Immovable Rod visual variations (#25932)

* Adds variations to immovable rod

* slash oopsie

* Changed prototypes from being hardcoded to being defined in the rules component

* Changed from 10% chance to 5%

* Changes based on feedback

* Fix nullable error

* Moved randomized logic to .yaml. Probabilities of alternate rods add up to 5%.

Resources/Prototypes/Entities/Objects/Fun/immovable_rod.yml

@@ -60,3 +60,86 @@
   components:
   - type: ImmovableRod
     randomizeVelocity: false
+
+- type: entity
+  parent: ImmovableRodKeepTilesStill
+  id: ImmovableRodMop
+  name: immovable mop
+  description: Hurled like a javelin, with the power of a thousand furious janitors.
+  components:
+  - type: Sprite
+    sprite: Objects/Specific/Janitorial/mop.rsi
+    state: mop
+    rotation: 225
+    noRot: false
+
+- type: entity
+  parent: ImmovableRodKeepTilesStill
+  id: ImmovableRodShark
+  name: immovable shark
+  description: SHARK TORNADO!
+  components:
+  - type: Sprite
+    sprite: Objects/Fun/sharkplush.rsi
+    state: blue
+    rotation: 90
+    noRot: false
+
+- type: entity
+  parent: ImmovableRodKeepTilesStill
+  id: ImmovableRodClown
+  name: immovable clown
+  description: Ejected from the neighbouring station one solar system over. HONK!
+  components:
+  - type: Sprite
+    sprite: Markers/jobs.rsi
+    state: clown
+    rotation: 180
+    noRot: false
+
+- type: entity
+  parent: ImmovableRodKeepTilesStill
+  id: ImmovableRodBanana
+  name: immovable banana
+  description: At least you won't slip on it.
+  components:
+  - type: Sprite
+    sprite: Objects/Specific/Hydroponics/banana.rsi
+    state: produce
+    noRot: false
+
+- type: entity
+  parent: ImmovableRodKeepTilesStill
+  id: ImmovableRodHammer
+  name: immovable hammer
+  description: Bwoink.
+  components:
+  - type: Sprite
+    sprite: Objects/Weapons/Melee/sledgehammer.rsi
+    state: icon
+    rotation: 225
+    noRot: false
+
+- type: entity
+  parent: ImmovableRodKeepTilesStill
+  id: ImmovableRodThrongler
+  name: immovable throngler
+  description: If you catch it, you can keep it.
+  components:
+  - type: Sprite
+    sprite: Objects/Weapons/Melee/Throngler2.rsi
+    state: icon
+    rotation: 225
+    noRot: false
+
+- type: entity
+  parent: ImmovableRodKeepTilesStill
+  id: ImmovableRodGibstick
+  name: immovable gibstick
+  description: What did you expect?
+  components:
+  - type: Sprite
+    sprite: Objects/Weapons/Melee/debug.rsi
+    state: icon
+    rotation: 225
+    noRot: false

Resources/Prototypes/GameRules/events.yml

@@ -454,6 +454,31 @@
     earliestStart: 45
     minimumPlayers: 20
   - type: ImmovableRodRule
+    rodPrototypes:
+    - id: ImmovableRodKeepTilesStill
+      prob: 0.95
+      orGroup: rodProto
+    - id: ImmovableRodMop
+      prob: 0.0072
+      orGroup: rodProto
+    - id: ImmovableRodShark
+      prob: 0.0072
+      orGroup: rodProto
+    - id: ImmovableRodClown
+      prob: 0.0072
+      orGroup: rodProto
+    - id: ImmovableRodBanana
+      prob: 0.0072
+      orGroup: rodProto
+    - id: ImmovableRodHammer
+      prob: 0.0072
+      orGroup: rodProto
+    - id: ImmovableRodThrongler
+      prob: 0.0072
+      orGroup: rodProto
+    - id: ImmovableRodGibstick
+      prob: 0.0072
+      orGroup: rodProto
 
 - type: entity
   noSpawn: true