From a8a0d6f1cfae592d92ee2d4a0d9026518ed5588d Mon Sep 17 00:00:00 2001
From: mwerezak <mwerezak@gmail.com>
Date: Wed, 22 Oct 2014 23:50:51 -0400
Subject: [PATCH] Cleans up hovererpod move code, adds ion trails

No need to duplicate the mecha move code when we're only interested in
drifting. The hoverpod also starts drifting when it runs out of power,
now.
---
 code/game/mecha/hoverpod/hoverpod.dm | 41 ++++++++++------------------
 1 file changed, 14 insertions(+), 27 deletions(-)

diff --git a/code/game/mecha/hoverpod/hoverpod.dm b/code/game/mecha/hoverpod/hoverpod.dm
index 4d8c2d77b01..e44feccca63 100644
--- a/code/game/mecha/hoverpod/hoverpod.dm
+++ b/code/game/mecha/hoverpod/hoverpod.dm
@@ -5,7 +5,7 @@
 	initial_icon = "engineering_pod"
 	internal_damage_threshold = 80
 	step_in = 4
-	step_energy_drain = 5
+	step_energy_drain = 10
 	max_temperature = 20000
 	health = 150
 	infra_luminosity = 6
@@ -13,44 +13,31 @@
 	var/list/cargo = new
 	var/cargo_capacity = 3
 	max_equip = 2
-	var/ion_trail = new /datum/effect/effect/system/ion_trail_follow()
+	var/datum/effect/effect/system/ion_trail_follow/ion_trail
 
 /obj/mecha/hoverpod/New()
 	..()
 	var/turf/T = get_turf(src)
 	if(T.z != 2)
 		new /obj/item/mecha_parts/mecha_tracking(src)
-	return
+	
+	ion_trail = new /datum/effect/effect/system/ion_trail_follow()
+	ion_trail.set_up(src)
+	ion_trail.start()
 
 /obj/mecha/hoverpod/range_action(atom/target as obj|mob|turf)
 	return
 	
 //No space drifting
-/obj/mecha/hoverpod/dyndomove(direction)
-	if(!can_move)
-		return 0
-	if(src.pr_inertial_movement.active())
-		return 0
-	if(!has_charge(step_energy_drain))
-		return 0
-	var/move_result = 0
-	if(hasInternalDamage(MECHA_INT_CONTROL_LOST))
-		move_result = mechsteprand()
-	else if(src.dir!=direction)
-		move_result = mechturn(direction)
-	else
-		move_result	= mechstep(direction)
-	if(move_result)
-		can_move = 0
-		use_power(step_energy_drain)
-		/*if(istype(src.loc, /turf/space))
-			if(!src.check_for_support())
-				src.pr_inertial_movement.start(list(src,direction))
-				src.log_message("Movement control lost. Inertial movement started.")*/
-		if(do_after(step_in))
-			can_move = 1
+/obj/mecha/hoverpod/check_for_support()
+	//does the hoverpod have enough charge left to stabilize itself?
+	if (has_charge(step_energy_drain))
+		if (!ion_trail.on)
+			ion_trail.start()
 		return 1
-	return 0
+	
+	ion_trail.stop()
+	return ..()
 
 //these three procs overriden to play different sounds
 /obj/mecha/hoverpod/mechturn(direction)