var/maxZ = 6
var/minZ = 2

// Maybe it's best to have this hardcoded for whatever we'd add to the map, in order to avoid exploits
// (such as mining base => admin station)
// Note that this assumes the ship's top is at z=1 and bottom at z=4
/obj/item/weapon/tank/jetpack/proc/move_z(cardinal, mob/user as mob)
	if (user.z > 1)
		to_chat(user, "<span class='warning'>There is nothing of interest in that direction.</span>")
		return
	if(allow_thrust(0.01, user))
		switch(cardinal)
			if (UP) // Going up!
				if(user.z > maxZ) // If we aren't at the very top of the ship
					var/turf/T = locate(user.x, user.y, user.z - 1)
					// You can only jetpack up if there's space above, and you're sitting on either hull (on the exterior), or space
					//if(T && istype(T, /turf/space) && (istype(user.loc, /turf/space) || istype(user.loc, /turf/space/*/hull*/)))
					//check through turf contents to make sure there's nothing blocking the way
					if(T && istype(T, /turf/space))
						var/blocked = 0
						for(var/atom/A in T.contents)
							if(T.density)
								blocked = 1
								to_chat(user, "<span class='warning'>You bump into [T.name].</span>")
								break
						if(!blocked)
							user.Move(T)
					else
						to_chat(user, "<span class='warning'>You bump into the ship's plating.</span>")
				else
					to_chat(user, "<span class='warning'>The ship's gravity well keeps you in orbit!</span>")// Assuming the ship starts on z level 1, you don't want to go past it


			if (DOWN) // Going down!
				if (user.z < 1) // If we aren't at the very bottom of the ship, or out in space
					var/turf/T = locate(user.x, user.y, user.z + 1)
					// You can only jetpack down if you're sitting on space and there's space down below, or hull
					if(T && (istype(T, /turf/space) || istype(T, /turf/space/*/hull*/)) && istype(user.loc, /turf/space))
						var/blocked = 0
						for(var/atom/A in T.contents)
							if(T.density)
								blocked = 1
								to_chat(user, "<span class='warning'>You bump into [T.name].</span>")
								break
						if(!blocked)
							user.Move(T)
					else
						to_chat(user, "<span class='warning'>You bump into the ship's plating.</span>")
				else
					to_chat(user, "<span class='warning'>The ship's gravity well keeps you in orbit!</span>")