baseline: OpenMU upstream b5a0961 (fresh source)

src/GameLogic/IEventStateProvider.cs

@@ -0,0 +1,26 @@
+// <copyright file="IEventStateProvider.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>
+/// Provides a flag, if the event is running.
+/// </summary>
+/// <remarks>
+/// It has effect on re-spawning monsters, when the <see cref="MonsterSpawnArea.SpawnTrigger"/> is <see cref="SpawnTrigger.AutomaticDuringEvent"/>.
+/// </remarks>
+public interface IEventStateProvider
+{
+    /// <summary>
+    /// Gets a value indicating whether the event is currently running.
+    /// </summary>
+    bool IsEventRunning { get; }
+
+    /// <summary>
+    /// Determines, if a spawn wave is currently active.
+    /// </summary>
+    /// <param name="waveNumber">The number of the wave.</param>
+    /// <returns><see langword="true"/>, when the spawn wave is active; Otherwise, <see langword="false"/>.</returns>
+    bool IsSpawnWaveActive(byte waveNumber);
+}