Adds nymph-limbs: The Return (#12374)

aurorastation.dme

@@ -2494,6 +2494,7 @@
 #include "code\modules\organs\subtypes\diona.dm"
 #include "code\modules\organs\subtypes\industrial.dm"
 #include "code\modules\organs\subtypes\machine.dm"
+#include "code\modules\organs\subtypes\nymph_limbs.dm"
 #include "code\modules\organs\subtypes\parasite.dm"
 #include "code\modules\organs\subtypes\skrell.dm"
 #include "code\modules\organs\subtypes\standard.dm"

code/__defines/damage_organs.dm

@@ -47,6 +47,7 @@
 #define ORGAN_PLANT      (1<<10)
 #define ORGAN_ARTERY_CUT (1<<11)
 #define ORGAN_LIFELIKE   (1<<12)   // Robotic, made to appear organic.
+#define ORGAN_NYMPH   (1<<13)
 
 // the largest bitflag, in the WORLD
 #define ORGAN_DAMAGE_STATES ORGAN_CUT_AWAY|ORGAN_BLEEDING|ORGAN_BROKEN|ORGAN_DESTROYED|ORGAN_SPLINTED|ORGAN_DEAD|ORGAN_MUTATED|ORGAN_ARTERY_CUT

code/__defines/mobs.dm

@@ -442,4 +442,6 @@
 // Robot Overlay Defines
 #define ROBOT_PANEL_EXPOSED  "exposed"
 #define ROBOT_PANEL_CELL     "cell"
-#define ROBOT_PANEL_NO_CELL  "no cell"
+#define ROBOT_PANEL_NO_CELL  "no cell"
+
+#define BLOOD_REGEN_RATE 0.1

code/modules/client/preference_setup/general/03_body.dm

@@ -254,6 +254,11 @@ var/global/list/valid_bloodtypes = list("A+", "A-", "B+", "B-", "AB+", "AB-", "O
 			if(ind > 1)
 				out += ", "
 			out += "\tMechanical [organ_name]"
+		else if(status == "nymph")
+			++ind
+			if(ind > 1)
+				out += ", "
+			out += "\tDiona Nymph [organ_name]"
 		else if(status == "assisted")
 			++ind
 			if(ind > 1)
@@ -650,7 +655,7 @@ var/global/list/valid_bloodtypes = list("A+", "A-", "B+", "B-", "AB+", "AB-", "O
 				to_chat(user, "<span class='notice'>Cancelled.</span>")
 				return TOPIC_NOACTION
 
-		var/list/available_states = list("Normal","Amputated","Prosthesis")
+		var/list/available_states = mob_species.possible_external_organs_modifications
 		if(carries_organs)
 			available_states = list("Normal","Prosthesis")
 		var/new_state = input(user, "What state do you wish the limb to be in?") as null|anything in available_states
@@ -664,6 +669,7 @@ var/global/list/valid_bloodtypes = list("A+", "A-", "B+", "B-", "AB+", "AB-", "O
 				if(third_limb)
 					pref.organ_data -= third_limb
 					pref.rlimb_data -= third_limb
+
 			if("Amputated")
 				pref.organ_data[limb] = "amputated"
 				pref.rlimb_data[limb] = null
@@ -691,6 +697,14 @@ var/global/list/valid_bloodtypes = list("A+", "A-", "B+", "B-", "AB+", "AB-", "O
 					pref.organ_data[second_limb] = "cyborg"
 				if(third_limb && pref.organ_data[third_limb] == "amputated")
 					pref.organ_data[third_limb] = null
+
+			if("Diona Nymph")
+				pref.organ_data[limb] = "nymph"
+				pref.rlimb_data[limb] = null
+				if(second_limb)
+					pref.organ_data[second_limb] = "nymph"
+					pref.rlimb_data[second_limb] = null
+
 		return TOPIC_REFRESH_UPDATE_PREVIEW
 
 	else if(href_list["organs"])

code/modules/mob/living/carbon/alien/diona/diona_nymph.dm

@@ -47,6 +47,8 @@
 
 	var/datum/reagents/metabolism/ingested
 
+	var/can_attach = TRUE // Whether they can attach to a host
+
 /mob/living/carbon/alien/diona/get_ingested_reagents()
 	return ingested
 
@@ -229,6 +231,7 @@
 //This function makes sure the nymph has the correct split/merge verbs, depending on whether or not its part of a gestalt
 /mob/living/carbon/alien/diona/proc/update_verbs()
 	if(gestalt && !detached)
+		verbs |= /mob/living/carbon/alien/diona/proc/split
 		verbs -= /mob/living/proc/ventcrawl
 		verbs -= /mob/living/proc/hide
 		verbs -= /mob/living/carbon/alien/diona/proc/grow
@@ -236,7 +239,8 @@
 		verbs -= /mob/living/carbon/proc/absorb_nymph
 		verbs -= /mob/living/carbon/proc/sample
 		verbs -= /mob/living/carbon/alien/diona/proc/remove_hat
-		verbs |= /mob/living/carbon/alien/diona/proc/split
+		verbs -= /mob/living/carbon/alien/diona/proc/attach_nymph_limb
+		verbs -= /mob/living/carbon/alien/diona/proc/detach_nymph_limb
 	else
 		verbs |= /mob/living/carbon/alien/diona/proc/merge
 		verbs |= /mob/living/carbon/proc/absorb_nymph
@@ -245,6 +249,8 @@
 		verbs |= /mob/living/proc/hide
 		verbs |= /mob/living/carbon/proc/sample
 		verbs |= /mob/living/carbon/alien/diona/proc/remove_hat
+		verbs |= /mob/living/carbon/alien/diona/proc/attach_nymph_limb
+		verbs |= /mob/living/carbon/alien/diona/proc/detach_nymph_limb
 		verbs -= /mob/living/carbon/alien/diona/proc/split // we want to remove this one
 
 	verbs -= /mob/living/carbon/alien/verb/evolve //We don't want the old alien evolve verb

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

@@ -498,4 +498,7 @@
 	. = contents - internal_organs
 
 /mob/living/carbon/proc/is_drowsy()
-	return (drowsiness >= 5)
+	return (drowsiness >= 5)
+
+/mob/living/carbon/proc/should_have_limb(var/organ_check)
+	return FALSE

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

@@ -1922,6 +1922,9 @@
 /mob/living/carbon/human/should_have_organ(var/organ_check)
 	return (species?.has_organ[organ_check])
 
+/mob/living/carbon/human/should_have_limb(var/limb_check)
+	return (species?.has_limbs[limb_check])
+
 /mob/living/proc/resuscitate()
 	return FALSE
 

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

@@ -90,6 +90,7 @@
 			if(O)
 				O.status = 0
 				switch(status)
+
 					if ("amputated")
 						organs_by_name[O.limb_name] = null
 						organs -= O
@@ -97,6 +98,14 @@
 							for(var/obj/item/organ/external/child in O.children)
 								organs_by_name[child.limb_name] = null
 								organs -= child
+
+					if ("nymph")
+						if (organ_data[name])
+							O.AddComponent(/datum/component/nymph_limb)
+							var/datum/component/nymph_limb/D = O.GetComponent(/datum/component/nymph_limb)
+							if(D)
+								D.nymphize(src, O.limb_name, TRUE)
+
 					if ("cyborg")
 						if (rlimb_data[name])
 							O.force_skintone = FALSE

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

@@ -277,6 +277,7 @@
 	var/bodyfall_sound = /decl/sound_category/bodyfall_sound //default, can be used for species specific falling sounds
 
 	var/list/alterable_internal_organs = list(BP_HEART, BP_EYES, BP_LUNGS, BP_LIVER, BP_KIDNEYS, BP_STOMACH, BP_APPENDIX) //what internal organs can be changed in character setup
+	var/list/possible_external_organs_modifications = list("Normal","Amputated","Prosthesis")
 
 /datum/species/proc/get_eyes(var/mob/living/carbon/human/H)
 	return

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

@@ -36,6 +36,8 @@
 	appearance_flags = HAS_HAIR_COLOR | HAS_LIPS | HAS_UNDERWEAR | HAS_SKIN_COLOR | HAS_SOCKS
 	flags = NO_SLIP
 
+	possible_external_organs_modifications = list("Normal","Amputated","Prosthesis", "Diona Nymph")
+
 	has_limbs = list(
 		BP_CHEST =  list("path" = /obj/item/organ/external/chest),
 		BP_GROIN =  list("path" = /obj/item/organ/external/groin),

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

@@ -118,6 +118,8 @@
 	default_accent = ACCENT_HEGEMON_PEASANT
 	allowed_accents = list(ACCENT_HEGEMON_NOBLE, ACCENT_HEGEMON_PEASANT, ACCENT_TRAD_NOBLE, ACCENT_TRAD_PEASANT, ACCENT_WASTELAND, ACCENT_DOMINIA_HIGH, ACCENT_DOMINIA_VULGAR)
 
+	possible_external_organs_modifications = list("Normal","Amputated","Prosthesis", "Diona Nymph")
+
 /datum/species/unathi/after_equip(var/mob/living/carbon/human/H)
 	. = ..()
 	if(H.shoes)

code/modules/organs/internal/heart.dm

@@ -121,7 +121,7 @@
 		//Blood regeneration if there is some space
 		if(blood_volume < species.blood_volume && blood_volume)
 			if(REAGENT_DATA(owner.vessel, /decl/reagent/blood)) // Make sure there's blood at all
-				owner.vessel.add_reagent(/decl/reagent/blood, 0.1 + LAZYACCESS(owner.chem_effects, CE_BLOODRESTORE), temperature = species?.body_temperature)
+				owner.vessel.add_reagent(/decl/reagent/blood, BLOOD_REGEN_RATE + LAZYACCESS(owner.chem_effects, CE_BLOODRESTORE), temperature = species?.body_temperature)
 				if(blood_volume <= BLOOD_VOLUME_SAFE) //We lose nutrition and hydration very slowly if our blood is too low
 					owner.adjustNutritionLoss(2)
 					owner.adjustHydrationLoss(1)

code/modules/organs/organ_external.dm

@@ -102,6 +102,8 @@
 	var/obj/item/organ/infect_target_internal //make internal organs become infected one at a time instead of all at once
 	var/obj/item/organ/infect_target_external //make child and parent organs become infected one at a time instead of all at once
 
+	var/mob/living/carbon/alien/diona/nymph //used by dionae limbs
+
 /obj/item/organ/external/proc/invalidate_marking_cache()
 	cached_markings = null
 
@@ -597,6 +599,10 @@ This function completely restores a damaged organ to perfect condition.
 		if(!(status & ORGAN_BROKEN))
 			perma_injury = 0
 
+		if(status & ORGAN_NYMPH)
+			var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+			N.handle_nymph(src)
+
 		if(surge_damage && (status & ORGAN_ASSISTED))
 			tick_surge_damage() //Yes, this being here is intentional since this proc does not call ..() unless the owner is null.
 
@@ -655,7 +661,7 @@ Note that amputating the affected organ does in fact remove the infection from t
 		return
 
 	if(germ_level <= 0) //Catch any weirdness that might happen with negative values
-		germ_level = 0 
+		germ_level = 0
 
 	if(owner.bodytemperature >= 170)	//cryo stops germs from moving and doing their bad stuffs
 		//** Syncing germ levels with external wounds
@@ -703,7 +709,7 @@ Note that amputating the affected organ does in fact remove the infection from t
 		antibiotics = owner.chem_effects[CE_ANTIBIOTIC]
 
 	if(germ_level < INFECTION_LEVEL_TWO)
-		//null out the infect targets since at this point we're not in danger of spreading our infection. 
+		//null out the infect targets since at this point we're not in danger of spreading our infection.
 		infect_target_internal = null
 		infect_target_external = null
 		return ..()

code/modules/organs/subtypes/nymph_limbs.dm

@@ -0,0 +1,346 @@
+// Left Leg
+/obj/item/organ/external/leg/nymph
+	var/nymph_child = /obj/item/organ/external/foot/nymph
+
+/obj/item/organ/external/leg/nymph/Initialize()
+    . = ..()
+    AddComponent(/datum/component/nymph_limb)
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.setup_limb(src)
+
+/obj/item/organ/external/leg/nymph/process()
+    ..()
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.handle_nymph(src)
+
+// Right Leg
+/obj/item/organ/external/leg/right/nymph
+	var/nymph_child = /obj/item/organ/external/foot/right/nymph
+
+/obj/item/organ/external/leg/right/nymph/Initialize()
+	. = ..()
+	AddComponent(/datum/component/nymph_limb)
+	var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+	N.setup_limb(src)
+
+/obj/item/organ/external/leg/right/nymph/process()
+	..()
+	var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+	N.handle_nymph(src)
+
+// Left Arm
+/obj/item/organ/external/arm/nymph
+	var/nymph_child = /obj/item/organ/external/hand/nymph
+
+/obj/item/organ/external/arm/nymph/Initialize()
+    . = ..()
+    AddComponent(/datum/component/nymph_limb)
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.setup_limb(src)
+
+/obj/item/organ/external/arm/nymph/process()
+    ..()
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.handle_nymph(src)
+
+// Right Arm
+/obj/item/organ/external/arm/right/nymph
+    var/nymph_child = /obj/item/organ/external/hand/right/nymph
+
+/obj/item/organ/external/arm/right/nymph/Initialize()
+    . = ..()
+    AddComponent(/datum/component/nymph_limb)
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.setup_limb(src)
+
+/obj/item/organ/external/arm/right/nymph/process()
+    ..()
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.handle_nymph(src)
+
+// Left Hand
+/obj/item/organ/external/hand/nymph
+
+/obj/item/organ/external/hand/nymph/Initialize()
+    . = ..()
+    AddComponent(/datum/component/nymph_limb)
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.setup_limb(src)
+
+// Right Hand
+/obj/item/organ/external/hand/right/nymph
+
+/obj/item/organ/external/hand/right/nymph/Initialize()
+    . = ..()
+    AddComponent(/datum/component/nymph_limb)
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.setup_limb(src)
+
+// Left Foot
+/obj/item/organ/external/foot/nymph
+
+/obj/item/organ/external/foot/nymph/Initialize()
+    . = ..()
+    AddComponent(/datum/component/nymph_limb)
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.setup_limb(src)
+
+// Right Foot
+/obj/item/organ/external/foot/right/nymph
+
+/obj/item/organ/external/foot/right/nymph/Initialize()
+    . = ..()
+    AddComponent(/datum/component/nymph_limb)
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    N.setup_limb(src)
+
+/datum/component/nymph_limb
+    var/list/valid_species = list(SPECIES_UNATHI, SPECIES_SKRELL)
+    var/list/valid_organs_to_replace = list(BP_L_ARM, BP_R_ARM, BP_L_LEG, BP_R_LEG)
+    // Main limb where the Nymph mob lives
+    var/list/nymph_limb_types = list(
+        /obj/item/organ/external/arm/nymph,
+        /obj/item/organ/external/arm/right/nymph,
+        /obj/item/organ/external/leg/nymph,
+        /obj/item/organ/external/leg/right/nymph
+    )
+    // Child limbs
+    var/list/nymph_extremity_types = list(
+        /obj/item/organ/external/hand/nymph,
+        /obj/item/organ/external/hand/right/nymph,
+        /obj/item/organ/external/foot/nymph,
+        /obj/item/organ/external/foot/right/nymph
+    )
+    var/list/nymph_limb_types_by_name = list(
+        BP_L_ARM = /obj/item/organ/external/arm/nymph,
+        BP_R_ARM = /obj/item/organ/external/arm/right/nymph,
+        BP_L_LEG = /obj/item/organ/external/leg/nymph,
+        BP_R_LEG = /obj/item/organ/external/leg/right/nymph,
+        BP_L_HAND = /obj/item/organ/external/hand/nymph,
+        BP_R_HAND = /obj/item/organ/external/hand/right/nymph,
+        BP_L_FOOT = /obj/item/organ/external/foot/nymph,
+        BP_R_FOOT = /obj/item/organ/external/foot/right/nymph
+    )
+
+/datum/component/nymph_limb/proc/setup_limb(var/obj/item/organ/external/E)
+    if(is_type_in_list(E, nymph_limb_types))
+        E.nymph = new /mob/living/carbon/alien/diona
+    else if(!is_type_in_list(E, nymph_extremity_types))
+        return
+
+    E.status |= (ORGAN_PLANT | ORGAN_NYMPH)
+    E.species = all_species["Nymph Limb"]
+    E.fingerprints = null
+    if(!E.dna)
+        E.blood_DNA = list()
+        E.set_dna(new /datum/dna)
+
+    E.limb_flags &= ~(ORGAN_CAN_BREAK | ORGAN_CAN_MAIM | ORGAN_HAS_TENDON)
+
+// Called by process()
+/datum/component/nymph_limb/proc/handle_nymph(var/obj/item/organ/external/E)
+	var/mob/living/carbon/alien/diona/limb_nymph = E.nymph
+	if(!istype(limb_nymph))
+		return FALSE
+	if(!E || !is_type_in_list(E, nymph_limb_types))
+		return FALSE
+	if((!E.owner || limb_nymph.stat == DEAD))
+		nymph_out(E, limb_nymph)
+		return FALSE
+
+	if(!E.is_usable())
+		nymph_out(E, limb_nymph, forced = TRUE)
+		return FALSE
+
+	var/blood_volume = round(REAGENT_VOLUME(E.owner.vessel, /decl/reagent/blood))
+	if(blood_volume)
+		if(REAGENT_DATA(E.owner.vessel, /decl/reagent/blood))
+			E.owner.vessel.remove_reagent(/decl/reagent/blood, BLOOD_REGEN_RATE / (2 * nymph_limb_types_by_name.len))
+	if(blood_volume <= 0)
+		nymph_out(E, limb_nymph, forced = TRUE)
+
+// Host detach
+/mob/living/carbon/human/proc/detach_nymph_limb()
+    set category = "Abilities"
+    set name = "Detach Nymph"
+
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+
+    // Find our existing nymphlimbs
+    var/list/my_nymph_limbs = list()
+    for(var/obj/item/organ/external/O in organs)
+        if(is_type_in_list(O, N.nymph_limb_types))
+            my_nymph_limbs += O
+    if(!my_nymph_limbs.len)
+        return FALSE
+
+    // Player picks a nymphlimb and removes it
+    var/obj/item/organ/external/E = input(src, "Select a limb to detach:", "Nymph Limb Detach") as null|anything in my_nymph_limbs
+    if(!istype(E))
+        return
+    if(!do_after(src, delay = 3 SECONDS, needhand = FALSE))
+        return
+    if(E.detach_nymph_limb() && my_nymph_limbs.len == 1)
+        verbs -= /mob/living/carbon/human/proc/detach_nymph_limb
+
+    regenerate_icons()
+
+// Nymph detach
+/mob/living/carbon/alien/diona/proc/detach_nymph_limb()
+    set category = "Abilities"
+    set name = "Detach from Host"
+
+    var/obj/item/organ/external/E = loc
+    if(istype(E))
+        to_chat(src, "You start to detach from your host.")
+        to_chat(E.owner, "The nymph acting as your [E.name] starts to unattach itself.")
+        if(do_after(src, delay = 3 SECONDS, needhand = FALSE))
+            E.detach_nymph_limb()
+
+// Organ detach
+/obj/item/organ/external/proc/detach_nymph_limb()
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    var/mob/living/carbon/alien/diona/nymph = src:nymph
+    var/nymph_owner = owner
+
+    if(nymph)
+        N.nymph_out(src, nymph)
+    to_chat(nymph_owner, span("warning", "The nymph attached to you as \a [name] unlatches its tendrils from your body and drops to \the [get_turf(src)]."))
+    to_chat(nymph, span("notice", "You tear your tendrils free of your host and drop to \the [get_turf(src)]."))
+
+    return TRUE
+
+// Nymph attach
+/mob/living/carbon/alien/diona/proc/attach_nymph_limb()
+    set category = "Abilities"
+    set name = "Attach to Nearby Host"
+
+    if(incapacitated())
+        return
+    if(!isturf(loc))
+        return
+    if(!can_attach)
+        to_chat(src, span("warning", "You do not have the strength to attach to another host so soon."))
+
+
+    var/datum/component/nymph_limb/N = GetComponent(/datum/component/nymph_limb)
+    var/list/mob/living/carbon/human/mob_list = list()
+
+    // Find a new host
+    for(var/mob/living/carbon/human/H in view(1))
+        if(ishuman(H) && (H.species?.name in N.valid_species) && \
+        H.client && H.stat == CONSCIOUS)
+            mob_list += H
+
+    if(!LAZYLEN(mob_list))
+        to_chat(src, span("warning", "There are no valid hosts to bond to."))
+        return FALSE
+
+    var/choice = input(src, "Choose a host to bond to:", "Attach to Host") in mob_list
+    var/mob/living/carbon/human/target = choice
+    if(!Adjacent(target) || target.stat || !target.client)
+        return
+
+    // Find a location to bond to, on the host
+    var/list/valid_locations = list()
+    for(var/O in target.organs_by_name)
+        if(!target.organs_by_name[O] && (O in N.valid_organs_to_replace))
+            valid_locations += O
+
+    var/limb_choice
+    if(!valid_locations.len)
+        to_chat(src, span("warning", "\The [target.name] has no suitable spots for you to attach to their body!"))
+        return
+    else
+        limb_choice = input(src,"Choose a location to attach onto \the [target.name]","Nymph Attachment Point") as null|anything in valid_locations
+        if(!limb_choice)
+            return
+
+    if(!do_after(src, delay = 3 SECONDS, needhand = FALSE))
+        return
+
+    // Make new limb and put it on the host
+    limb_choice = N.nymph_limb_types_by_name[limb_choice]
+    var/obj/item/organ/external/new_nymph_limb = new limb_choice
+    if(!istype(new_nymph_limb))
+        return
+    new_nymph_limb.replaced(target)
+
+    if(new_nymph_limb:nymph_child)
+        var/obj/item/organ/external/new_nymph_child = new new_nymph_limb:nymph_child
+        new_nymph_child.replaced(target)
+
+    target.regenerate_icons()
+
+    N.nymph_in(new_nymph_limb, src)
+
+/datum/component/nymph_limb/proc/nymph_in(var/obj/item/organ/external/E, var/mob/living/carbon/alien/diona/nymph)
+    var/mob/living/carbon/alien/diona/limb_nymph = E.nymph
+    if(limb_nymph)
+        if(!limb_nymph.client)
+            QDEL_NULL(limb_nymph)
+        else
+            return
+
+    if(nymph.client)
+        nymph.client.eye = E.owner
+    limb_nymph = nymph
+    limb_nymph.forceMove(E)
+
+/datum/component/nymph_limb/proc/nymph_out(var/obj/item/organ/external/E, var/mob/living/carbon/alien/diona/nymph, var/forced = FALSE)
+    if(nymph.client)
+        nymph.client.eye = nymph
+    nymph.forceMove(get_turf(E))
+    E.nymph = null
+
+    if(forced)
+        nymph.can_attach = FALSE
+        addtimer(CALLBACK(nymph, /datum/component/nymph_limb/.proc/can_attach, nymph), 5 MINUTES, TIMER_UNIQUE)
+
+    E.removed(E.owner)
+    qdel(E)
+
+/datum/component/nymph_limb/proc/can_attach(var/mob/living/carbon/alien/diona/nymph)
+    if(nymph)
+        nymph.can_attach = TRUE
+        to_chat(nymph, span("notice", "Your body has regained enough strength to attach to a new host, if you can find one."))
+
+// For limbs created by character setup
+/datum/component/nymph_limb/proc/nymphize(var/mob/living/carbon/human/H, var/organ_name, var/forced = FALSE)
+    if(!H.should_have_limb(organ_name))
+        return
+    if(H.organs_by_name[organ_name])
+        if(forced) // Do we wish to remove any limbs currently occupying that spot?
+            var/obj/item/organ/external/O = H.get_organ(organ_name)
+            qdel(O)
+            H.organs_by_name[organ_name] = null
+        else
+            return
+    // Create and attach our new nymph limb
+    var/nymph_limb_type = nymph_limb_types_by_name[organ_name]
+    var/obj/item/organ/external/E = new nymph_limb_type
+    E.replaced(H)
+    for(var/obj/item/organ/external/child in E.children)
+        nymphize(H, child.organ_tag, TRUE)
+    H.verbs |= /mob/living/carbon/human/proc/detach_nymph_limb
+
+/datum/species/diona/nymph_limb // For use on nymph-limb organs only
+	name = "Nymph Limb"
+	short_name = "nym"
+	name_plural = "Nymph Limbs"
+	bodytype = "Nymph"
+	icobase = 'icons/mob/human_races/limbs_nymph.dmi'
+	deform = 'icons/mob/human_races/limbs_nymph.dmi'
+
+	has_organ = list()
+
+	has_limbs = list(
+        BP_L_ARM = list( "path" = /obj/item/organ/external/arm/nymph),
+        BP_R_ARM = list( "path" = /obj/item/organ/external/arm/right/nymph),
+        BP_L_LEG = list( "path" = /obj/item/organ/external/leg/nymph),
+        BP_R_LEG = list( "path" = /obj/item/organ/external/leg/right/nymph),
+        BP_L_HAND = list( "path" = /obj/item/organ/external/hand/nymph),
+        BP_R_HAND = list( "path" = /obj/item/organ/external/hand/right/nymph),
+        BP_L_FOOT = list( "path" = /obj/item/organ/external/foot/nymph),
+        BP_R_FOOT = list( "path" = /obj/item/organ/external/foot/right/nymph)
+		)

code/modules/surgery/surgery.dm

@@ -8,7 +8,7 @@
 	var/list/allowed_tools = null
 	// type paths referencing races that this step applies to.
 	var/list/allowed_species = null
-	var/list/disallowed_species = null
+	var/list/disallowed_species = list("Nymph")
 
 	// duration of the step
 	var/min_duration = 0

html/changelogs/alberyk-dionalimb.yml

@@ -0,0 +1,6 @@
+author: Albery, Aticus, Mikomyazaki
+
+delete-after: True
+
+changes:
+  - rscadd: "Added a diona nymph limbs to the limbs option in the character creation setup. Skrell and unathi can pick them."