baseline: OpenMU upstream b5a0961 (fresh source)

src/GameLogic/PlugIns/ChatCommands/WalkMonsterChatCommand.cs

@@ -0,0 +1,41 @@
+// <copyright file="WalkMonsterChatCommand.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.NPC;
+using MUnique.OpenMU.GameLogic.PlugIns.ChatCommands.Arguments;
+using MUnique.OpenMU.PlugIns;
+
+/// <summary>
+/// Chat command to let a monster walk to specific coordinates.
+/// </summary>
+[Guid("1852FED5-8184-431E-8C5F-5131356D348F")]
+[PlugIn]
+[Display(Name = nameof(PlugInResources.WalkMonsterChatCommand_Name), Description = nameof(PlugInResources.WalkMonsterChatCommand_Description), ResourceType = typeof(PlugInResources))]
+[ChatCommandHelp(Command, typeof(MoveMonsterCommandArgs), CharacterStatus.GameMaster)]
+internal class WalkMonsterChatCommand : ChatCommandPlugInBase<MoveMonsterCommandArgs>
+{
+    private const string Command = "/walkmonster";
+
+    /// <inheritdoc />
+    public override string Key => Command;
+
+    /// <inheritdoc/>
+    public override CharacterStatus MinCharacterStatusRequirement => CharacterStatus.GameMaster;
+
+    /// <inheritdoc />
+    protected override async ValueTask DoHandleCommandAsync(Player gameMaster, MoveMonsterCommandArgs arguments)
+    {
+        var monster = gameMaster.ObservingBuckets.SelectMany(b => b).OfType<Monster>().FirstOrDefault(m => m.Id == arguments.Id);
+        if (monster is null)
+        {
+            await gameMaster.ShowLocalizedBlueMessageAsync(nameof(PlayerMessage.MonsterNotFoundById), arguments.Id).ConfigureAwait(false);
+            return;
+        }
+
+        await monster.WalkToAsync(arguments.Coordinates).ConfigureAwait(false);
+    }
+}