Merge pull request #865 from Zumorica/2020-04-28-tool-component

Tool refactor, multi tools

Content.Client/Construction/ConstructionMenu.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Linq;
 using Content.Client.GameObjects.Components.Construction;
 using Content.Shared.Construction;
+using Content.Shared.GameObjects.Components.Interactable;
 using Robust.Client.Graphics;
 using Robust.Client.Interfaces.Placement;
 using Robust.Client.Interfaces.ResourceManagement;
@@ -180,27 +181,27 @@ namespace Content.Client.Construction
 
                             break;
                         case ConstructionStepTool tool:
-                            switch (tool.Tool)
+                            switch (tool.ToolQuality)
                             {
-                                case ConstructionStepTool.ToolType.Wrench:
+                                case ToolQuality.Anchoring:
                                     icon = ResourceCache.GetResource<TextureResource>("/Textures/Objects/Tools/wrench.png");
                                     text = "Wrench";
                                     break;
-                                case ConstructionStepTool.ToolType.Crowbar:
+                                case ToolQuality.Prying:
                                     icon = ResourceCache.GetResource<TextureResource>("/Textures/Objects/Tools/crowbar.png");
                                     text = "Crowbar";
                                     break;
-                                case ConstructionStepTool.ToolType.Screwdriver:
+                                case ToolQuality.Screwing:
                                     icon = ResourceCache.GetResource<TextureResource>(
                                         "/Textures/Objects/Tools/screwdriver.png");
                                     text = "Screwdriver";
                                     break;
-                                case ConstructionStepTool.ToolType.Welder:
+                                case ToolQuality.Welding:
                                     icon = ResourceCache.GetResource<RSIResource>("/Textures/Objects/tools.rsi")
                                         .RSI["welder"].Frame0;
                                     text = $"Welding tool ({tool.Amount} fuel)";
                                     break;
-                                case ConstructionStepTool.ToolType.Wirecutters:
+                                case ToolQuality.Cutting:
                                     icon = ResourceCache.GetResource<TextureResource>(
                                         "/Textures/Objects/Tools/wirecutter.png");
                                     text = "Wirecutters";

Content.Client/GameObjects/Components/Interactable/MultiToolComponent.cs

@@ -0,0 +1,79 @@
+using System;
+using Content.Client.UserInterface.Stylesheets;
+using Content.Client.Utility;
+using Content.Shared.GameObjects;
+using Content.Shared.GameObjects.Components.Interactable;
+using Robust.Client.UserInterface;
+using Robust.Client.UserInterface.Controls;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Localization;
+using Robust.Shared.Serialization;
+using Robust.Shared.Timing;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Client.GameObjects.Components.Interactable
+{
+    [RegisterComponent]
+    public class MultiToolComponent : Component, IItemStatus
+    {
+        private ToolQuality _behavior;
+        private bool _statusShowBehavior;
+
+        [ViewVariables(VVAccess.ReadWrite)] private bool _uiUpdateNeeded;
+        [ViewVariables] public bool StatusShowBehavior => _statusShowBehavior;
+        [ViewVariables] public ToolQuality Behavior => _behavior;
+
+        public override string Name => "MultiTool";
+        public override uint? NetID => ContentNetIDs.MULTITOOLS;
+
+        public override void ExposeData(ObjectSerializer serializer)
+        {
+            base.ExposeData(serializer);
+            serializer.DataField(ref _statusShowBehavior, "statusShowBehavior", true);
+        }
+
+        public override void HandleComponentState(ComponentState curState, ComponentState nextState)
+        {
+            if (!(curState is MultiToolComponentState tool)) return;
+
+            _behavior = tool.Quality;
+            _uiUpdateNeeded = true;
+
+        }
+
+        public Control MakeControl() => new StatusControl(this);
+
+        private sealed class StatusControl : Control
+        {
+            private readonly MultiToolComponent _parent;
+            private readonly RichTextLabel _label;
+
+            public StatusControl(MultiToolComponent parent)
+            {
+                _parent = parent;
+                _label = new RichTextLabel {StyleClasses = {StyleNano.StyleClassItemStatus}};
+                AddChild(_label);
+
+                parent._uiUpdateNeeded = true;
+            }
+
+            protected override void Update(FrameEventArgs args)
+            {
+                base.Update(args);
+
+                if (!_parent._uiUpdateNeeded)
+                {
+                    return;
+                }
+
+                _parent._uiUpdateNeeded = false;
+
+                if(!_parent.StatusShowBehavior)
+                    _label.SetMarkup(string.Empty);
+                else
+                    _label.SetMarkup(_parent.Behavior.ToString());
+
+            }
+        }
+    }
+}

Content.Client/GameObjects/Components/Interactable/WelderComponent.cs

@@ -1,39 +1,44 @@
-using System;
+using System;
-using Content.Client.UserInterface;
 using Content.Client.UserInterface.Stylesheets;
 using Content.Client.Utility;
 using Content.Shared.GameObjects;
-using Content.Shared.GameObjects.Components;
+using Content.Shared.GameObjects.Components.Interactable;
 using Robust.Client.UserInterface;
 using Robust.Client.UserInterface.Controls;
 using Robust.Shared.GameObjects;
 using Robust.Shared.Localization;
+using Robust.Shared.Serialization;
 using Robust.Shared.Timing;
 using Robust.Shared.ViewVariables;
 
-namespace Content.Client.GameObjects.Components
+namespace Content.Client.GameObjects.Components.Interactable
 {
     [RegisterComponent]
-    public class WelderComponent : Component, IItemStatus
+    public class WelderComponent : SharedToolComponent, IItemStatus
     {
         public override string Name => "Welder";
         public override uint? NetID => ContentNetIDs.WELDER;
 
+        private ToolQuality _behavior;
+        [ViewVariables(VVAccess.ReadWrite)] private bool _uiUpdateNeeded;
         [ViewVariables] public float FuelCapacity { get; private set; }
         [ViewVariables] public float Fuel { get; private set; }
         [ViewVariables] public bool Activated { get; private set; }
+        [ViewVariables] public override ToolQuality Qualities => _behavior;
 
-        [ViewVariables(VVAccess.ReadWrite)] private bool _uiUpdateNeeded;
+        public override void ExposeData(ObjectSerializer serializer)
+        {
+        }
 
         public override void HandleComponentState(ComponentState curState, ComponentState nextState)
         {
-            if (!(curState is WelderComponentState cast))
+            if (!(curState is WelderComponentState weld))
                 return;
 
-            FuelCapacity = cast.FuelCapacity;
+            FuelCapacity = weld.FuelCapacity;
-            Fuel = cast.Fuel;
+            Fuel = weld.Fuel;
-            Activated = cast.Activated;
+            Activated = weld.Activated;
-
+            _behavior = weld.Quality;
             _uiUpdateNeeded = true;
         }
 

Content.Server/GameObjects/Components/AnchorableComponent.cs

@@ -1,6 +1,6 @@
-using Content.Server.GameObjects.Components.Interactable.Tools;
+using Content.Server.GameObjects.Components.Interactable;
 using Content.Server.GameObjects.EntitySystems;
-using Content.Server.Utility;
+using Content.Shared.GameObjects.Components.Interactable;
 using Robust.Server.GameObjects;
 using Robust.Server.GameObjects.EntitySystems;
 using Robust.Shared.GameObjects;
@@ -12,31 +12,26 @@ using Robust.Shared.Utility;
 namespace Content.Server.GameObjects.Components
 {
     [RegisterComponent]
-    public class WrenchableComponent : Component, IInteractUsing
+    public class AnchorableComponent : Component, IInteractUsing
     {
-        public override string Name => "Wrenchable";
+        public override string Name => "Anchorable";
-        private AudioSystem _audioSystem;
 
         public override void Initialize()
         {
             base.Initialize();
-            _audioSystem = EntitySystem.Get<AudioSystem>();
+            Owner.EnsureComponent<PhysicsComponent>();
         }
 
         public bool InteractUsing(InteractUsingEventArgs eventArgs)
         {
-            if (!eventArgs.Using.HasComponent<WrenchComponent>())
+            if (!Owner.TryGetComponent(out PhysicsComponent physics)
-            {
+                || !eventArgs.AttackWith.TryGetComponent(out ToolComponent tool))
                 return false;
-            }
 
-            if (!Owner.TryGetComponent(out PhysicsComponent physics))
+            if (!tool.UseTool(eventArgs.User, Owner, ToolQuality.Anchoring))
-            {
                 return false;
-            }
 
             physics.Anchored = !physics.Anchored;
-            _audioSystem.Play("/Audio/items/ratchet.ogg", Owner);
 
             return true;
         }

Content.Server/GameObjects/Components/Construction/ConstructionComponent.cs

@@ -1,12 +1,13 @@
 using System;
 using System.Collections.Generic;
-using Content.Server.GameObjects.Components.Interactable.Tools;
+using Content.Server.GameObjects.Components.Interactable;
 using Content.Server.GameObjects.Components.Stack;
 using Content.Server.GameObjects.EntitySystems;
 using Content.Server.Interfaces;
 using Content.Server.Utility;
 using Content.Shared.Construction;
 using Content.Shared.GameObjects.Components;
+using Content.Shared.GameObjects.Components.Interactable;
 using Robust.Server.GameObjects;
 using Robust.Server.GameObjects.EntitySystems;
 using Robust.Server.Interfaces.GameObjects;
@@ -64,7 +65,7 @@ namespace Content.Server.GameObjects.Components.Construction
 
             var stage = Prototype.Stages[Stage];
 
-            if (TryProcessStep(stage.Forward, eventArgs.Using))
+            if (TryProcessStep(stage.Forward, eventArgs.Using, eventArgs.User))
             {
                 Stage++;
                 if (Stage == Prototype.Stages.Count - 1)
@@ -84,7 +85,7 @@ namespace Content.Server.GameObjects.Components.Construction
                 }
             }
 
-            else if (TryProcessStep(stage.Backward, eventArgs.Using))
+            else if (TryProcessStep(stage.Backward, eventArgs.Using, eventArgs.User))
             {
                 Stage--;
                 if (Stage == 0)
@@ -120,7 +121,7 @@ namespace Content.Server.GameObjects.Components.Construction
 
         }
 
-        bool TryProcessStep(ConstructionStep step, IEntity slapped)
+        bool TryProcessStep(ConstructionStep step, IEntity slapped, IEntity user)
         {
             if (step == null)
             {
@@ -143,52 +144,16 @@ namespace Content.Server.GameObjects.Components.Construction
                         sound.Play("/Audio/items/deconstruct.ogg", Transform.GridPosition);
                     return true;
                 case ConstructionStepTool toolStep:
-                    switch (toolStep.Tool)
+                    if (!slapped.TryGetComponent<ToolComponent>(out var tool))
-                    {
-                        case ToolType.Crowbar:
-                            if (slapped.HasComponent<CrowbarComponent>())
-                            {
-                                sound.Play("/Audio/items/crowbar.ogg", Transform.GridPosition);
-                                return true;
-                            }
                         return false;
-                        case ToolType.Welder:
+
-                            if (slapped.TryGetComponent(out WelderComponent welder) && welder.TryUse(toolStep.Amount))
+                    // Handle welder manually since tool steps specify fuel amount needed, for some reason.
-                            {
+                    if (toolStep.ToolQuality.HasFlag(ToolQuality.Welding))
-                                if (_random.NextDouble() > 0.5)
+                        return slapped.TryGetComponent<WelderComponent>(out var welder)
-                                    sound.Play("/Audio/items/welder.ogg", Transform.GridPosition);
+                               && welder.UseTool(user, Owner, toolStep.ToolQuality, toolStep.Amount);
-                                else
+
-                                    sound.Play("/Audio/items/welder2.ogg", Transform.GridPosition);
+                    return tool.UseTool(user, Owner, toolStep.ToolQuality);
-                                return true;
+
-                            }
-                            return false;
-                        case ToolType.Wrench:
-                            if (slapped.HasComponent<WrenchComponent>())
-                            {
-                                sound.Play("/Audio/items/ratchet.ogg", Transform.GridPosition);
-                                return true;
-                            }
-                            return false;
-                        case ToolType.Screwdriver:
-                            if (slapped.HasComponent<ScrewdriverComponent>())
-                            {
-                                if (_random.NextDouble() > 0.5)
-                                    sound.Play("/Audio/items/screwdriver.ogg", Transform.GridPosition);
-                                else
-                                    sound.Play("/Audio/items/screwdriver2.ogg", Transform.GridPosition);
-                                return true;
-                            }
-                            return false;
-                        case ToolType.Wirecutters:
-                            if (slapped.HasComponent<WirecutterComponent>())
-                            {
-                                sound.Play("/Audio/items/wirecutter.ogg", Transform.GridPosition);
-                                return true;
-                            }
-                            return false;
-                        default:
-                            throw new NotImplementedException();
-                    }
                 default:
                     throw new NotImplementedException();
             }

Content.Server/GameObjects/Components/Doors/AirlockComponent.cs

@@ -1,12 +1,13 @@
 using System;
 using System.Threading;
-using Content.Server.GameObjects.Components.Interactable.Tools;
+using Content.Server.GameObjects.Components.Interactable;
 using Content.Server.GameObjects.Components.Power;
 using Content.Server.GameObjects.Components.VendingMachines;
 using Content.Server.GameObjects.EntitySystems;
 using Content.Server.Interfaces;
 using Content.Server.Utility;
 using Content.Shared.GameObjects.Components.Doors;
+using Content.Shared.GameObjects.Components.Interactable;
 using Robust.Server.GameObjects;
 using Robust.Server.Interfaces.GameObjects;
 using Robust.Shared.GameObjects;
@@ -201,8 +202,11 @@ namespace Content.Server.GameObjects.Components.Doors
 
         public bool InteractUsing(InteractUsingEventArgs eventArgs)
         {
-            if (eventArgs.Using.HasComponent<CrowbarComponent>())
+            if (!eventArgs.AttackWith.TryGetComponent<ToolComponent>(out var tool))
-            {
+                return false;
+
+            if (!tool.UseTool(eventArgs.User, Owner, ToolQuality.Prying)) return false;
+
             if (IsPowered())
             {
                 var notify = IoCManager.Resolve<IServerNotifyManager>();
@@ -211,17 +215,12 @@ namespace Content.Server.GameObjects.Components.Doors
             }
 
             if (State == DoorState.Closed)
-                {
                 Open();
-                }
             else if(State == DoorState.Open)
-                {
                 Close();
-                }
-                return true;
-            }
 
-            return false;
+            return true;
+
         }
     }
 }

Content.Server/GameObjects/Components/Gravity/GravityGeneratorComponent.cs

@@ -1,10 +1,11 @@
 using Content.Server.GameObjects.Components.Damage;
-using Content.Server.GameObjects.Components.Interactable.Tools;
+using Content.Server.GameObjects.Components.Interactable;
 using Content.Server.GameObjects.Components.Power;
 using Content.Server.GameObjects.EntitySystems;
 using Content.Server.Interfaces;
 using Content.Server.Utility;
 using Content.Shared.GameObjects.Components.Gravity;
+using Content.Shared.GameObjects.Components.Interactable;
 using Microsoft.EntityFrameworkCore.Metadata.Builders;
 using Robust.Server.GameObjects;
 using Robust.Server.GameObjects.Components.UserInterface;
@@ -103,27 +104,24 @@ namespace Content.Server.GameObjects.Components.Gravity
 
         public bool InteractUsing(InteractUsingEventArgs eventArgs)
         {
-            if (!eventArgs.Using.TryGetComponent<WelderComponent>(out var welder)) return false;
+            if (!eventArgs.Using.TryGetComponent(out WelderComponent tool))
+                return false;
+
+            if (!tool.UseTool(eventArgs.User, Owner, ToolQuality.Welding, 5f))
+                return false;
 
-            if (welder.TryUse(5.0f))
-            {
             // Repair generator
-                var damagable = Owner.GetComponent<DamageableComponent>();
+            var damageable = Owner.GetComponent<DamageableComponent>();
             var breakable = Owner.GetComponent<BreakableComponent>();
-                damagable.HealAllDamage();
+            damageable.HealAllDamage();
             breakable.broken = false;
             _intact = true;
 
             var notifyManager = IoCManager.Resolve<IServerNotifyManager>();
 
-                EntitySystem.Get<AudioSystem>().Play("/Audio/items/welder2.ogg", Owner);
             notifyManager.PopupMessage(Owner, eventArgs.User, Loc.GetString("You repair the gravity generator with the welder"));
 
             return true;
-            } else
-            {
-                return false;
-            }
         }
 
         public void OnBreak(BreakageEventArgs eventArgs)

Content.Server/GameObjects/Components/Interactable/MultitoolComponent.cs

@@ -0,0 +1,123 @@
+using System.Collections.Generic;
+using Content.Server.GameObjects.EntitySystems;
+using Content.Shared.GameObjects;
+using Content.Shared.GameObjects.Components.Interactable;
+using Robust.Server.GameObjects;
+using Robust.Server.GameObjects.EntitySystems;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.Interfaces.Serialization;
+using Robust.Shared.IoC;
+using Robust.Shared.Serialization;
+
+namespace Content.Server.GameObjects.Components.Interactable
+{
+    /// <summary>
+    ///     Not to be confused with Multitool (power)
+    /// </summary>
+    [RegisterComponent]
+    public class MultiToolComponent : Component, IUse
+    {
+        public class ToolEntry : IExposeData
+        {
+            private string _state;
+            private string _sound;
+            private string _soundCollection;
+            private string _texture;
+            private string _sprite;
+            private string _changeSound;
+
+            public ToolQuality Behavior { get; private set; }
+            public string State => _state;
+            public string Texture => _texture;
+            public string Sprite => _sprite;
+            public string Sound => _sound;
+            public string SoundCollection => _soundCollection;
+            public string ChangeSound => _changeSound;
+
+            public void ExposeData(ObjectSerializer serializer)
+            {
+                serializer.DataField(this, x => Behavior, "behavior", ToolQuality.None);
+                serializer.DataField(ref _state, "state", string.Empty);
+                serializer.DataField(ref _sprite, "sprite", string.Empty);
+                serializer.DataField(ref _texture, "texture", string.Empty);
+                serializer.DataField(ref _sound, "useSound", string.Empty);
+                serializer.DataField(ref _soundCollection, "useSoundCollection", string.Empty);
+                serializer.DataField(ref _changeSound, "changeSound", string.Empty);
+            }
+        }
+
+#pragma warning disable 649
+        [Dependency] private IEntitySystemManager _entitySystemManager;
+#pragma warning restore 649
+
+        public override string Name => "MultiTool";
+        public override uint? NetID => ContentNetIDs.MULTITOOLS;
+        private List<ToolEntry> _tools;
+        private int _currentTool = 0;
+
+        private AudioSystem _audioSystem;
+        private ToolComponent _tool;
+        private SpriteComponent _sprite;
+
+        public override void Initialize()
+        {
+            base.Initialize();
+            Owner.TryGetComponent(out _tool);
+            Owner.TryGetComponent(out _sprite);
+
+            _audioSystem = _entitySystemManager.GetEntitySystem<AudioSystem>();
+
+            SetTool();
+        }
+
+        public void Cycle()
+        {
+            _currentTool = (_currentTool + 1) % _tools.Count;
+            SetTool();
+            var current = _tools[_currentTool];
+            if(!string.IsNullOrEmpty(current.ChangeSound))
+                _audioSystem.Play(current.ChangeSound, Owner);
+        }
+
+        private void SetTool()
+        {
+            if (_tool == null) return;
+
+            var current = _tools[_currentTool];
+
+            _tool.UseSound = current.Sound;
+            _tool.UseSoundCollection = current.SoundCollection;
+            _tool.Qualities = current.Behavior;
+
+            if (_sprite == null) return;
+
+            if (string.IsNullOrEmpty(current.Texture))
+                if (!string.IsNullOrEmpty(current.Sprite))
+                    _sprite.LayerSetState(0, current.State, current.Sprite);
+                else
+                    _sprite.LayerSetState(0, current.State);
+            else
+                _sprite.LayerSetTexture(0, current.Texture);
+
+            Dirty();
+        }
+
+        public override void ExposeData(ObjectSerializer serializer)
+        {
+            base.ExposeData(serializer);
+            serializer.DataField(ref _tools, "tools", new List<ToolEntry>());
+        }
+
+        public bool UseEntity(UseEntityEventArgs eventArgs)
+        {
+            Cycle();
+            return true;
+        }
+
+        public override ComponentState GetComponentState()
+        {
+            return new MultiToolComponentState(_tool.Qualities);
+        }
+    }
+}

Content.Server/GameObjects/Components/Interactable/TilePryingComponent.cs

@@ -0,0 +1,68 @@
+using Content.Server.GameObjects.EntitySystems;
+using Content.Shared.GameObjects.Components.Interactable;
+using Content.Shared.Maps;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.Interfaces.Map;
+using Robust.Shared.Interfaces.Random;
+using Robust.Shared.IoC;
+using Robust.Shared.Map;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Serialization;
+
+namespace Content.Server.GameObjects.Components.Interactable
+{
+    [RegisterComponent]
+    public class TilePryingComponent : Component, IAfterAttack
+    {
+#pragma warning disable 649
+        [Dependency] private IEntitySystemManager _entitySystemManager;
+        [Dependency] private readonly ITileDefinitionManager _tileDefinitionManager;
+        [Dependency] private readonly IMapManager _mapManager;
+        [Dependency] private readonly IPrototypeManager _prototypeManager;
+        [Dependency] private readonly IRobustRandom _robustRandom;
+#pragma warning restore 649
+
+        public override string Name => "TilePrying";
+        private bool _toolComponentNeeded = true;
+
+        public void AfterAttack(AfterAttackEventArgs eventArgs)
+        {
+            TryPryTile(eventArgs.User, eventArgs.ClickLocation);
+        }
+
+        public override void ExposeData(ObjectSerializer serializer)
+        {
+            base.ExposeData(serializer);
+            serializer.DataField(ref _toolComponentNeeded, "toolComponentNeeded", true);
+        }
+
+        public void TryPryTile(IEntity user, GridCoordinates clickLocation)
+        {
+            if (!Owner.TryGetComponent<ToolComponent>(out var tool) && _toolComponentNeeded)
+                return;
+
+            var mapGrid = _mapManager.GetGrid(clickLocation.GridID);
+            var tile = mapGrid.GetTileRef(clickLocation);
+
+            var coordinates = mapGrid.GridTileToLocal(tile.GridIndices);
+
+            if (!_entitySystemManager.GetEntitySystem<InteractionSystem>().InRangeUnobstructed(user.Transform.MapPosition, coordinates.ToMapPos(_mapManager), ignoredEnt:user))
+                return;
+
+            var tileDef = (ContentTileDefinition)_tileDefinitionManager[tile.Tile.TypeId];
+
+            if (!tileDef.CanCrowbar) return;
+
+            if (_toolComponentNeeded && !tool.UseTool(user, null, ToolQuality.Prying))
+                return;
+
+            var underplating = _tileDefinitionManager["underplating"];
+            mapGrid.SetTile(clickLocation, new Tile(underplating.TileId));
+
+            //Actually spawn the relevant tile item at the right position and give it some offset to the corner.
+            var tileItem = Owner.EntityManager.SpawnEntity(tileDef.ItemDropPrototypeName, coordinates);
+            tileItem.Transform.WorldPosition += (0.2f, 0.2f);
+        }
+    }
+}

Content.Server/GameObjects/Components/Interactable/ToolComponent.cs

@@ -0,0 +1,142 @@
+// Only unused on .NET Core due to KeyValuePair.Deconstruct
+// ReSharper disable once RedundantUsingDirective
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection.Metadata.Ecma335;
+using Content.Server.GameObjects.Components.Chemistry;
+using Content.Server.GameObjects.EntitySystems;
+using Content.Shared.Audio;
+using Content.Shared.Chemistry;
+using Content.Shared.GameObjects;
+using Content.Shared.GameObjects.Components;
+using Content.Shared.GameObjects.Components.Interactable;
+using Content.Shared.Maps;
+using Robust.Server.GameObjects;
+using Robust.Server.GameObjects.EntitySystems;
+using Robust.Shared.Audio;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.Interfaces.Map;
+using Robust.Shared.Interfaces.Random;
+using Robust.Shared.IoC;
+using Robust.Shared.Localization;
+using Robust.Shared.Log;
+using Robust.Shared.Map;
+using Robust.Shared.Prototypes;
+using Robust.Shared.Random;
+using Robust.Shared.Serialization;
+using Robust.Shared.Utility;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Server.GameObjects.Components.Interactable
+{
+    [RegisterComponent]
+    public class ToolComponent : SharedToolComponent
+    {
+#pragma warning disable 649
+        [Dependency] private IEntitySystemManager _entitySystemManager;
+        [Dependency] private readonly ITileDefinitionManager _tileDefinitionManager;
+        [Dependency] private readonly IMapManager _mapManager;
+        [Dependency] private readonly IPrototypeManager _prototypeManager;
+        [Dependency] private readonly IRobustRandom _robustRandom;
+#pragma warning restore 649
+
+        private AudioSystem _audioSystem;
+        private InteractionSystem _interactionSystem;
+        private SpriteComponent _spriteComponent;
+
+        protected ToolQuality _qualities = ToolQuality.Anchoring;
+
+        [ViewVariables]
+        public override ToolQuality Qualities
+        {
+            get => _qualities;
+            set
+            {
+                _qualities = value;
+                Dirty();
+            }
+        }
+
+        /// <summary>
+        ///     For tool interactions that have a delay before action this will modify the rate, time to wait is divided by this value
+        /// </summary>
+        [ViewVariables(VVAccess.ReadWrite)]
+        public float SpeedModifier { get; set; } = 1;
+
+        public string UseSound { get; set; }
+
+        public string UseSoundCollection { get; set; }
+
+        public void AddQuality(ToolQuality quality)
+        {
+            _qualities |= quality;
+            Dirty();
+        }
+
+        public void RemoveQuality(ToolQuality quality)
+        {
+            _qualities &= ~quality;
+            Dirty();
+        }
+
+        public bool HasQuality(ToolQuality quality)
+        {
+            return _qualities.HasFlag(quality);
+        }
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            _audioSystem = _entitySystemManager.GetEntitySystem<AudioSystem>();
+            _interactionSystem = _entitySystemManager.GetEntitySystem<InteractionSystem>();
+            Owner.TryGetComponent(out _spriteComponent);
+        }
+
+        public override void ExposeData(ObjectSerializer serializer)
+        {
+            base.ExposeData(serializer);
+
+            if (serializer.Reading)
+            {
+                var qualities = serializer.ReadDataField("qualities", new List<ToolQuality>());
+                foreach (var quality in qualities)
+                {
+                    AddQuality(quality);
+                }
+            }
+            serializer.DataField(this, mod => SpeedModifier, "speed", 1);
+            serializer.DataField(this, use => UseSound, "useSound", string.Empty);
+            serializer.DataField(this, collection => UseSoundCollection, "useSoundCollection", string.Empty);
+        }
+
+        public virtual bool UseTool(IEntity user, IEntity target, ToolQuality toolQualityNeeded)
+        {
+            if (!HasQuality(toolQualityNeeded) || !ActionBlockerSystem.CanInteract(user))
+                return false;
+
+            PlayUseSound();
+
+            return true;
+        }
+
+        protected void PlaySoundCollection(string name, float volume=-5f)
+        {
+            var soundCollection = _prototypeManager.Index<SoundCollectionPrototype>(name);
+            var file = _robustRandom.Pick(soundCollection.PickFiles);
+            _entitySystemManager.GetEntitySystem<AudioSystem>()
+                .Play(file, Owner, AudioHelpers.WithVariation(0.15f).WithVolume(volume));
+        }
+
+        public void PlayUseSound(float volume=-5f)
+        {
+            if(string.IsNullOrEmpty(UseSoundCollection))
+                _audioSystem.Play(UseSound, Owner, AudioHelpers.WithVariation(0.15f).WithVolume(volume));
+            else
+                PlaySoundCollection(UseSoundCollection, volume);
+        }
+    }
+}

Content.Server/GameObjects/Components/Interactable/Tools/BaseTool.cs

@@ -1,39 +0,0 @@
-// Only unused on .NET Core due to KeyValuePair.Deconstruct
-// ReSharper disable once RedundantUsingDirective
-using Robust.Shared.Utility;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Serialization;
-using Robust.Shared.ViewVariables;
-
-namespace Content.Server.GameObjects.Components.Interactable.Tools
-{
-    public abstract class ToolComponent : Component
-    {
-        /// <summary>
-        /// For tool interactions that have a delay before action this will modify the rate, time to wait is divided by this value
-        /// </summary>
-        [ViewVariables(VVAccess.ReadWrite)]
-        public float SpeedModifier
-        {
-            get => _speedModifier;
-            set => _speedModifier = value;
-        }
-        private float _speedModifier = 1;
-
-        public override void ExposeData(ObjectSerializer serializer)
-        {
-            base.ExposeData(serializer);
-
-            serializer.DataField(ref _speedModifier, "Speed", 1);
-        }
-
-        /// <summary>
-        /// Status modifier which determines whether or not we can act as a tool at this time
-        /// </summary>
-        /// <returns></returns>
-        public virtual bool CanUse()
-        {
-            return true;
-        }
-    }
-}

Content.Server/GameObjects/Components/Interactable/Tools/CrowbarComponent.cs

@@ -1,46 +0,0 @@
-using Content.Server.GameObjects.EntitySystems;
-using Content.Server.Utility;
-using Content.Shared.Maps;
-using Robust.Server.GameObjects.EntitySystems;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Interfaces.GameObjects;
-using Robust.Shared.Interfaces.Map;
-using Robust.Shared.IoC;
-using Robust.Shared.Map;
-
-namespace Content.Server.GameObjects.Components.Interactable.Tools
-{
-    [RegisterComponent]
-    public class CrowbarComponent : ToolComponent, IAfterInteract
-    {
-#pragma warning disable 649
-        [Dependency] private readonly ITileDefinitionManager _tileDefinitionManager;
-        [Dependency] private readonly IEntitySystemManager _entitySystemManager;
-        [Dependency] private readonly IMapManager _mapManager;
-#pragma warning restore 649
-
-        /// <summary>
-        /// Tool that can be used to crowbar things apart, such as deconstructing
-        /// </summary>
-        public override string Name => "Crowbar";
-
-        public void AfterInteract(AfterInteractEventArgs eventArgs)
-        {
-            if (!InteractionChecks.InRangeUnobstructed(eventArgs)) return;
-
-            var mapGrid = _mapManager.GetGrid(eventArgs.ClickLocation.GridID);
-            var tile = mapGrid.GetTileRef(eventArgs.ClickLocation);
-            var coordinates = mapGrid.GridTileToLocal(tile.GridIndices);
-            var tileDef = (ContentTileDefinition)_tileDefinitionManager[tile.Tile.TypeId];
-            if (tileDef.CanCrowbar)
-            {
-                var underplating = _tileDefinitionManager["underplating"];
-                mapGrid.SetTile(eventArgs.ClickLocation, new Tile(underplating.TileId));
-               _entitySystemManager.GetEntitySystem<AudioSystem>().Play("/Audio/items/crowbar.ogg", Owner);
-                //Actually spawn the relevant tile item at the right position and give it some offset to the corner.
-                var tileItem = Owner.EntityManager.SpawnEntity(tileDef.ItemDropPrototypeName, coordinates);
-                tileItem.Transform.WorldPosition += (0.2f, 0.2f);
-            }
-        }
-    }
-}

Content.Server/GameObjects/Components/Interactable/Tools/MultitoolComponent.cs

@@ -1,13 +0,0 @@
-using Robust.Shared.GameObjects;
-
-namespace Content.Server.GameObjects.Components.Interactable.Tools
-{
-    /// <summary>
-    /// Tool used for interfacing/hacking into configurable computers
-    /// </summary>
-    [RegisterComponent]
-    public class MultitoolComponent : ToolComponent
-    {
-        public override string Name => "Multitool";
-    }
-}

Content.Server/GameObjects/Components/Interactable/Tools/ScrewdriverComponent.cs

@@ -1,13 +0,0 @@
-using Robust.Shared.GameObjects;
-
-namespace Content.Server.GameObjects.Components.Interactable.Tools
-{
-    [RegisterComponent]
-    public class ScrewdriverComponent : ToolComponent
-    {
-        /// <summary>
-        /// Tool that interacts with technical components that need to be screwed in
-        /// </summary>
-        public override string Name => "Screwdriver";
-    }
-}

Content.Server/GameObjects/Components/Interactable/Tools/WelderComponent.cs

@@ -1,217 +0,0 @@
-using System;
-using Content.Server.GameObjects.EntitySystems;
-using Content.Shared.Audio;
-using Content.Shared.GameObjects;
-using Content.Shared.GameObjects.Components;
-using Robust.Server.GameObjects;
-using Robust.Server.GameObjects.EntitySystems;
-using Robust.Shared.Audio;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Interfaces.GameObjects;
-using Robust.Shared.Interfaces.Random;
-using Robust.Shared.IoC;
-using Robust.Shared.Localization;
-using Robust.Shared.Prototypes;
-using Robust.Shared.Random;
-using Robust.Shared.Serialization;
-using Robust.Shared.Utility;
-using Robust.Shared.ViewVariables;
-
-namespace Content.Server.GameObjects.Components.Interactable.Tools
-{
-    /// <summary>
-    /// Tool used to weld metal together, light things on fire, or melt into constituent parts
-    /// </summary>
-    [RegisterComponent]
-    class WelderComponent : ToolComponent, IUse, IExamine
-    {
-        SpriteComponent spriteComponent;
-
-#pragma warning disable 649
-        [Dependency] private readonly IPrototypeManager _prototypeManager;
-        [Dependency] private readonly IRobustRandom _robustRandom;
-        [Dependency] private readonly IEntitySystemManager _entitySystemManager;
-#pragma warning restore 649
-
-        public override string Name => "Welder";
-        public override uint? NetID => ContentNetIDs.WELDER;
-
-        /// <summary>
-        /// Maximum fuel capacity the welder can hold
-        /// </summary>
-        [ViewVariables(VVAccess.ReadWrite)]
-        public float FuelCapacity
-        {
-            get => _fuelCapacity;
-            set
-            {
-                _fuelCapacity = value;
-                Dirty();
-            }
-        }
-
-        private float _fuelCapacity = 50;
-
-        /// <summary>
-        /// Fuel the welder has to do tasks
-        /// </summary>
-        [ViewVariables(VVAccess.ReadWrite)]
-        public float Fuel
-        {
-            get => _fuel;
-            set
-            {
-                _fuel = value;
-                Dirty();
-            }
-        }
-
-        private float _fuel = 0;
-        private bool _activated = false;
-
-        /// <summary>
-        /// Default Cost of using the welder fuel for an action
-        /// </summary>
-        public const float DefaultFuelCost = 5;
-
-        /// <summary>
-        /// Rate at which we expunge fuel from ourselves when activated
-        /// </summary>
-        public const float FuelLossRate = 0.2f;
-
-        /// <summary>
-        /// Status of welder, whether it is ignited
-        /// </summary>
-        [ViewVariables]
-        public bool Activated
-        {
-            get => _activated;
-            private set
-            {
-                _activated = value;
-                Dirty();
-            }
-        }
-
-        //private string OnSprite { get; set; }
-        //private string OffSprite { get; set; }
-
-        public override void Initialize()
-        {
-            base.Initialize();
-
-            spriteComponent = Owner.GetComponent<SpriteComponent>();
-        }
-
-        public override void ExposeData(ObjectSerializer serializer)
-        {
-            base.ExposeData(serializer);
-
-            serializer.DataField(ref _fuelCapacity, "Capacity", 50);
-            serializer.DataField(ref _fuel, "Fuel", FuelCapacity);
-            serializer.DataField(ref _activated, "Activated", false);
-        }
-
-        public void OnUpdate(float frameTime)
-        {
-            if (!Activated)
-            {
-                return;
-            }
-
-            Fuel = Math.Max(Fuel - (FuelLossRate * frameTime), 0);
-
-            if (Fuel == 0)
-            {
-                ToggleStatus();
-            }
-        }
-
-        public bool TryUse(float value)
-        {
-            if (!Activated || !CanUse(value))
-            {
-                return false;
-            }
-
-            Fuel -= value;
-            return true;
-        }
-
-        public bool CanUse(float value)
-        {
-            return Fuel > value;
-        }
-
-        public override bool CanUse()
-        {
-            return CanUse(DefaultFuelCost);
-        }
-
-        public bool CanActivate()
-        {
-            return Fuel > 0;
-        }
-
-        public bool UseEntity(UseEntityEventArgs eventArgs)
-        {
-            return ToggleStatus();
-        }
-
-        /// <summary>
-        /// Deactivates welding tool if active, activates welding tool if possible
-        /// </summary>
-        /// <returns></returns>
-        public bool ToggleStatus()
-        {
-            if (Activated)
-            {
-                Activated = false;
-                // Layer 1 is the flame.
-                spriteComponent.LayerSetVisible(1, false);
-                PlaySoundCollection("welder_off", -5);
-                return true;
-            }
-            else if (CanActivate())
-            {
-                Activated = true;
-                spriteComponent.LayerSetVisible(1, true);
-                PlaySoundCollection("welder_on", -5);
-                return true;
-            }
-            else
-            {
-                return false;
-            }
-        }
-
-        void IExamine.Examine(FormattedMessage message)
-        {
-            var loc = IoCManager.Resolve<ILocalizationManager>();
-            if (Activated)
-            {
-                message.AddMarkup(loc.GetString("[color=orange]Lit[/color]\n"));
-            }
-            else
-            {
-                message.AddText(loc.GetString("Not lit\n"));
-            }
-
-            message.AddMarkup(loc.GetString("Fuel: [color={0}]{1}/{2}[/color].",
-                Fuel < FuelCapacity / 4f ? "darkorange" : "orange", Math.Round(Fuel), FuelCapacity));
-        }
-
-        private void PlaySoundCollection(string name, float volume)
-        {
-            var soundCollection = _prototypeManager.Index<SoundCollectionPrototype>(name);
-            var file = _robustRandom.Pick(soundCollection.PickFiles);
-            _entitySystemManager.GetEntitySystem<AudioSystem>()
-                .Play(file, AudioParams.Default.WithVolume(volume));
-        }
-
-        public override ComponentState GetComponentState()
-        {
-            return new WelderComponentState(FuelCapacity, Fuel, Activated);
-        }
-    }
-}

Content.Server/GameObjects/Components/Interactable/Tools/WirecutterComponent.cs

@@ -1,13 +0,0 @@
-using Robust.Shared.GameObjects;
-
-namespace Content.Server.GameObjects.Components.Interactable.Tools
-{
-    /// <summary>
-    /// Tool that can be used for some cutting interactions such as wires or hacking
-    /// </summary>
-    [RegisterComponent]
-    public class WirecutterComponent : ToolComponent
-    {
-        public override string Name => "Wirecutter";
-    }
-}

Content.Server/GameObjects/Components/Interactable/Tools/WrenchComponent.cs

@@ -1,13 +0,0 @@
-using Robust.Shared.GameObjects;
-
-namespace Content.Server.GameObjects.Components.Interactable.Tools
-{
-    /// <summary>
-    /// Wrenches bolts, and interacts with things that have been bolted
-    /// </summary>
-    [RegisterComponent]
-    public class WrenchComponent : ToolComponent
-    {
-        public override string Name => "Wrench";
-    }
-}

Content.Server/GameObjects/Components/Interactable/WelderComponent.cs

@@ -0,0 +1,185 @@
+using System;
+using Content.Server.GameObjects.Components.Chemistry;
+using Content.Server.GameObjects.EntitySystems;
+using Content.Server.Interfaces;
+using Content.Shared.Chemistry;
+using Content.Shared.GameObjects;
+using Content.Shared.GameObjects.Components.Interactable;
+using Robust.Server.GameObjects;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Interfaces.GameObjects;
+using Robust.Shared.Interfaces.Random;
+using Robust.Shared.IoC;
+using Robust.Shared.Localization;
+using Robust.Shared.Utility;
+using Robust.Shared.ViewVariables;
+
+namespace Content.Server.GameObjects.Components.Interactable
+{
+    [RegisterComponent]
+    [ComponentReference(typeof(ToolComponent))]
+    public class WelderComponent : ToolComponent, IExamine, IUse
+    {
+#pragma warning disable 649
+        [Dependency] private IEntitySystemManager _entitySystemManager;
+        [Dependency] private IServerNotifyManager _notifyManager;
+#pragma warning restore 649
+
+        public override string Name => "Welder";
+        public override uint? NetID => ContentNetIDs.WELDER;
+
+        /// <summary>
+        /// Default Cost of using the welder fuel for an action
+        /// </summary>
+        public const float DefaultFuelCost = 10;
+
+        /// <summary>
+        /// Rate at which we expunge fuel from ourselves when activated
+        /// </summary>
+        public const float FuelLossRate = 0.5f;
+
+        private bool _welderLit = false;
+        private WelderSystem _welderSystem;
+        private SpriteComponent _spriteComponent;
+        private SolutionComponent _solutionComponent;
+
+        [ViewVariables]
+        public float Fuel => _solutionComponent?.Solution.GetReagentQuantity("chem.WeldingFuel").Float() ?? 0f;
+
+        [ViewVariables]
+        public float FuelCapacity => _solutionComponent?.MaxVolume.Float() ?? 0f;
+
+        /// <summary>
+        /// Status of welder, whether it is ignited
+        /// </summary>
+        [ViewVariables]
+        public bool WelderLit
+        {
+            get => _welderLit;
+            private set
+            {
+                _welderLit = value;
+                Dirty();
+            }
+        }
+
+        public override void Initialize()
+        {
+            base.Initialize();
+
+            AddQuality(ToolQuality.Welding);
+
+            _welderSystem = _entitySystemManager.GetEntitySystem<WelderSystem>();
+
+            Owner.TryGetComponent(out _solutionComponent);
+            Owner.TryGetComponent(out _spriteComponent);
+        }
+
+        public override ComponentState GetComponentState()
+        {
+            return new WelderComponentState(FuelCapacity, Fuel, WelderLit);
+        }
+
+        public override bool UseTool(IEntity user, IEntity target, ToolQuality toolQualityNeeded)
+        {
+            var canUse = base.UseTool(user, target, toolQualityNeeded);
+
+            return toolQualityNeeded.HasFlag(ToolQuality.Welding) ? canUse && TryWeld(DefaultFuelCost, user) : canUse;
+        }
+
+        public bool UseTool(IEntity user, IEntity target, ToolQuality toolQualityNeeded, float fuelConsumed)
+        {
+            return base.UseTool(user, target, toolQualityNeeded) && TryWeld(fuelConsumed, user);
+        }
+
+        private bool TryWeld(float value, IEntity user = null)
+        {
+            if (!WelderLit)
+            {
+                _notifyManager.PopupMessage(Owner, user, Loc.GetString("The welder is turned off!"));
+                return false;
+            }
+
+            if (!CanWeld(value))
+            {
+                _notifyManager.PopupMessage(Owner, user, Loc.GetString("The welder does not have enough fuel for that!"));
+            }
+
+            if (_solutionComponent == null)
+                return false;
+
+            return _solutionComponent.TryRemoveReagent("chem.WeldingFuel", ReagentUnit.New(value));
+        }
+
+        private bool CanWeld(float value)
+        {
+            return Fuel > value || Qualities != ToolQuality.Welding;
+        }
+
+        private bool CanLitWelder()
+        {
+            return Fuel > 0 || Qualities != ToolQuality.Welding;
+        }
+
+        /// <summary>
+        /// Deactivates welding tool if active, activates welding tool if possible
+        /// </summary>
+        private bool ToggleWelderStatus(IEntity user = null)
+        {
+            if (WelderLit)
+            {
+                WelderLit = false;
+                // Layer 1 is the flame.
+                _spriteComponent.LayerSetVisible(1, false);
+                PlaySoundCollection("WelderOff", -5);
+                _welderSystem.Unsubscribe(this);
+                return true;
+            }
+
+            if (!CanLitWelder())
+            {
+                _notifyManager.PopupMessage(Owner, user, Loc.GetString("The welder has no fuel left!"));
+                return false;
+            }
+
+            WelderLit = true;
+            _spriteComponent.LayerSetVisible(1, true);
+            PlaySoundCollection("WelderOn", -5);
+            _welderSystem.Subscribe(this);
+            return true;
+        }
+
+        public bool UseEntity(UseEntityEventArgs eventArgs)
+        {
+            return ToggleWelderStatus(eventArgs.User);
+        }
+
+        public void Examine(FormattedMessage message)
+        {
+            if (WelderLit)
+            {
+                message.AddMarkup(Loc.GetString("[color=orange]Lit[/color]\n"));
+            }
+            else
+            {
+                message.AddText(Loc.GetString("Not lit\n"));
+            }
+
+            message.AddMarkup(Loc.GetString("Fuel: [color={0}]{1}/{2}[/color].",
+                Fuel < FuelCapacity / 4f ? "darkorange" : "orange", Math.Round(Fuel), FuelCapacity));
+        }
+
+        public void OnUpdate(float frameTime)
+        {
+            if (!HasQuality(ToolQuality.Welding) || !WelderLit)
+                return;
+
+            _solutionComponent.TryRemoveReagent("chem.WeldingFuel", ReagentUnit.New(FuelLossRate * frameTime));
+
+            if (Fuel == 0)
+                ToggleWelderStatus();
+
+            Dirty();
+        }
+    }
+}

Content.Server/GameObjects/Components/Power/PowerTransferComponent.cs

@@ -1,7 +1,8 @@
 using System.Linq;
-using Content.Server.GameObjects.Components.Interactable.Tools;
+using Content.Server.GameObjects.Components.Interactable;
 using Content.Server.GameObjects.Components.Stack;
 using Content.Server.GameObjects.EntitySystems;
+using Content.Shared.GameObjects.Components.Interactable;
 using Content.Server.Utility;
 using Robust.Server.Interfaces.GameObjects;
 using Robust.Shared.GameObjects;
@@ -141,8 +142,9 @@ namespace Content.Server.GameObjects.Components.Power
 
         public bool InteractUsing(InteractUsingEventArgs eventArgs)
         {
-            if (eventArgs.Using.TryGetComponent(out WirecutterComponent wirecutter))
+            if (!eventArgs.Using.TryGetComponent(out ToolComponent tool)) return false;
-            {
+            if (!tool.UseTool(eventArgs.User, Owner, ToolQuality.Cutting)) return false;
+
             Owner.Delete();
             var droppedEnt = Owner.EntityManager.SpawnEntity("CableStack", eventArgs.ClickLocation);
 
@@ -151,7 +153,5 @@ namespace Content.Server.GameObjects.Components.Power
 
             return true;
         }
-            return false;
-        }
     }
 }

Content.Server/GameObjects/Components/WiresComponent.cs

@@ -1,13 +1,14 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using Content.Server.GameObjects.Components.Interactable.Tools;
+using Content.Server.GameObjects.Components.Interactable;
 using Content.Server.GameObjects.Components.VendingMachines;
 using Content.Server.GameObjects.EntitySystems;
 using Content.Server.Interfaces;
 using Content.Server.Interfaces.GameObjects;
 using Content.Server.Utility;
 using Content.Shared.GameObjects.Components;
+using Content.Shared.GameObjects.Components.Interactable;
 using JetBrains.Annotations;
 using Robust.Server.GameObjects;
 using Robust.Server.GameObjects.Components.UserInterface;
@@ -245,30 +246,31 @@ namespace Content.Server.GameObjects.Components
                     }
 
                     var activeHandEntity = handsComponent.GetActiveHand?.Owner;
+                    activeHandEntity.TryGetComponent<ToolComponent>(out var tool);
                     switch (msg.Action)
                     {
                         case WiresAction.Cut:
-                            if (activeHandEntity?.HasComponent<WirecutterComponent>() != true)
+                            if (tool == null || !tool.HasQuality(ToolQuality.Cutting))
                             {
                                 _notifyManager.PopupMessage(Owner.Transform.GridPosition, player, _localizationManager.GetString("You need to hold a wirecutter in your hand!"));
                                 return;
                             }
-                            _audioSystem.Play("/Audio/items/wirecutter.ogg", Owner);
+                            tool.PlayUseSound();
                             wire.IsCut = true;
                             UpdateUserInterface();
                             break;
                         case WiresAction.Mend:
-                            if (activeHandEntity?.HasComponent<WirecutterComponent>() != true)
+                            if (tool == null || !tool.HasQuality(ToolQuality.Cutting))
                             {
                                 _notifyManager.PopupMessage(Owner.Transform.GridPosition, player, _localizationManager.GetString("You need to hold a wirecutter in your hand!"));
                                 return;
                             }
-                            _audioSystem.Play("/Audio/items/wirecutter.ogg", Owner);
+                            tool.PlayUseSound();
                             wire.IsCut = false;
                             UpdateUserInterface();
                             break;
                         case WiresAction.Pulse:
-                            if (activeHandEntity?.HasComponent<MultitoolComponent>() != true)
+                            if (tool == null || !tool.HasQuality(ToolQuality.Multitool))
                             {
                                 _notifyManager.PopupMessage(Owner.Transform.GridPosition, player, _localizationManager.GetString("You need to hold a multitool in your hand!"));
                                 return;
@@ -298,14 +300,14 @@ namespace Content.Server.GameObjects.Components
 
         bool IInteractUsing.InteractUsing(InteractUsingEventArgs eventArgs)
         {
-            if (!eventArgs.Using.HasComponent<ScrewdriverComponent>())
+            if (!eventArgs.Using.TryGetComponent<ToolComponent>(out var tool))
-            {
+                return false;
+            if (!tool.UseTool(eventArgs.User, Owner, ToolQuality.Screwing))
                 return false;
-            }
 
             IsPanelOpen = !IsPanelOpen;
             EntitySystem.Get<AudioSystem>()
-                .Play(IsPanelOpen ? "/Audio/machines/screwdriveropen.ogg" : "/Audio/machines/screwdriverclose.ogg");
+                .Play(IsPanelOpen ? "/Audio/machines/screwdriveropen.ogg" : "/Audio/machines/screwdriverclose.ogg", Owner);
             return true;
         }
 

Content.Server/GameObjects/EntitySystems/Click/InteractionSystem.cs

@@ -1,8 +1,10 @@
 using System;
 using System.Linq;
+using Content.Server.GameObjects.Components.Interactable;
 using Content.Server.GameObjects.Components.Mobs;
 using Content.Server.GameObjects.Components.Timing;
 using Content.Server.Interfaces.GameObjects;
+using Content.Shared.GameObjects.Components.Interactable;
 using Content.Server.Utility;
 using Content.Shared.GameObjects.Components.Inventory;
 using Content.Shared.Input;

Content.Server/GameObjects/EntitySystems/WelderSystem.cs

@@ -1,22 +1,32 @@
-using Content.Server.GameObjects.Components.Interactable.Tools;
+using System.Collections.Generic;
-using Robust.Shared.GameObjects;
+using System.Linq;
+using Content.Server.GameObjects.Components.Interactable;
 using Robust.Shared.GameObjects.Systems;
 
 namespace Content.Server.GameObjects.EntitySystems
 {
-    class WelderSystem : EntitySystem
+    /// <summary>
+    ///     Despite the name, it's only really used for the welder logic in tools. Go figure.
+    /// </summary>
+    public class WelderSystem : EntitySystem
     {
-        public override void Initialize()
+        private readonly HashSet<WelderComponent> _activeWelders = new HashSet<WelderComponent>();
+
+        public bool Subscribe(WelderComponent welder)
         {
-            EntityQuery = new TypeEntityQuery(typeof(WelderComponent));
+            return _activeWelders.Add(welder);
+        }
+
+        public bool Unsubscribe(WelderComponent welder)
+        {
+            return _activeWelders.Remove(welder);
         }
 
         public override void Update(float frameTime)
         {
-            foreach (var entity in RelevantEntities)
+            foreach (var tool in _activeWelders.ToArray())
             {
-                var comp = entity.GetComponent<WelderComponent>();
+                tool.OnUpdate(frameTime);
-                comp.OnUpdate(frameTime);
             }
         }
     }

Content.Shared/Audio/SoundCollectionPrototype.cs

@@ -5,7 +5,7 @@ using YamlDotNet.RepresentationModel;
 
 namespace Content.Shared.Audio
 {
-    [Prototype("sound_collection")]
+    [Prototype("soundCollection")]
     public sealed class SoundCollectionPrototype : IPrototype, IIndexedPrototype
     {
         public string ID { get; private set; }

Content.Shared/Construction/ConstructionPrototype.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using Content.Shared.GameObjects.Components.Interactable;
 using Robust.Shared.Prototypes;
 using Robust.Shared.Serialization;
 using Robust.Shared.Utility;
@@ -138,7 +139,7 @@ namespace Content.Shared.Construction
             if (step.TryGetNode("tool", out node))
             {
                 return new ConstructionStepTool(
-                    node.AsEnum<ConstructionStepTool.ToolType>(),
+                    node.AsEnum<ToolQuality>(),
                     amount
                 );
             }
@@ -190,20 +191,11 @@ namespace Content.Shared.Construction
 
     public class ConstructionStepTool : ConstructionStep
     {
-        public readonly ToolType Tool;
+        public readonly ToolQuality ToolQuality;
 
-        public ConstructionStepTool(ToolType tool, int amount) : base(amount)
+        public ConstructionStepTool(ToolQuality toolQuality, int amount) : base(amount)
         {
-            Tool = tool;
+            ToolQuality = toolQuality;
-        }
-
-        public enum ToolType
-        {
-            Wrench,
-            Welder,
-            Screwdriver,
-            Crowbar,
-            Wirecutters,
         }
     }
 

Content.Shared/GameObjects/Components/Interactable/SharedToolComponent.cs

@@ -0,0 +1,53 @@
+using System;
+using Robust.Shared.GameObjects;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.GameObjects.Components.Interactable
+{
+    [Flags]
+    public enum ToolQuality : byte
+    {
+        None =        0,
+        Anchoring =      1,
+        Prying =      1 << 1,
+        Screwing =    1 << 2,
+        Cutting =     1 << 3,
+        Welding =     1 << 4,
+        Multitool =   1 << 5,
+    }
+
+    public class SharedToolComponent : Component
+    {
+        public override string Name => "Tool";
+
+        public virtual ToolQuality Qualities { get; set; }
+    }
+
+    [NetSerializable, Serializable]
+    public class MultiToolComponentState : ComponentState
+    {
+        public ToolQuality Quality { get; }
+
+        public MultiToolComponentState(ToolQuality quality) : base(ContentNetIDs.MULTITOOLS)
+        {
+            Quality = quality;
+        }
+    }
+
+    [NetSerializable, Serializable]
+    public class WelderComponentState : ComponentState
+    {
+        public float FuelCapacity { get; }
+        public float Fuel { get; }
+        public bool Activated { get; }
+        public ToolQuality Quality { get; }
+
+        public WelderComponentState(float fuelCapacity, float fuel, bool activated) : base(ContentNetIDs.WELDER)
+        {
+            FuelCapacity = fuelCapacity;
+            Fuel = fuel;
+            Activated = activated;
+            Quality = ToolQuality.Welding;
+        }
+    }
+}

Content.Shared/GameObjects/Components/WelderComponentState.cs

@@ -1,21 +0,0 @@
-using System;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Serialization;
-
-namespace Content.Shared.GameObjects.Components
-{
-    [NetSerializable, Serializable]
-    public class WelderComponentState : ComponentState
-    {
-        public float FuelCapacity { get; }
-        public float Fuel { get; }
-        public bool Activated { get; }
-
-        public WelderComponentState(float fuelCapacity, float fuel, bool activated) : base(ContentNetIDs.WELDER)
-        {
-            FuelCapacity = fuelCapacity;
-            Fuel = fuel;
-            Activated = activated;
-        }
-    }
-}

Content.Shared/GameObjects/ContentNetIDs.cs

@@ -45,6 +45,6 @@
         public const uint MICROWAVE = 1040;
         public const uint GRAVITY_GENERATOR = 1041;
         public const uint SURGERY = 1042;
-
+        public const uint MULTITOOLS = 1043;
     }
 }

Resources/Prototypes/Entities/Buildings/computers.yml

@@ -20,7 +20,7 @@
   - type: Computer
   - type: PowerDevice
     priority: High
-  - type: Wrenchable
+  - type: Anchorable
 
   - type: Sprite
     sprite: Buildings/computer.rsi

Resources/Prototypes/Entities/Buildings/vending_machines.yml

@@ -39,7 +39,7 @@
   - type: PowerDevice
     priority: Low
   - type: Wires
-  - type: Wrenchable
+  - type: Anchorable
 
 - type: entity
   parent: VendingMachine

Resources/Prototypes/Entities/Items/powercells.yml

@@ -116,7 +116,7 @@
   - type: Appearance
     visuals:
     - type: PowerChargerVisualizer2D
-  - type: Wrenchable
+  - type: Anchorable
   - type: Physics
     mass: 5
   - type: Clickable
@@ -148,7 +148,7 @@
   - type: Appearance
     visuals:
     - type: PowerChargerVisualizer2D
-  - type: Wrenchable
+  - type: Anchorable
   - type: Physics
     mass: 5
   - type: Clickable

Resources/Prototypes/Entities/Items/tools.yml

@@ -4,7 +4,6 @@
   id: Wirecutter
   description: This kills the wire.
   components:
-  - type: Wirecutter
   - type: Sprite
     sprite: Objects/Tools/wirecutters.rsi
     layers:
@@ -15,6 +14,10 @@
     state: cutters-map
   - type: ItemCooldown
   - type: MeleeWeapon
+  - type: Tool
+    qualities:
+      - Cutting
+    useSound: /Audio/items/wirecutter.ogg
   - type: RandomToolColor
     state: cutters
     colors:
@@ -32,12 +35,14 @@
   id: Screwdriver
   description: Industrial grade torque in a small screwdriving package
   components:
-  - type: Screwdriver
   - type: Sprite
     sprite: Objects/Tools/screwdriver.rsi
     layers:
       - state: screwdriver-map
       - state: screwdriver-screwybits
+  - type: Icon
+    sprite: Objects/Tools/screwdriver.rsi
+    state: screwdriver
 
   - type: Icon
     sprite: Objects/Tools/screwdriver.rsi
@@ -45,9 +50,12 @@
 
   - type: Item
     sprite: Objects/Tools/screwdriver.rsi
-
   - type: ItemCooldown
   - type: MeleeWeapon
+  - type: Tool
+    qualities:
+      - Screwing
+    useSoundCollection: Screwdriver
   - type: RandomToolColor
     state: screwdriver
     colors:
@@ -59,14 +67,12 @@
       cyan: "#18a2d5"
       yellow: "#ffa500"
 
-
 - type: entity
   name: Welding Tool
   parent: BaseItem
   id: Welder
   description: Melts anything as long as it's fueled, don't forget your eye protection!
   components:
-  - type: Welder
   - type: Sprite
     sprite: Objects/Tools/welder.rsi
     layers:
@@ -74,13 +80,21 @@
     - state: welder_flame
       shader: unshaded
       visible: false
-
   - type: Icon
     sprite: Objects/Tools/welder.rsi
     state: welder
   - type: ItemCooldown
   - type: MeleeWeapon
   - type: ItemStatus
+  - type: Solution
+    maxVol: 100
+    caps: 9
+    contents:
+      reagents:
+        - ReagentId: chem.WeldingFuel
+          Quantity: 100
+  - type: Welder
+    useSoundCollection: Welder
 
 - type: entity
   name: Wrench
@@ -88,24 +102,16 @@
   id: Wrench
   description: A common tool for assembly and disassembly, righty tighty lefty loosey
   components:
-  - type: Wrench
   - type: Sprite
     texture: Objects/Tools/wrench.png
   - type: Icon
     texture: Objects/Tools/wrench.png
   - type: ItemCooldown
   - type: MeleeWeapon
-
+  - type: Tool
-- type: sound_collection
+    qualities:
-  id: welder_on
+      - Anchoring
-  files:
+    useSound: /Audio/items/ratchet.ogg
-  - /Audio/items/lighter1.ogg
-  - /Audio/items/lighter2.ogg
-
-- type: sound_collection
-  id: welder_off
-  files:
-  - /Audio/effects/zzzt.ogg
 
 - type: entity
   name: Crowbar
@@ -113,13 +119,17 @@
   id: Crowbar
   description: A multipurpose tool to pry open doors and fight interdimensional invaders
   components:
-  - type: Crowbar
   - type: Sprite
     texture: Objects/Tools/crowbar.png
   - type: Icon
     texture: Objects/Tools/crowbar.png
   - type: ItemCooldown
   - type: MeleeWeapon
+  - type: Tool
+    qualities:
+      - Prying
+    useSound: /Audio/items/crowbar.ogg
+  - type: TilePrying
 
 - type: entity
   name: Multitool
@@ -127,14 +137,73 @@
   id: Multitool
   description: An advanced tool to copy, store, and send electrical pulses and signals through wires and machines
   components:
-  - type: Multitool
   - type: Sprite
     sprite: Objects/Tools/multitool.rsi
     state: multitool
-
   - type: Icon
     sprite: Objects/Tools/multitool.rsi
     state: multitool
-
   - type: Item
     sprite: Objects/Tools/multitool.rsi
+  - type: Tool
+    qualities:
+      - Multitool
+
+- type: entity
+  name: Jaws of life
+  parent: BaseItem
+  id: JawsOfLife
+  description: A set of jaws of life, compressed through the magic of science.
+  components:
+    - type: Sprite
+      sprite: Objects/Tools/jaws_of_life.rsi
+      state: jaws_pry
+    - type: Icon
+      sprite: Objects/Tools/jaws_of_life.rsi
+      state: jaws_pry
+    - type: Item
+      sprite: Objects/Tools/jaws_of_life.rsi
+    - type: TilePrying
+    - type: Tool
+      qualities:
+        - Prying
+      statusShowBehavior: true
+    - type: MultiTool
+      tools:
+        - behavior: Prying
+          state: jaws_pry
+          useSound: /Audio/items/jaws_pry.ogg
+          changeSound: /Audio/items/change_jaws.ogg
+        - behavior: Cutting
+          state: jaws_cutter
+          useSound: /Audio/items/jaws_cut.ogg
+          changeSound: /Audio/items/change_jaws.ogg
+
+- type: entity
+  name: Power Drill
+  parent: BaseItem
+  id: PowerDrill
+  description: A simple powered hand drill.
+  components:
+    - type: Sprite
+      sprite: Objects/Tools/drill.rsi
+      state: drill_screw
+    - type: Icon
+      sprite: Objects/Tools/drill.rsi
+      state: drill_screw
+    - type: Item
+      sprite: Objects/Tools/drill.rsi
+    - type: Tool
+      qualities:
+        - Screwing
+      statusShowBehavior: true
+    - type: MultiTool
+      tools:
+        - behavior: Screwing
+          state: drill_screw
+          useSound: /Audio/items/drill_use.ogg
+          changeSound: /Audio/items/change_drill.ogg
+        - behavior: Anchoring
+          state: drill_bolt
+          useSound: /Audio/items/drill_use.ogg
+          changeSound: /Audio/items/change_drill.ogg

Resources/Prototypes/Reagents/chemicals.yml

@@ -105,3 +105,9 @@
   name: Unstable Mutagen
   desc: Causes mutations when injected into living people or plants. High doses may be lethal, especially in humans.
   color: "#77b58e"
+
+- type: reagent
+  id: chem.WeldingFuel
+  name: Welding Fuel
+  desc: Used by welders to weld.
+  color: "#a76b1c"

Resources/Prototypes/SoundCollections/dice.yml

@@ -1,4 +1,4 @@
-- type: sound_collection
+- type: soundCollection
   id: dice
   files:
   - /Audio/items/dice/dice1.ogg

Resources/Prototypes/SoundCollections/footsteps.yml

@@ -1,4 +1,4 @@
-- type: sound_collection
+- type: soundCollection
   id: footstep_carpet
   files:
   - /Audio/effects/footsteps/carpet1.ogg
@@ -7,7 +7,7 @@
   - /Audio/effects/footsteps/carpet4.ogg
   - /Audio/effects/footsteps/carpet5.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_wood
   files:
   - /Audio/effects/footsteps/wood1.ogg
@@ -16,7 +16,7 @@
   - /Audio/effects/footsteps/wood4.ogg
   - /Audio/effects/footsteps/wood5.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_catwalk
   files:
   - /Audio/effects/footsteps/catwalk1.ogg
@@ -25,7 +25,7 @@
   - /Audio/effects/footsteps/catwalk4.ogg
   - /Audio/effects/footsteps/catwalk5.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_floor
   files:
   - /Audio/effects/footsteps/floor1.ogg
@@ -34,7 +34,7 @@
   - /Audio/effects/footsteps/floor4.ogg
   - /Audio/effects/footsteps/floor5.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_hull
   files:
   - /Audio/effects/footsteps/hull1.ogg
@@ -43,7 +43,7 @@
   - /Audio/effects/footsteps/hull4.ogg
   - /Audio/effects/footsteps/hull5.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_plating
   files:
   - /Audio/effects/footsteps/plating1.ogg
@@ -52,7 +52,7 @@
   - /Audio/effects/footsteps/plating4.ogg
   - /Audio/effects/footsteps/plating5.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_tile
   files:
   - /Audio/effects/footsteps/tile1.ogg
@@ -61,19 +61,19 @@
   - /Audio/effects/footsteps/tile4.ogg
   - /Audio/effects/footsteps/tile5.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_clown
   files:
   - /Audio/effects/footsteps/clownstep1.ogg
   - /Audio/effects/footsteps/clownstep2.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_heavy
   files:
   - /Audio/effects/footsteps/suitstep1.ogg
   - /Audio/effects/footsteps/suitstep2.ogg
 
-- type: sound_collection
+- type: soundCollection
   id: footstep_asteroid
   files:
   - /Audio/effects/footsteps/asteroid1.ogg

Resources/Prototypes/SoundCollections/glassbreak.yml

@@ -1,4 +1,4 @@
-- type: sound_collection
+- type: soundCollection
   id: glassbreak
   files:
   - /Audio/effects/glassbreak1.ogg

Resources/Prototypes/SoundCollections/keyboard.yml

@@ -1,8 +1,7 @@
-- type: sound_collection
+- type: soundCollection
   id: keyboard
   files:
   - /Audio/machines/keyboard/keyboard1.ogg
   - /Audio/machines/keyboard/keyboard2.ogg
   - /Audio/machines/keyboard/keyboard3.ogg
   - /Audio/machines/keyboard/keyboard4.ogg
-  

Resources/Prototypes/SoundCollections/tools.yml

@@ -0,0 +1,22 @@
+- type: soundCollection
+  id: WelderOn
+  files:
+    - /Audio/items/lighter1.ogg
+    - /Audio/items/lighter2.ogg
+
+- type: soundCollection
+  id: WelderOff
+  files:
+    - /Audio/effects/zzzt.ogg
+
+- type: soundCollection
+  id: Welder
+  files:
+    - /Audio/items/welder.ogg
+    - /Audio/items/welder2.ogg
+
+- type: soundCollection
+  id: Screwdriver
+  files:
+    - /Audio/items/screwdriver.ogg
+    - /Audio/items/screwdriver2.ogg

Resources/Textures/Objects/Tools/drill.rsi/meta.json

@@ -0,0 +1 @@
+{"version": 1, "size": {"x": 32, "y": 32}, "license": "CC BY-SA 3.0", "copyright": "Taken from https://github.com/tgstation/tgstation at commit ea59fb4b810decbb5996b36d8876614b57c3d189", "states": [{"name": "drill_bolt", "directions": 1, "delays": [[1.0]]}, {"name": "drill_screw", "directions": 1, "delays": [[1.0]]}]}

Resources/Textures/Objects/Tools/jaws_of_life.rsi/meta.json

@@ -0,0 +1 @@
+{"version": 1, "size": {"x": 32, "y": 32}, "license": "CC BY-SA 3.0", "copyright": "Taken from https://github.com/tgstation/tgstation at commit ea59fb4b810decbb5996b36d8876614b57c3d189", "states": [{"name": "jaws_cutter", "directions": 1, "delays": [[1.0]]}, {"name": "jaws_pry", "directions": 1, "delays": [[1.0]]}]}

SpaceStation14.sln.DotSettings

@@ -56,5 +56,8 @@
     <s:Boolean x:Key="/Default/UserDictionary/Words/=prefs/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Soundfont/@EntryIndexedValue">True</s:Boolean>
     <s:Boolean x:Key="/Default/UserDictionary/Words/=soundfonts/@EntryIndexedValue">True</s:Boolean>
+    <s:Boolean x:Key="/Default/UserDictionary/Words/=swsl/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=underplating/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Wirecutter/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Stunnable/@EntryIndexedValue">True</s:Boolean>
     <s:Boolean x:Key="/Default/UserDictionary/Words/=swsl/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>