Weather effects (#12528)

Co-authored-by: metalgearsloth <metalgearsloth@gmail.com>

Content.Server/Weather/WeatherSystem.cs

@@ -0,0 +1,84 @@
+using System.Linq;
+using Content.Server.Administration;
+using Content.Shared.Administration;
+using Content.Shared.Weather;
+using Robust.Shared.Console;
+using Robust.Shared.GameStates;
+using Robust.Shared.Map;
+using Robust.Shared.Map.Components;
+
+namespace Content.Server.Weather;
+
+public sealed class WeatherSystem : SharedWeatherSystem
+{
+    [Dependency] private readonly IConsoleHost _console = default!;
+
+    public override void Initialize()
+    {
+        base.Initialize();
+        SubscribeLocalEvent<WeatherComponent, ComponentGetState>(OnWeatherGetState);
+        _console.RegisterCommand("weather",
+            Loc.GetString("cmd-weather-desc"),
+            Loc.GetString("cmd-weather-help"),
+            WeatherTwo,
+            WeatherCompletion);
+    }
+
+    private void OnWeatherGetState(EntityUid uid, WeatherComponent component, ref ComponentGetState args)
+    {
+        args.State = new WeatherComponentState()
+        {
+            Weather = component.Weather,
+            EndTime = component.EndTime,
+            StartTime = component.StartTime,
+        };
+    }
+
+    [AdminCommand(AdminFlags.Fun)]
+    private void WeatherTwo(IConsoleShell shell, string argstr, string[] args)
+    {
+        if (args.Length != 2)
+        {
+            return;
+        }
+
+        if (!int.TryParse(args[0], out var mapInt))
+        {
+            return;
+        }
+
+        var mapId = new MapId(mapInt);
+
+        if (!MapManager.MapExists(mapId))
+        {
+            return;
+        }
+
+        if (args[1].Equals("null"))
+        {
+            SetWeather(mapId, null);
+        }
+        else if (ProtoMan.TryIndex<WeatherPrototype>(args[1], out var weatherProto))
+        {
+            SetWeather(mapId, weatherProto);
+        }
+        else
+        {
+            shell.WriteError($"Unable to parse weather prototype");
+        }
+    }
+
+    private CompletionResult WeatherCompletion(IConsoleShell shell, string[] args)
+    {
+        var options = new List<CompletionOption>();
+
+        if (args.Length == 1)
+        {
+            options.AddRange(EntityQuery<MapComponent>(true).Select(o => new CompletionOption(o.WorldMap.ToString())));
+            return CompletionResult.FromHintOptions(options, "Map Id");
+        }
+
+        var a = CompletionHelper.PrototypeIDs<WeatherPrototype>(true, ProtoMan);
+        return CompletionResult.FromHintOptions(a, Loc.GetString("cmd-weather-hint"));
+    }
+}