Convert species, organ_data, and rlimb_data to TG (#19277)

* First test batch bulk change

* remove desync'd old file

* Small change

code/modules/client/preferences/types/character/gender.dm

@@ -11,15 +11,17 @@
 
 /// FBP check
 /datum/preference/choiced/gender/proc/is_fbp(datum/preferences/preferences)
-	if(!preferences?.organ_data)
+	var/list/organ_data = preferences?.read_preference(/datum/preference/organ_data)
+	if(!organ_data)
 		return FALSE
-	return preferences.organ_data[BP_TORSO] == "cyborg"
+	return organ_data[BP_TORSO] == "cyborg"
 
 /// Get the list of valid bio genders for the species
 /datum/preference/choiced/gender/proc/get_valid_biological_genders(datum/preferences/preferences)
 	var/datum/species/S
-	if(preferences?.species)
-		S = GLOB.all_species[preferences.species]
+	var/species_name = preferences?.read_preference(/datum/preference/choiced/species)
+	if(species_name)
+		S = GLOB.all_species[species_name]
 	if(!S)
 		S = GLOB.all_species[SPECIES_HUMAN]
 	var/list/possible_genders = S.genders

code/modules/client/preferences/types/character/names.dm

@@ -11,9 +11,10 @@
 
 /// Check if the character is a Full Body Prosthetic (allows numbers in name)
 /datum/preference/name/proc/is_fbp(datum/preferences/preferences)
-	if(!preferences?.organ_data)
+	var/list/organ_data = preferences?.read_preference(/datum/preference/organ_data)
+	if(!organ_data)
 		return FALSE
-	return preferences.organ_data[BP_TORSO] == "cyborg"
+	return organ_data[BP_TORSO] == "cyborg"
 
 /datum/preference/name/is_valid(value)
 	if(!istext(value))
@@ -26,8 +27,8 @@
 	if(!istext(input))
 		return create_default_value()
 	var/species = default_species
-	if(preferences?.species)
-		species = preferences.species
+	if(preferences)
+		species = preferences.read_preference(/datum/preference/choiced/species)
 	var/allow_numbers = is_fbp(preferences)
 	var/sanitized = sanitize_name(input, species, allow_numbers)
 	if(!sanitized)
@@ -63,7 +64,7 @@
 
 /datum/preference/name/real_name/create_informed_default_value(datum/preferences/preferences)
 	var/gender = preferences?.read_preference(/datum/preference/choiced/gender/identifying) || MALE
-	var/species = preferences?.species || SPECIES_HUMAN
+	var/species = preferences?.read_preference(/datum/preference/choiced/species) || SPECIES_HUMAN
 	return random_name(gender, species)
 
 /datum/preference/name/real_name/create_random_value(datum/preferences/preferences, datum/species/current_species)

code/modules/client/preferences/types/character/organ_data.dm

@@ -0,0 +1,38 @@
+// Organ data preference for character creation
+// Stores an assoc list mapping organ tags to their prosthetic/modified status.
+// Values can be: null (normal), "cyborg", "amputated", FBP_ASSISTED, FBP_MECHANICAL, or FBP_DIGITAL.
+
+/datum/preference/organ_data
+	savefile_key = "organ_data"
+	savefile_identifier = PREFERENCE_CHARACTER
+	category = PREFERENCE_CATEGORY_MANUALLY_RENDERED
+	can_randomize = FALSE
+
+/datum/preference/organ_data/create_default_value()
+	return list()
+
+/datum/preference/organ_data/pref_deserialize(input, datum/preferences/preferences)
+	if(!islist(input))
+		return list()
+	// Return the list directly (same reference) so in-place mutations update the cache.
+	return input
+
+/datum/preference/organ_data/pref_serialize(input)
+	if(!islist(input))
+		return list()
+	return check_list_copy(input)
+
+/datum/preference/organ_data/is_valid(value)
+	return islist(value)
+
+/datum/preference/organ_data/apply_to_human(mob/living/carbon/human/target, value)
+	return // Organ application is handled by copy_to_mob in 03_body.dm
+
+/datum/preference/organ_data/apply_to_living(mob/living/target, value)
+	return
+
+/datum/preference/organ_data/apply_to_silicon(mob/living/silicon/target, value)
+	return
+
+/datum/preference/organ_data/apply_to_animal(mob/living/simple_mob/target, value)
+	return

code/modules/client/preferences/types/character/rlimb_data.dm

@@ -0,0 +1,42 @@
+// Robolimb data preference for character creation
+// Stores an assoc list mapping organ tags to robolimb manufacturer model names.
+// Values are strings corresponding to keys in GLOB.all_robolimbs.
+
+/datum/preference/rlimb_data
+	savefile_key = "rlimb_data"
+	savefile_identifier = PREFERENCE_CHARACTER
+	category = PREFERENCE_CATEGORY_MANUALLY_RENDERED
+	can_randomize = FALSE
+
+/datum/preference/rlimb_data/create_default_value()
+	return list()
+
+/datum/preference/rlimb_data/pref_deserialize(input, datum/preferences/preferences)
+	if(!islist(input))
+		return list()
+	// Sanitize: remove entries with invalid robolimb keys
+	for(var/limb in input)
+		var/key = input[limb]
+		if(!istext(key) || !LAZYACCESS(GLOB.all_robolimbs, key))
+			input -= limb
+	return input
+
+/datum/preference/rlimb_data/pref_serialize(input)
+	if(!islist(input))
+		return list()
+	return check_list_copy(input)
+
+/datum/preference/rlimb_data/is_valid(value)
+	return islist(value)
+
+/datum/preference/rlimb_data/apply_to_human(mob/living/carbon/human/target, value)
+	return // Robolimb application is handled by copy_to_mob in 03_body.dm
+
+/datum/preference/rlimb_data/apply_to_living(mob/living/target, value)
+	return
+
+/datum/preference/rlimb_data/apply_to_silicon(mob/living/silicon/target, value)
+	return
+
+/datum/preference/rlimb_data/apply_to_animal(mob/living/simple_mob/target, value)
+	return

code/modules/client/preferences/types/character/species.dm

@@ -0,0 +1,38 @@
+// Species preference for character creation
+// Handles the player's selected species, validated against GLOB.playable_species.
+
+/datum/preference/choiced/species
+	savefile_key = "species"
+	savefile_identifier = PREFERENCE_CHARACTER
+	category = PREFERENCE_CATEGORY_MANUALLY_RENDERED
+	can_randomize = FALSE
+	priority = PREFERENCE_PRIORITY_SPECIES
+
+/datum/preference/choiced/species/init_possible_values()
+	// GLOB.playable_species is populated at world init and contains all joinable species names.
+	return GLOB.playable_species
+
+/datum/preference/choiced/species/create_default_value()
+	return SPECIES_HUMAN
+
+/datum/preference/choiced/species/pref_deserialize(input, datum/preferences/preferences)
+	if(!input || !istext(input) || !(input in GLOB.playable_species))
+		return SPECIES_HUMAN
+	return input
+
+/datum/preference/choiced/species/is_valid(value)
+	if(!istext(value))
+		return FALSE
+	return value in GLOB.playable_species
+
+/datum/preference/choiced/species/apply_to_human(mob/living/carbon/human/target, value)
+	return // Species application is handled by copy_to via character.set_species()
+
+/datum/preference/choiced/species/apply_to_living(mob/living/target, value)
+	return
+
+/datum/preference/choiced/species/apply_to_silicon(mob/living/silicon/target, value)
+	return
+
+/datum/preference/choiced/species/apply_to_animal(mob/living/simple_mob/target, value)
+	return