Paper and pen (#582)

* A very basic paper and pen implementation

* Removes SharedWriteComponent

* Update ContentNetIDs.cs

Content.Client/EntryPoint.cs

@@ -129,7 +129,9 @@ namespace Content.Client
                 "ShuttleController",
                 "HumanInventoryController",
                 "UseDelay",
-                "Pourable"
+                "Pourable",
+                "Paper",
+                "Write"
             };
 
             foreach (var ignoreName in registerIgnore)

Content.Client/GameObjects/Components/Paper/PaperBoundUserInterface.cs

@@ -0,0 +1,44 @@
+using Content.Shared.GameObjects.Components;
+using Robust.Client.GameObjects.Components.UserInterface;
+using Robust.Client.UserInterface.Controls;
+using Robust.Shared.GameObjects.Components.UserInterface;
+
+namespace Content.Client.GameObjects.Components
+{
+    public class PaperBoundUserInterface : BoundUserInterface
+    {
+        private PaperWindow _window;
+
+        public PaperBoundUserInterface(ClientUserInterfaceComponent owner, object uiKey) : base(owner, uiKey)
+        {
+        }
+
+        protected override void Open()
+        {
+            base.Open();
+            _window = new PaperWindow
+            {
+                Title = Owner.Owner.Name,
+            };
+            _window.OnClose += Close;
+            _window.Input.OnTextEntered += Input_OnTextEntered;
+            _window.OpenCentered();
+
+        }
+
+        protected override void UpdateState(BoundUserInterfaceState state)
+        {
+            base.UpdateState(state);
+            _window.Populate((SharedPaperComponent.PaperBoundUserInterfaceState)state);
+        }
+
+        private void Input_OnTextEntered(LineEdit.LineEditEventArgs obj)
+        {
+            if(!string.IsNullOrEmpty(obj.Text))
+            {
+                SendMessage(new SharedPaperComponent.PaperInputText(obj.Text));
+                _window.Input.Text = string.Empty;
+            }
+        }
+    }
+}

Content.Client/GameObjects/Components/Paper/PaperWindow.cs

@@ -0,0 +1,36 @@
+using Content.Shared.GameObjects.Components;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Shared.Maths;
+using Robust.Shared.Utility;
+
+namespace Content.Client.GameObjects.Components
+{
+    public class PaperWindow : SS14Window
+    {
+        private readonly RichTextLabel _label;
+        public readonly LineEdit Input;
+        protected override Vector2? CustomSize => (300, 300);
+
+        public PaperWindow()
+        {
+            var container = new VBoxContainer();
+            _label = new RichTextLabel();
+            Input = new LineEdit {Visible = false};
+            container.AddChild(_label);
+            container.AddChild(Input);
+            Contents.AddChild(container);
+        }
+
+        public void Populate(SharedPaperComponent.PaperBoundUserInterfaceState state)
+        {
+            if (state.Mode == SharedPaperComponent.PaperAction.Write)
+            {
+                Input.Visible = true;
+            }
+            var msg = new FormattedMessage();
+            msg.AddMarkup(state.Text);
+            _label.SetMessage(msg);
+        }
+    }
+}

Content.Server/GameObjects/Components/Paper/PaperComponent.cs

@@ -0,0 +1,78 @@
+using Content.Server.GameObjects.EntitySystems;
+using Content.Shared.GameObjects.Components;
+using Robust.Server.GameObjects;
+using Robust.Server.GameObjects.Components.UserInterface;
+using Robust.Server.Interfaces.GameObjects;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Utility;
+
+namespace Content.Server.GameObjects.Components.Interactable
+{
+    [RegisterComponent]
+    public class PaperComponent : SharedPaperComponent, IExamine, IAttackBy, IUse
+    {
+
+        private BoundUserInterface _userInterface;
+        private string _content;
+        private PaperAction _mode;
+
+        public override void Initialize()
+        {
+            base.Initialize();
+            _userInterface = Owner.GetComponent<ServerUserInterfaceComponent>()
+                .GetBoundUserInterface(PaperUiKey.Key);
+            _userInterface.OnReceiveMessage += OnUiReceiveMessage;
+            _content = "";
+            _mode = PaperAction.Read;
+            UpdateUserInterface();
+        }
+        private void UpdateUserInterface()
+        {
+            _userInterface.SetState(new PaperBoundUserInterfaceState(_content, _mode));
+        }
+
+        public void Examine(FormattedMessage message)
+        {
+            message.AddMarkup(_content);
+        }
+
+        public bool UseEntity(UseEntityEventArgs eventArgs)
+        {
+            if (!eventArgs.User.TryGetComponent(out IActorComponent actor))
+                return false;
+            _mode = PaperAction.Read;
+            UpdateUserInterface();
+            _userInterface.Open(actor.playerSession);
+            return true;
+        }
+
+        private void OnUiReceiveMessage(ServerBoundUserInterfaceMessage obj)
+        {
+            var msg = (PaperInputText) obj.Message;
+            if (string.IsNullOrEmpty(msg.Text))
+                return;
+
+            _content += msg.Text + '\n';
+
+            if (Owner.TryGetComponent(out SpriteComponent sprite))
+            {
+                sprite.LayerSetState(0, "paper_words");
+            }
+
+            UpdateUserInterface();
+        }
+
+        public bool AttackBy(AttackByEventArgs eventArgs)
+        {
+            if (!eventArgs.AttackWith.HasComponent<WriteComponent>())
+                return false;
+            if (!eventArgs.User.TryGetComponent(out IActorComponent actor))
+                return false;
+
+            _mode = PaperAction.Write;
+            UpdateUserInterface();
+            _userInterface.Open(actor.playerSession);
+            return true;
+        }
+    }
+}

Content.Server/GameObjects/Components/Paper/WriteComponent.cs

@@ -0,0 +1,11 @@
+using Content.Shared.GameObjects.Components;
+using Robust.Shared.GameObjects;
+
+namespace Content.Server.GameObjects.Components.Interactable
+{
+    [RegisterComponent]
+    public class WriteComponent : Component
+    {
+        public override string Name => "Write";
+    }
+}

Content.Shared/GameObjects/Components/SharedPaperComponent.cs

@@ -0,0 +1,63 @@
+using System;
+using System.Net.Mime;
+using Robust.Shared.GameObjects;
+using Robust.Shared.GameObjects.Components.UserInterface;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.GameObjects.Components
+{
+    public class SharedPaperComponent : Component
+    {
+        public override string Name => "Paper";
+
+        [Serializable, NetSerializable]
+        public class PaperBoundUserInterfaceState : BoundUserInterfaceState
+        {
+            public readonly string Text;
+            public readonly PaperAction Mode;
+
+            public PaperBoundUserInterfaceState(string text, PaperAction mode = PaperAction.Read)
+            {
+                Text = text;
+                Mode = mode;
+            }
+        }
+
+        [Serializable, NetSerializable]
+        public class PaperActionMessage : BoundUserInterfaceMessage
+        {
+            public readonly PaperAction Action;
+            public PaperActionMessage(PaperAction action)
+            {
+                Action = action;
+            }
+        }
+
+        [Serializable, NetSerializable]
+        public class PaperInputText : BoundUserInterfaceMessage
+        {
+            public readonly string Text;
+
+            public PaperInputText(string text)
+            {
+                Text = text;
+            }
+        }
+
+        [Serializable, NetSerializable]
+        public enum PaperUiKey
+        {
+            Key
+        }
+
+        [Serializable, NetSerializable]
+        public enum PaperAction
+        {
+            Read,
+            Write,
+            CrossOut,
+            Stamp
+        }
+
+    }
+}

Content.Shared/GameObjects/ContentNetIDs.cs

@@ -39,5 +39,6 @@
         public const uint WELDER = 1034;
         public const uint STACK = 1035;
         public const uint HANDHELD_LIGHT = 1036;
+        public const uint PAPER = 1037;
     }
 }

Resources/Prototypes/Entities/items/paper.yml

@@ -0,0 +1,37 @@
+- type: entity
+  name: Paper
+  parent: BaseItem
+  id: Paper
+  description: ''
+  components:
+  - type: Sprite
+    sprite: Objects/Misc/bureaucracy.rsi
+    state: paper
+  - type: Icon
+    sprite: Objects/Misc/bureaucracy.rsi
+    state: paper
+  - type: Item
+    sprite: Objects/Misc/bureaucracy.rsi
+    state: paper
+  - type: Paper
+  - type: UserInterface
+    interfaces:
+    - key: enum.PaperUiKey.Key
+      type: PaperBoundUserInterface
+
+- type: entity
+  name: Pen
+  parent: BaseItem
+  id: Pen
+  description: 'A dark ink pen'
+  components:
+    - type: Sprite
+      sprite: Objects/Misc/bureaucracy.rsi
+      state: pen
+    - type: Icon
+      sprite: Objects/Misc/bureaucracy.rsi
+      state: pen
+    - type: Item
+      sprite: Objects/Misc/bureaucracy.rsi
+      state: pen
+    - type: Write