AppleHillsProduction/Assets/Editor/Minigames/Airplane/GroundDistanceSpawnerEditor.cs

using Minigames.Airplane.Core.Spawning;
using UnityEditor;
using UnityEngine;

namespace Editor.Minigames.Airplane
{
    /// <summary>
    /// Simplified custom editor for GroundDistanceSpawner.
    /// Shows only ground-relevant fields. Ground Y and interval are in AirplaneSettings.
    /// </summary>
    [CustomEditor(typeof(GroundDistanceSpawner))]
    public class GroundDistanceSpawnerEditor : UnityEditor.Editor
    {
        private SerializedProperty _poolsProperty;
        
        private void OnEnable()
        {
            _poolsProperty = serializedObject.FindProperty("pools");
            
            // Ensure exactly 1 pool exists
            if (_poolsProperty.arraySize != 1)
            {
                _poolsProperty.arraySize = 1;
                serializedObject.ApplyModifiedProperties();
            }
        }
        
        public override void OnInspectorGUI()
        {
            serializedObject.Update();
            
            // Ensure exactly 1 pool
            if (_poolsProperty.arraySize != 1)
            {
                _poolsProperty.arraySize = 1;
            }
            
            // Draw single pool
            EditorGUILayout.LabelField("Ground Tiles (Fixed: 1 pool)", EditorStyles.boldLabel);
            
            var poolElement = _poolsProperty.GetArrayElementAtIndex(0);
            var prefabsProperty = poolElement.FindPropertyRelative("prefabs");
            
            EditorGUILayout.BeginVertical(EditorStyles.helpBox);

            EditorGUILayout.PropertyField(prefabsProperty, new GUIContent("Prefabs"), true);
            
            if (prefabsProperty.arraySize == 0)
            {
                EditorGUILayout.HelpBox("Add at least one ground tile prefab", MessageType.Warning);
            }
            else
            {
                EditorGUILayout.LabelField($"Prefabs: {prefabsProperty.arraySize}", EditorStyles.miniLabel);
            }
            
            EditorGUILayout.EndVertical();

            serializedObject.ApplyModifiedProperties();
        }
    }
}