//predominantly negative traits

/datum/quirk/badback
	name = "Bad Back"
	desc = "Thanks to your poor posture, backpacks and other bags never sit right on your back. More evently weighted objects are fine, though."
	icon = "hiking"
	value = -8
	mood_quirk = TRUE
	gain_text = "<span class='danger'>Your back REALLY hurts!</span>"
	lose_text = "<span class='notice'>Your back feels better.</span>"
	medical_record_text = "Patient scans indicate severe and chronic back pain."
	hardcore_value = 4
	var/datum/weakref/backpack

/datum/quirk/badback/add()
	var/mob/living/carbon/human/human_holder = quirk_holder
	var/obj/item/storage/backpack/equipped_backpack = human_holder.back
	if(istype(equipped_backpack))
		SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "back_pain", /datum/mood_event/back_pain)
		RegisterSignal(human_holder.back, COMSIG_ITEM_POST_UNEQUIP, .proc/on_unequipped_backpack)
	else
		RegisterSignal(quirk_holder, COMSIG_MOB_EQUIPPED_ITEM, .proc/on_equipped_item)

/datum/quirk/badback/remove()
	UnregisterSignal(quirk_holder, COMSIG_MOB_EQUIPPED_ITEM)

	var/obj/item/storage/equipped_backpack = backpack?.resolve()
	if(equipped_backpack)
		UnregisterSignal(equipped_backpack, COMSIG_ITEM_POST_UNEQUIP)
		SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "back_pain")

/// Signal handler for when the quirk_holder equips an item. If it's a backpack, adds the back_pain mood event.
/datum/quirk/badback/proc/on_equipped_item(mob/living/source, obj/item/equipped_item, slot)
	SIGNAL_HANDLER

	if((slot != ITEM_SLOT_BACK) || !istype(equipped_item, /obj/item/storage/backpack))
		return

	SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "back_pain", /datum/mood_event/back_pain)
	RegisterSignal(equipped_item, COMSIG_ITEM_POST_UNEQUIP, .proc/on_unequipped_backpack)
	UnregisterSignal(quirk_holder, COMSIG_MOB_EQUIPPED_ITEM)
	backpack = WEAKREF(equipped_item)

/// Signal handler for when the quirk_holder unequips an equipped backpack. Removes the back_pain mood event.
/datum/quirk/badback/proc/on_unequipped_backpack(obj/item/source, force, atom/newloc, no_move, invdrop, silent)
	SIGNAL_HANDLER

	UnregisterSignal(source, COMSIG_ITEM_POST_UNEQUIP)
	SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "back_pain")
	backpack = null
	RegisterSignal(quirk_holder, COMSIG_MOB_EQUIPPED_ITEM, .proc/on_equipped_item)

/datum/quirk/blooddeficiency
	name = "Blood Deficiency"
	desc = "Your body can't produce enough blood to sustain itself."
	icon = "tint"
	value = -8
	gain_text = "<span class='danger'>You feel your vigor slowly fading away.</span>"
	lose_text = "<span class='notice'>You feel vigorous again.</span>"
	medical_record_text = "Patient requires regular treatment for blood loss due to low production of blood."
	hardcore_value = 8
	processing_quirk = TRUE

/datum/quirk/blooddeficiency/process(delta_time)
	if(quirk_holder.stat == DEAD)
		return

	var/mob/living/carbon/human/H = quirk_holder
	if(NOBLOOD in H.dna.species.species_traits) //can't lose blood if your species doesn't have any
		return

	if (H.blood_volume > (BLOOD_VOLUME_SAFE - 25)) // just barely survivable without treatment
		H.blood_volume -= 0.275 * delta_time

/datum/quirk/item_quirk/blindness
	name = "Blind"
	desc = "You are completely blind, nothing can counteract this."
	icon = "eye-slash"
	value = -16
	gain_text = "<span class='danger'>You can't see anything.</span>"
	lose_text = "<span class='notice'>You miraculously gain back your vision.</span>"
	medical_record_text = "Patient has permanent blindness."
	hardcore_value = 15

/datum/quirk/item_quirk/blindness/add_unique()
	give_item_to_holder(/obj/item/clothing/glasses/blindfold/white, list(LOCATION_EYES = ITEM_SLOT_EYES, LOCATION_BACKPACK = ITEM_SLOT_BACKPACK, LOCATION_HANDS = ITEM_SLOT_HANDS))

/datum/quirk/item_quirk/blindness/add()
	quirk_holder.become_blind(QUIRK_TRAIT)

/datum/quirk/item_quirk/blindness/remove()
	quirk_holder.cure_blind(QUIRK_TRAIT)

	/* A couple of brain tumor stats for anyone curious / looking at this quirk for balancing:
	 * - It takes less 16 minute 40 seconds to die from brain death due to a brain tumor.
	 * - It takes 1 minutes 40 seconds to take 10% (20 organ damage) brain damage.
	 * - 5u mannitol will heal 12.5% (25 organ damage) brain damage
	 */
/datum/quirk/item_quirk/brainproblems
	name = "Brain Tumor"
	desc = "You have a little friend in your brain that is slowly destroying it. Better bring some mannitol!"
	icon = "brain"
	value = -12
	gain_text = "<span class='danger'>You feel smooth.</span>"
	lose_text = "<span class='notice'>You feel wrinkled again.</span>"
	medical_record_text = "Patient has a tumor in their brain that is slowly driving them to brain death."
	hardcore_value = 12
	processing_quirk = TRUE

/datum/quirk/item_quirk/brainproblems/add_unique()
	give_item_to_holder(
		/obj/item/storage/pill_bottle/mannitol/braintumor,
		list(
			LOCATION_LPOCKET = ITEM_SLOT_LPOCKET,
			LOCATION_RPOCKET = ITEM_SLOT_RPOCKET,
			LOCATION_BACKPACK = ITEM_SLOT_BACKPACK,
			LOCATION_HANDS = ITEM_SLOT_HANDS,
		),
		flavour_text = "These will keep you alive until you can secure a supply of medication. Don't rely on them too much!",
	)

/datum/quirk/item_quirk/brainproblems/process(delta_time)
	if(quirk_holder.stat == DEAD)
		return

	if(HAS_TRAIT(quirk_holder, TRAIT_TUMOR_SUPPRESSED))
		return

	quirk_holder.adjustOrganLoss(ORGAN_SLOT_BRAIN, 0.2 * delta_time)

/datum/quirk/deafness
	name = "Deaf"
	desc = "You are incurably deaf."
	icon = "deaf"
	value = -8
	mob_trait = TRAIT_DEAF
	gain_text = "<span class='danger'>You can't hear anything.</span>"
	lose_text = "<span class='notice'>You're able to hear again!</span>"
	medical_record_text = "Patient's cochlear nerve is incurably damaged."
	hardcore_value = 12

/datum/quirk/depression
	name = "Depression"
	desc = "You sometimes just hate life."
	icon = "frown"
	mob_trait = TRAIT_DEPRESSION
	value = -3
	gain_text = "<span class='danger'>You start feeling depressed.</span>"
	lose_text = "<span class='notice'>You no longer feel depressed.</span>" //if only it were that easy!
	medical_record_text = "Patient has a mild mood disorder causing them to experience acute episodes of depression."
	mood_quirk = TRUE
	hardcore_value = 2

/datum/quirk/item_quirk/family_heirloom
	name = "Family Heirloom"
	desc = "You are the current owner of an heirloom, passed down for generations. You have to keep it safe!"
	icon = "toolbox"
	value = -2
	mood_quirk = TRUE
	medical_record_text = "Patient demonstrates an unnatural attachment to a family heirloom."
	hardcore_value = 1
	processing_quirk = TRUE
	/// A weak reference to our heirloom.
	var/datum/weakref/heirloom

/datum/quirk/item_quirk/family_heirloom/add_unique()
	var/mob/living/carbon/human/human_holder = quirk_holder
	var/obj/item/heirloom_type

	// The quirk holder's species - we have a 50% chance, if we have a species with a set heirloom, to choose a species heirloom.
	var/datum/species/holder_species = human_holder.dna?.species
	if(holder_species && LAZYLEN(holder_species.family_heirlooms) && prob(50))
		heirloom_type = pick(holder_species.family_heirlooms)
	else
		// Our quirk holder's job
		var/datum/job/holder_job = human_holder.mind?.assigned_role
		if(holder_job && LAZYLEN(holder_job.family_heirlooms))
			heirloom_type = pick(holder_job.family_heirlooms)

	// If we didn't find an heirloom somehow, throw them a generic one
	if(!heirloom_type)
		heirloom_type = pick(/obj/item/toy/cards/deck, /obj/item/lighter, /obj/item/dice/d20)

	var/obj/new_heirloom = new heirloom_type(get_turf(human_holder))
	heirloom = WEAKREF(new_heirloom)

	give_item_to_holder(
		new_heirloom,
		list(
			LOCATION_LPOCKET = ITEM_SLOT_LPOCKET,
			LOCATION_RPOCKET = ITEM_SLOT_RPOCKET,
			LOCATION_BACKPACK = ITEM_SLOT_BACKPACK,
			LOCATION_HANDS = ITEM_SLOT_HANDS,
		),
		flavour_text = "This is a precious family heirloom, passed down from generation to generation. Keep it safe!",
	)

/datum/quirk/item_quirk/family_heirloom/post_add()
	var/list/names = splittext(quirk_holder.real_name, " ")
	var/family_name = names[names.len]

	var/obj/family_heirloom = heirloom?.resolve()
	if(!family_heirloom)
		to_chat(quirk_holder, "<span class='boldnotice'>A wave of existential dread runs over you as you realise your precious family heirloom is missing. Perhaps the Gods will show mercy on your cursed soul?</span>")
		return

	family_heirloom.AddComponent(/datum/component/heirloom, quirk_holder.mind, family_name)

	return ..()

/datum/quirk/item_quirk/family_heirloom/process()
	if(quirk_holder.stat == DEAD)
		return

	var/obj/family_heirloom = heirloom?.resolve()

	if(family_heirloom && (family_heirloom in quirk_holder.GetAllContents()))
		SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "family_heirloom_missing")
		SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "family_heirloom", /datum/mood_event/family_heirloom)
	else
		SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "family_heirloom")
		SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "family_heirloom_missing", /datum/mood_event/family_heirloom_missing)

/datum/quirk/item_quirk/family_heirloom/remove()
	SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "family_heirloom_missing")
	SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "family_heirloom")

/datum/quirk/frail
	name = "Frail"
	desc = "You have skin of paper and bones of glass! You suffer wounds much more easily than most."
	icon = "skull"
	value = -6
	mob_trait = TRAIT_EASILY_WOUNDED
	gain_text = "<span class='danger'>You feel frail.</span>"
	lose_text = "<span class='notice'>You feel sturdy again.</span>"
	medical_record_text = "Patient is absurdly easy to injure. Please take all due dilligence to avoid possible malpractice suits."
	hardcore_value = 4

/datum/quirk/heavy_sleeper
	name = "Heavy Sleeper"
	desc = "You sleep like a rock! Whenever you're put to sleep or knocked unconscious, you take a little bit longer to wake up."
	icon = "bed"
	value = -2
	mob_trait = TRAIT_HEAVY_SLEEPER
	gain_text = "<span class='danger'>You feel sleepy.</span>"
	lose_text = "<span class='notice'>You feel awake again.</span>"
	medical_record_text = "Patient has abnormal sleep study results and is difficult to wake up."
	hardcore_value = 2

/datum/quirk/hypersensitive
	name = "Hypersensitive"
	desc = "For better or worse, everything seems to affect your mood more than it should."
	icon = "flushed"
	value = -2
	gain_text = "<span class='danger'>You seem to make a big deal out of everything.</span>"
	lose_text = "<span class='notice'>You don't seem to make a big deal out of everything anymore.</span>"
	medical_record_text = "Patient demonstrates a high level of emotional volatility."
	hardcore_value = 3

/datum/quirk/hypersensitive/add()
	var/datum/component/mood/mood = quirk_holder.GetComponent(/datum/component/mood)
	if(mood)
		mood.mood_modifier += 0.5

/datum/quirk/hypersensitive/remove()
	var/datum/component/mood/mood = quirk_holder.GetComponent(/datum/component/mood)
	if(mood)
		mood.mood_modifier -= 0.5

/datum/quirk/light_drinker
	name = "Light Drinker"
	desc = "You just can't handle your drinks and get drunk very quickly."
	icon = "cocktail"
	value = -2
	mob_trait = TRAIT_LIGHT_DRINKER
	gain_text = "<span class='notice'>Just the thought of drinking alcohol makes your head spin.</span>"
	lose_text = "<span class='danger'>You're no longer severely affected by alcohol.</span>"
	medical_record_text = "Patient demonstrates a low tolerance for alcohol. (Wimp)"
	hardcore_value = 3

/datum/quirk/item_quirk/nearsighted
	name = "Nearsighted"
	desc = "You are nearsighted without prescription glasses, but spawn with a pair."
	icon = "glasses"
	value = -4
	gain_text = "<span class='danger'>Things far away from you start looking blurry.</span>"
	lose_text = "<span class='notice'>You start seeing faraway things normally again.</span>"
	medical_record_text = "Patient requires prescription glasses in order to counteract nearsightedness."
	hardcore_value = 5

/datum/quirk/item_quirk/nearsighted/add_unique()
	give_item_to_holder(/obj/item/clothing/glasses/regular, list(LOCATION_EYES = ITEM_SLOT_EYES, LOCATION_BACKPACK = ITEM_SLOT_BACKPACK, LOCATION_HANDS = ITEM_SLOT_HANDS))

/datum/quirk/item_quirk/nearsighted/add()
	quirk_holder.become_nearsighted(QUIRK_TRAIT)

/datum/quirk/item_quirk/nearsighted/remove()
	quirk_holder.cure_nearsighted(QUIRK_TRAIT)

/datum/quirk/nyctophobia
	name = "Nyctophobia"
	desc = "As far as you can remember, you've always been afraid of the dark. While in the dark without a light source, you instinctually act careful, and constantly feel a sense of dread."
	icon = "lightbulb"
	value = -3
	medical_record_text = "Patient demonstrates a fear of the dark. (Seriously?)"
	hardcore_value = 5

/datum/quirk/nyctophobia/add()
	RegisterSignal(quirk_holder, COMSIG_MOVABLE_MOVED, .proc/on_holder_moved)

/datum/quirk/nyctophobia/remove()
	UnregisterSignal(quirk_holder, COMSIG_MOVABLE_MOVED)
	SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "nyctophobia")

/// Called when the quirk holder moves. Updates the quirk holder's mood.
/datum/quirk/nyctophobia/proc/on_holder_moved(mob/living/source, atom/old_loc, dir, forced)
	SIGNAL_HANDLER

	if(quirk_holder.stat == DEAD)
		return

	var/mob/living/carbon/human/human_holder = quirk_holder

	if(human_holder.dna?.species.id in list(SPECIES_SHADOW, SPECIES_NIGHTMARE))
		return

	var/turf/holder_turf = get_turf(quirk_holder)

	var/lums = holder_turf.get_lumcount()

	if(lums > 0.2)
		SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "nyctophobia")
		return

	if(quirk_holder.m_intent == MOVE_INTENT_RUN)
		to_chat(quirk_holder, span_warning("Easy, easy, take it slow... you're in the dark..."))
		quirk_holder.toggle_move_intent()
	SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "nyctophobia", /datum/mood_event/nyctophobia)

/datum/quirk/nonviolent
	name = "Pacifist"
	desc = "The thought of violence makes you sick. So much so, in fact, that you can't hurt anyone."
	icon = "peace"
	value = -8
	mob_trait = TRAIT_PACIFISM
	gain_text = "<span class='danger'>You feel repulsed by the thought of violence!</span>"
	lose_text = "<span class='notice'>You think you can defend yourself again.</span>"
	medical_record_text = "Patient is unusually pacifistic and cannot bring themselves to cause physical harm."
	hardcore_value = 6

/datum/quirk/paraplegic
	name = "Paraplegic"
	desc = "Your legs do not function. Nothing will ever fix this. But hey, free wheelchair!"
	icon = "wheelchair"
	value = -12
	human_only = TRUE
	gain_text = null // Handled by trauma.
	lose_text = null
	medical_record_text = "Patient has an untreatable impairment in motor function in the lower extremities."
	hardcore_value = 15

/datum/quirk/paraplegic/add_unique()
	if(quirk_holder.buckled) // Handle late joins being buckled to arrival shuttle chairs.
		quirk_holder.buckled.unbuckle_mob(quirk_holder)

	var/turf/holder_turf = get_turf(quirk_holder)
	var/obj/structure/chair/spawn_chair = locate() in holder_turf

	var/obj/vehicle/ridden/wheelchair/wheels
	if(quirk_holder.client?.get_award_status(HARDCORE_RANDOM_SCORE) >= 5000) //More than 5k score? you unlock the gamer wheelchair.
		wheels = new /obj/vehicle/ridden/wheelchair/gold(holder_turf)
	else
		wheels = new(holder_turf)
	if(spawn_chair) // Makes spawning on the arrivals shuttle more consistent looking
		wheels.setDir(spawn_chair.dir)

	wheels.buckle_mob(quirk_holder)

	// During the spawning process, they may have dropped what they were holding, due to the paralysis
	// So put the things back in their hands.
	for(var/obj/item/dropped_item in holder_turf)
		if(dropped_item.fingerprintslast == quirk_holder.ckey)
			quirk_holder.put_in_hands(dropped_item)

/datum/quirk/paraplegic/add()
	var/mob/living/carbon/human/human_holder = quirk_holder
	human_holder.gain_trauma(/datum/brain_trauma/severe/paralysis/paraplegic, TRAUMA_RESILIENCE_ABSOLUTE)

/datum/quirk/paraplegic/remove()
	var/mob/living/carbon/human/human_holder = quirk_holder
	human_holder.cure_trauma_type(/datum/brain_trauma/severe/paralysis/paraplegic, TRAUMA_RESILIENCE_ABSOLUTE)

/datum/quirk/poor_aim
	name = "Stormtrooper Aim"
	desc = "You've never hit anything you were aiming for in your life."
	icon = "bullseye"
	value = -4
	mob_trait = TRAIT_POOR_AIM
	medical_record_text = "Patient possesses a strong tremor in both hands."
	hardcore_value = 3

/datum/quirk/prosopagnosia
	name = "Prosopagnosia"
	desc = "You have a mental disorder that prevents you from being able to recognize faces at all."
	icon = "user-secret"
	value = -4
	mob_trait = TRAIT_PROSOPAGNOSIA
	medical_record_text = "Patient suffers from prosopagnosia and cannot recognize faces."
	hardcore_value = 5

/datum/quirk/prosthetic_limb
	name = "Prosthetic Limb"
	desc = "An accident caused you to lose one of your limbs. Because of this, you now have a random prosthetic!"
	icon = "tg-prosthetic-leg"
	value = -4
	var/slot_string = "limb"
	medical_record_text = "During physical examination, patient was found to have a prosthetic limb."
	hardcore_value = 3

/datum/quirk/prosthetic_limb/add_unique()
	var/limb_slot = pick(BODY_ZONE_L_ARM, BODY_ZONE_R_ARM, BODY_ZONE_L_LEG, BODY_ZONE_R_LEG)
	var/mob/living/carbon/human/human_holder = quirk_holder
	var/obj/item/bodypart/old_part = human_holder.get_bodypart(limb_slot)
	var/obj/item/bodypart/prosthetic
	switch(limb_slot)
		if(BODY_ZONE_L_ARM)
			prosthetic = new/obj/item/bodypart/l_arm/robot/surplus(quirk_holder)
			slot_string = "left arm"
		if(BODY_ZONE_R_ARM)
			prosthetic = new/obj/item/bodypart/r_arm/robot/surplus(quirk_holder)
			slot_string = "right arm"
		if(BODY_ZONE_L_LEG)
			prosthetic = new/obj/item/bodypart/l_leg/robot/surplus(quirk_holder)
			slot_string = "left leg"
		if(BODY_ZONE_R_LEG)
			prosthetic = new/obj/item/bodypart/r_leg/robot/surplus(quirk_holder)
			slot_string = "right leg"
	prosthetic.replace_limb(human_holder)
	qdel(old_part)
	human_holder.regenerate_icons()

/datum/quirk/prosthetic_limb/post_add()
	to_chat(quirk_holder, "<span class='boldannounce'>Your [slot_string] has been replaced with a surplus prosthetic. It is fragile and will easily come apart under duress. Additionally, \
	you need to use a welding tool and cables to repair it, instead of bruise packs and ointment.</span>")

/datum/quirk/pushover
	name = "Pushover"
	desc = "Your first instinct is always to let people push you around. Resisting out of grabs will take conscious effort."
	icon = "handshake"
	value = -8
	mob_trait = TRAIT_GRABWEAKNESS
	gain_text = "<span class='danger'>You feel like a pushover.</span>"
	lose_text = "<span class='notice'>You feel like standing up for yourself.</span>"
	medical_record_text = "Patient presents a notably unassertive personality and is easy to manipulate."
	hardcore_value = 4

/datum/quirk/insanity
	name = "Reality Dissociation Syndrome"
	desc = "You suffer from a severe disorder that causes very vivid hallucinations. Mindbreaker toxin can suppress its effects, and you are immune to mindbreaker's hallucinogenic properties. THIS IS NOT A LICENSE TO GRIEF."
	icon = "grin-tongue-wink"
	value = -8
	mob_trait = TRAIT_INSANITY
	gain_text = "<span class='userdanger'>...</span>"
	lose_text = "<span class='notice'>You feel in tune with the world again.</span>"
	medical_record_text = "Patient suffers from acute Reality Dissociation Syndrome and experiences vivid hallucinations."
	hardcore_value = 6
	processing_quirk = TRUE

/datum/quirk/insanity/process(delta_time)
	if(quirk_holder.stat == DEAD)
		return

	if(DT_PROB(2, delta_time))
		quirk_holder.hallucination += rand(10, 25)

/datum/quirk/insanity/post_add() //I don't /think/ we'll need this but for newbies who think "roleplay as insane" = "license to kill" it's probably a good thing to have
	if(!quirk_holder.mind || quirk_holder.mind.special_role)
		return
	to_chat(quirk_holder, "<span class='big bold info'>Please note that your dissociation syndrome does NOT give you the right to attack people or otherwise cause any interference to \
	the round. You are not an antagonist, and the rules will treat you the same as other crewmembers.</span>")

/datum/quirk/social_anxiety
	name = "Social Anxiety"
	desc = "Talking to people is very difficult for you, and you often stutter or even lock up."
	icon = "comment-slash"
	value = -3
	gain_text = "<span class='danger'>You start worrying about what you're saying.</span>"
	lose_text = "<span class='notice'>You feel easier about talking again.</span>" //if only it were that easy!
	medical_record_text = "Patient is usually anxious in social encounters and prefers to avoid them."
	hardcore_value = 4
	mob_trait = TRAIT_ANXIOUS
	var/dumb_thing = TRUE

/datum/quirk/social_anxiety/add()
	RegisterSignal(quirk_holder, COMSIG_MOB_EYECONTACT, .proc/eye_contact)
	RegisterSignal(quirk_holder, COMSIG_MOB_EXAMINATE, .proc/looks_at_floor)
	RegisterSignal(quirk_holder, COMSIG_MOB_SAY, .proc/handle_speech)

/datum/quirk/social_anxiety/remove()
	UnregisterSignal(quirk_holder, list(COMSIG_MOB_EYECONTACT, COMSIG_MOB_EXAMINATE, COMSIG_MOB_SAY))

/datum/quirk/social_anxiety/proc/handle_speech(datum/source, list/speech_args)
	SIGNAL_HANDLER

	if(HAS_TRAIT(quirk_holder, TRAIT_FEARLESS))
		return

	var/datum/component/mood/mood = quirk_holder.GetComponent(/datum/component/mood)
	var/moodmod
	if(mood)
		moodmod = (1+0.02*(50-(max(50, mood.mood_level*(7-mood.sanity_level))))) //low sanity levels are better, they max at 6
	else
		moodmod = (1+0.02*(50-(max(50, 0.1*quirk_holder.nutrition))))
	var/nearby_people = 0
	for(var/mob/living/carbon/human/H in oview(3, quirk_holder))
		if(H.client)
			nearby_people++
	var/message = speech_args[SPEECH_MESSAGE]
	if(message)
		var/list/message_split = splittext(message, " ")
		var/list/new_message = list()
		var/mob/living/carbon/human/quirker = quirk_holder
		for(var/word in message_split)
			if(prob(max(5,(nearby_people*12.5*moodmod))) && word != message_split[1]) //Minimum 1/20 chance of filler
				new_message += pick("uh,","erm,","um,")
				if(prob(min(5,(0.05*(nearby_people*12.5)*moodmod)))) //Max 1 in 20 chance of cutoff after a succesful filler roll, for 50% odds in a 15 word sentence
					quirker.silent = max(3, quirker.silent)
					to_chat(quirker, span_danger("You feel self-conscious and stop talking. You need a moment to recover!"))
					break
			if(prob(max(5,(nearby_people*12.5*moodmod)))) //Minimum 1/20 chance of stutter
				word = html_decode(word)
				var/leng = length(word)
				var/stuttered = ""
				var/newletter = ""
				var/rawchar = ""
				var/static/regex/nostutter = regex(@@[aeiouAEIOU ""''()[\]{}.!?,:;_`~-]@)
				for(var/i = 1, i <= leng, i += length(rawchar))
					rawchar = newletter = word[i]
					if(prob(80) && !nostutter.Find(rawchar))
						if(prob(10))
							newletter = "[newletter]-[newletter]-[newletter]-[newletter]"
						else if(prob(20))
							newletter = "[newletter]-[newletter]-[newletter]"
						else
							newletter = "[newletter]-[newletter]"
					stuttered += newletter
				sanitize(stuttered)
				new_message += stuttered
			else
				new_message += word
		message = jointext(new_message, " ")
	var/mob/living/carbon/human/quirker = quirk_holder
	if(prob(min(50,(0.50*(nearby_people*12.5)*moodmod)))) //Max 50% chance of not talking
		if(dumb_thing)
			to_chat(quirker, span_userdanger("You think of a dumb thing you said a long time ago and scream internally."))
			dumb_thing = FALSE //only once per life
			if(prob(1))
				new/obj/item/food/spaghetti/pastatomato(get_turf(quirker)) //now that's what I call spaghetti code
		else
			to_chat(quirk_holder, span_warning("You think that wouldn't add much to the conversation and decide not to say it."))
			if(prob(min(25,(0.25*(nearby_people*12.75)*moodmod)))) //Max 25% chance of silence stacks after succesful not talking roll
				to_chat(quirker, span_danger("You retreat into yourself. You <i>really</i> don't feel up to talking."))
				quirker.silent = max(5, quirker.silent)
		speech_args[SPEECH_MESSAGE] = pick("Uh.","Erm.","Um.")
	else
		speech_args[SPEECH_MESSAGE] = message

// small chance to make eye contact with inanimate objects/mindless mobs because of nerves
/datum/quirk/social_anxiety/proc/looks_at_floor(datum/source, atom/A)
	SIGNAL_HANDLER

	var/mob/living/mind_check = A
	if(prob(85) || (istype(mind_check) && mind_check.mind))
		return

	addtimer(CALLBACK(GLOBAL_PROC, .proc/to_chat, quirk_holder, span_smallnotice("You make eye contact with [A].")), 3)

/datum/quirk/social_anxiety/proc/eye_contact(datum/source, mob/living/other_mob, triggering_examiner)
	SIGNAL_HANDLER

	if(prob(75))
		return
	var/msg
	if(triggering_examiner)
		msg = "You make eye contact with [other_mob], "
	else
		msg = "[other_mob] makes eye contact with you, "

	switch(rand(1,3))
		if(1)
			quirk_holder.Jitter(10)
			msg += "causing you to start fidgeting!"
		if(2)
			quirk_holder.stuttering = max(3, quirk_holder.stuttering)
			msg += "causing you to start stuttering!"
		if(3)
			quirk_holder.Stun(2 SECONDS)
			msg += "causing you to freeze up!"

	SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "anxiety_eyecontact", /datum/mood_event/anxiety_eyecontact)
	addtimer(CALLBACK(GLOBAL_PROC, .proc/to_chat, quirk_holder, span_userdanger("[msg]")), 3) // so the examine signal has time to fire and this will print after
	return COMSIG_BLOCK_EYECONTACT

/datum/mood_event/anxiety_eyecontact
	description = "<span class='warning'>Sometimes eye contact makes me so nervous...</span>\n"
	mood_change = -5
	timeout = 3 MINUTES

/datum/quirk/item_quirk/junkie
	name = "Junkie"
	desc = "You can't get enough of hard drugs."
	icon = "pills"
	value = -6
	gain_text = "<span class='danger'>You suddenly feel the craving for drugs.</span>"
	medical_record_text = "Patient has a history of hard drugs."
	hardcore_value = 4
	processing_quirk = TRUE
	var/drug_list = list(/datum/reagent/drug/blastoff, /datum/reagent/drug/krokodil, /datum/reagent/medicine/morphine, /datum/reagent/drug/happiness, /datum/reagent/drug/methamphetamine) //List of possible IDs
	var/datum/reagent/reagent_type //!If this is defined, reagent_id will be unused and the defined reagent type will be instead.
	var/datum/reagent/reagent_instance //! actual instanced version of the reagent
	var/where_drug //! Where the drug spawned
	var/obj/item/drug_container_type //! If this is defined before pill generation, pill generation will be skipped. This is the type of the pill bottle.
	var/where_accessory //! where the accessory spawned
	var/obj/item/accessory_type //! If this is null, an accessory won't be spawned.
	var/process_interval = 30 SECONDS //! how frequently the quirk processes
	var/next_process = 0 //! ticker for processing
	var/drug_flavour_text = "Better hope you don't run out..."

/datum/quirk/item_quirk/junkie/add_unique()
	var/mob/living/carbon/human/human_holder = quirk_holder

	if(!reagent_type)
		reagent_type = pick(drug_list)

	reagent_instance = new reagent_type()

	for(var/addiction in reagent_instance.addiction_types)
		human_holder.mind.add_addiction_points(addiction, 1000)

	var/current_turf = get_turf(quirk_holder)

	if(!drug_container_type)
		drug_container_type = /obj/item/storage/pill_bottle

	var/obj/item/drug_instance = new drug_container_type(current_turf)
	if(istype(drug_instance, /obj/item/storage/pill_bottle))
		var/pill_state = "pill[rand(1,20)]"
		for(var/i in 1 to 7)
			var/obj/item/reagent_containers/pill/pill = new(drug_instance)
			pill.icon_state = pill_state
			pill.reagents.add_reagent(reagent_type, 3)

	give_item_to_holder(
		drug_instance,
		list(
			LOCATION_LPOCKET = ITEM_SLOT_LPOCKET,
			LOCATION_RPOCKET = ITEM_SLOT_RPOCKET,
			LOCATION_BACKPACK = ITEM_SLOT_BACKPACK,
			LOCATION_HANDS = ITEM_SLOT_HANDS,
		),
		flavour_text = drug_flavour_text,
	)

	if(accessory_type)
		give_item_to_holder(
		accessory_type,
		list(
			LOCATION_LPOCKET = ITEM_SLOT_LPOCKET,
			LOCATION_RPOCKET = ITEM_SLOT_RPOCKET,
			LOCATION_BACKPACK = ITEM_SLOT_BACKPACK,
			LOCATION_HANDS = ITEM_SLOT_HANDS,
		)
	)

/datum/quirk/item_quirk/junkie/remove()
	if(quirk_holder && reagent_instance)
		for(var/addiction_type in subtypesof(/datum/addiction))
			quirk_holder.mind.remove_addiction_points(addiction_type, MAX_ADDICTION_POINTS)

/datum/quirk/item_quirk/junkie/process(delta_time)
	if(HAS_TRAIT(quirk_holder, TRAIT_NOMETABOLISM))
		return
	var/mob/living/carbon/human/human_holder = quirk_holder
	if(world.time > next_process)
		next_process = world.time + process_interval
		var/deleted = QDELETED(reagent_instance)
		var/missing_addiction = FALSE
		for(var/addiction_type in reagent_instance.addiction_types)
			if(!LAZYACCESS(human_holder.mind.active_addictions, addiction_type))
				missing_addiction = TRUE
		if(deleted || missing_addiction)
			if(deleted)
				reagent_instance = new reagent_type()
			to_chat(quirk_holder, span_danger("You thought you kicked it, but you feel like you're falling back onto bad habits.."))
			for(var/addiction in reagent_instance.addiction_types)
				human_holder.mind.add_addiction_points(addiction, 1000) ///Max that shit out

/datum/quirk/item_quirk/junkie/smoker
	name = "Smoker"
	desc = "Sometimes you just really want a smoke. Probably not great for your lungs."
	icon = "smoking"
	value = -4
	gain_text = "<span class='danger'>You could really go for a smoke right about now.</span>"
	medical_record_text = "Patient is a current smoker."
	reagent_type = /datum/reagent/drug/nicotine
	accessory_type = /obj/item/lighter/greyscale
	hardcore_value = 1
	drug_flavour_text = "Make sure you get your favorite brand when you run out."

/datum/quirk/item_quirk/junkie/smoker/New()
	drug_container_type = pick(/obj/item/storage/fancy/cigarettes,
		/obj/item/storage/fancy/cigarettes/cigpack_midori,
		/obj/item/storage/fancy/cigarettes/cigpack_uplift,
		/obj/item/storage/fancy/cigarettes/cigpack_robust,
		/obj/item/storage/fancy/cigarettes/cigpack_robustgold,
		/obj/item/storage/fancy/cigarettes/cigpack_carp)

	return ..()

/datum/quirk/item_quirk/junkie/smoker/post_add()
	. = ..()
	var/brand = initial(drug_container_type.name)
	quirk_holder.mind.add_memory(MEMORY_QUIRK_DRUG, list(DETAIL_FAV_BRAND = brand), memory_flags = MEMORY_FLAG_NOLOCATION | MEMORY_FLAG_NOPERSISTENCE, story_value = STORY_VALUE_SHIT)

/datum/quirk/item_quirk/junkie/smoker/process(delta_time)
	. = ..()
	var/mob/living/carbon/human/human_holder = quirk_holder
	var/obj/item/mask_item = human_holder.get_item_by_slot(ITEM_SLOT_MASK)
	if (istype(mask_item, /obj/item/clothing/mask/cigarette))
		var/obj/item/storage/fancy/cigarettes/cigarettes = drug_container_type
		if(istype(mask_item, initial(cigarettes.spawn_type)))
			SEND_SIGNAL(quirk_holder, COMSIG_CLEAR_MOOD_EVENT, "wrong_cigs")
			return
		SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "wrong_cigs", /datum/mood_event/wrong_brand)

/datum/quirk/unstable
	name = "Unstable"
	desc = "Due to past troubles, you are unable to recover your sanity if you lose it. Be very careful managing your mood!"
	icon = "angry"
	value = -10
	mob_trait = TRAIT_UNSTABLE
	gain_text = "<span class='danger'>There's a lot on your mind right now.</span>"
	lose_text = "<span class='notice'>Your mind finally feels calm.</span>"
	medical_record_text = "Patient's mind is in a vulnerable state, and cannot recover from traumatic events."
	hardcore_value = 9

/datum/quirk/item_quirk/allergic
	name = "Extreme Medicine Allergy"
	desc = "Ever since you were a kid, you've been allergic to certain chemicals..."
	icon = "prescription-bottle"
	value = -6
	gain_text = "<span class='danger'>You feel your immune system shift.</span>"
	lose_text = "<span class='notice'>You feel your immune system phase back into perfect shape.</span>"
	medical_record_text = "Patient's immune system responds violently to certain chemicals."
	hardcore_value = 3
	processing_quirk = TRUE
	var/list/allergies = list()
	var/list/blacklist = list(/datum/reagent/medicine/c2,/datum/reagent/medicine/epinephrine,/datum/reagent/medicine/adminordrazine,/datum/reagent/medicine/omnizine/godblood,/datum/reagent/medicine/cordiolis_hepatico,/datum/reagent/medicine/synaphydramine,/datum/reagent/medicine/diphenhydramine)
	var/allergy_string

/datum/quirk/item_quirk/allergic/add_unique()
	var/list/chem_list = subtypesof(/datum/reagent/medicine) - blacklist
	var/list/allergy_chem_names = list()
	for(var/i in 0 to 5)
		var/datum/reagent/medicine/chem_type = pick_n_take(chem_list)
		allergies += chem_type
		allergy_chem_names += initial(chem_type.name)

	allergy_string = allergy_chem_names.Join(", ")
	name = "Extreme [allergy_string] Allergies"
	medical_record_text = "Patient's immune system responds violently to [allergy_string]"

	var/mob/living/carbon/human/human_holder = quirk_holder
	var/obj/item/clothing/accessory/allergy_dogtag/dogtag = new(get_turf(human_holder))
	dogtag.display = allergy_string

	give_item_to_holder(dogtag, list(LOCATION_BACKPACK = ITEM_SLOT_BACKPACK, LOCATION_HANDS = ITEM_SLOT_HANDS), flavour_text = "Make sure medical staff can see this...")

/datum/quirk/item_quirk/allergic/post_add()
	quirk_holder.mind.add_memory(MEMORY_ALLERGY, list(DETAIL_ALLERGY_TYPE = allergy_string), memory_flags = MEMORY_FLAG_NOLOCATION | MEMORY_FLAG_NOPERSISTENCE, story_value = STORY_VALUE_SHIT)
	to_chat(quirk_holder, span_boldnotice("You are allergic to [allergy_string], make sure not to consume any of these!"))

/datum/quirk/item_quirk/allergic/process(delta_time)
	if(!iscarbon(quirk_holder))
		return

	if(IS_IN_STASIS(quirk_holder))
		return

	var/mob/living/carbon/carbon_quirk_holder = quirk_holder
	for(var/allergy in allergies)
		var/datum/reagent/instantiated_med = carbon_quirk_holder.reagents.has_reagent(allergy)
		if(!instantiated_med)
			continue
		//Just halts the progression, I'd suggest you run to medbay asap to get it fixed
		if(carbon_quirk_holder.reagents.has_reagent(/datum/reagent/medicine/epinephrine))
			instantiated_med.reagent_removal_skip_list |= ALLERGIC_REMOVAL_SKIP
			return //intentionally stops the entire proc so we avoid the organ damage after the loop
		instantiated_med.reagent_removal_skip_list -= ALLERGIC_REMOVAL_SKIP
		carbon_quirk_holder.adjustToxLoss(3 * delta_time)
		carbon_quirk_holder.reagents.add_reagent(/datum/reagent/toxin/histamine, 3 * delta_time)
		if(DT_PROB(10, delta_time))
			carbon_quirk_holder.vomit()
			carbon_quirk_holder.adjustOrganLoss(pick(ORGAN_SLOT_BRAIN,ORGAN_SLOT_APPENDIX,ORGAN_SLOT_LUNGS,ORGAN_SLOT_HEART,ORGAN_SLOT_LIVER,ORGAN_SLOT_STOMACH),10)

/datum/quirk/bad_touch
	name = "Bad Touch"
	desc = "You don't like hugs. You'd really prefer if people just left you alone."
	icon = "tg-bad-touch"
	mob_trait = TRAIT_BADTOUCH
	value = -1
	gain_text = "<span class='danger'>You just want people to leave you alone.</span>"
	lose_text = "<span class='notice'>You could use a big hug.</span>"
	medical_record_text = "Patient has disdain for being touched. Potentially has undiagnosed haphephobia."
	mood_quirk = TRUE
	hardcore_value = 1

/datum/quirk/bad_touch/add()
	RegisterSignal(quirk_holder, list(COMSIG_LIVING_GET_PULLED, COMSIG_CARBON_HUGGED, COMSIG_CARBON_HEADPAT), .proc/uncomfortable_touch)

/datum/quirk/bad_touch/remove()
	UnregisterSignal(quirk_holder, list(COMSIG_LIVING_GET_PULLED, COMSIG_CARBON_HUGGED, COMSIG_CARBON_HEADPAT))

/datum/quirk/bad_touch/proc/uncomfortable_touch()
	SIGNAL_HANDLER

	new /obj/effect/temp_visual/annoyed(quirk_holder.loc)
	var/datum/component/mood/mood = quirk_holder.GetComponent(/datum/component/mood)
	if(mood.sanity <= SANITY_NEUTRAL)
		SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "bad_touch", /datum/mood_event/very_bad_touch)
	else
		SEND_SIGNAL(quirk_holder, COMSIG_ADD_MOOD_EVENT, "bad_touch", /datum/mood_event/bad_touch)