Component Model + PoC Mob (#13866)

* Initial work on component mobs.

* Revert simple_animal.dm

* Fix movement.

* Component signals are now #defines.

* Fix magic number in atmos.dm

* Added basic melee attacks.

* Get rid of test spam

code/modules/components/ai/controllers/mob_controller.dm

@@ -0,0 +1,26 @@
+/datum/component/controller/mob
+	var/walk_delay=4
+
+/datum/component/controller/mob/RecieveSignal(var/message_type, var/list/args)
+	if(isliving(container.holder))
+		var/mob/living/M=container.holder
+		//testing("Got command: \[[message_type]\]: [json_encode(args)]")
+		switch(message_type)
+			if(COMSIG_MOVE) // list("loc"=turf)
+	               // list("dir"=NORTH)
+				if("loc" in args)
+					//walk_to(src, target, minimum_distance, delay)
+					//testing("Walking towards [args["loc"]] with walk_delay=[walk_delay]")
+					walk_to(M, args["loc"], 1, walk_delay)
+				if("dir" in args)
+					// walk(M, get_dir(src,M), MISSILE_SPEED)
+					walk(M, args["dir"], walk_delay)
+
+			if(COMSIG_ADJUST_BODYTEMP) // list("temp"=TEMP_IN_KELVIN)
+				M.bodytemperature += args["temp"]
+
+			if(COMSIG_SET_BODYTEMP) // list("temp"=TEMP_IN_KELVIN)
+				M.bodytemperature = args["temp"]
+
+			if(COMSIG_STATE) // list("state"=HOSTILE_STANCE_ATTACK)
+				setState(args["state"])

code/modules/components/ai/controllers/simple_animal.dm

@@ -0,0 +1,8 @@
+/datum/component/controller/simple_animal
+	var/disable_automove_on_busy=1
+
+/datum/component/controller/simple_animal/setBusy(var/yes)
+	..(yes)
+	if(disable_automove_on_busy)
+		var/mob/living/simple_animal/SA = holder
+		SA.stop_automated_movement = yes