Add Modular grenades (chemnades). (#7138)

Content.Client/Entry/IgnoredComponents.cs

@@ -21,8 +21,9 @@ namespace Content.Client.Entry
             "WarpPoint",
             "EmitSoundOnUse",
             "EmitSoundOnLand",
-            "NameIdentifier",
+            "EmitSoundOnTrigger",
             "EmitSoundOnActivate",
+            "NameIdentifier",
             "HeatResistance",
             "EntityStorage",
             "MeleeWeapon",
@@ -101,7 +102,6 @@ namespace Content.Client.Entry
             "SolarControlConsole",
             "Thruster",
             "FlashOnTrigger",
-            "SoundOnTrigger",
             "TriggerOnCollide",
             "DeleteOnTrigger",
             "EmptyOnMachineDeconstruct",

Content.Server/Chemistry/EntitySystems/SolutionContainerSystem.cs

@@ -90,7 +90,7 @@ public sealed partial class SolutionContainerSystem : EntitySystem
             ("desc", Loc.GetString(proto.PhysicalDescription))));
     }
 
-    private void UpdateAppearance(EntityUid uid, Solution solution,
+    public void UpdateAppearance(EntityUid uid, Solution solution,
         AppearanceComponent? appearanceComponent = null)
     {
         if (!EntityManager.EntityExists(uid)
@@ -116,7 +116,7 @@ public sealed partial class SolutionContainerSystem : EntitySystem
         return splitSol;
     }
 
-    private void UpdateChemicals(EntityUid uid, Solution solutionHolder, bool needsReactionsProcessing = false)
+    public void UpdateChemicals(EntityUid uid, Solution solutionHolder, bool needsReactionsProcessing = false)
     {
         // Process reactions
         if (needsReactionsProcessing && solutionHolder.CanReact)

Content.Server/Construction/Completions/AdminLog.cs

@@ -0,0 +1,32 @@
+using Content.Server.Administration.Logs;
+using Content.Shared.Construction;
+using Content.Shared.Database;
+using JetBrains.Annotations;
+
+namespace Content.Server.Construction.Completions;
+
+/// <summary>
+///     Generate an admin log upon reaching this node. Useful for dangerous construction (e.g., modular grenades)
+/// </summary>
+[UsedImplicitly]
+public sealed class AdminLog : IGraphAction
+{
+    [DataField("logType", required: true)]
+    public LogType LogType = LogType.Construction;
+
+    [DataField("impact")]
+    public LogImpact Impact = LogImpact.Medium;
+
+    [DataField("message", required: true)]
+    public string Message = string.Empty;
+
+    public void PerformAction(EntityUid uid, EntityUid? userUid, IEntityManager entityManager)
+    {
+        var logSys = entityManager.EntitySysManager.GetEntitySystem<AdminLogSystem>();
+
+        if (userUid.HasValue)
+            logSys.Add(LogType, Impact, $"{Message} - Entity: {entityManager.ToPrettyString(uid):entity}, User: {entityManager.ToPrettyString(userUid.Value):user}");
+        else
+            logSys.Add(LogType, Impact, $"{Message} - Entity: {entityManager.ToPrettyString(uid):entity}");
+    }
+}

Content.Server/Construction/Completions/PlaySound.cs

@@ -1,12 +1,9 @@
-using System.Threading.Tasks;
-using Content.Shared.Audio;
 using Content.Shared.Construction;
 using Content.Shared.Sound;
 using JetBrains.Annotations;
 using Robust.Shared.Audio;
-using Robust.Shared.GameObjects;
 using Robust.Shared.Player;
-using Robust.Shared.Serialization.Manager.Attributes;
+using Robust.Shared.Random;
 
 namespace Content.Server.Construction.Completions
 {
@@ -16,9 +13,17 @@ namespace Content.Server.Construction.Completions
     {
         [DataField("sound", required: true)] public SoundSpecifier Sound { get; private set; } = default!;
 
+        [DataField("AudioParams")]
+        public AudioParams AudioParams = AudioParams.Default;
+
+        [ViewVariables(VVAccess.ReadWrite)]
+        [DataField("variation")]
+        public float Variation = 0.125f;
+
         public void PerformAction(EntityUid uid, EntityUid? userUid, IEntityManager entityManager)
         {
-            SoundSystem.Play(Filter.Pvs(uid), Sound.GetSound(), uid, AudioHelpers.WithVariation(0.125f));
+            var scale = (float) IoCManager.Resolve<IRobustRandom>().NextGaussian(1, Variation);
+            SoundSystem.Play(Filter.Pvs(uid, entityManager: entityManager), Sound.GetSound(), uid, AudioParams.WithPitchScale(scale));
         }
     }
 }

Content.Server/Explosion/Components/ActiveTimerTriggerComponent.cs

@@ -0,0 +1,29 @@
+using Content.Shared.Sound;
+using Robust.Shared.Audio;
+
+namespace Content.Server.Explosion.Components;
+
+/// <summary>
+///     Component for tracking active trigger timers. A timers can activated by some other component, e.g. <see cref="OnUseTimerTriggerComponent"/>.
+/// </summary>
+[RegisterComponent]
+public sealed class ActiveTimerTriggerComponent : Component
+{
+    [DataField("timeRemaining")]
+    public float TimeRemaining;
+
+    [DataField("user")]
+    public EntityUid? User;
+
+    [DataField("beepInterval")]
+    public float BeepInterval;
+
+    [DataField("timeUntilBeep")]
+    public float TimeUntilBeep;
+
+    [DataField("beepSound")]
+    public SoundSpecifier? BeepSound;
+
+    [DataField("beepParams")]
+    public AudioParams BeepParams = AudioParams.Default;
+}

Content.Server/Explosion/Components/OnUseTimerTriggerComponent.cs

@@ -1,11 +1,36 @@
-using Robust.Shared.GameObjects;
-using Robust.Shared.Serialization.Manager.Attributes;
+using Content.Shared.Sound;
+using Robust.Shared.Audio;
 
 namespace Content.Server.Explosion.Components
 {
     [RegisterComponent]
     public sealed class OnUseTimerTriggerComponent : Component
     {
-        [DataField("delay")] public float Delay = 0f;
+        [DataField("delay")]
+        public float Delay = 1f;
+
+        /// <summary>
+        ///     If not null, a user can use verbs to configure the delay to one of these options.
+        /// </summary>
+        [DataField("delayOptions")]
+        public List<float>? DelayOptions = null;
+
+        /// <summary>
+        ///     If not null, this timer will periodically play this sound wile active.
+        /// </summary>
+        [DataField("beepSound")]
+        public SoundSpecifier? BeepSound;
+
+        /// <summary>
+        ///     Time before beeping starts. Defaults to a single beep interval. If set to zero, will emit a beep immediately after use.
+        /// </summary>
+        [DataField("initialBeepDelay")]
+        public float? InitialBeepDelay;
+
+        [DataField("beepInterval")]
+        public float BeepInterval = 1;
+
+        [DataField("beepParams")]
+        public AudioParams BeepParams = AudioParams.Default.WithVolume(-2f);
     }
 }

Content.Server/Explosion/Components/SoundOnTriggerComponent.cs

@@ -1,19 +0,0 @@
-using Content.Server.Explosion.EntitySystems;
-using Content.Shared.Sound;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Serialization.Manager.Attributes;
-using Robust.Shared.ViewVariables;
-
-namespace Content.Server.Explosion.Components
-{
-    /// <summary>
-    /// Whenever a <see cref="TriggerEvent"/> is run play a sound in PVS range.
-    /// </summary>
-    [RegisterComponent]
-    public sealed class SoundOnTriggerComponent : Component
-    {
-        [ViewVariables(VVAccess.ReadWrite)]
-        [DataField("sound")]
-        public SoundSpecifier? Sound { get; set; }
-    }
-}

Content.Server/Explosion/EntitySystems/TriggerSystem.OnUse.cs

@@ -1,32 +1,119 @@
-using System;
 using Content.Server.Explosion.Components;
+using Content.Shared.Examine;
+using Content.Shared.Popups;
 using Content.Shared.Interaction.Events;
-using Content.Shared.Trigger;
-using Robust.Shared.GameObjects;
+using Content.Shared.Verbs;
+using Robust.Shared.Player;
 
 namespace Content.Server.Explosion.EntitySystems;
 
 public sealed partial class TriggerSystem
 {
+    [Dependency] private readonly SharedPopupSystem _popupSystem = default!;
+
     private void InitializeOnUse()
     {
         SubscribeLocalEvent<OnUseTimerTriggerComponent, UseInHandEvent>(OnTimerUse);
+        SubscribeLocalEvent<OnUseTimerTriggerComponent, ExaminedEvent>(OnExamined);
+        SubscribeLocalEvent<OnUseTimerTriggerComponent, GetVerbsEvent<AlternativeVerb>>(OnGetAltVerbs);
+    }
+
+    private void OnExamined(EntityUid uid, OnUseTimerTriggerComponent component, ExaminedEvent args)
+    {
+        if (args.IsInDetailsRange)
+            args.PushText(Loc.GetString("examine-trigger-timer", ("time", component.Delay)));
+    }
+
+    /// <summary>
+    ///     Add an alt-click interaction that cycles through delays.
+    /// </summary>
+    private void OnGetAltVerbs(EntityUid uid, OnUseTimerTriggerComponent component, GetVerbsEvent<AlternativeVerb> args)
+    {
+        if (!args.CanInteract || !args.CanAccess)
+            return;
+
+        if (component.DelayOptions == null || component.DelayOptions.Count == 1)
+            return;
+
+        args.Verbs.Add(new AlternativeVerb()
+        {
+            Category = TimerOptions,
+            Text = Loc.GetString("verb-trigger-timer-cycle"),
+            Act = () => CycleDelay(component, args.User),
+            Priority = 1
+        });
+
+        foreach (var option in component.DelayOptions)
+        {
+            if (MathHelper.CloseTo(option, component.Delay))
+            {
+                args.Verbs.Add(new AlternativeVerb()
+                {
+                    Category = TimerOptions,
+                    Text = Loc.GetString("verb-trigger-timer-set-current", ("time", option)),
+                    Disabled = true,
+                    Priority = (int) (-100 * option)
+                });
+                continue;
+            }
+
+            args.Verbs.Add(new AlternativeVerb()
+            {
+                Category = TimerOptions,
+                Text = Loc.GetString("verb-trigger-timer-set", ("time", option)),
+                Priority = (int) (-100 * option),
+
+                Act = () =>
+                {
+                    component.Delay = option;
+                    _popupSystem.PopupEntity(Loc.GetString("popup-trigger-timer-set", ("time", option)), args.User, Filter.Entities(args.User));
+                },
+            });
+        }
+    }
+
+    private void CycleDelay(OnUseTimerTriggerComponent component, EntityUid user)
+    {
+        if (component.DelayOptions == null || component.DelayOptions.Count == 1)
+            return;
+
+        // This is somewhat inefficient, but its good enough. This is run rarely, and the lists should be short.
+
+        component.DelayOptions.Sort();
+
+        if (component.DelayOptions[^1] <= component.Delay)
+        {
+            component.Delay = component.DelayOptions[0];
+            _popupSystem.PopupEntity(Loc.GetString("popup-trigger-timer-set", ("time", component.Delay)), user, Filter.Entities(user));
+            return;
+        }
+
+        foreach (var option in component.DelayOptions)
+        {
+            if (option > component.Delay)
+            {
+                component.Delay = option;
+                _popupSystem.PopupEntity(Loc.GetString("popup-trigger-timer-set", ("time", option)), user, Filter.Entities(user));
+                return;
+            }
+        }
     }
 
     private void OnTimerUse(EntityUid uid, OnUseTimerTriggerComponent component, UseInHandEvent args)
     {
         if (args.Handled) return;
 
-        Trigger(uid, args.User, component);
+        HandleTimerTrigger(
+            uid,
+            args.User,
+            component.Delay,
+            component.BeepInterval,
+            component.InitialBeepDelay,
+            component.BeepSound,
+            component.BeepParams);
+
         args.Handled = true;
     }
 
-    // TODO: Need to split this out so it's a generic "OnUseTimerTrigger" component.
-    private void Trigger(EntityUid uid, EntityUid user, OnUseTimerTriggerComponent component)
-    {
-        if (TryComp<AppearanceComponent>(uid, out var appearance))
-            appearance.SetData(TriggerVisuals.VisualState, TriggerVisualState.Primed);
-
-        HandleTimerTrigger(TimeSpan.FromSeconds(component.Delay), uid, user);
-    }
+    public static VerbCategory TimerOptions = new("verb-categories-timer", "/Textures/Interface/VerbIcons/clock.svg.192dpi.png");
 }

Content.Server/Explosion/EntitySystems/TriggerSystem.cs

@@ -1,27 +1,17 @@
-using System;
 using Content.Server.Administration.Logs;
-using Content.Server.Doors;
 using Content.Server.Doors.Components;
 using Content.Server.Doors.Systems;
 using Content.Server.Explosion.Components;
 using Content.Server.Flash;
 using Content.Server.Flash.Components;
-using Content.Shared.Audio;
-using Content.Shared.Doors;
 using JetBrains.Annotations;
 using Robust.Shared.Audio;
-using Robust.Shared.GameObjects;
-using Robust.Shared.IoC;
 using Robust.Shared.Physics;
 using Robust.Shared.Physics.Dynamics;
 using Robust.Shared.Player;
-using Robust.Shared.Timing;
-using System.Threading;
-using Content.Server.Construction.Components;
+using Content.Shared.Sound;
 using Content.Shared.Trigger;
-using Timer = Robust.Shared.Timing.Timer;
-using Content.Shared.Physics;
-using System.Collections.Generic;
+using Content.Shared.Database;
 
 namespace Content.Server.Explosion.EntitySystems
 {
@@ -48,6 +38,7 @@ namespace Content.Server.Explosion.EntitySystems
         [Dependency] private readonly FlashSystem _flashSystem = default!;
         [Dependency] private readonly DoorSystem _sharedDoorSystem = default!;
         [Dependency] private readonly SharedBroadphaseSystem _broadphase = default!;
+        [Dependency] private readonly AdminLogSystem _logSystem = default!;
 
         public override void Initialize()
         {
@@ -59,7 +50,6 @@ namespace Content.Server.Explosion.EntitySystems
             SubscribeLocalEvent<TriggerOnCollideComponent, StartCollideEvent>(OnTriggerCollide);
 
             SubscribeLocalEvent<DeleteOnTriggerComponent, TriggerEvent>(HandleDeleteTrigger);
-            SubscribeLocalEvent<SoundOnTriggerComponent, TriggerEvent>(HandleSoundTrigger);
             SubscribeLocalEvent<ExplodeOnTriggerComponent, TriggerEvent>(HandleExplodeTrigger);
             SubscribeLocalEvent<FlashOnTriggerComponent, TriggerEvent>(HandleFlashTrigger);
             SubscribeLocalEvent<ToggleDoorOnTriggerComponent, TriggerEvent>(HandleDoorTrigger);
@@ -100,12 +90,6 @@ namespace Content.Server.Explosion.EntitySystems
         }
         #endregion
 
-        private void HandleSoundTrigger(EntityUid uid, SoundOnTriggerComponent component, TriggerEvent args)
-        {
-            if (component.Sound == null) return;
-            SoundSystem.Play(Filter.Pvs(component.Owner), component.Sound.GetSound(), uid);
-        }
-
         private void HandleDeleteTrigger(EntityUid uid, DeleteOnTriggerComponent component, TriggerEvent args)
         {
             EntityManager.QueueDeleteEntity(uid);
@@ -128,19 +112,39 @@ namespace Content.Server.Explosion.EntitySystems
             EntityManager.EventBus.RaiseLocalEvent(trigger, triggerEvent);
         }
 
-        public void HandleTimerTrigger(TimeSpan delay, EntityUid triggered, EntityUid? user = null)
+        public void HandleTimerTrigger(EntityUid uid, EntityUid? user, float delay , float beepInterval, float? initialBeepDelay, SoundSpecifier? beepSound, AudioParams beepParams)
         {
-            if (delay.TotalSeconds <= 0)
+            if (delay <= 0)
             {
-                Trigger(triggered, user);
+                RemComp<ActiveTimerTriggerComponent>(uid);
+                Trigger(uid, user);
                 return;
             }
 
-            Timer.Spawn(delay, () =>
+            if (HasComp<ActiveTimerTriggerComponent>(uid))
+                return;
+
+            if (user != null)
             {
-                if (Deleted(triggered)) return;
-                Trigger(triggered, user);
-            });
+                _logSystem.Add(LogType.Trigger,
+                    $"{ToPrettyString(user.Value):user} started a {delay} second timer trigger on entity {ToPrettyString(uid):timer}");
+            }
+            else
+            {
+                _logSystem.Add(LogType.Trigger,
+                    $"{delay} second timer trigger started on entity {ToPrettyString(uid):timer}");
+            }
+
+            var active = AddComp<ActiveTimerTriggerComponent>(uid);
+            active.TimeRemaining = delay;
+            active.User = user;
+            active.BeepParams = beepParams;
+            active.BeepSound = beepSound;
+            active.BeepInterval = beepInterval;
+            active.TimeUntilBeep = initialBeepDelay == null ? active.BeepInterval : initialBeepDelay.Value;
+
+            if (TryComp<AppearanceComponent>(uid, out var appearance))
+                appearance.SetData(TriggerVisuals.VisualState, TriggerVisualState.Primed);
         }
 
         public override void Update(float frameTime)
@@ -148,6 +152,40 @@ namespace Content.Server.Explosion.EntitySystems
             base.Update(frameTime);
 
             UpdateProximity(frameTime);
+            UpdateTimer(frameTime);
+        }
+
+        private void UpdateTimer(float frameTime)
+        {
+            HashSet<EntityUid> toRemove = new();
+            foreach (var timer in EntityQuery<ActiveTimerTriggerComponent>())
+            {
+                timer.TimeRemaining -= frameTime;
+                timer.TimeUntilBeep -= frameTime;
+
+                if (timer.TimeRemaining <= 0)
+                {
+                    Trigger(timer.Owner, timer.User);
+                    toRemove.Add(timer.Owner);
+                    continue;
+                }
+
+                if (timer.BeepSound == null || timer.TimeUntilBeep > 0)
+                    continue;
+
+                timer.TimeUntilBeep += timer.BeepInterval;
+                var filter = Filter.Pvs(timer.Owner, entityManager: EntityManager);
+                SoundSystem.Play(filter, timer.BeepSound.GetSound(), timer.Owner, timer.BeepParams);
+            }
+
+            foreach (var uid in toRemove)
+            {
+                RemComp<ActiveTimerTriggerComponent>(uid);
+
+                // In case this is a re-usable grenade, un-prime it.
+                if (TryComp<AppearanceComponent>(uid, out var appearance))
+                    appearance.SetData(TriggerVisuals.VisualState, TriggerVisualState.Unprimed);
+            }
         }
     }
 }

Content.Server/Payload/EntitySystems/PayloadSystem.cs

@@ -0,0 +1,141 @@
+using Content.Server.Administration.Logs;
+using Content.Server.Chemistry.EntitySystems;
+using Content.Server.Explosion.EntitySystems;
+using Content.Shared.Chemistry.Components;
+using Content.Shared.Chemistry.Reaction;
+using Content.Shared.Database;
+using Content.Shared.Payload.Components;
+using Content.Shared.Tag;
+using Robust.Shared.Containers;
+using Robust.Shared.Serialization.Manager;
+using Robust.Shared.Utility;
+
+namespace Content.Server.Payload.EntitySystems;
+
+public sealed class PayloadSystem : EntitySystem
+{
+    [Dependency] private readonly TagSystem _tagSystem = default!;
+    [Dependency] private readonly SolutionContainerSystem _solutionSystem = default!;
+    [Dependency] private readonly SharedChemicalReactionSystem _chemistrySystem = default!;
+    [Dependency] private readonly AdminLogSystem _logSystem = default!;
+    [Dependency] private readonly IComponentFactory _componentFactory = default!;
+    [Dependency] private readonly ISerializationManager _serializationManager = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<PayloadCaseComponent, TriggerEvent>(OnCaseTriggered);
+        SubscribeLocalEvent<PayloadTriggerComponent, TriggerEvent>(OnTriggerTriggered);
+        SubscribeLocalEvent<PayloadCaseComponent, EntInsertedIntoContainerMessage>(OnEntityInserted);
+        SubscribeLocalEvent<PayloadCaseComponent, EntRemovedFromContainerMessage>(OnEntityRemoved);
+        SubscribeLocalEvent<ChemicalPayloadComponent, TriggerEvent>(HandleChemicalPayloadTrigger);
+    }
+
+    private void OnCaseTriggered(EntityUid uid, PayloadCaseComponent component, TriggerEvent args)
+    {
+        if (!TryComp(uid, out ContainerManagerComponent? contMan))
+            return;
+
+        // Pass trigger event onto all contained payloads. Payload capacity configurable by construction graphs.
+        foreach (var container in contMan.Containers.Values)
+        {
+            foreach (var entity in container.ContainedEntities)
+            {
+                if (_tagSystem.HasTag(entity, "Payload"))
+                    RaiseLocalEvent(entity, args, false);
+            }
+        }
+    }
+
+    private void OnTriggerTriggered(EntityUid uid, PayloadTriggerComponent component, TriggerEvent args)
+    {
+        if (!component.Active)
+            return;
+
+        if (Transform(uid).ParentUid is not { Valid: true } parent)
+            return;
+
+        // Ensure we don't enter a trigger-loop
+        DebugTools.Assert(!_tagSystem.HasTag(uid, "Payload"));
+
+        RaiseLocalEvent(parent, args, false);
+    }
+
+    private void OnEntityInserted(EntityUid uid, PayloadCaseComponent _, EntInsertedIntoContainerMessage args)
+    {
+        if (!TryComp(args.Entity, out PayloadTriggerComponent? trigger))
+            return;
+
+        trigger.Active = true;
+
+        if (trigger.Components == null)
+            return;
+
+        // ANY payload trigger that gets inserted can grant components. It is up to the construction graphs to determine trigger capacity.
+        foreach (var (name, data) in trigger.Components)
+        {
+            if (!_componentFactory.TryGetRegistration(name, out var registration))
+                continue;
+
+            if (HasComp(uid, registration.Type))
+                continue;
+
+            if (_componentFactory.GetComponent(registration.Type) is not Component component)
+                continue;
+
+            component.Owner = uid;
+
+            if (_serializationManager.Copy(data, component, null) is Component copied)
+                EntityManager.AddComponent(uid, copied);
+
+            trigger.GrantedComponents.Add(registration.Type);
+        }
+    }
+
+    private void OnEntityRemoved(EntityUid uid, PayloadCaseComponent component, EntRemovedFromContainerMessage args)
+    {
+        if (!TryComp(args.Entity, out PayloadTriggerComponent? trigger))
+            return;
+
+        trigger.Active = false;
+
+        foreach (var type in trigger.GrantedComponents)
+        {
+            EntityManager.RemoveComponent(uid, type);
+        }
+
+        trigger.GrantedComponents.Clear();
+    }
+
+    private void HandleChemicalPayloadTrigger(EntityUid uid, ChemicalPayloadComponent component, TriggerEvent args)
+    {
+        if (component.BeakerSlotA.Item is not EntityUid beakerA
+            || component.BeakerSlotB.Item is not EntityUid beakerB
+            || !TryComp(beakerA, out FitsInDispenserComponent? compA)
+            || !TryComp(beakerB, out FitsInDispenserComponent? compB)
+            || !_solutionSystem.TryGetSolution(beakerA, compA.Solution, out var solutionA)
+            || !_solutionSystem.TryGetSolution(beakerB, compB.Solution, out var solutionB)
+            || solutionA.TotalVolume == 0
+            || solutionB.TotalVolume == 0)
+        {
+            return;
+        }
+
+        var solStringA = SolutionContainerSystem.ToPrettyString(solutionA);
+        var solStringB = SolutionContainerSystem.ToPrettyString(solutionB);
+
+        _logSystem.Add(LogType.ChemicalReaction,
+            $"Chemical bomb payload {ToPrettyString(uid):payload} at {Transform(uid).MapPosition:location} is combining two solutions: {solStringA:solutionA} and {solStringB:solutionB}");
+
+        solutionA.MaxVolume += solutionB.MaxVolume;
+        _solutionSystem.TryAddSolution(beakerA, solutionA, solutionB);
+        solutionB.RemoveAllSolution();
+
+        // The grenade might be a dud. Redistribute solution:
+        var tmpSol = _solutionSystem.SplitSolution(beakerA, solutionA, solutionA.CurrentVolume * solutionB.MaxVolume / solutionA.MaxVolume);
+        _solutionSystem.TryAddSolution(beakerB, solutionB, tmpSol);
+        solutionA.MaxVolume -= solutionB.MaxVolume;
+        _solutionSystem.UpdateChemicals(beakerA, solutionA, false);
+    }
+}

Content.Server/Sound/Components/BaseEmitSoundComponent.cs

@@ -1,7 +1,5 @@
 using Content.Shared.Sound;
-using Robust.Shared.GameObjects;
-using Robust.Shared.Serialization.Manager.Attributes;
-using Robust.Shared.ViewVariables;
+using Robust.Shared.Audio;
 
 namespace Content.Server.Sound.Components
 {
@@ -15,6 +13,9 @@ namespace Content.Server.Sound.Components
         [DataField("sound", required: true)]
         public SoundSpecifier Sound { get; set; } = default!;
 
+        [DataField("audioParams")]
+        public AudioParams AudioParams = AudioParams.Default.WithVolume(-2f);
+
         [ViewVariables(VVAccess.ReadWrite)]
         [DataField("variation")]
         public float PitchVariation { get; set; } = 0.0f;

Content.Server/Sound/Components/EmitSoundOnTriggerComponent.cs

@@ -0,0 +1,12 @@
+using Content.Server.Explosion.EntitySystems;
+
+namespace Content.Server.Sound.Components
+{
+    /// <summary>
+    /// Whenever a <see cref="TriggerEvent"/> is run play a sound in PVS range.
+    /// </summary>
+    [RegisterComponent]
+    public sealed class EmitSoundOnTriggerComponent : BaseEmitSoundComponent
+    {
+    }
+}

Content.Server/Sound/EmitSoundSystem.cs

@@ -1,14 +1,14 @@
+using Content.Server.Explosion.EntitySystems;
 using Content.Server.Interaction.Components;
 using Content.Server.Sound.Components;
 using Content.Server.Throwing;
-using Content.Shared.Audio;
 using Content.Shared.Interaction;
 using Content.Shared.Interaction.Events;
 using Content.Shared.Throwing;
 using JetBrains.Annotations;
 using Robust.Shared.Audio;
-using Robust.Shared.GameObjects;
 using Robust.Shared.Player;
+using Robust.Shared.Random;
 
 namespace Content.Server.Sound
 {
@@ -18,6 +18,8 @@ namespace Content.Server.Sound
     [UsedImplicitly]
     public sealed class EmitSoundSystem : EntitySystem
     {
+        [Dependency] private readonly IRobustRandom _random = default!;
+
         /// <inheritdoc />
         public override void Initialize()
         {
@@ -26,6 +28,12 @@ namespace Content.Server.Sound
             SubscribeLocalEvent<EmitSoundOnUseComponent, UseInHandEvent>(HandleEmitSoundOnUseInHand);
             SubscribeLocalEvent<EmitSoundOnThrowComponent, ThrownEvent>(HandleEmitSoundOnThrown);
             SubscribeLocalEvent<EmitSoundOnActivateComponent, ActivateInWorldEvent>(HandleEmitSoundOnActivateInWorld);
+            SubscribeLocalEvent<EmitSoundOnTriggerComponent, TriggerEvent>(HandleEmitSoundOnTrigger);
+        }
+
+        private void HandleEmitSoundOnTrigger(EntityUid uid, EmitSoundOnTriggerComponent component, TriggerEvent args)
+        {
+            TryEmitSound(component);
         }
 
         private void HandleEmitSoundOnLand(EntityUid eUI, BaseEmitSoundComponent component, LandEvent arg)
@@ -35,9 +43,7 @@ namespace Content.Server.Sound
 
         private void HandleEmitSoundOnUseInHand(EntityUid eUI, BaseEmitSoundComponent component, UseInHandEvent arg)
         {
-            if (arg.Handled) return;
-
-            arg.Handled = true;
+            // Intentionally not handling interaction. This component is an easy way to add sounds in addition to other behavior.
             TryEmitSound(component);
         }
 
@@ -48,15 +54,14 @@ namespace Content.Server.Sound
 
         private void HandleEmitSoundOnActivateInWorld(EntityUid eUI, BaseEmitSoundComponent component, ActivateInWorldEvent arg)
         {
-            if (arg.Handled) return;
-
-            arg.Handled = true;
+            // Intentionally not handling interaction. This component is an easy way to add sounds in addition to other behavior.
             TryEmitSound(component);
         }
 
-        private static void TryEmitSound(BaseEmitSoundComponent component)
+        private void TryEmitSound(BaseEmitSoundComponent component)
         {
-            SoundSystem.Play(Filter.Pvs(component.Owner), component.Sound.GetSound(), component.Owner, AudioHelpers.WithVariation(component.PitchVariation).WithVolume(-2f));
+            var audioParams = component.AudioParams.WithPitchScale((float) _random.NextGaussian(1, component.PitchVariation));
+            SoundSystem.Play(Filter.Pvs(component.Owner, entityManager: EntityManager), component.Sound.GetSound(), component.Owner, audioParams);
         }
     }
 }

Content.Shared.Database/LogType.cs

@@ -65,6 +65,8 @@ public enum LogType
     Chat = 61,
     Action = 62,
     RCD = 63,
+    Construction = 64,
+    Trigger = 65,
     // haha so funny
     Emag = 69,
 }

Content.Shared/Payload/Components/ChemicalPayloadComponent.cs

@@ -0,0 +1,33 @@
+using Content.Shared.Containers.ItemSlots;
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.Payload.Components;
+
+/// <summary>
+///     Chemical payload that mixes the solutions of two drain-able solution containers when triggered.
+/// </summary>
+[RegisterComponent]
+public sealed class ChemicalPayloadComponent : Component
+{
+    [DataField("beakerSlotA", required: true)]
+    public ItemSlot BeakerSlotA = new();
+
+    [DataField("beakerSlotB", required: true)]
+    public ItemSlot BeakerSlotB = new();
+}
+
+[Serializable, NetSerializable]
+public enum ChemicalPayloadVisuals : byte
+{
+    Slots
+}
+
+[Flags]
+[Serializable, NetSerializable]
+public enum ChemicalPayloadFilledSlots : byte
+{
+    None = 0,
+    Left = 1 << 0,
+    Right = 1 << 1,
+    Both = Left | Right,
+}

Content.Shared/Payload/Components/PayloadCaseComponent.cs

@@ -0,0 +1,12 @@
+namespace Content.Shared.Payload.Components;
+
+/// <summary>
+///     Component that enables payloads and payload triggers to function.
+/// </summary>
+/// <remarks>
+///     If an entity with a <see cref="PayloadTriggerComponent"/> is installed into a an entity with a <see
+///     cref="PayloadCaseComponent"/>, the trigger will grant components to the case-entity. If the case entity is
+///     triggered, it will forward the trigger onto any contained payload entity.
+/// </remarks>
+[RegisterComponent]
+public sealed class PayloadCaseComponent : Component { }

Content.Shared/Payload/Components/PayloadTriggerComponent.cs

@@ -0,0 +1,45 @@
+using Robust.Shared.GameStates;
+using Robust.Shared.Prototypes;
+
+namespace Content.Shared.Payload.Components;
+
+/// <summary>
+///     Component for providing the means of triggering an explosive payload. Used in grenade construction.
+/// </summary>
+/// <remarks>
+///     This component performs two functions. Firstly, it will add or remove other components to some entity when this
+///     item is installed inside of it. This is intended for use with constructible grenades. For example, this allows
+///     you to add things like <see cref="OnUseTimerTriggerComponent"/>, or <see cref="TriggerOnProximityComponent"/>.
+///     This is required because otherwise you would have to forward arbitrary interaction directed at the casing
+///     through to the trigger, which would be quite complicated. Also proximity triggers don't really work inside of
+///     containers.
+///
+///     Secondly, if the entity that this component is attached to is ever triggered directly (e.g., via a device
+///     network message), the trigger will be forwarded to the device that this entity is installed in (if any).
+/// </remarks>
+[RegisterComponent, NetworkedComponent]
+public sealed class PayloadTriggerComponent : Component
+{
+    /// <summary>
+    ///     If true, triggering this entity will also cause the parent of this entity to be triggered.
+    /// </summary>
+    public bool Active = false;
+
+    /// <summary>
+    ///     List of components to add or remove from an entity when this trigger is (un)installed.
+    /// </summary>
+    [DataField("components", serverOnly:true, readOnly: true)]
+    public readonly EntityPrototype.ComponentRegistry? Components = null;
+
+    /// <summary>
+    ///     Keeps track of what components this trigger has granted to the payload case.
+    /// </summary>
+    /// <remarks>
+    ///     This is required in case someone creates a construction graph that accepts more than one trigger, and those
+    ///     trigger grant the same type of component (or the case just innately has that component). This list is used
+    ///     when removing the component, to ensure that removal of this trigger only removes the components that it was
+    ///     responsible for adding.
+    /// </remarks>
+    [DataField("grantedComponents", serverOnly: true)]
+    public readonly HashSet<Type> GrantedComponents = new();
+}

Content.Shared/Payload/EntitySystems/ChemicalPayloadSystem.cs

@@ -0,0 +1,53 @@
+using Content.Shared.Containers.ItemSlots;
+using Content.Shared.Payload.Components;
+using Robust.Shared.Containers;
+
+namespace Content.Shared.Payload.EntitySystems;
+
+public sealed class ChemicalPayloadSystem : EntitySystem
+{
+    [Dependency] private readonly ItemSlotsSystem _itemSlotsSystem = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<ChemicalPayloadComponent, ComponentInit>(OnComponentInit);
+        SubscribeLocalEvent<ChemicalPayloadComponent, ComponentRemove>(OnComponentRemove);
+        SubscribeLocalEvent<ChemicalPayloadComponent, EntInsertedIntoContainerMessage>(OnContainerModified);
+        SubscribeLocalEvent<ChemicalPayloadComponent, EntRemovedFromContainerMessage>(OnContainerModified);
+    }
+
+    private void OnContainerModified(EntityUid uid, ChemicalPayloadComponent component, ContainerModifiedMessage args)
+    {
+        UpdateAppearance(uid, component);
+    }
+
+    private void UpdateAppearance(EntityUid uid, ChemicalPayloadComponent? component = null, AppearanceComponent? appearance = null)
+    {
+        if (!Resolve(uid, ref component, ref appearance, false))
+            return;
+
+        var filled = ChemicalPayloadFilledSlots.None;
+
+        if (component.BeakerSlotA.HasItem)
+            filled |= ChemicalPayloadFilledSlots.Left;
+
+        if (component.BeakerSlotB.HasItem)
+            filled |= ChemicalPayloadFilledSlots.Right;
+
+        appearance.SetData(ChemicalPayloadVisuals.Slots, filled);
+    }
+
+    private void OnComponentInit(EntityUid uid, ChemicalPayloadComponent payload, ComponentInit args)
+    {
+        _itemSlotsSystem.AddItemSlot(uid, "BeakerSlotA", payload.BeakerSlotA);
+        _itemSlotsSystem.AddItemSlot(uid, "BeakerSlotB", payload.BeakerSlotB);
+    }
+
+    private void OnComponentRemove(EntityUid uid, ChemicalPayloadComponent payload, ComponentRemove args)
+    {
+        _itemSlotsSystem.RemoveItemSlot(uid, payload.BeakerSlotA);
+        _itemSlotsSystem.RemoveItemSlot(uid, payload.BeakerSlotB);
+    }
+}

Content.Shared/Verbs/Verb.cs

@@ -190,6 +190,17 @@ namespace Content.Shared.Verbs
                 return string.Compare(Text, otherVerb.Text, StringComparison.CurrentCulture);
             }
 
+            if (IconEntity != otherVerb.IconEntity)
+            {
+                if (IconEntity == null)
+                    return -1;
+
+                if (otherVerb.IconEntity == null)
+                    return 1;
+
+                return IconEntity.Value.CompareTo(otherVerb.IconEntity.Value);
+            }
+
             // Finally, compare icon texture paths. Note that this matters for verbs that don't have any text (e.g., the rotate-verbs)
             return string.Compare(IconTexture, otherVerb.IconTexture, StringComparison.CurrentCulture);
         }

Resources/Locale/en-US/verbs/verb-system.ftl

@@ -20,6 +20,7 @@ verb-categories-rotate = Rotate
 verb-categories-transfer = Set Transfer Amount
 verb-categories-split = Split
 verb-categories-set-sensor = Sensor
+verb-categories-timer = Set Delay
 
 verb-common-toggle-light = Toggle light
 verb-common-close = Close

Resources/Locale/en-US/weapons/grenades/timer-trigger.ftl

@@ -0,0 +1,8 @@
+
+verb-trigger-timer-set = {$time} Seconds
+verb-trigger-timer-set-current = {$time} Seconds (current)
+verb-trigger-timer-cycle = Cycle Time Delay
+
+examine-trigger-timer = The timer is set to {$time} seconds.
+
+popup-trigger-timer-set = Timer set to {$time} seconds.

Resources/Prototypes/Catalog/Research/technologies.yml

@@ -98,6 +98,8 @@
     - Syringe
     - ReagentGrinderMachineCircuitboard
     - PillCanister
+    - TimerTrigger
+    - ChemicalPayload
 
 - type: technology
   name: "medical machinery"

Resources/Prototypes/Entities/Objects/Devices/Electronics/triggers.yml

@@ -0,0 +1,27 @@
+# Misc electronic trigger devices.
+# TODO:
+# - proximity
+# - voice
+# - machine linking
+# - device network
+# - biometric/health (maybe just via device nets?)
+# - booby-trap / on-storage-open
+
+- type: entity
+  parent: BaseItem
+  id: TimerTrigger
+  name: timer trigger
+  description: A configurable timer.
+  components:
+  - type: Sprite
+    sprite: Objects/Devices/timer.rsi
+    state: timer
+  - type: Item
+    size: 5
+  - type: PayloadTrigger
+    components:
+    - type: OnUseTimerTrigger
+      delay: 5
+      delayOptions: [3, 5, 10, 15, 30]
+      initialBeepDelay: 0
+      beepSound: /Audio/Machines/Nuke/general_beep.ogg

Resources/Prototypes/Entities/Objects/Devices/payload.yml

@@ -0,0 +1,76 @@
+- type: entity
+  parent: BaseItem
+  abstract: true
+  id: BasePayload
+  components:
+  - type: Appearance
+  - type: Sprite
+    netsync: false
+  - type: Tag
+    tags:
+    - Payload
+  - type: Damageable
+    damageContainer: Inorganic
+  - type: Destructible
+    thresholds:
+    - trigger:
+        !type:DamageTrigger
+        damage: 50
+      behaviors:
+      - !type:DoActsBehavior
+        acts: [ "Destruction" ]
+
+- type: entity
+  name: explosive payload
+  parent: BasePayload
+  id: ExplosivePayload
+  components:
+  - type: Sprite
+    sprite: Objects/Devices/payload.rsi
+    state: payload-explosive-armed
+  - type: Explosive
+    devastationRange: 0
+    heavyImpactRange: 2
+    lightImpactRange: 4
+    flashRange: 7
+  - type: ExplodeOnTrigger
+  - type: Destructible
+    thresholds:
+    - trigger:
+        !type:DamageTypeTrigger
+        damageType: Heat
+        damage: 25
+      behaviors:
+      - !type:ExplodeBehavior
+    - trigger:
+        !type:DamageTrigger
+        damage: 50
+      behaviors:
+      - !type:DoActsBehavior
+        acts: [ "Destruction" ]
+
+- type: entity
+  name: chemical payload
+  parent: BasePayload
+  id: ChemicalPayload
+  description: A chemical payload. Has space to store two beakers. In combination with a trigger and a case, this can be used to initiate chemical reactions.
+  components:
+  - type: Sprite
+    sprite: Objects/Devices/payload.rsi
+    state: payload-empty
+  - type: ChemicalPayload
+    beakerSlotA: &slotDef
+      whitelist: 
+        components:
+        - FitsInDispenser
+      swap: false
+    beakerSlotB: *slotDef
+  - type: Appearance
+    visuals:
+    - type: GenericEnumVisualizer
+      key: enum.ChemicalPayloadVisuals.Slots
+      states:
+        enum.ChemicalPayloadFilledSlots.None: payload-empty
+        enum.ChemicalPayloadFilledSlots.Left: payload-chemical-left
+        enum.ChemicalPayloadFilledSlots.Right: payload-chemical-right
+        enum.ChemicalPayloadFilledSlots.Both: payload-chemical-armed

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

@@ -19,3 +19,9 @@
     variation: 0.125
   - type: UseDelay
     delay: 0.5
+  - type: EmitSoundOnTrigger
+    sound:
+      collection: BikeHorn
+  - type: Tag
+    tags:
+    - Payload # yes, you can make re-usable prank grenades

Resources/Prototypes/Entities/Objects/Specific/chemistry.yml

@@ -1,8 +1,6 @@
 - type: entity
-  name: beaker
   parent: BaseItem
-  description: Used to contain a moderate amount of chemicals and solutions.
-  id: Beaker
+  id: BaseBeaker
   components:
   - type: Tag
     tags:
@@ -39,8 +37,6 @@
     interfaces:
     - key: enum.TransferAmountUiKey.Key
       type: TransferAmountBoundUserInterface
-  - type: Spillable
-    solution: beaker
   - type: Drink
     isOpen: true
   - type: Appearance
@@ -60,7 +56,8 @@
       - !type:PlaySoundBehavior
         sound:
           collection: GlassBreak
-      - !type:SpillBehavior { }
+      - !type:SpillBehavior
+        solution: beaker
       - !type:SpawnEntitiesBehavior
         spawn:
           ShardGlass:
@@ -82,12 +79,23 @@
       types:
         Blunt: 5
 
+- type: entity
+  name: beaker
+  parent: BaseBeaker
+  description: Used to contain a moderate amount of chemicals and solutions.
+  id: Beaker
+  components:
+  - type: Spillable
+    solution: beaker
+
 - type: entity
   name: large beaker
-  parent: Beaker
+  parent: BaseBeaker
   description: Used to contain a large amount of chemicals or solutions.
   id: LargeBeaker
   components:
+  - type: Spillable
+    solution: beaker
   - type: Sprite
     sprite: Objects/Specific/Chemistry/beaker_large.rsi
     layers:
@@ -109,7 +117,7 @@
 
 - type: entity
   name: cryostasis beaker
-  parent: Beaker
+  parent: BaseBeaker
   description: Used to contain chemicals or solutions without reactions.
   id: CryostasisBeaker
   components:
@@ -122,13 +130,28 @@
       beaker:
         maxVol: 40
         canReact: false
-
+  - type: Damageable
+    damageContainer: Inorganic
+    damageModifierSet: FlimsyMetallic
+  - type: Destructible
+    thresholds:
+    - trigger:
+        !type:DamageTrigger
+        damage: 100
+      behaviors:
+      - !type:SpillBehavior
+        solution: beaker
+      - !type:DoActsBehavior
+        acts: [ "Destruction" ]
+        
 - type: entity
   name: bluespace beaker
-  parent: Beaker
+  parent: BaseBeaker
   description: Powered by experimental bluespace technology.
   id: BluespaceBeaker
   components:
+  - type: Spillable
+    solution: beaker
   - type: Sprite
     sprite: Objects/Specific/Chemistry/beaker_bluespace.rsi
     layers:

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

@@ -64,7 +64,7 @@
       path: /Audio/Weapons/Guns/Hits/snap.ogg
   - type: FlashOnTrigger
     range: 1
-  - type: SoundOnTrigger
+  - type: EmitSoundOnTrigger
     sound:
       path: "/Audio/Effects/flash_bang.ogg"
 

Resources/Prototypes/Entities/Objects/Weapons/Throwable/grenades.yml

@@ -58,7 +58,7 @@
     delay: 3.5
   - type: FlashOnTrigger
     range: 7
-  - type: SoundOnTrigger
+  - type: EmitSoundOnTrigger
     sound:
       path: "/Audio/Effects/flash_bang.ogg"
   - type: DeleteOnTrigger
@@ -148,3 +148,36 @@
     - type: TimerTriggerVisualizer
       countdown_sound:
         path: /Audio/Effects/countdown.ogg
+
+- type: entity
+  name: modular grenade
+  description: A grenade casing. Requires a trigger and a payload.
+  parent: BaseItem
+  id: ModularGrenade
+  components:
+  - type: Sprite
+    sprite: Objects/Weapons/Grenades/modular.rsi
+    state: empty
+  - type: Item
+    size: 8
+  - type: PayloadCase
+  - type: Construction
+    graph: ModularGrenadeGraph
+    node: emptyCase
+  - type: Damageable
+    damageContainer: Inorganic
+  - type: Destructible
+    thresholds:
+    - trigger:
+        !type:DamageTrigger
+        damage: 50
+      behaviors:
+      - !type:DoActsBehavior
+        acts: [ "Destruction" ]
+  - type: Appearance
+    visuals:
+    - type: GenericEnumVisualizer
+      key: enum.Trigger.TriggerVisuals.VisualState
+      states:
+        enum.Trigger.TriggerVisualState.Primed: primed
+        enum.Trigger.TriggerVisualState.Unprimed: complete

Resources/Prototypes/Entities/Objects/Weapons/security.yml

@@ -56,7 +56,7 @@
   id: PortableFlasher
   description: An ultrabright flashbulb with a proximity trigger, useful for making an area security-only.
   components:
-    - type: SoundOnTrigger
+    - type: EmitSoundOnTrigger
       sound:
         path: /Audio/Weapons/flash.ogg
     - type: FlashOnTrigger

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

@@ -185,6 +185,8 @@
       - KitchenKnife
       - ButchCleaver
       - FlashlightLantern
+      - TimerTrigger
+      - ChemicalPayload
   - type: ActivatableUI
     key: enum.LatheUiKey.Key #Yes only having 1 of them here doesn't break anything
   - type: ActivatableUIRequiresPower
@@ -294,6 +296,7 @@
       - CableStack
       - CableMVStack
       - CableHVStack
+      - TimerTrigger
 
 - type: entity
   parent: Autolathe

Resources/Prototypes/Recipes/Construction/Graphs/weapons/modular_grenade.yml

@@ -0,0 +1,83 @@
+- type: constructionGraph
+  id: ModularGrenadeGraph
+  start: start
+  graph:
+
+  - node: start
+    edges:
+    - to: emptyCase
+      steps:
+      - material: Steel
+        amount: 5
+        doAfter: 1
+
+  - node: emptyCase
+    entity: ModularGrenade      
+    actions:
+    - !type:SpriteStateChange
+      state: empty
+    edges:
+    - to: wiredCase
+      steps:
+      - material: Cable
+        doAfter: 0.5
+
+  - node: wiredCase
+    entity: ModularGrenade      
+    actions:
+    - !type:SpriteStateChange
+      state: wired
+    - !type:PlaySound
+      sound: /Audio/Machines/button.ogg
+    edges:
+    - to: emptyCase
+      steps:
+      - tool: Cutting
+        doAfter: 0.5
+        completed:
+        - !type:SpawnPrototype
+          prototype: CableApcStack1
+    - to: caseWithTrigger
+      steps:
+      - component: PayloadTrigger
+        store: payloadTrigger
+        name: Trigger
+        doAfter: 0.5
+
+  - node: caseWithTrigger
+    actions:
+    - !type:SpriteStateChange
+      state: no-payload
+    - !type:PlaySound
+      sound: /Audio/Machines/button.ogg
+    edges:
+    - to: wiredCase
+      steps:
+      - tool: Prying
+        doAfter: 0.5
+        completed:
+        - !type:EmptyContainer
+          container: payloadTrigger
+    - to: grenade
+      steps:
+      - tag: Payload
+        store: payload
+        name: Payload
+        doAfter: 0.5
+
+  - node: grenade
+    actions:
+    - !type:SpriteStateChange
+      state: complete
+    - !type:PlaySound
+      sound: /Audio/Machines/button.ogg
+    - !type:AdminLog
+      message: "A grenade was crafted"
+    edges:
+    - to: caseWithTrigger
+      steps:
+      - tool: Prying
+        doAfter: 0.5
+        completed:
+        - !type:EmptyContainer
+          container: payload

Resources/Prototypes/Recipes/Construction/modular_grenades.yml

@@ -0,0 +1,12 @@
+- type: construction
+  name: Modular Grenade
+  id: ModularGrenadeRecipe
+  graph: ModularGrenadeGraph
+  startNode: start
+  targetNode: grenade
+  category: Weapons
+  description: Construct a grenade using a trigger and a payload.
+  icon:
+    sprite: Objects/Weapons/Grenades/modular.rsi
+    state: complete
+  objectType: Item

Resources/Prototypes/Recipes/Construction/weapons.yml

@@ -18,4 +18,4 @@
   category: Weapons
   description: A simple weapon for tripping someone at a distance.
   icon: Objects/Weapons/Throwable/bola.rsi/icon.png
-  objectType: Item
+  objectType: Item

Resources/Prototypes/Recipes/Lathes/devices.yml

@@ -0,0 +1,21 @@
+- type: latheRecipe
+  id: TimerTrigger
+  icon:
+    sprite: Objects/Devices/timer.rsi
+    state: timer
+  result: TimerTrigger
+  completetime: 500
+  materials:
+    Steel: 300
+    Plastic: 200
+
+- type: latheRecipe
+  id: ChemicalPayload
+  icon:
+    sprite: Objects/Devices/payload.rsi
+    state: payload-empty
+  result: ChemicalPayload
+  completetime: 500
+  materials:
+    Steel: 200
+    Plastic: 300

Resources/Prototypes/tags.yml

@@ -216,6 +216,9 @@
 - type: Tag
   id: Ore
 
+- type: Tag
+  id: Payload # for grenade/bomb crafting
+  
 - type: Tag
   id: PercussionInstrument
 

Resources/Textures/Interface/VerbIcons/clock.svg.192dpi.png.yml

@@ -0,0 +1,2 @@
+sample:
+  filter: true

Resources/Textures/Objects/Devices/payload.rsi/meta.json

@@ -0,0 +1,35 @@
+{
+    "version": 1,
+
+    "license": "CC0-1.0",
+    "copyright": "Taken from https://github.com/tgstation/tgstation/blob/master/icons/obj/assemblies/new_assemblies.dmi",
+
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "payload-empty",
+            "directions": 1
+        },
+        {
+            "name": "payload-chemical-left",
+            "directions": 1
+        },
+        {
+            "name": "payload-chemical-right",
+            "directions": 1
+        },
+        {
+            "name": "payload-chemical-armed",
+            "directions": 1,
+            "delays": [ [ 0.2, 0.2, 0.2 ] ]
+        },
+        {
+            "name": "payload-explosive-armed",
+            "directions": 1,
+            "delays": [ [ 0.2, 0.2, 0.2 ] ]
+        }
+    ]
+}

Resources/Textures/Objects/Devices/timer.rsi/meta.json

@@ -0,0 +1,17 @@
+{
+    "version": 1,
+
+    "license": "CC0-1.0",
+    "copyright": "Taken from https://github.com/tgstation/tgstation/blob/master/icons/obj/assemblies/new_assemblies.dmi",
+
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "timer",
+            "directions": 1
+        }
+    ]
+}

Resources/Textures/Objects/Weapons/Grenades/modular.rsi/meta.json

@@ -0,0 +1,34 @@
+{
+  "version": 1,
+  "license": "CC-BY-SA-3.0",
+  "copyright": "Taken from tgstation at commit https://github.com/tgstation/tgstation/commit/29c0ed1b000619cb5398ef921000a8d4502ba0b6 and modified by Swept",
+  "size": {
+    "x": 32,
+    "y": 32
+  },
+  "states": [
+    {
+        "name": "empty",
+        "directions": 1
+    },
+    {
+        "name": "wired",
+        "directions": 1
+    },
+    {
+        "name": "no-payload",
+        "directions": 1
+    },
+    {
+        "name": "complete",
+        "directions": 1
+    },
+    {
+        "name": "primed",
+        "directions": 1,
+        "delays": [
+            [ 0.2, 0.2 ]
+        ]
+    }
+  ]
+}