65 lines
2.3 KiB
C#
65 lines
2.3 KiB
C#
using Content.Shared.ActionBlocker;
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using Content.Shared.Chat.TypingIndicator;
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using Robust.Server.GameObjects;
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namespace Content.Server.Chat.TypingIndicator;
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// Server-side typing system
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// It receives networked typing events from clients
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// And sync typing indicator using appearance component
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public sealed class TypingIndicatorSystem : SharedTypingIndicatorSystem
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{
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[Dependency] private readonly ActionBlockerSystem _actionBlocker = default!;
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[Dependency] private readonly SharedAppearanceSystem _appearance = default!;
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public override void Initialize()
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{
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base.Initialize();
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SubscribeLocalEvent<PlayerAttachedEvent>(OnPlayerAttached);
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SubscribeLocalEvent<TypingIndicatorComponent, PlayerDetachedEvent>(OnPlayerDetached);
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SubscribeNetworkEvent<TypingChangedEvent>(OnClientTypingChanged);
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}
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private void OnPlayerAttached(PlayerAttachedEvent ev)
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{
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// when player poses entity we want to make sure that there is typing indicator
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EnsureComp<TypingIndicatorComponent>(ev.Entity);
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// we also need appearance component to sync visual state
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EnsureComp<AppearanceComponent>(ev.Entity);
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}
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private void OnPlayerDetached(EntityUid uid, TypingIndicatorComponent component, PlayerDetachedEvent args)
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{
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// player left entity body - hide typing indicator
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SetTypingIndicatorEnabled(uid, false);
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}
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private void OnClientTypingChanged(TypingChangedEvent ev, EntitySessionEventArgs args)
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{
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var uid = args.SenderSession.AttachedEntity;
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if (!Exists(uid))
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{
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Logger.Warning($"Client {args.SenderSession} sent TypingChangedEvent without an attached entity.");
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return;
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}
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// check if this entity can speak or emote
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if (!_actionBlocker.CanEmote(uid.Value) && !_actionBlocker.CanSpeak(uid.Value))
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{
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// nah, make sure that typing indicator is disabled
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SetTypingIndicatorEnabled(uid.Value, false);
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return;
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}
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SetTypingIndicatorEnabled(uid.Value, ev.IsTyping);
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}
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private void SetTypingIndicatorEnabled(EntityUid uid, bool isEnabled, AppearanceComponent? appearance = null)
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{
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if (!Resolve(uid, ref appearance, false))
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return;
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_appearance.SetData(uid, TypingIndicatorVisuals.IsTyping, isEnabled, appearance);
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}
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}
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