feat: derive capable opportunity helpers

world/ui/ui.gd

@@ -264,6 +264,7 @@ func _build_active_opportunity_display() -> String:
 	var interested_name := _get_npc_name(opportunity.get_interested_npc_id())
 	var resource_name := String(opportunity.get_resource_id()).capitalize()
 	var current_amount := _get_opportunity_current_amount(opportunity)
+	var helper_text := _build_opportunity_helper_display()
 	if opportunity.get_opportunity_type() == SimulationIds.OPPORTUNITY_SUPPLY_MISSING_WOOD:
 		var action_name := _get_opportunity_action_name(opportunity)
 		return (
@@ -271,12 +272,26 @@ func _build_active_opportunity_display() -> String:
 			+ "◆ Supply wood for blocked work\n"
 			+ "%s could not finish %s\n" % [interested_name, action_name]
 			+ "%s %.0f / %.0f" % [resource_name, current_amount, opportunity.get_target_amount()]
+			+ helper_text
 		)
 	return (
 		"\n\nVillage need\n"
 		+ "◆ Restock the empty pantry\n"
 		+ "%s is worried about the shortage\n" % interested_name
 		+ "%s %.0f / %.0f" % [resource_name, current_amount, opportunity.get_target_amount()]
+		+ helper_text
+	)
+
+
+func _build_opportunity_helper_display() -> String:
+	if not simulation_manager.has_method("get_active_opportunity_helper"):
+		return ""
+	var helper: OpportunityHelperResult = simulation_manager.get_active_opportunity_helper()
+	if helper == null:
+		return "\nPossible helper: none informed, trusted, and able to supply"
+	return (
+		"\nPossible helper: %s — %s\n%s"
+		% [_get_npc_name(helper.helper_npc_id), _get_action_name(helper.action_id), helper.reason]
 	)