baseline: OpenMU upstream b5a0961 (fresh source)

src/GameServer/RemoteView/World/DeActivateMagicEffectPlugIn.cs

@@ -0,0 +1,87 @@
+// <copyright file="DeActivateMagicEffectPlugIn.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.GameServer.RemoteView.World;
+
+using System.Collections.ObjectModel;
+using System.Runtime.InteropServices;
+using MUnique.OpenMU.AttributeSystem;
+using MUnique.OpenMU.GameLogic;
+using MUnique.OpenMU.GameLogic.Attributes;
+using MUnique.OpenMU.GameLogic.Views;
+using MUnique.OpenMU.GameLogic.Views.World;
+using MUnique.OpenMU.Network.Packets.ServerToClient;
+using MUnique.OpenMU.Network.PlugIns;
+using MUnique.OpenMU.PlugIns;
+
+/// <summary>
+/// The default implementation of the <see cref="IActivateMagicEffectPlugIn"/> which is forwarding everything to the game client with specific data packets.
+/// </summary>
+[PlugIn]
+[Display(Name = nameof(PlugInResources.DeActivateMagicEffectPlugIn_Name), Description = nameof(PlugInResources.DeActivateMagicEffectPlugIn_Description), ResourceType = typeof(PlugInResources))]
+[Guid("67642604-8abb-44b9-a668-989cb3b28e89")]
+[MinimumClient(0, 90, ClientLanguage.Invariant)]
+public class DeActivateMagicEffectPlugIn : IActivateMagicEffectPlugIn, IDeactivateMagicEffectPlugIn
+{
+    private static readonly ReadOnlyDictionary<AttributeDefinition, EffectItemConsumption.EffectType> EffectTypeMapping = new(
+        new Dictionary<AttributeDefinition, EffectItemConsumption.EffectType>
+        {
+            { Stats.AttackSpeedAny, EffectItemConsumption.EffectType.AttackSpeed },
+            { Stats.BaseDamageBonus, EffectItemConsumption.EffectType.Damage },
+            { Stats.DefenseBase, EffectItemConsumption.EffectType.Defense },
+            { Stats.MaximumHealth, EffectItemConsumption.EffectType.MaximumHealth },
+            { Stats.MaximumMana, EffectItemConsumption.EffectType.MaximumMana },
+        });
+
+    private readonly RemotePlayer _player;
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="DeActivateMagicEffectPlugIn"/> class.
+    /// </summary>
+    /// <param name="player">The player.</param>
+    public DeActivateMagicEffectPlugIn(RemotePlayer player) => this._player = player;
+
+    /// <inheritdoc/>
+    public ValueTask ActivateMagicEffectAsync(MagicEffect effect, IAttackable affectedObject)
+    {
+        return this.SendMagicEffectStatusAsync(effect, affectedObject, true, effect.Definition.SendDuration ? effect.Duration : TimeSpan.Zero);
+    }
+
+    /// <inheritdoc/>
+    public ValueTask DeactivateMagicEffectAsync(MagicEffect effect, IAttackable affectedObject)
+    {
+        return this.SendMagicEffectStatusAsync(effect, affectedObject, false, TimeSpan.Zero);
+    }
+
+    private async ValueTask SendMagicEffectStatusAsync(MagicEffect effect, IAttackable affectedObject, bool isActive, TimeSpan duration)
+    {
+        if (!(this._player.Connection?.Connected ?? false)
+            || effect.Definition.Number <= 0)
+        {
+            return;
+        }
+
+        bool effectWasSent = false;
+        var objectId = affectedObject.GetId(this._player);
+        if (isActive && affectedObject == this._player)
+        {
+            foreach (var powerUpDefinition in effect.Definition.PowerUpDefinitions)
+            {
+                if (powerUpDefinition.TargetAttribute is { } targetAttribute
+                    && EffectTypeMapping.TryGetValue(targetAttribute, out var effectType))
+                {
+                    var origin = EffectItemConsumption.EffectOrigin.HalloweenAndCherryBlossomEvent; // Basically, all normal consumable items which add effects
+                    var action = EffectItemConsumption.EffectAction.Add;
+                    await this._player.Connection.SendEffectItemConsumptionAsync(origin, effectType, action, (uint)duration.TotalSeconds, (byte)effect.Definition.Number).ConfigureAwait(false);
+                    effectWasSent = true;
+                }
+            }
+        }
+
+        if (!effectWasSent)
+        {
+            await this._player.Connection.SendMagicEffectStatusAsync(isActive, objectId, (byte)effect.Id).ConfigureAwait(false);
+        }
+    }
+}