using UnityEngine;
using UnityEditor;

namespace OCES.Audio.Editor
{
    static class AudioExtendSettingsProvider
    {
        const string k_assetPath = "Assets/Settings/AudioExtendSettings.asset";

        [SettingsProvider]
        static SettingsProvider Create()
        {
            return new SettingsProvider("Project/Audio Extend", SettingsScope.Project)
            {
                label = "Audio Extend",
                guiHandler = _ =>
                {
                    AudioExtendSettings settings = AssetDatabase.LoadAssetAtPath<AudioExtendSettings>(k_assetPath);
                    if (!settings)
                    {
                        EditorGUILayout.HelpBox(
                            $"未找到 AudioExtendSettings.asset\n期望路径: {k_assetPath}",
                            MessageType.Warning);
                        if (GUILayout.Button("创建默认配置"))
                            CreateDefaultAsset();
                        return;
                    }

                    SerializedObject serializedObject = new(settings);
                    SerializedProperty serializedProperty = serializedObject.GetIterator();
                    serializedProperty.NextVisible(true); // 跳过 Script 字段

                    EditorGUI.BeginChangeCheck();
                    while (serializedProperty.NextVisible(false))
                    {
                        EditorGUILayout.PropertyField(serializedProperty, true);
                    }
                    
                    if (EditorGUI.EndChangeCheck())
                    {
                        serializedObject.ApplyModifiedProperties();
                        EditorUtility.SetDirty(settings);
                        AssetDatabase.SaveAssets();
                    }
                },
                keywords = new[] { "Audio", "SFX", "Music", "Mixer", "Path", "Import" },
            };
        }

        [MenuItem("Tools/Audio/Create AudioExtendSettings Asset")]
        static void CreateDefaultAsset()
        {
            if (!AssetDatabase.IsValidFolder("Assets/Settings"))
                AssetDatabase.CreateFolder("Assets", "Settings");

            var asset = ScriptableObject.CreateInstance<AudioExtendSettings>();
            AssetDatabase.CreateAsset(asset, k_assetPath);
            AssetDatabase.SaveAssets();
            Debug.Log($"[AudioExtend] 已创建默认配置：{k_assetPath}");
        }
    }
}