Add arrivals (#14755)

* Arrivals

* More arrivals and shitty uhh preload

* cvar

* a

* clockin + maps

* shitter prevention

* Placement

* a

* cvar for tests and dev

* weh

Content.Server/Shuttles/Components/ArrivalsShuttleComponent.cs

@@ -0,0 +1,13 @@
+using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom;
+
+namespace Content.Server.Shuttles.Components;
+
+[RegisterComponent]
+public sealed class ArrivalsShuttleComponent : Component
+{
+    [DataField("station")]
+    public EntityUid Station;
+
+    [DataField("nextTransfer", customTypeSerializer:typeof(TimeOffsetSerializer))]
+    public TimeSpan NextTransfer;
+}

Content.Server/Shuttles/Components/ArrivalsSourceComponent.cs

@@ -0,0 +1,10 @@
+namespace Content.Server.Shuttles.Components;
+
+/// <summary>
+/// Added to a designated arrivals station for players to spawn at, if enabled.
+/// </summary>
+[RegisterComponent]
+public sealed class ArrivalsSourceComponent : Component
+{
+
+}

Content.Server/Shuttles/Components/ClockedInComponent.cs

@@ -0,0 +1,11 @@
+namespace Content.Server.Shuttles.Components;
+
+/// <summary>
+/// Added to players after having been spawned onto the station.
+/// Prevents them from taking the arrivals shuttle.
+/// </summary>
+[RegisterComponent]
+public sealed class ClockedInComponent : Component
+{
+
+}

Content.Server/Shuttles/Components/PendingClockInComponent.cs

@@ -0,0 +1,10 @@
+namespace Content.Server.Shuttles.Components;
+
+/// <summary>
+/// Added to arrivals latejoins until they have arrived at the station.
+/// </summary>
+[RegisterComponent]
+public sealed class PendingClockInComponent : Component
+{
+
+}

Content.Server/Shuttles/Components/StationArrivalsComponent.cs

@@ -0,0 +1,15 @@
+using Robust.Shared.Utility;
+
+namespace Content.Server.Shuttles.Components;
+
+/// <summary>
+/// Added to a station that is available for arrivals shuttles.
+/// </summary>
+[RegisterComponent]
+public sealed class StationArrivalsComponent : Component
+{
+    [DataField("shuttle")]
+    public EntityUid Shuttle;
+
+    [DataField("shuttlePath")] public ResourcePath ShuttlePath = new("/Maps/Shuttles/arrivals.yml");
+}