Files
tbd-station-14/Content.Server/Chat/TypingIndicator/TypingIndicatorSystem.cs
2023-06-19 03:23:31 +10:00

65 lines
2.3 KiB
C#

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