====== buy ======

Function used in [[en:primitive:mission:start|mission creation]].

Objective. The player has to buy specific items. It’s possible to force the player to buy from a given NPC by entering its name tag.

===== Properties =====

**name:** Action name, only used by the mission designer.

**npc_name (Optional):** Tag of the NPC that the player has to buy from.

**hide_obj (Boolean):** Prevent the step to be displayed in the mission log.

**overload_objective (Optional):** Allow to set a specific a description of the mission. See the [[en:primitive:mission:primitivemissiondoctext_guidelines|text guidelines reference document]] for the formatting requirements.

**roleplay_objective (Optional):** Allow to add a description to the step.

**Item/quantity/quality:** Array containing the description of the items that need to be sold. See the [[en:primitive:mission:primitivemissiondocitem_guidelines|complex item declaration]] for the formatting requirements.


===== Default variables =====

npc_name (bot):           $npc$

For item number X
<WRAP column 30%>
Variable name
\\ Item_type (item)
\\ Item_quantity (int)
\\ Item_quality (int)
</WRAP>

<WRAP column 30%>
Formal expression
\\ $i<X>$
\\ $qt<X>$
\\ $quality<X>$
</WRAP>

<WRAP column 30%>
Example
\\ $i1$
\\ $qt1$
\\ $qual1$
</WRAP>
 
{{tag>primitives ryzom_core}}