using UnityEngine;

#if UNITY_EDITOR
namespace Wwise.Wooduan.Editor.Components
{
	[UnityEditor.CustomEditor(typeof(AkSurfaceReflector))]
	[UnityEditor.CanEditMultipleObjects]
	public class AkSurfaceReflectorInspector : UnityEditor.Editor
	{
		private AkSurfaceReflector m_AkSurfaceReflector;

		private UnityEditor.SerializedProperty Mesh;
		private UnityEditor.SerializedProperty AcousticTextures;
		private UnityEditor.SerializedProperty OcclusionValues;
		private UnityEditor.SerializedProperty EnableDiffraction;
		private UnityEditor.SerializedProperty EnableDiffractionOnBoundaryEdges;
		private UnityEditor.SerializedProperty AssociatedRoom;
		private UnityEditor.SerializedProperty CullDistance;

		public void OnEnable()
		{
			m_AkSurfaceReflector = target as AkSurfaceReflector;

			Mesh = serializedObject.FindProperty("Mesh");
			AcousticTextures = serializedObject.FindProperty("AcousticTextures");
			OcclusionValues = serializedObject.FindProperty("TransmissionLossValues");
			EnableDiffraction = serializedObject.FindProperty("EnableDiffraction");
			EnableDiffractionOnBoundaryEdges = serializedObject.FindProperty("EnableDiffractionOnBoundaryEdges");
			AssociatedRoom = serializedObject.FindProperty("AssociatedRoom");
			CullDistance = serializedObject.FindProperty("cullDistance");
		}

		public override void OnInspectorGUI()
		{
			serializedObject.Update();

			UnityEditor.EditorGUILayout.PropertyField(Mesh);

			UnityEditor.EditorGUILayout.PropertyField(AcousticTextures, true);
			CheckArraySize(m_AkSurfaceReflector, m_AkSurfaceReflector.AcousticTextures.Length, "acoustic textures");

			UnityEditor.EditorGUILayout.PropertyField(OcclusionValues, true);
			CheckArraySize(m_AkSurfaceReflector, m_AkSurfaceReflector.TransmissionLossValues.Length, "occlusion values");

			UnityEditor.EditorGUILayout.PropertyField(EnableDiffraction);
			if (EnableDiffraction.boolValue)
				UnityEditor.EditorGUILayout.PropertyField(EnableDiffractionOnBoundaryEdges);

			UnityEditor.EditorGUILayout.PropertyField(AssociatedRoom);
			UnityEditor.EditorGUILayout.PropertyField(CullDistance);

			if (GUILayout.Button("Auto Find Associated Room"))
				m_AkSurfaceReflector.AutoFindAssociatedRoom();

			serializedObject.ApplyModifiedProperties();
		}

		public static void CheckArraySize(AkSurfaceReflector surfaceReflector, int length, string name)
		{
			if (surfaceReflector != null && surfaceReflector.Mesh != null)
			{
				int maxSize = surfaceReflector.Mesh.subMeshCount;

				if (length > maxSize)
				{
					UnityEngine.GUILayout.Space(UnityEditor.EditorGUIUtility.standardVerticalSpacing);

					using (new UnityEditor.EditorGUILayout.VerticalScope("box"))
					{
						UnityEditor.EditorGUILayout.HelpBox(
							"There are more " + name + " than the Mesh has submeshes. Additional ones will be ignored.",
							UnityEditor.MessageType.Warning);
					}
				}
			}
		}
	}
}
#endif