118 lines
4.7 KiB
C#
118 lines
4.7 KiB
C#
using Content.Server.DeviceLinking.Components;
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using Content.Shared.DeviceLinking;
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using Content.Shared.Interaction;
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using Content.Shared.Verbs;
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using Robust.Shared.Utility;
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namespace Content.Server.DeviceLinking.Systems
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{
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public sealed class TwoWayLeverSystem : EntitySystem
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{
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[Dependency] private readonly DeviceLinkSystem _signalSystem = default!;
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[Dependency] private readonly SharedAppearanceSystem _appearance = default!;
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const string _leftToggleImage = "rotate_ccw.svg.192dpi.png";
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const string _rightToggleImage = "rotate_cw.svg.192dpi.png";
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public override void Initialize()
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{
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base.Initialize();
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SubscribeLocalEvent<TwoWayLeverComponent, ComponentInit>(OnInit);
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SubscribeLocalEvent<TwoWayLeverComponent, ActivateInWorldEvent>(OnActivated);
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SubscribeLocalEvent<TwoWayLeverComponent, GetVerbsEvent<InteractionVerb>>(OnGetInteractionVerbs);
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}
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private void OnInit(EntityUid uid, TwoWayLeverComponent component, ComponentInit args)
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{
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_signalSystem.EnsureSourcePorts(uid, component.LeftPort, component.RightPort, component.MiddlePort);
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}
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private void OnActivated(EntityUid uid, TwoWayLeverComponent component, ActivateInWorldEvent args)
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{
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if (args.Handled)
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return;
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component.State = component.State switch
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{
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TwoWayLeverState.Middle => component.NextSignalLeft ? TwoWayLeverState.Left : TwoWayLeverState.Right,
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TwoWayLeverState.Right => TwoWayLeverState.Middle,
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TwoWayLeverState.Left => TwoWayLeverState.Middle,
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_ => throw new ArgumentOutOfRangeException()
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};
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StateChanged(uid, component);
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args.Handled = true;
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}
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private void OnGetInteractionVerbs(EntityUid uid, TwoWayLeverComponent component, GetVerbsEvent<InteractionVerb> args)
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{
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if (!args.CanAccess || !args.CanInteract || (args.Hands == null))
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return;
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var disabled = component.State == TwoWayLeverState.Left;
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InteractionVerb verbLeft = new()
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{
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Act = () =>
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{
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component.State = component.State switch
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{
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TwoWayLeverState.Middle => TwoWayLeverState.Left,
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TwoWayLeverState.Right => TwoWayLeverState.Middle,
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_ => throw new ArgumentOutOfRangeException()
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};
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StateChanged(uid, component);
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},
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Category = VerbCategory.Lever,
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Message = disabled ? Loc.GetString("two-way-lever-cant") : null,
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Disabled = disabled,
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Icon = new SpriteSpecifier.Texture(new ($"/Textures/Interface/VerbIcons/{_leftToggleImage}")),
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Text = Loc.GetString("two-way-lever-left"),
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};
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args.Verbs.Add(verbLeft);
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disabled = component.State == TwoWayLeverState.Right;
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InteractionVerb verbRight = new()
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{
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Act = () =>
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{
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component.State = component.State switch
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{
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TwoWayLeverState.Left => TwoWayLeverState.Middle,
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TwoWayLeverState.Middle => TwoWayLeverState.Right,
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_ => throw new ArgumentOutOfRangeException()
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};
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StateChanged(uid, component);
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},
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Category = VerbCategory.Lever,
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Message = disabled ? Loc.GetString("two-way-lever-cant") : null,
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Disabled = disabled,
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Icon = new SpriteSpecifier.Texture(new ($"/Textures/Interface/VerbIcons/{_rightToggleImage}")),
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Text = Loc.GetString("two-way-lever-right"),
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};
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args.Verbs.Add(verbRight);
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}
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private void StateChanged(EntityUid uid, TwoWayLeverComponent component)
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{
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if (component.State == TwoWayLeverState.Middle)
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component.NextSignalLeft = !component.NextSignalLeft;
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if (TryComp(uid, out AppearanceComponent? appearance))
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_appearance.SetData(uid, TwoWayLeverVisuals.State, component.State, appearance);
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var port = component.State switch
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{
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TwoWayLeverState.Left => component.LeftPort,
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TwoWayLeverState.Right => component.RightPort,
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TwoWayLeverState.Middle => component.MiddlePort,
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_ => throw new ArgumentOutOfRangeException()
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};
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_signalSystem.InvokePort(uid, port);
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}
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}
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}
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