baseline: OpenMU upstream b5a0961 (fresh source)

src/GameLogic/PlugIns/ChatCommands/ShowFireworksEffectChatCommandPlugIn.cs

@@ -0,0 +1,36 @@
+// <copyright file="ShowFireworksEffectChatCommandPlugIn.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.GameLogic.PlugIns.ChatCommands;
+
+using System.Runtime.InteropServices;
+using MUnique.OpenMU.GameLogic.PlugIns.ChatCommands.Arguments;
+using MUnique.OpenMU.GameLogic.Views.Character;
+using MUnique.OpenMU.Pathfinding;
+using MUnique.OpenMU.PlugIns;
+
+/// <summary>
+/// A chat command plugin which handles fireworks effect commands.
+/// </summary>
+[Guid("658F7F9D-B8FF-4D52-A835-5B3D658B6B9F")]
+[PlugIn]
+[Display(Name = nameof(PlugInResources.ShowFireworksEffectChatCommandPlugIn_Name), Description = nameof(PlugInResources.ShowFireworksEffectChatCommandPlugIn_Description), ResourceType = typeof(PlugInResources))]
+[ChatCommandHelp(Command, typeof(CoordinatesCommandArgs), CharacterStatus.GameMaster)]
+public class ShowFireworksEffectChatCommandPlugIn : ChatCommandPlugInBase<CoordinatesCommandArgs>
+{
+    private const string Command = "/fireworks";
+
+    /// <inheritdoc />
+    public override string Key => Command;
+
+    /// <inheritdoc/>
+    public override CharacterStatus MinCharacterStatusRequirement => CharacterStatus.GameMaster;
+
+    /// <inheritdoc/>
+    protected override async ValueTask DoHandleCommandAsync(Player gameMaster, CoordinatesCommandArgs arguments)
+    {
+        var coordinates = arguments.X == 0 ? gameMaster.Position : new Point(arguments.X, arguments.Y);
+        await gameMaster.ForEachWorldObserverAsync<IShowItemDropEffectPlugIn>(p => p.ShowEffectAsync(ItemDropEffect.Fireworks, coordinates), true).ConfigureAwait(false);
+    }
+}