Merge pull request #13526 from Lo6a4evskiy/ninja-fixes

Fixes ninja suit not draining energy after running out of it once

code/modules/ninja/suit/suit_process.dm

@@ -1,28 +1,22 @@
-
-
 /obj/item/clothing/suit/space/space_ninja/proc/ntick(mob/living/carbon/human/U = affecting)
 	set background = BACKGROUND_ENABLED
 
 	//Runs in the background while the suit is initialized.
 	//Requires charge or stealth to process.
-	spawn while(cell.charge || s_active)
-
-		if(s_initialized && !affecting)
+	spawn while(s_initialized)
+		if(!affecting)
 			terminate()//Kills the suit and attached objects.
-		if(!s_initialized)
-			return
 
-		if(cell.charge)
+		else if(cell.charge > 0)
 			if(s_coold)
 				s_coold--//Checks for ability s_cooldown first.
 
-			var/A = s_cost//s_cost is the default energy cost each ntick, usually 5.
+			cell.charge -= s_cost//s_cost is the default energy cost each ntick, usually 5.
 			if(s_active)//If stealth is active.
-				A += s_acost
-			cell.charge-=A
+				cell.charge -= s_acost
 
-		if(cell.charge <= 0)
-			cell.charge=0
+		else
+			cell.charge = 0
 			cancel_stealth()
 
 		sleep(10)//Checks every second.