Fixes an issue with limited martial arts (ParadiseSS13#24187)

* GDNNNNNNNN

* This too

code/__DEFINES/martial_arts.dm

@@ -6,6 +6,7 @@
 #define MARTIAL_COMBO_DONE_CLEAR_COMBOS	5		// If the combo should do a basic hit after it's done
 
 #define MARTIAL_ARTS_CANNOT_USE 	-1
+#define MARTIAL_ARTS_ACT_SUCCESS	1
 
 #define MARTIAL_COMBO_STEP_HARM		"Harm"
 #define MARTIAL_COMBO_STEP_DISARM	"Disarm"

code/modules/martial_arts/martial.dm

@@ -97,19 +97,19 @@
 				if(MARTIAL_COMBO_FAIL)
 					current_combos -= MC
 				if(MARTIAL_COMBO_DONE_NO_CLEAR)
-					. = TRUE
+					. = MARTIAL_ARTS_ACT_SUCCESS
 					current_combos -= MC
 				if(MARTIAL_COMBO_DONE)
 					reset_combos()
-					return TRUE
+					return MARTIAL_ARTS_ACT_SUCCESS
 				if(MARTIAL_COMBO_DONE_BASIC_HIT)
 					basic_hit(user, target)
 					reset_combos()
-					return TRUE
+					return MARTIAL_ARTS_ACT_SUCCESS
 				if(MARTIAL_COMBO_DONE_CLEAR_COMBOS)
 					combos.Cut()
 					reset_combos()
-					return TRUE
+					return MARTIAL_ARTS_ACT_SUCCESS
 	if(!LAZYLEN(current_combos))
 		reset_combos()
 		if(HAS_COMBOS && could_start_new_combo)

code/modules/mob/living/carbon/human/species/_species.dm

@@ -486,7 +486,7 @@
 	return
 
 /datum/species/proc/help(mob/living/carbon/human/user, mob/living/carbon/human/target, datum/martial_art/attacker_style)
-	if(attacker_style && attacker_style.help_act(user, target))//adminfu only...
+	if(attacker_style && attacker_style.help_act(user, target) == MARTIAL_ARTS_ACT_SUCCESS)//adminfu only...
 		return TRUE
 	if(target.on_fire)
 		user.pat_out(target)
@@ -500,7 +500,7 @@
 	if(target.check_block())
 		target.visible_message("<span class='warning'>[target] blocks [user]'s grab attempt!</span>")
 		return FALSE
-	if(attacker_style && attacker_style.grab_act(user, target))
+	if(attacker_style && attacker_style.grab_act(user, target) == MARTIAL_ARTS_ACT_SUCCESS)
 		return TRUE
 	else
 		target.grabbedby(user)
@@ -532,7 +532,7 @@
 		return FALSE
 	if(SEND_SIGNAL(target, COMSIG_HUMAN_ATTACKED, user) & COMPONENT_CANCEL_ATTACK_CHAIN)
 		return FALSE
-	if(attacker_style && attacker_style.harm_act(user, target))
+	if(attacker_style && attacker_style.harm_act(user, target) == MARTIAL_ARTS_ACT_SUCCESS)
 		return TRUE
 	else
 		var/datum/unarmed_attack/attack = user.dna.species.unarmed
@@ -587,7 +587,7 @@
 		user.do_attack_animation(target, ATTACK_EFFECT_DISARM)
 		playsound(target.loc, 'sound/weapons/punchmiss.ogg', 25, 1, -1)
 		return FALSE
-	if(attacker_style && attacker_style.disarm_act(user, target))
+	if(attacker_style && attacker_style.disarm_act(user, target) == MARTIAL_ARTS_ACT_SUCCESS)
 		return TRUE
 	user.do_attack_animation(target, ATTACK_EFFECT_DISARM)
 	if(target.move_resist > user.pull_force)