Supernatural Traits

Content.Client/Lobby/UI/HumanoidProfileEditor.xaml.cs

@@ -782,6 +782,20 @@ public void RefreshTraits()
                                 tooltipParts.Add($"You must not be: {string.Join(", ", names)}");
                         }
 
+                        // HardLight: Required traits
+                        if (trait.RequiredTraits.Count > 0)
+                        {
+                            var names = new List<string>();
+                            foreach (var reqId in trait.RequiredTraits)
+                            {
+                                if (_prototypeManager.TryIndex(reqId, out var reqProto))
+                                    names.Add($"[color=#FFD700]{Loc.GetString(reqProto.Name)}[/color]");
+                            }
+                            if (names.Count > 0)
+                                tooltipParts.Add($"Requires: {string.Join(", ", names)}");
+                        }
+                        // HardLight end
+
                         if (tooltipParts.Count > 0)
                             selector.SetTooltip(string.Join("\n", tooltipParts));
                     }
@@ -828,6 +842,30 @@ public void RefreshTraits()
                         else
                         {
                             Profile = Profile?.WithoutTraitPreference(trait.ID, _prototypeManager);
+
+                            // HardLight - Cascade deselect: remove any traits that required this one
+                            if (Profile != null)
+                            {
+                                var toRemove = new List<ProtoId<TraitPrototype>>();
+                                foreach (var selectedTraitId in Profile.TraitPreferences)
+                                {
+                                    if (!_prototypeManager.TryIndex<TraitPrototype>(selectedTraitId, out var selectedProto))
+                                        continue;
+
+                                    if (selectedProto.RequiredTraits.Contains(trait.ID))
+                                        toRemove.Add(selectedTraitId);
+                                }
+
+                                foreach (var removeId in toRemove)
+                                {
+                                    Profile = Profile.WithoutTraitPreference(removeId, _prototypeManager);
+
+                                    // Also uncheck the UI selector
+                                    if (allSelectors.TryGetValue(removeId, out var depSelector))
+                                        depSelector.Preference = false;
+                                }
+                            }
+                            // HardLight end
                         }
 
                         SetDirty();
@@ -1024,6 +1062,20 @@ private void UpdateTraitIncompatibilityVisibility(Dictionary<ProtoId<TraitProtot
                     }
                 }
 
+                // HardLight - Hide traits whose required traits are not all selected
+                if (!hide && thisProto.RequiredTraits.Count > 0)
+                {
+                    foreach (var requiredId in thisProto.RequiredTraits)
+                    {
+                        if (!selected.Contains(requiredId))
+                        {
+                            hide = true;
+                            break;
+                        }
+                    }
+                }
+                // HardLight end
+
                 if (!hide)
                 {
                     foreach (var sel in selected)
@@ -1727,6 +1779,36 @@ private void EnforceSpeciesTraitRestrictions()
                     toRemove.Add(traitId);
             }
 
+            // HardLight - Also remove traits whose required traits are not selected
+            // Iterate until stable since removing one trait may cascade
+            bool changed;
+            do
+            {
+                changed = false;
+                foreach (var traitId in Profile.TraitPreferences)
+                {
+                    if (toRemove.Contains(traitId))
+                        continue;
+
+                    if (!_prototypeManager.TryIndex(traitId, out TraitPrototype? trait))
+                        continue;
+
+                    if (trait.RequiredTraits.Count == 0)
+                        continue;
+
+                    foreach (var reqId in trait.RequiredTraits)
+                    {
+                        if (!Profile.TraitPreferences.Contains(reqId) || toRemove.Contains(reqId))
+                        {
+                            toRemove.Add(traitId);
+                            changed = true;
+                            break;
+                        }
+                    }
+                }
+            } while (changed);
+            // HardLight end
+
             foreach (var traitId in toRemove)
             {
                 Profile = Profile.WithoutTraitPreference(traitId, _prototypeManager);
@@ -2300,4 +2382,4 @@ private void UpdateCompanyControls()
             }
         }
     }
-}
+}

Content.Shared/Traits/TraitPrototype.cs

@@ -64,11 +64,17 @@ public sealed partial class TraitPrototype : IPrototype, IComparable<TraitProtot
     public ProtoId<TraitCategoryPrototype>? Category;
 
         /// <summary>
-        ///     List of traits that ca't be taken together with this one.
+        ///     List of traits that can't be taken together with this one.
         /// </summary>
         [DataField]
         public HashSet<ProtoId<TraitPrototype>> MutuallyExclusiveTraits { get; private set; } = new();
 
+        /// <summary>
+        ///     List of traits that must be selected before this trait becomes available, w/ deselect if its removed
+        /// </summary>
+        [DataField]
+        public HashSet<ProtoId<TraitPrototype>> RequiredTraits { get; private set; } = new();
+
         /// <summary>
         ///     List of species that can't have this trait.
         /// </summary>
@@ -121,4 +127,4 @@ public int CompareTo(TraitPrototype? other)
         if (other == null) return 1;
         return Cost.CompareTo(other.Cost);
     }
-}
+}

Resources/Locale/en-US/_HL/traits/traits.ftl

@@ -37,3 +37,56 @@ hl-trait-egglayer-infertile-desc = You produce eggs very slowly and seldomly (50
 
 pooltoy-name = Pool Toy!
 pooltoy-text = You're a living inflatable, whether by some weird mutation or by being a synthetic being. You are quite resillient to blunt and naturally insulated, but are extra susceptible to pierce and slash, and you are easily knocked about by sudden forces!
+
+hl-trait-category-supernatural = Supernatural
+
+hl-trait-vampire-name = Vampire
+hl-trait-vampire-desc = You are an undead vampire who can only feed their hunger with blood. You are immune to airloss damage, but are weak to silver.
+
+hl-trait-werewolf-name = Werewolf
+hl-trait-werewolf-desc = Exposure to the sun or UV light can transform you into a powerful but mindless creature that attacks everyone in sight. You are also weak to silver.
+
+hl-trait-changeling-name = Changeling
+hl-trait-changeling-desc = You are a shapeless creature who can only feed their hunger by absorbing DNA from others. You are weak to silver, but can transform into your victims.
+
+hl-trait-vampire-bat-transformation-name = Bat Transformation
+hl-trait-vampire-bat-transformation-desc = You can transform into a bat at the cost of hunger.
+
+hl-trait-vampire-uv-weakness-name = UV Weakness
+hl-trait-vampire-uv-weakness-desc = Exposure to the sun or UV lights will burn you.
+
+hl-trait-vampire-light-weakness-name = Light Weakness
+hl-trait-vampire-light-weakness-desc = Bright lights will weaken you.
+
+hl-trait-werewolf-transform-name = Transform at Will
+hl-trait-werewolf-transform-desc = You can transform yourself at will if you are fully fed.
+
+hl-trait-changeling-armblade-name = Armblade
+hl-trait-changeling-armblade-desc = Your arms can turn into blades to slice at others
+
+hl-trait-changeling-armclaw-name = Armclaw
+hl-trait-changeling-armclaw-desc = Your arms can turn into claws to stab at others
+
+hl-trait-changeling-armhammer-name = Armhammer
+hl-trait-changeling-armhammer-desc = Your arms can turn into a hammer to bludgeon others
+
+hl-trait-changeling-playdead-name = Playdead
+hl-trait-changeling-playdead-desc = You can reduce your functions to appear dead, and later revive at will.
+
+hl-trait-changeling-screech-name = EMP Screech
+hl-trait-changeling-screech-desc = You can screech out a shockwave that knocks others back and disables nearby electronics
+
+hl-trait-changeling-thermaleyes-name = Thermal Eyes
+hl-trait-changeling-thermaleyes-desc = You can see in the dark with toggable thermal vision
+
+hl-trait-changeling-healing-name = Healing Factor
+hl-trait-changeling-healing-desc = At the cost of hunger, you can increase your healing factor for brute and toxin damage
+
+hl-trait-changeling-chitin-name = Chitin Armor
+hl-trait-changeling-chitin-desc = Your skin is tougher than normal, allowing you to resist brute damage but it takes longer to inject chems in you
+
+hl-trait-changeling-firevurn-name = Fire Vurnability
+hl-trait-changeling-firevurn-desc = You take 50% more damage from heat sources
+
+hl-trait-changeling-acidvurn-name = Acid Vurnability
+hl-trait-changeling-acidvurn-desc = You take 50% more damage from caustic sources

Resources/Prototypes/Traits/categories.yml

@@ -18,3 +18,9 @@
   id: Physical
   name: trait-category-physical
   maxTraitPoints: 10
+
+# Hardlight
+- type: traitCategory
+  id: Supernatural
+  name: hl-trait-category-supernatural
+  maxTraitPoints: 1

Resources/Prototypes/_HL/Traits/supernatural.yml

@@ -0,0 +1,161 @@
+- type: trait
+  id: Vampire
+  name: hl-trait-vampire-name
+  description: hl-trait-vampire-desc
+  category: Supernatural
+  cost: 1
+  mutuallyExclusiveTraits:
+  - Changeling
+  - Werewolf
+
+- type: trait
+  id: Changeling
+  name: hl-trait-changeling-name
+  description: hl-trait-changeling-desc
+  category: Supernatural
+  cost: 1
+  mutuallyExclusiveTraits:
+  - Vampire
+  - Werewolf
+
+- type: trait
+  id: Werewolf
+  name: hl-trait-werewolf-name
+  description: hl-trait-werewolf-desc
+  category: Supernatural
+  cost: 1
+  mutuallyExclusiveTraits:
+  - Vampire
+  - Changeling
+
+# Vampire Sub-Traits
+
+- type: trait
+  id: BatTransformation
+  name: hl-trait-vampire-bat-transformation-name
+  description: hl-vampire-trait-bat-transformation-desc
+  category: Supernatural
+  cost: 5
+  requiredTraits:
+  - Vampire
+
+- type: trait
+  id: UVWeakness
+  name: hl-trait-vampire-uv-weakness-name
+  description: hl-trait-vampire-uv-weakness-desc
+  category: Supernatural
+  cost: -5
+  requiredTraits:
+  - Vampire
+
+- type: trait
+  id: LightWeakness
+  name: hl-trait-vampire-light-weakness-name
+  description: hl-trait-vampire-light-weakness-desc
+  category: Supernatural
+  cost: -5
+  requiredTraits:
+  - Vampire
+
+# Werewolf Sub-Traits
+
+- type: trait
+  id: WerewolfTransformAtWill
+  name: hl-trait-werewolf-transform-name
+  description: hl-trait-werewolf-transform-desc
+  category: Supernatural
+  cost: 5
+  requiredTraits:
+  - Werewolf
+
+# Changeling Sub-Traits
+
+- type: trait
+  id: CLArmblade
+  name: hl-trait-changeling-armblade-name
+  description: hl-trait-changeling-armblade-desc
+  category: Supernatural
+  cost: 5
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLArmclaw
+  name: hl-trait-changeling-armclaw-name
+  description: hl-trait-changeling-armclaw-desc
+  category: Supernatural
+  cost: 5
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLArmhammer
+  name: hl-trait-changeling-armhammer-name
+  description: hl-trait-changeling-armhammer-desc
+  category: Supernatural
+  cost: 5
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLPlaydead
+  name: hl-trait-changeling-playdead-name
+  description: hl-trait-changeling-playdead-desc
+  category: Supernatural
+  cost: 5
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLScreech
+  name: hl-trait-changeling-screech-name
+  description: hl-trait-changeling-screech-desc
+  category: Supernatural
+  cost: 10
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLThermalEyes
+  name: hl-trait-changeling-thermaleyes-name
+  description: hl-trait-changeling-thermaleyes-desc
+  category: Supernatural
+  cost: 2
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLHealingFactor
+  name: hl-trait-changeling-healing-name
+  description: hl-trait-changeling-healing-desc
+  category: Supernatural
+  cost: 5
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLChitinArmor
+  name: hl-trait-changeling-chitin-name
+  description: hl-trait-changeling-chitin-desc
+  category: Supernatural
+  cost: -5
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLFireVurn
+  name: hl-trait-changeling-firevurn-name
+  description: hl-trait-changeling-firevurn-desc
+  category: Supernatural
+  cost: -5
+  requiredTraits:
+  - Changeling
+
+- type: trait
+  id: CLAcidVurn
+  name: hl-trait-changeling-acidvurn-name
+  description: hl-trait-changeling-acidvurn-desc
+  category: Supernatural
+  cost: -5
+  requiredTraits:
+  - Changeling