Spray Nozzle & Backpack Water Tank (#16133)

Resources/Prototypes/Catalog/Research/technologies.yml

@@ -43,6 +43,20 @@
     - AdvMopItem
     - MegaSprayBottle
 
+- type: technology
+  id: AdvancedSprayTechnology
+  name: technologies-advanced-spray-technology
+  description: technologies-advanced-spray-technology-description
+  icon:
+    sprite: Objects/Weapons/Guns/Basic/spraynozzle.rsi
+    state: icon
+  requiredPoints: 7500
+  requiredTechnologies:
+  - AdvancedCleaningTechnology
+  unlockedRecipes:
+  - WeaponSprayNozzle
+  - ClothingBackpackWaterTank
+
 # Food/Bev Service Technology Tree
 
 - type: technology

Resources/Prototypes/Entities/Clothing/Back/specific.yml

@@ -21,3 +21,45 @@
           type: StorageBoundUserInterface
         - key: enum.ChameleonUiKey.Key
           type: ChameleonBoundUserInterface
+
+- type: entity
+  parent: Clothing
+  id: ClothingBackpackWaterTank
+  name: backpack water tank
+  description: Holds a large amount of fluids. Supplies to spray nozzles in your hands.
+  components:
+  - type: Tag
+    tags: 
+    - NozzleBackTank
+  - type: Sprite
+    sprite: Clothing/Back/Backpacks/waterbackpack.rsi
+    state: icon
+  - type: Item
+    size: 200
+  - type: Clothing
+    slots: BACK
+    sprite: Clothing/Back/Backpacks/waterbackpack.rsi
+  - type: SolutionAmmoProvider
+    solutionId: tank
+    proto: BulletWaterShot
+  - type: SolutionContainerManager
+    solutions:
+      tank:
+        maxVol: 1000 #much water
+  - type: SolutionTransfer
+    transferAmount: 50
+    maxTransferAmount: 100
+    minTransferAmount: 10
+    canChangeTransferAmount: true
+  - type: UserInterface
+    interfaces:
+    - key: enum.TransferAmountUiKey.Key
+      type: TransferAmountBoundUserInterface
+  - type: DrawableSolution
+    solution: tank
+  - type: RefillableSolution
+    solution: tank
+  - type: DrainableSolution
+    solution: tank
+  - type: ExaminableSolution
+    solution: tank

Resources/Prototypes/Entities/Objects/Weapons/Guns/Basic/spraynozzle.yml

@@ -0,0 +1,26 @@
+- type: entity
+  id: WeaponSprayNozzle
+  parent: BaseItem
+  name: spray nozzle
+  description: A high-powered spray nozzle used in conjunction with a backpack-mounted water tank.
+  components:
+  - type: Sprite
+    sprite: Objects/Weapons/Guns/Basic/spraynozzle.rsi
+    state: icon
+  - type: Item
+    sprite: Objects/Weapons/Guns/Basic/spraynozzle.rsi
+    size: 30
+  - type: Gun
+    cameraRecoilScalar: 0 #no recoil
+    fireRate: 4
+    selectedMode: FullAuto
+    availableModes:
+    - FullAuto
+    soundGunshot:
+      path: /Audio/Weapons/Guns/Gunshots/water_spray.ogg
+  - type: Appearance
+  - type: ClothingSlotAmmoProvider
+    targetSlot: BACK
+    providerWhitelist:
+      tags:
+      - NozzleBackTank

Resources/Prototypes/Entities/Objects/Weapons/Guns/Projectiles/projectiles.yml

@@ -566,6 +566,47 @@
     - type: Ammo
       muzzleFlash: null
 
+- type: entity
+  id: BulletWaterShot
+  name: water
+  noSpawn: true
+  components:
+  - type: Clickable
+  - type: Physics
+    bodyType: Dynamic
+    linearDamping: 0
+    angularDamping: 0
+  - type: TimedDespawn
+    lifetime: 10
+  - type: Projectile
+    damage:
+      types:
+        Blunt: 0 #it's just water, bro
+  - type: Sprite
+    sprite: Objects/Weapons/Guns/Projectiles/water_shot.rsi
+    layers:
+    - state: icon
+      map: ["enum.VaporVisualLayers.Base"]
+  - type: Ammo
+    muzzleFlash: null
+  - type: SolutionContainerManager
+    solutions:
+      vapor:
+        maxVol: 50
+  - type: Fixtures
+    fixtures:
+    - shape:
+        !type:PhysShapeAabb
+        bounds: "-0.25,-0.25,0.25,0.25"
+      hard: false
+      mask:
+      - FullTileMask
+      - Opaque
+  - type: Vapor
+    active: true
+  - type: Appearance
+  - type: VaporVisuals
+
 - type: entity
   id: BulletCannonBall
   name: cannonball

Resources/Prototypes/Entities/Structures/Machines/lathe.yml

@@ -215,6 +215,8 @@
       - Bucket
       - MopItem
       - AdvMopItem
+      - WeaponSprayNozzle
+      - ClothingBackpackWaterTank
       - SprayBottle
       - MegaSprayBottle
       - FireExtinguisher

Resources/Prototypes/Recipes/Lathes/janitorial.yml

@@ -64,3 +64,19 @@
     Plastic: 400
     Steel: 100
     Glass: 100
+
+- type: latheRecipe
+  id: WeaponSprayNozzle
+  result: WeaponSprayNozzle
+  completetime: 5
+  materials:
+    Steel: 1500
+    Glass: 500
+
+- type: latheRecipe
+  id: ClothingBackpackWaterTank
+  result: ClothingBackpackWaterTank
+  completetime: 4
+  materials:
+    Steel: 250
+    Glass: 1000

Resources/Prototypes/tags.yml

@@ -504,6 +504,9 @@
 - type: Tag
   id: NoBlockAnchoring
 
+- type: Tag
+  id: NozzleBackTank
+
 - type: Tag
   id: NukeOpsUplink