Brain Traumas

code/modules/mob/living/brain/brain_item.dm

@@ -14,6 +14,8 @@
 	var/damaged_brain = FALSE //whether the brain organ is damaged.
 	var/decoy_override = FALSE	//I apologize to the security players, and myself, who abused this, but this is going to go.
 
+	var/list/datum/brain_trauma/traumas = list()
+
 /obj/item/organ/brain/changeling_brain
 	vital = FALSE
 	decoy_override = TRUE
@@ -41,11 +43,21 @@
 
 		QDEL_NULL(brainmob)
 
+	for(var/X in traumas)
+		var/datum/brain_trauma/BT = X
+		BT.owner = owner
+		BT.on_gain()
+
 	//Update the body's icon so it doesnt appear debrained anymore
 	C.update_hair()
 
 /obj/item/organ/brain/Remove(mob/living/carbon/C, special = 0, no_id_transfer = FALSE)
 	..()
+	for(var/X in traumas)
+		var/datum/brain_trauma/BT = X
+		BT.on_lose(TRUE)
+		BT.owner = null
+
 	if((!gc_destroyed || (owner && !owner.gc_destroyed)) && !no_id_transfer)
 		transfer_identity(C)
 	C.update_hair()
@@ -134,6 +146,30 @@
 	else
 		..()
 
+/obj/item/organ/brain/proc/get_brain_damage()
+	var/brain_damage_threshold = max_integrity * BRAIN_DAMAGE_INTEGRITY_MULTIPLIER
+	var/offset_integrity = obj_integrity - (max_integrity - brain_damage_threshold)
+	. = (1 - (offset_integrity / brain_damage_threshold)) * BRAIN_DAMAGE_DEATH
+
+/obj/item/organ/brain/proc/adjust_brain_damage(amount, maximum)
+	var/adjusted_amount
+	if(amount >= 0 && maximum)
+		var/brainloss = get_brain_damage()
+		var/new_brainloss = Clamp(brainloss + amount, 0, maximum)
+		if(brainloss > new_brainloss) //brainloss is over the cap already
+			return 0
+		adjusted_amount = new_brainloss - brainloss
+	else
+		adjusted_amount = amount
+
+	adjusted_amount *= BRAIN_DAMAGE_INTEGRITY_MULTIPLIER
+	if(adjusted_amount)
+		if(adjusted_amount >= 0.1)
+			take_damage(adjusted_amount)
+		else if(adjusted_amount <= -0.1)
+			obj_integrity = min(max_integrity, obj_integrity-adjusted_amount)
+	. = adjusted_amount
+
 /obj/item/organ/brain/Destroy() //copypasted from MMIs.
 	if(brainmob)
 		qdel(brainmob)
@@ -144,4 +180,50 @@
 	name = "alien brain"
 	desc = "We barely understand the brains of terrestial animals. Who knows what we may find in the brain of such an advanced species?"
 	icon_state = "brain-x"
+<<<<<<< HEAD
 	origin_tech = "biotech=6"
+=======
+
+
+////////////////////////////////////TRAUMAS////////////////////////////////////////
+
+/obj/item/organ/brain/proc/has_trauma_type(brain_trauma_type, consider_permanent = FALSE)
+	for(var/X in traumas)
+		var/datum/brain_trauma/BT = X
+		if(istype(BT, brain_trauma_type) && (consider_permanent || !BT.permanent))
+			return BT
+
+
+//Add a specific trauma
+/obj/item/organ/brain/proc/gain_trauma(datum/brain_trauma/trauma, permanent = FALSE, list/arguments)
+	var/trauma_type
+	if(ispath(trauma))
+		trauma_type = trauma
+		traumas += new trauma_type(arglist(list(src, permanent) + arguments))
+	else
+		traumas += trauma
+		trauma.permanent = permanent
+
+//Add a random trauma of a certain subtype
+/obj/item/organ/brain/proc/gain_trauma_type(brain_trauma_type = /datum/brain_trauma, permanent = FALSE)
+	var/list/datum/brain_trauma/possible_traumas = list()
+	for(var/T in subtypesof(brain_trauma_type))
+		var/datum/brain_trauma/BT = T
+		if(initial(BT.can_gain))
+			possible_traumas += BT
+
+	var/trauma_type = pick(possible_traumas)
+	traumas += new trauma_type(src, permanent)
+
+//Cure a random trauma of a certain subtype
+/obj/item/organ/brain/proc/cure_trauma_type(brain_trauma_type, cure_permanent = FALSE)
+	var/datum/brain_trauma/trauma = has_trauma_type(brain_trauma_type)
+	if(trauma && (cure_permanent || !trauma.permanent))
+		qdel(trauma)
+
+/obj/item/organ/brain/proc/cure_all_traumas(cure_permanent = FALSE)
+	for(var/X in traumas)
+		var/datum/brain_trauma/trauma = X
+		if(cure_permanent || !trauma.permanent)
+			qdel(trauma)
+>>>>>>> 550d711... Brain Traumas (#31727)

code/modules/mob/living/brain/status_procs.dm

@@ -22,4 +22,4 @@
 	return
 
 /mob/living/brain/set_blurriness()
-	return
+	return

code/modules/mob/living/carbon/carbon.dm

@@ -112,7 +112,8 @@
 			take_bodypart_damage(10)
 			victim.Knockdown(20)
 			Knockdown(20)
-			visible_message("<span class='danger'>[src] crashes into [victim], knocking them both over!</span>", "<span class='userdanger'>You violently crash into [victim]!</span>")
+			visible_message("<span class='danger'>[src] crashes into [victim], knocking them both over!</span>",\
+				"<span class='userdanger'>You violently crash into [victim]!</span>")
 		playsound(src,'sound/weapons/punch1.ogg',50,1)
 
 
@@ -765,6 +766,7 @@
 		update_handcuffed()
 		if(reagents)
 			reagents.addiction_list = list()
+	cure_all_traumas(TRUE, TRUE)
 	..()
 	// heal ears after healing disabilities, since ears check DEAF disability
 	// when healing.
@@ -849,3 +851,5 @@
 	.["Modify bodypart"] = "?_src_=vars;[HrefToken()];editbodypart=[REF(src)]"
 	.["Modify organs"] = "?_src_=vars;[HrefToken()];editorgans=[REF(src)]"
 	.["Hallucinate"] = "?_src_=vars;[HrefToken()];hallucinate=[REF(src)]"
+	.["Give brain trauma"] = "?_src_=vars;[HrefToken()];givetrauma=[REF(src)]"
+	.["Cure brain traumas"] = "?_src_=vars;[HrefToken()];curetraumas=[REF(src)]"

code/modules/mob/living/carbon/carbon_defense.dm

@@ -229,7 +229,7 @@
 		"<span class='danger'>[src] was shocked by \the [source]!</span>", \
 		"<span class='userdanger'>You feel a powerful shock coursing through your body!</span>", \
 		"<span class='italics'>You hear a heavy electrical crack.</span>" \
-	)
+		)
 	jitteriness += 1000 //High numbers for violent convulsions
 	do_jitter_animation(jitteriness)
 	stuttering += 2

code/modules/mob/living/carbon/damage_procs.dm

@@ -196,3 +196,37 @@
 	staminaloss = amount
 	if(updating_stamina)
 		update_stamina()
+
+/mob/living/carbon/getBrainLoss()
+	. = BRAIN_DAMAGE_DEATH
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		. = B.get_brain_damage()
+
+//Some sources of brain damage shouldn't be deadly
+/mob/living/carbon/adjustBrainLoss(amount, maximum = BRAIN_DAMAGE_DEATH)
+	if(status_flags & GODMODE)
+		return 0
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(!B)
+		return
+	B.adjust_brain_damage(amount, maximum)
+	if(amount <= 0) //cut this early
+		return
+	var/brainloss = getBrainLoss()
+	if(brainloss > BRAIN_DAMAGE_MILD && !has_trauma_type(BRAIN_TRAUMA_MILD))
+		if(prob((amount * 2) + ((brainloss - BRAIN_DAMAGE_MILD) / 5))) //1 damage|50 brain damage = 4% chance
+			gain_trauma_type(BRAIN_TRAUMA_MILD)
+	if(brainloss > BRAIN_DAMAGE_SEVERE && !has_trauma_type(BRAIN_TRAUMA_SEVERE) && !has_trauma_type(BRAIN_TRAUMA_SPECIAL))
+		if(prob(amount + ((brainloss - BRAIN_DAMAGE_SEVERE) / 15))) //1 damage|150 brain damage = 3% chance
+			if(prob(20))
+				gain_trauma_type(BRAIN_TRAUMA_SPECIAL)
+			else
+				gain_trauma_type(BRAIN_TRAUMA_SEVERE)
+
+/mob/living/carbon/setBrainLoss(amount)
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		var/adjusted_amount = amount - B.get_brain_damage()
+		B.adjust_brain_damage(adjusted_amount, null)
+

code/modules/mob/living/carbon/examine.dm

@@ -69,7 +69,7 @@
 		else
 			msg += "<b>[t_He] [t_is] severely deformed!</b>\n"
 
-	if(getBrainLoss() > 60)
+	if(disabilities & DUMB)
 		msg += "[t_He] seem[p_s()] to be clumsy and unable to think.\n"
 
 	if(fire_stacks > 0)

code/modules/mob/living/carbon/human/examine.dm

@@ -7,7 +7,7 @@
 	var/t_has = p_have()
 	var/t_is = p_are()
 
-	var/msg = "<span class='info'>*---------*\nThis is <EM>[src.name]</EM>!\n"
+	var/msg = "<span class='info'>*---------*\nThis is <EM>[name]</EM>!\n"
 
 	var/list/obscured = check_obscured_slots()
 	var/skipface = (wear_mask && (wear_mask.flags_inv & HIDEFACE)) || (head && (head.flags_inv & HIDEFACE))
@@ -284,7 +284,7 @@
 		if(stat == UNCONSCIOUS)
 			msg += "[t_He] [t_is]n't responding to anything around [t_him] and seem[p_s()] to be asleep.\n"
 		else
-			if(getBrainLoss() >= 60)
+			if(disabilities & DUMB)
 				msg += "[t_He] [t_has] a stupid expression on [t_his] face.\n"
 			if(InCritical())
 				msg += "[t_He] [t_is] barely conscious.\n"

code/modules/mob/living/carbon/human/human_helpers.dm

@@ -103,7 +103,9 @@
 
 
 /mob/living/carbon/human/IsAdvancedToolUser()
-	return 1//Humans can use guns and such
+	if(disabilities & MONKEYLIKE)
+		return FALSE
+	return TRUE//Humans can use guns and such
 
 /mob/living/carbon/human/reagent_check(datum/reagent/R)
 	return dna.species.handle_chemicals(R,src)

code/modules/mob/living/carbon/human/life.dm

@@ -20,8 +20,6 @@
 #define COLD_GAS_DAMAGE_LEVEL_2 1.5 //Amount of damage applied when the current breath's temperature passes the 200K point
 #define COLD_GAS_DAMAGE_LEVEL_3 3 //Amount of damage applied when the current breath's temperature passes the 120K point
 
-#define BRAIN_DAMAGE_FILE "brain_damage_lines.json"
-
 /mob/living/carbon/human/Life()
 	set invisibility = 0
 	set background = BACKGROUND_ENABLED
@@ -74,14 +72,6 @@
 	else if(eye_blurry)			//blurry eyes heal slowly
 		adjust_blurriness(-1)
 
-	if (getBrainLoss() >= 60 && stat == CONSCIOUS)
-		if(prob(3))
-			if(prob(25))
-				emote("drool")
-			else
-				say(pick_list_replacements(BRAIN_DAMAGE_FILE, "brain_damage"))
-
-
 /mob/living/carbon/human/handle_mutations_and_radiation()
 	if(!dna || !dna.species.handle_mutations_and_radiation(src))
 		..()
@@ -430,7 +420,7 @@ All effects don't start immediately, but rather get worse over time; the rate is
 				to_chat(src, "<span class='warning'>Maybe you should lie down for a bit...</span>")
 
 		if(drunkenness >= 91)
-			adjustBrainLoss(0.4)
+			adjustBrainLoss(0.4, 60)
 			if(prob(20) && !stat)
 				if(SSshuttle.emergency.mode == SHUTTLE_DOCKED && (z in GLOB.station_z_levels)) //QoL mainly
 					to_chat(src, "<span class='warning'>You're so tired... but you can't miss that shuttle...</span>")

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

@@ -1359,8 +1359,13 @@ GLOBAL_LIST_EMPTY(roundstart_races)
 		target.apply_damage(damage, BRUTE, affecting, armor_block)
 		add_logs(user, target, "punched")
 		if((target.stat != DEAD) && damage >= user.dna.species.punchstunthreshold)
+<<<<<<< HEAD
 			target.visible_message("<span class='danger'>[user] has weakened [target]!</span>", \
 							"<span class='userdanger'>[user] has weakened [target]!</span>")
+=======
+			target.visible_message("<span class='danger'>[user] has knocked  [target] down!</span>", \
+							"<span class='userdanger'>[user] has knocked [target] down!</span>", null, COMBAT_MESSAGE_RANGE)
+>>>>>>> 550d711... Brain Traumas (#31727)
 			target.apply_effect(80, KNOCKDOWN, armor_block)
 			target.forcesay(GLOB.hit_appends)
 		else if(target.lying)
@@ -1404,7 +1409,7 @@ GLOBAL_LIST_EMPTY(roundstart_races)
 		if(randn <= 60)
 			var/obj/item/I = null
 			if(target.pulling)
-				to_chat(target, "<span class='warning'>[user] has broken [target]'s grip on [target.pulling]!</span>")
+				target.visible_message("<span class='warning'>[user] has broken [target]'s grip on [target.pulling]!</span>")
 				target.stop_pulling()
 			else
 				I = target.get_active_held_item()
@@ -1509,7 +1514,10 @@ GLOBAL_LIST_EMPTY(roundstart_races)
 						H.visible_message("<span class='danger'>[H] has been knocked senseless!</span>", \
 										"<span class='userdanger'>[H] has been knocked senseless!</span>")
 						H.confused = max(H.confused, 20)
+						H.adjustBrainLoss(20)
 						H.adjust_blurriness(10)
+						if(prob(20))
+							H.gain_trauma(/datum/brain_trauma/mild/concussion)
 
 					if(prob(I.force + ((100 - H.health)/2)) && H != user)
 						var/datum/antagonist/rev/rev = H.mind.has_antag_datum(/datum/antagonist/rev)

code/modules/mob/living/carbon/human/status_procs.dm

@@ -3,11 +3,11 @@
 	amount = dna.species.spec_stun(src,amount)
 	return ..()
 
-/mob/living/carbon/human/Knockdown(amount, updating = 1, ignore_canstun = 0)
+/mob/living/carbon/human/Knockdown(amount, updating = 1, ignore_canknockdown = 0)
 	amount = dna.species.spec_stun(src,amount)
 	return ..()
 
-/mob/living/carbon/human/Unconscious(amount, updating = 1, ignore_canstun = 0)
+/mob/living/carbon/human/Unconscious(amount, updating = 1, ignore_canunconscious = 0)
 	amount = dna.species.spec_stun(src,amount)
 	return ..()
 

code/modules/mob/living/carbon/life.dm

@@ -13,9 +13,17 @@
 		handle_blood()
 
 	if(stat != DEAD)
+<<<<<<< HEAD
 		for(var/V in internal_organs)
 			var/obj/item/organ/O = V
 			O.on_life()
+=======
+		handle_brain_damage()
+
+	if(stat != DEAD)
+		handle_liver()
+
+>>>>>>> 550d711... Brain Traumas (#31727)
 	if(stat == DEAD)
 		stop_sound_channel(CHANNEL_HEARTBEAT)
 
@@ -437,3 +445,20 @@
 	adjustToxLoss(8)
 	if(prob(30))
 		to_chat(src, "<span class='notice'>You feel confused and nauseous...</span>")//actual symptoms of liver failure
+
+
+////////////////
+//BRAIN DAMAGE//
+////////////////
+
+/mob/living/carbon/proc/handle_brain_damage()
+	for(var/T in get_traumas())
+		var/datum/brain_trauma/BT = T
+		BT.on_life()
+
+	if(getBrainLoss() >= BRAIN_DAMAGE_DEATH) //rip
+		to_chat(src, "<span class='userdanger'>The last spark of life in your brain fizzles out...<span>")
+		death()
+		var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+		if(B)
+			B.damaged_brain = TRUE

code/modules/mob/living/carbon/say.dm

@@ -1,4 +1,6 @@
 /mob/living/carbon/treat_message(message)
+	for(var/datum/brain_trauma/trauma in get_traumas())
+		message = trauma.on_say(message)
 	message = ..(message)
 	var/obj/item/organ/tongue/T = getorganslot(ORGAN_SLOT_TONGUE)
 	if(!T) //hoooooouaah!
@@ -34,4 +36,16 @@
 	if(T)
 		. = T.could_speak_in_language(dt)
 	else
+<<<<<<< HEAD
 		. = initial(dt.flags_1) & TONGUELESS_SPEECH
+=======
+		. = initial(dt.flags) & TONGUELESS_SPEECH
+
+/mob/living/carbon/Hear(message, atom/movable/speaker, datum/language/message_language, raw_message, radio_freq, list/spans, message_mode)
+	if(!client)
+		return
+	for(var/T in get_traumas())
+		var/datum/brain_trauma/trauma = T
+		message = trauma.on_hear(message, speaker, message_language, raw_message, radio_freq)
+	return ..()
+>>>>>>> 550d711... Brain Traumas (#31727)

code/modules/mob/living/carbon/status_procs.dm

@@ -101,3 +101,35 @@
 	status_flags |= DISFIGURED	//makes them unknown
 	update_body()
 	return 1
+
+/mob/living/carbon/proc/get_traumas()
+	. = list()
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		. = B.traumas
+
+/mob/living/carbon/proc/has_trauma_type(brain_trauma_type, consider_permanent = FALSE)
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		. = B.has_trauma_type(brain_trauma_type, consider_permanent)
+
+/mob/living/carbon/proc/gain_trauma(datum/brain_trauma/trauma, permanent = FALSE, list/arguments)
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		. = B.gain_trauma(trauma, permanent, arguments)
+
+/mob/living/carbon/proc/gain_trauma_type(brain_trauma_type = /datum/brain_trauma, permanent = FALSE)
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		. = B.gain_trauma_type(brain_trauma_type, permanent)
+
+/mob/living/carbon/proc/cure_trauma_type(brain_trauma_type, cure_permanent = FALSE)
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		. = B.cure_trauma_type(brain_trauma_type, cure_permanent)
+
+/mob/living/carbon/proc/cure_all_traumas(cure_permanent = FALSE)
+	var/obj/item/organ/brain/B = getorganslot(ORGAN_SLOT_BRAIN)
+	if(B)
+		. = B.cure_all_traumas(cure_permanent)
+

code/modules/mob/living/damage_procs.dm

@@ -231,17 +231,13 @@
 	return amount
 
 /mob/living/proc/getBrainLoss()
-	return brainloss
+	. = 0
 
-/mob/living/proc/adjustBrainLoss(amount)
-	if(status_flags & GODMODE)
-		return 0
-	brainloss = Clamp((brainloss + (amount * CONFIG_GET(number/damage_multiplier))), 0, maxHealth * 2)
+/mob/living/proc/adjustBrainLoss(amount, maximum = BRAIN_DAMAGE_DEATH)
+	return
 
 /mob/living/proc/setBrainLoss(amount)
-	if(status_flags & GODMODE)
-		return 0
-	brainloss = amount
+	return
 
 /mob/living/proc/getStaminaLoss()
 	return staminaloss

code/modules/mob/living/living_defines.dm

@@ -15,7 +15,6 @@
 	var/toxloss = 0		//Toxic damage caused by being poisoned or radiated
 	var/fireloss = 0	//Burn damage caused by being way too hot, too cold or burnt.
 	var/cloneloss = 0	//Damage caused by being cloned or ejected from the cloner early. slimes also deal cloneloss damage to victims
-	var/brainloss = 0	//'Retardation' damage caused by someone hitting you in the head with a bible or being infected with brainrot.
 	var/staminaloss = 0		//Stamina damage, or exhaustion. You recover it slowly naturally, and are knocked down if it gets too high. Holodeck and hallucinations deal this.
 
 

code/modules/mob/living/say.dm

@@ -326,7 +326,7 @@ GLOBAL_LIST_INIT(department_radio_keys, list(
 	return null
 
 /mob/living/proc/treat_message(message)
-	if(getBrainLoss() >= 60)
+	if(derpspeech)
 		message = derpspeech(message, stuttering)
 
 	if(stuttering)
@@ -373,7 +373,7 @@ GLOBAL_LIST_INIT(department_radio_keys, list(
 		. = "[verb_whisper] in [p_their()] last breath"
 	else if(stuttering)
 		. = "stammers"
-	else if(getBrainLoss() >= 60)
+	else if(derpspeech)
 		. = "gibbers"
 	else
 		. = ..()

code/modules/mob/login.dm

@@ -33,7 +33,16 @@
 
 	sync_mind()
 
+<<<<<<< HEAD
 	client.sethotkeys() //set mob specific hotkeys
+=======
+	//Reload alternate appearances
+	for(var/v in GLOB.active_alternate_appearances)
+		if(!v)
+			continue
+		var/datum/atom_hud/alternate_appearance/AA = v
+		AA.onNewMob(src)
+>>>>>>> 550d711... Brain Traumas (#31727)
 
 	update_client_colour()
 	if(client)

code/modules/mob/mob.dm

@@ -400,6 +400,7 @@
 		pulling = null
 		grab_state = 0
 		update_pull_hud_icon()
+    
 		if(isliving(ex_pulled))
 			var/mob/living/L = ex_pulled
 			L.update_canmove()// mob gets up if it was lyng down in a chokehold

code/modules/mob/mob_defines.dm

@@ -44,6 +44,7 @@
 	var/stuttering = 0		//Carbon
 	var/slurring = 0		//Carbon
 	var/cultslurring = 0	//Carbon
+	var/derpspeech = 0      //Carbon
 	var/real_name = null
 	var/spacewalk = FALSE
 	var/druggy = 0			//Carbon

code/modules/mob/transform_procs.dm

@@ -79,6 +79,9 @@
 		O.setBrainLoss(getBrainLoss(), 0)
 		O.updatehealth()
 		O.radiation = radiation
+		for(var/T in get_traumas())
+			var/datum/brain_trauma/BT = T
+			O.gain_trauma(BT.type, BT.permanent)
 
 	//re-add implants to new mob
 	if (tr_flags & TR_KEEPIMPLANTS)
@@ -238,6 +241,9 @@
 		O.setBrainLoss(getBrainLoss(), 0)
 		O.updatehealth()
 		O.radiation = radiation
+		for(var/T in get_traumas())
+			var/datum/brain_trauma/BT = T
+			O.gain_trauma(BT.type, BT.permanent)
 
 	//re-add implants to new mob
 	if (tr_flags & TR_KEEPIMPLANTS)