@@ 0,0 1,24 @@
+//
+// SkillInfoExtensions.cs
+//
+// Copyright (c) František Boháček. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using NosSmooth.Data.Abstractions.Infos;
+
+namespace NosSmooth.Game.Extensions;
+
+/// <summary>
+/// Extension methods for <see cref="ISkillInfo"/>.
+/// </summary>
+public static class SkillInfoExtensions
+{
+ /// <summary>
+ /// Check whether the given skill is a combo skill.
+ /// </summary>
+ /// <param name="skillInfo">The info about the skill.</param>
+ /// <param name="morph">The morph to validate matches the morph of the skill.</param>
+ /// <returns>Whether the skill is a combo skill.</returns>
+ public static bool IsComboSkill(this ISkillInfo skillInfo, int? morph = default)
+ => skillInfo.SpecialCost == 999 && skillInfo.CastId > 10 && (morph is null || skillInfo.MorphOrUpgrade == morph.Value);
+}<
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