Fixes a bug with plant reagent gene names (#61995)

* fixes reagent names

* defaults

* better change?

code/modules/hydroponics/grown/flowers.dm

@@ -70,10 +70,10 @@
 	icon_grow = "spacemanstrumpet-grow"
 	icon_dead = "spacemanstrumpet-dead"
 	mutatelist = null
-	genes = list(/datum/plant_gene/reagent/polypyr, /datum/plant_gene/trait/preserved)
+	genes = list(/datum/plant_gene/reagent/preset/polypyr, /datum/plant_gene/trait/preserved)
 	reagents_add = list(/datum/reagent/consumable/nutriment = 0.05)
 	rarity = 30
-	graft_gene = /datum/plant_gene/reagent/polypyr
+	graft_gene = /datum/plant_gene/reagent/preset/polypyr
 
 /obj/item/food/grown/trumpet
 	seed = /obj/item/seeds/poppy/lily/trumpet
@@ -307,13 +307,13 @@
 	potency = 15
 	instability = 3
 	growthstages = 3
-	genes = list(/datum/plant_gene/reagent/carbon, /datum/plant_gene/trait/preserved)
+	genes = list(/datum/plant_gene/reagent/preset/carbon, /datum/plant_gene/trait/preserved)
 	growing_icon = 'icons/obj/hydroponics/growing_flowers.dmi'
 	icon_grow = "carbonrose-grow"
 	icon_dead = "carbonrose-dead"
 	reagents_add = list(/datum/reagent/plastic_polymers = 0.05)
 	rarity = 10
-	graft_gene = /datum/plant_gene/reagent/carbon
+	graft_gene = /datum/plant_gene/reagent/preset/carbon
 
 /obj/item/grown/carbon_rose
 	seed = /obj/item/seeds/carbon_rose

code/modules/hydroponics/grown/mushrooms.dm

@@ -205,7 +205,7 @@
 	endurance = 8
 	yield = 4
 	growthstages = 2
-	genes = list(/datum/plant_gene/trait/plant_type/fungal_metabolism, /datum/plant_gene/reagent/liquidelectricity, /datum/plant_gene/trait/carnivory/jupitercup)
+	genes = list(/datum/plant_gene/trait/plant_type/fungal_metabolism, /datum/plant_gene/reagent/preset/liquidelectricity, /datum/plant_gene/trait/carnivory/jupitercup)
 	growing_icon = 'icons/obj/hydroponics/growing_mushrooms.dmi'
 	reagents_add = list(/datum/reagent/consumable/nutriment = 0.1)
 	mutatelist = null

code/modules/hydroponics/plant_genes.dm

@@ -48,9 +48,9 @@
 
 /// Reagent genes store a reagent ID and reagent ratio.
 /datum/plant_gene/reagent
-	name = "Nutriment"
+	name = "UNKNOWN"
 	mutability_flags = PLANT_GENE_REMOVABLE
-	/// The actual reagent that this gene is tied to.
+	/// The typepath of the actual reagent that this gene is tied to.
 	var/reagent_id = /datum/reagent/consumable/nutriment
 	/// The amount of reagent generated by the plant. The equation is [1 + ((max_volume*(potency/100)) * rate)]
 	var/rate = 0.04
@@ -69,17 +69,16 @@
  */
 /datum/plant_gene/reagent/proc/set_reagent(new_reagent_id)
 	reagent_id = new_reagent_id
-	name = "UNKNOWN"
 
 	var/datum/reagent/found_reagent = GLOB.chemical_reagents_list[new_reagent_id]
 	if(found_reagent?.type == reagent_id)
 		name = found_reagent.name
 
-/datum/plant_gene/reagent/New(initial_reagent_id, initial_reagent_rate = 0)
+/datum/plant_gene/reagent/New(new_reagent_id, new_reagent_rate = 0.04)
 	. = ..()
-	if(initial_reagent_id && initial_reagent_rate)
-		set_reagent(initial_reagent_id)
-		rate = initial_reagent_rate
+	if(new_reagent_id)
+		set_reagent(new_reagent_id)
+		rate = new_reagent_rate
 
 /datum/plant_gene/reagent/Copy()
 	. = ..()

code/modules/hydroponics/unique_plant_genes.dm

@@ -644,20 +644,25 @@
 /datum/plant_gene/trait/carnivory/jupitercup
 	mutability_flags = PLANT_GENE_GRAFTABLE
 
+/// Preset plant reagent genes that are unremovable from a plant.
+/datum/plant_gene/reagent/preset
+	mutability_flags = PLANT_GENE_GRAFTABLE
+
+/datum/plant_gene/reagent/preset/New(new_reagent_id, new_reagent_rate = 0.04)
+	. = ..()
+	set_reagent(reagent_id)
+
 /// Spaceman's Trumpet fragile Polypyrylium Oligomers
-/datum/plant_gene/reagent/polypyr
+/datum/plant_gene/reagent/preset/polypyr
 	reagent_id = /datum/reagent/medicine/polypyr
 	rate = 0.15
-	mutability_flags = PLANT_GENE_GRAFTABLE
 
 /// Jupitercup's fragile Liquid Electricity
-/datum/plant_gene/reagent/liquidelectricity
+/datum/plant_gene/reagent/preset/liquidelectricity
 	reagent_id = /datum/reagent/consumable/liquidelectricity/enriched
 	rate = 0.1
-	mutability_flags = PLANT_GENE_GRAFTABLE
 
 /// Carbon Roses's fragile Carbon
-/datum/plant_gene/reagent/carbon
+/datum/plant_gene/reagent/preset/carbon
 	reagent_id = /datum/reagent/carbon
 	rate = 0.1
-	mutability_flags = PLANT_GENE_GRAFTABLE