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

namespace Editor.Minigames.Airplane
{
    /// <summary>
    /// Custom editor for ObstacleDistanceSpawner.
    /// Enforces exactly 2 pools (Positive/Negative) with custom labels.
    /// All spawn parameters configured in AirplaneSettings.
    /// </summary>
    [CustomEditor(typeof(ObstacleDistanceSpawner))]
    public class ObstacleDistanceSpawnerEditor : UnityEditor.Editor
    {
        private SerializedProperty _poolModeProperty;
        private SerializedProperty _poolsProperty;
        
        private readonly string[] _poolNames = { "Positive Obstacles", "Negative Obstacles" };
        private readonly string[] _poolDescriptions = 
        {
            "Obstacles that benefit the player",
            "Obstacles that hinder the player"
        };
        
        private bool[] _poolFoldouts = new bool[2];
        
        private void OnEnable()
        {
            _poolModeProperty = serializedObject.FindProperty("poolMode");
            _poolsProperty = serializedObject.FindProperty("pools");
            
            // Ensure exactly 2 pools exist
            EnsureTwoPools();
        }
        
        private void EnsureTwoPools()
        {
            if (_poolsProperty != null && _poolsProperty.arraySize != 2)
            {
                _poolsProperty.arraySize = 2;
                
                // Initialize pool descriptions
                for (int i = 0; i < 2; i++)
                {
                    var poolElement = _poolsProperty.GetArrayElementAtIndex(i);
                    var descProperty = poolElement.FindPropertyRelative("description");
                    if (descProperty != null && string.IsNullOrEmpty(descProperty.stringValue))
                    {
                        descProperty.stringValue = _poolNames[i];
                    }
                }
                
                serializedObject.ApplyModifiedProperties();
            }
        }
        
        public override void OnInspectorGUI()
        {
            serializedObject.Update();
            
            EditorGUILayout.HelpBox("Note: Positive/Negative ratio, unlock times, spawn distances, recency tracking, positioning, and debug settings are configured globally in AirplaneSettings. Containers are configured in AirplaneSpawnManager.", MessageType.Info);
            EditorGUILayout.Space();
            
            if (_poolModeProperty != null)
            {
                EditorGUILayout.PropertyField(_poolModeProperty);
                
                SpawnPoolMode currentMode = (SpawnPoolMode)_poolModeProperty.enumValueIndex;
                
                if (currentMode == SpawnPoolMode.Together)
                {
                    EditorGUILayout.HelpBox("Together Mode: Both pools share a single spawn stream using global distances from settings.", MessageType.Info);
                }
                else
                {
                    EditorGUILayout.HelpBox("Exclusive Mode: Each pool spawns independently. Use per-pool overrides or global distances from settings.", MessageType.Info);
                }
            }
            
            EditorGUILayout.Space();
            
            // Obstacle Pools (exactly 2, custom display)
            EditorGUILayout.LabelField("Obstacle Pools (Fixed: 2 pools)", EditorStyles.boldLabel);
            
            EnsureTwoPools();
            
            if (_poolsProperty != null && _poolsProperty.arraySize == 2)
            {
                for (int i = 0; i < 2; i++)
                {
                    var poolElement = _poolsProperty.GetArrayElementAtIndex(i);
                    var prefabsProperty = poolElement.FindPropertyRelative("prefabs");
                    var descriptionProperty = poolElement.FindPropertyRelative("description");
                    
                    EditorGUILayout.BeginVertical(EditorStyles.helpBox);
                    
                    // Foldout with custom label
                    _poolFoldouts[i] = EditorGUILayout.Foldout(_poolFoldouts[i], $"{_poolNames[i]} (Pool {i})", true, EditorStyles.foldoutHeader);
                    
                    if (_poolFoldouts[i])
                    {
                        EditorGUI.indentLevel++;
                        
                        EditorGUILayout.LabelField(_poolDescriptions[i], EditorStyles.miniLabel);
                        EditorGUILayout.Space(5);
                        
                        if (prefabsProperty != null)
                        {
                            EditorGUILayout.PropertyField(prefabsProperty, new GUIContent("Prefabs"), true);
                        }
                        
                        if (descriptionProperty != null)
                        {
                            EditorGUILayout.PropertyField(descriptionProperty, new GUIContent("Description"));
                        }
                        
                        // Show info about prefab count
                        if (prefabsProperty != null)
                        {
                            if (prefabsProperty.arraySize == 0)
                            {
                                EditorGUILayout.HelpBox("Add prefabs for this pool", MessageType.Warning);
                            }
                            else
                            {
                                EditorGUILayout.LabelField($"Prefabs: {prefabsProperty.arraySize}", EditorStyles.miniLabel);
                            }
                        }
                        
                        EditorGUI.indentLevel--;
                    }
                    
                    EditorGUILayout.EndVertical();
                    EditorGUILayout.Space(5);
                }
            }
            
            EditorGUILayout.Space();
            EditorGUILayout.HelpBox("Note: Positive/Negative ratio, unlock times, spawn distances, recency tracking, positioning, and debug settings are configured globally in AirplaneSettings. Containers are configured in AirplaneSpawnManager.", MessageType.Info);
            
            serializedObject.ApplyModifiedProperties();
        }
    }
}