Files
tbd-station-14/Content.Client/Alerts/ClientAlertsSystem.cs
2022-01-31 03:34:48 +11:00

116 lines
3.6 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Content.Shared.Alert;
using JetBrains.Annotations;
using Robust.Client.GameObjects;
using Robust.Client.Player;
using Robust.Shared.GameObjects;
using Robust.Shared.GameStates;
using Robust.Shared.IoC;
using Robust.Shared.Log;
using Robust.Shared.Prototypes;
namespace Content.Client.Alerts;
[UsedImplicitly]
internal class ClientAlertsSystem : AlertsSystem
{
public AlertOrderPrototype? AlertOrder { get; set; }
[Dependency] private readonly IPlayerManager _playerManager = default!;
[Dependency] private readonly IPrototypeManager _prototypeManager = default!;
public event EventHandler? ClearAlerts;
public event EventHandler<IReadOnlyDictionary<AlertKey, AlertState>>? SyncAlerts;
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent<AlertsComponent, PlayerAttachedEvent>((_, component, _) => PlayerAttached(component));
SubscribeLocalEvent<AlertsComponent, PlayerDetachedEvent>((_, _, _) => PlayerDetached());
SubscribeLocalEvent<AlertsComponent, ComponentHandleState>(ClientAlertsHandleState);
}
protected override void LoadPrototypes()
{
base.LoadPrototypes();
AlertOrder = _prototypeManager.EnumeratePrototypes<AlertOrderPrototype>().FirstOrDefault();
if (AlertOrder == null)
Logger.ErrorS("alert", "no alertOrder prototype found, alerts will be in random order");
}
public IReadOnlyDictionary<AlertKey, AlertState>? ActiveAlerts
{
get
{
var ent = _playerManager.LocalPlayer?.ControlledEntity;
return ent is not null
? GetActiveAlerts(ent.Value)
: null;
}
}
protected override void AfterShowAlert(AlertsComponent alertsComponent)
{
if (!CurControlled(alertsComponent.Owner, _playerManager))
return;
SyncAlerts?.Invoke(this, alertsComponent.Alerts);
}
protected override void AfterClearAlert(AlertsComponent alertsComponent)
{
if (!CurControlled(alertsComponent.Owner, _playerManager))
return;
SyncAlerts?.Invoke(this, alertsComponent.Alerts);
}
private void ClientAlertsHandleState(EntityUid uid, AlertsComponent component, ref ComponentHandleState args)
{
var componentAlerts = (args.Current as AlertsComponentState)?.Alerts;
if (componentAlerts == null) return;
//TODO: Do we really want to send alerts for non-attached entity?
component.Alerts = new(componentAlerts);
if (!CurControlled(component.Owner, _playerManager)) return;
SyncAlerts?.Invoke(this, componentAlerts);
}
private void PlayerAttached(AlertsComponent clientAlertsComponent)
{
if (!CurControlled(clientAlertsComponent.Owner, _playerManager)) return;
SyncAlerts?.Invoke(this, clientAlertsComponent.Alerts);
}
protected override void HandleComponentShutdown(EntityUid uid)
{
base.HandleComponentShutdown(uid);
PlayerDetached();
}
private void PlayerDetached()
{
ClearAlerts?.Invoke(this, EventArgs.Empty);
}
public void AlertClicked(AlertType alertType)
{
RaiseNetworkEvent(new ClickAlertEvent(alertType));
}
/// <summary>
/// Allows calculating if we need to act due to this component being controlled by the current mob
/// </summary>
private static bool CurControlled(EntityUid entity, IPlayerManager playerManager)
{
return playerManager.LocalPlayer != null && playerManager.LocalPlayer.ControlledEntity == entity;
}
}