Glacier Real (#1169)

Content.IntegrationTests/Tests/PostMapInitTest.cs

@@ -55,6 +55,7 @@ public sealed class PostMapInitTest
             "Tortuga", //DeltaV
             "Arena", //DeltaV
             "Asterisk", //DeltaV
+            "Glacier", //DeltaV
             "TheHive", //DeltaV
             "Hammurabi", //DeltaV
             "Lighthouse", //DeltaV

Content.Server/DeltaV/Station/Components/StationSurfaceComponent.cs

@@ -0,0 +1,23 @@
+using Content.Server.Station.Systems;
+using Robust.Shared.Utility;
+
+namespace Content.Server.Station.Components;
+
+/// <summary>
+/// Loads a surface map on mapinit.
+/// </summary>
+[RegisterComponent, Access(typeof(StationSurfaceSystem))]
+public sealed partial class StationSurfaceComponent : Component
+{
+    /// <summary>
+    /// Path to the map to load.
+    /// </summary>
+    [DataField(required: true)]
+    public ResPath? MapPath;
+
+    /// <summary>
+    /// The map that was loaded.
+    /// </summary>
+    [DataField]
+    public EntityUid? Map;
+}

Content.Server/DeltaV/Station/Systems/StationSurfaceSystem.cs

@@ -0,0 +1,41 @@
+using Content.Server.Parallax;
+using Content.Server.Station.Components;
+using Robust.Server.GameObjects;
+
+namespace Content.Server.Station.Systems;
+
+public sealed class StationSurfaceSystem : EntitySystem
+{
+    [Dependency] private readonly BiomeSystem _biome = default!;
+    [Dependency] private readonly MapSystem _map = default!;
+    [Dependency] private readonly MapLoaderSystem _mapLoader = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<StationSurfaceComponent, MapInitEvent>(OnMapInit);
+    }
+
+    private void OnMapInit(Entity<StationSurfaceComponent> ent, ref MapInitEvent args)
+    {
+        if (ent.Comp.MapPath is not {} path)
+            return;
+
+        var map = _map.CreateMap(out var mapId);
+        if (!_mapLoader.TryLoad(mapId, path.ToString(), out _))
+        {
+            Log.Error($"Failed to load surface map {ent.Comp.MapPath}!");
+            Del(map);
+            return;
+        }
+
+        // loading replaced the map entity with a new one so get the latest id
+        map = _map.GetMap(mapId);
+        _map.SetPaused(map, false);
+
+        // Needs a cherrypick, but this system is unused entirely for now
+        //_biome.SetEnabled(map); // generate the terrain after the grids loaded to prevent it getting hidden under it
+        ent.Comp.Map = map;
+    }
+}