[Ready] AI building fixes: Runtimes when adding AI law modules, Syndicate modules work during building again, Helpful messages for freeform modules. (#17935)

* Fixes rumtimes when adding AI law modules while building AI

* Syndicate AI modules now can be used during AI construction

Freeform modules now provide helpful messages if you try to use empty
module on the AI during construction

Co-authored-by: Kugamo <thekugamo@gmail.com>

code/game/machinery/computer/ai_core.dm

@@ -6,7 +6,7 @@
 	icon_state = "0"
 	max_integrity = 500
 	var/state = 0
-	var/datum/ai_laws/laws = null
+	var/datum/ai_laws/laws = new /datum/ai_laws/crewsimov()
 	var/obj/item/circuitboard/aicore/circuit = null
 	var/obj/item/mmi/brain = null
 
@@ -63,16 +63,30 @@
 
 			if(istype(P, /obj/item/aiModule/freeform))
 				var/obj/item/aiModule/freeform/M = P
+				if(!M.newFreeFormLaw)
+					to_chat(usr, "No law detected on module, please create one.")
+					return
 				laws.add_inherent_law(M.newFreeFormLaw)
 				to_chat(usr, "<span class='notice'>Added a freeform law.</span>")
 				return
 
+			if(istype(P, /obj/item/aiModule/syndicate))
+				var/obj/item/aiModule/syndicate/M = P
+				if(!M.newFreeFormLaw)
+					to_chat(usr, "No law detected on module, please create one.")
+					return
+				laws.add_ion_law(M.newFreeFormLaw)
+				to_chat(usr, "<span class='notice'>Added a hacked law.</span>")
+				return
+
 			if(istype(P, /obj/item/aiModule))
 				var/obj/item/aiModule/M = P
 				if(!M.laws)
 					to_chat(usr, "<span class='warning'>This AI module can not be applied directly to AI cores.</span>")
 					return
 				laws = M.laws
+				to_chat(usr, "<span class='notice'>Added [M.laws.name] laws.</span>")
+				return
 
 			if(istype(P, /obj/item/mmi) && !brain)
 				var/obj/item/mmi/M = P

code/game/objects/items/weapons/AI_modules.dm

@@ -188,7 +188,7 @@ AI MODULES
 /****************** New Freeform ******************/
 /obj/item/aiModule/freeform // Slightly more dynamic freeform module -- TLE
 	name = "\improper Freeform AI module"
-	var/newFreeFormLaw = "freeform"
+	var/newFreeFormLaw = ""
 	var/lawpos = 15
 	desc = "A 'freeform' AI module: '<freeform>'"
 	origin_tech = "programming=4;materials=4"