Added power checks

Added power checks to:
Reagent Dispenser
Medical Scanner
Lathes
Research Console
Vending Machines

Added power device component to:
chem dispenser prototype
medical scanner prototype

Fixes for #706

Content.Server/GameObjects/Components/Chemistry/ReagentDispenserComponent.cs

@@ -2,6 +2,7 @@
 using System.Linq;
 using Content.Server.GameObjects.Components.Sound;
 using Content.Server.GameObjects.EntitySystems;
+using Content.Server.GameObjects.Components.Power;
 using Content.Server.Interfaces;
 using Content.Server.Interfaces.GameObjects;
 using Content.Shared.Chemistry;
@@ -46,6 +47,11 @@ namespace Content.Server.GameObjects.Components.Chemistry
         [ViewVariables]
         private SolutionComponent Solution => _beakerContainer.ContainedEntity.GetComponent<SolutionComponent>();
 
+        ///implementing PowerDeviceComponent
+        private PowerDeviceComponent _powerDevice;
+        private bool Powered => _powerDevice.Powered;
+
+
         /// <summary>
         /// Shows the serializer how to save/load this components yaml prototype.
         /// </summary>
@@ -70,6 +76,7 @@ namespace Content.Server.GameObjects.Components.Chemistry
 
             _beakerContainer =
                 ContainerManagerComponent.Ensure<ContainerSlot>($"{Name}-reagentContainerContainer", Owner);
+            _powerDevice = Owner.GetComponent<PowerDeviceComponent>();
 
             InitializeFromPrototype();
             UpdateUserInterface();
@@ -159,6 +166,9 @@ namespace Content.Server.GameObjects.Components.Chemistry
             //Check if player can interact in their current state
             if (!ActionBlockerSystem.CanInteract(playerEntity) || !ActionBlockerSystem.CanUse(playerEntity))
                 return false;
+            //Check if device is powered
+            if (!Powered)
+                return false;
 
             return true;
         }
@@ -251,6 +261,9 @@ namespace Content.Server.GameObjects.Components.Chemistry
                 return;
             }
 
+            if (!Powered)
+                return;
+
             var activeHandEntity = hands.GetActiveHand?.Owner;
             if (activeHandEntity == null)
             {

Content.Server/GameObjects/Components/Medical/MedicalScannerComponent.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using Content.Server.GameObjects.EntitySystems;
 using Content.Shared.GameObjects;
 using Content.Shared.GameObjects.Components.Medical;
+using Content.Server.GameObjects.Components.Power;
 using Robust.Server.GameObjects;
 using Robust.Server.GameObjects.Components.Container;
 using Robust.Server.GameObjects.Components.UserInterface;
@@ -24,6 +25,10 @@ namespace Content.Server.GameObjects.Components.Medical
         private readonly Vector2 _ejectOffset = new Vector2(-0.5f, 0f);
         public bool IsOccupied => _bodyContainer.ContainedEntity != null;
 
+        ///implementing PowerDeviceComponent
+        private PowerDeviceComponent _powerDevice;
+        private bool Powered => _powerDevice.Powered;
+
         public override void Initialize()
         {
             base.Initialize();
@@ -31,6 +36,7 @@ namespace Content.Server.GameObjects.Components.Medical
             _userInterface = Owner.GetComponent<ServerUserInterfaceComponent>()
                 .GetBoundUserInterface(MedicalScannerUiKey.Key);
             _bodyContainer = ContainerManagerComponent.Ensure<ContainerSlot>($"{Name}-bodyContainer", Owner);
+            _powerDevice = Owner.GetComponent<PowerDeviceComponent>();
             UpdateUserInterface();
         }
 
@@ -79,6 +85,8 @@ namespace Content.Server.GameObjects.Components.Medical
 
         private void UpdateUserInterface()
         {
+            if (!Powered)
+                return;
             var newState = GetUserInterfaceState();
             _userInterface.SetState(newState);
         }
@@ -112,6 +120,8 @@ namespace Content.Server.GameObjects.Components.Medical
             {
                 return;
             }
+            if (!Powered)
+                return;
             _userInterface.Open(actor.playerSession);
         }
 

Content.Server/GameObjects/Components/Research/LatheComponent.cs

@@ -62,38 +62,42 @@ namespace Content.Server.GameObjects.Components.Research
 
         private void UserInterfaceOnOnReceiveMessage(ServerBoundUserInterfaceMessage message)
         {
-            switch (message.Message)
+            if (!Powered)
-            {
+                return;
-                case LatheQueueRecipeMessage msg:
+                switch (message.Message)
-                    _prototypeManager.TryIndex(msg.ID, out LatheRecipePrototype recipe);
+                {
-                    if (recipe != null)
+                    case LatheQueueRecipeMessage msg:
-                        for (var i = 0; i < msg.Quantity; i++)
+                        _prototypeManager.TryIndex(msg.ID, out LatheRecipePrototype recipe);
-                        {
+                        if (recipe != null)
-                            Queue.Enqueue(recipe);
+                            for (var i = 0; i < msg.Quantity; i++)
-                            _userInterface.SendMessage(new LatheFullQueueMessage(GetIDQueue()));
+                            {
-                        }
+                                Queue.Enqueue(recipe);
-                    break;
+                                _userInterface.SendMessage(new LatheFullQueueMessage(GetIDQueue()));
-                case LatheSyncRequestMessage msg:
+                            }
-                    if (!Owner.TryGetComponent(out MaterialStorageComponent storage)) return;
+                        break;
-                    _userInterface.SendMessage(new LatheFullQueueMessage(GetIDQueue()));
+                    case LatheSyncRequestMessage msg:
-                    if (_producingRecipe != null)
+                        if (!Owner.TryGetComponent(out MaterialStorageComponent storage)) return;
-                        _userInterface.SendMessage(new LatheProducingRecipeMessage(_producingRecipe.ID));
+                        _userInterface.SendMessage(new LatheFullQueueMessage(GetIDQueue()));
-                    break;
+                        if (_producingRecipe != null)
+                            _userInterface.SendMessage(new LatheProducingRecipeMessage(_producingRecipe.ID));
+                        break;
 
-                case LatheServerSelectionMessage msg:
+                    case LatheServerSelectionMessage msg:
-                    if (!Owner.TryGetComponent(out ResearchClientComponent researchClient)) return;
+                        if (!Owner.TryGetComponent(out ResearchClientComponent researchClient)) return;
-                    researchClient.OpenUserInterface(message.Session);
+                        researchClient.OpenUserInterface(message.Session);
-                    break;
+                        break;
 
-                case LatheServerSyncMessage msg:
+                    case LatheServerSyncMessage msg:
-                    if (!Owner.TryGetComponent(out TechnologyDatabaseComponent database)
+                        if (!Owner.TryGetComponent(out TechnologyDatabaseComponent database)
-                    ||  !Owner.TryGetComponent(out ProtolatheDatabaseComponent protoDatabase)) return;
+                        || !Owner.TryGetComponent(out ProtolatheDatabaseComponent protoDatabase)) return;
+
+                        if (database.SyncWithServer())
+                            protoDatabase.Sync();
+
+                        break;
+                }
             
-                    if(database.SyncWithServer())
-                        protoDatabase.Sync();
 
-                    break;
-            }
         }
 
         internal bool Produce(LatheRecipePrototype recipe)

Content.Server/GameObjects/Components/Research/ResearchConsoleComponent.cs

@@ -46,6 +46,8 @@ namespace Content.Server.GameObjects.Components.Research
         private void UserInterfaceOnOnReceiveMessage(ServerBoundUserInterfaceMessage message)
         {
             if (!Owner.TryGetComponent(out TechnologyDatabaseComponent database)) return;
+            if (!Powered)
+                return;
 
             switch (message.Message)
             {

Content.Server/GameObjects/Components/VendingMachines/VendingMachineComponent.cs

@@ -47,6 +47,8 @@ namespace Content.Server.GameObjects.Components.VendingMachines
             {
                 return;
             }
+            if (!Powered)
+                return;
 
             var wires = Owner.GetComponent<WiresComponent>();
             if (wires.IsPanelOpen)
@@ -121,6 +123,9 @@ namespace Content.Server.GameObjects.Components.VendingMachines
 
         private void UserInterfaceOnOnReceiveMessage(ServerBoundUserInterfaceMessage serverMsg)
         {
+            if (!Powered)
+                return;
+
             var message = serverMsg.Message;
             switch (message)
             {

Resources/Prototypes/Entities/buildings/chem_dispenser.yml

@@ -10,6 +10,7 @@
     texture: Buildings/chemicals.rsi/industrial_dispenser.png
   - type: ReagentDispenser
     pack: ChemDispenserStandardInventory
+  - type: PowerDevice
 
 - type: reagentDispenserInventory
   id: ChemDispenserStandardInventory

Resources/Prototypes/Entities/buildings/medical_scanner.yml

@@ -11,7 +11,7 @@
       map: ["enum.MedicalScannerVisualLayers.Machine"]
     - state: scanner_terminal_blue
       map: ["enum.MedicalScannerVisualLayers.Terminal"]
-
+  - type: PowerDevice
   - type: Icon
     sprite: Buildings/medical_scanner.rsi
     state: scanner_open