
NOTE: Make sure both arrays have the same number for a single item, like the trigger below.
Untitled Trigger 001
Events
Map initialization
Conditions
Actions
Set Stored_Item[1] = Potion of Mana
Set Item_Cost[1] = 200
Set Stored_Item[2] = Potion of Healing
Set Item_Cost[2] = 150
Set Stored_Item[3] = Orb of Fire
Set Item_Cost[3] = 400
Set Stored_Item_Count = 3
This second trigger will remove the item from the unit and refund your gold. If you need it to take lumber just add that below the gold. This checks to see if the item it picked up is one of the stored item's you have already set, and if so, removes the item and refunds you.
Untitled Trigger 002
Events
Unit - A unit Acquires an item
Conditions
((Triggering unit) is A Hero) Equal to False
Actions
For each (Integer Temp_Integer) from 1 to Stored_Item_Count, do (Actions)
Loop - Actions
Set Temp_Item = (Item being manipulated)
If (All Conditions are True) then do (Then Actions) else do (Else Actions)
If - Conditions
(Item-type of Temp_Item) Equal to Stored_Item[Temp_Integer]
Then - Actions
Item - Remove Temp_Item
Player - Add Item_Cost[Temp_Integer] to (Owner of (Triggering unit)) Current gold
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