baseline: OpenMU upstream b5a0961 (fresh source)

src/GameLogic/PlayerActions/ItemConsumeActions/SummoningOrbConsumeHandlerPlugIn.cs

@@ -0,0 +1,41 @@
+// <copyright file="SummoningOrbConsumeHandlerPlugIn.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.GameLogic.PlayerActions.ItemConsumeActions;
+
+using System.Runtime.InteropServices;
+using MUnique.OpenMU.DataModel.Configuration.Items;
+using MUnique.OpenMU.PlugIns;
+
+/// <summary>
+/// The summoning orb consume handler.
+/// There is only one "Orb" item definition which allows to learn different skills, depending on the item level.
+/// This consume handler determines the skill by adding the item level to the skill number
+/// of the <see cref="ItemDefinition.Skill"/>.
+/// </summary>
+[Guid("71C8E542-4868-487E-BC92-0B7CC7CAEC8B")]
+[PlugIn]
+[Display(Name = nameof(PlugInResources.SummoningOrbConsumeHandlerPlugIn_Name), Description = nameof(PlugInResources.SummoningOrbConsumeHandlerPlugIn_Description), ResourceType = typeof(PlugInResources))]
+public class SummoningOrbConsumeHandlerPlugIn : LearnablesConsumeHandlerPlugIn
+{
+    /// <inheritdoc />
+    public override ItemIdentifier Key => ItemConstants.SummonOrb;
+
+    /// <summary>
+    /// Gets the learnable skill.
+    /// </summary>
+    /// <param name="item">The item.</param>
+    /// <param name="gameConfiguration">The game configuration.</param>
+    /// <returns>
+    /// The skill to learn.
+    /// </returns>
+    protected override Skill GetLearnableSkill(Item item, GameConfiguration gameConfiguration)
+    {
+        item.ThrowNotInitializedProperty(item.Definition?.Skill is null, "Definition.Skill");
+
+        var baseSkillNumber = item.Definition.Skill.Number;
+        var targetSkillNumber = baseSkillNumber + item.Level;
+        return gameConfiguration.Skills.First(s => s.Number == targetSkillNumber);
+    }
+}