baseline: OpenMU upstream b5a0961 (fresh source)

src/GameLogic/ISkillList.cs

@@ -0,0 +1,48 @@
+// <copyright file="ISkillList.cs" company="MUnique">
+// Licensed under the MIT License. See LICENSE file in the project root for full license information.
+// </copyright>
+
+namespace MUnique.OpenMU.GameLogic;
+
+/// <summary>
+/// Interface for a skill list of a character.
+/// </summary>
+public interface ISkillList
+{
+    /// <summary>
+    /// Gets the skills.
+    /// </summary>
+    IEnumerable<SkillEntry> Skills { get; }
+
+    /// <summary>
+    /// Gets the number of skills in the skill list.
+    /// </summary>
+    byte SkillCount { get; }
+
+    /// <summary>
+    /// Gets the skill with the specified id.
+    /// </summary>
+    /// <param name="skillId">The skill identifier.</param>
+    /// <returns>The skill with the specified id.</returns>
+    SkillEntry? GetSkill(ushort skillId);
+
+    /// <summary>
+    /// Adds the learned skill.
+    /// </summary>
+    /// <param name="skill">The skill.</param>
+    ValueTask AddLearnedSkillAsync(Skill skill);
+
+    /// <summary>
+    /// Removes the item skill.
+    /// </summary>
+    /// <param name="skillId">The skill identifier.</param>
+    /// <returns>The success of removing the skill.</returns>
+    ValueTask<bool> RemoveItemSkillAsync(ushort skillId);
+
+    /// <summary>
+    /// Determines whether the list contains the specified skill of the specified id.
+    /// </summary>
+    /// <param name="skillId">The skill identifier.</param>
+    /// <returns><c>True</c>, if the skill with the specified id is contained in this list; Otherwise, <c>false</c>.</returns>
+    bool ContainsSkill(ushort skillId);
+}