Complete spawn beam command

Content.Server/Icarus/Commands/SpawnIcarusCommand.cs

@@ -2,6 +2,7 @@
 using Content.Shared.Administration;
 using JetBrains.Annotations;
 using Robust.Shared.Console;
+using Robust.Shared.Map;
 
 namespace Content.Server.Icarus.Commands;
 
@@ -10,15 +11,35 @@ namespace Content.Server.Icarus.Commands;
 public sealed class SpawnIcarusCommand : IConsoleCommand
 {
     public string Command => "spawnicarus";
-    public string Description => "Spawn Icarus beam.";
+    public string Description => "Spawn Icarus beam and direct to specified grid center.";
     public string Help => "spawnicarus <gridId>";
 
     public void Execute(IConsoleShell shell, string argStr, string[] args)
     {
-        if (args.Length < 1)
+        if (args.Length != 1)
         {
             shell.WriteError("Incorrect number of arguments. " + Help);
             return;
         }
+
+        if (!int.TryParse(args[0], out var id))
+        {
+            shell.WriteLine($"{args[0]} is not a valid integer.");
+            return;
+        }
+
+        var gridId = new GridId(int.Parse(args[0]));
+        var mapManager = IoCManager.Resolve<IMapManager>();
+
+        if (mapManager.TryGetGrid(gridId, out var grid))
+        {
+            var icarusSystem = EntitySystem.Get<IcarusTerminalSystem>();
+            var coords = icarusSystem.FireBeam(grid.WorldAABB);
+            shell.WriteLine($"Icarus was spawned: {coords.ToString()}");
+        }
+        else
+        {
+            shell.WriteError($"No grid exists with id {id}");
+        }
     }
 }

Content.Server/Icarus/IcarusTerminalSystem.cs

@@ -165,43 +165,55 @@ public sealed class IcarusTerminalSystem : EntitySystem
         if (component.RemainingTime <= 0)
         {
             component.RemainingTime = 0;
-            ActivateBeam(component);
+            ActivateBeamOnStation(component);
         }
 
         UpdateUserInterface(component);
     }
 
-    private void ActivateBeam(IcarusTerminalComponent component)
+    private void ActivateBeamOnStation(IcarusTerminalComponent component)
     {
         component.Status = IcarusTerminalStatus.COOLDOWN;
         component.CooldownTime = component.Cooldown;
 
         SoundSystem.Play(component.FireSound.GetSound(), Filter.Broadcast());
-        TryGetBeamSpawnLocation(component, out var coords, out var offset);
+        FireBeam(GetStationArea());
+    }
+
+    public MapCoordinates FireBeam(Box2 area)
+    {
+        TryGetBeamSpawnLocation(area, out var coords, out var offset);
         Logger.DebugS("icarus", $"Try spawn beam on coords: {coords.ToString()}");
         var entUid = Spawn(IcarusBeamPrototypeId, coords);
         _icarusSystem.LaunchInDirection(entUid, -offset.Normalized);
+        return coords;
     }
 
-    private void TryGetBeamSpawnLocation(IcarusTerminalComponent component, out MapCoordinates coords,
+    private void TryGetBeamSpawnLocation(Box2 area, out MapCoordinates coords,
         out Vector2 offset)
     {
         coords = MapCoordinates.Nullspace;
         offset = Vector2.Zero;
 
-        var areas = _stationSystem.Stations.SelectMany(x =>
-            Comp<StationDataComponent>(x).Grids.Select(x => _mapManager.GetGridComp(x).Grid.WorldAABB)).ToArray();
-        var playableArea = areas[0];
-        for (var i = 1; i < areas.Length; i++)
-        {
-            playableArea.Union(areas[i]);
-        }
-
-        var center = playableArea.Center;
-        var distance = (playableArea.TopRight - center).Length;
+        var center = area.Center;
+        var distance = (area.TopRight - center).Length;
         var angle = new Angle(_robustRandom.NextFloat() * MathF.Tau);
 
         offset = angle.RotateVec(new Vector2(distance, 0));
         coords = new MapCoordinates(center + offset, _gameTicker.DefaultMap);
     }
+
+    private Box2 GetStationArea()
+    {
+        var areas = _stationSystem.Stations.SelectMany(x =>
+            Comp<StationDataComponent>(x).Grids.Select(x => _mapManager.GetGridComp(x).Grid.WorldAABB)).ToArray();
+        var stationArea = areas[0];
+
+        for (var i = 1; i < areas.Length; i++)
+        {
+            stationArea.Union(areas[i]);
+        }
+
+        return stationArea;
+    }
 }