using UnityEditor;
using UnityEditor.AddressableAssets;
using UnityEditor.AddressableAssets.Settings;
using UnityEngine;
using System.IO;
using System.Collections.Generic;

/// <summary>
/// 将炮台 Prefab（Turrets/paotai*.prefab）添加到 Addressables，
/// 标签：PT + Default（与 Sprite 一致）。
/// 菜单：Tools → 炮台 → 配置Prefab AA标签
/// </summary>
public class TurretPrefabAALabeler : EditorWindow
{
    private const string PREFABS_DIR = "Assets/MyGame/aa/Game/Turrets";
    private const string GROUP_NAME = "Default Local Group";
    private const string LABEL_PT = "PT";
    private const string LABEL_DEFAULT = "Default";

    // ============================ 日志开关 ============================
    // 启用: Player Settings → Scripting Define Symbols 添加 ENABLE_EDITOR_LOG
    // 关闭: 删除该符号。未定义时所有 Log/LogError 调用被编译器自动移除,零开销
    [System.Diagnostics.Conditional("ENABLE_EDITOR_LOG")]
    private static void Log(string msg) { Debug.Log(msg); }

    [System.Diagnostics.Conditional("ENABLE_EDITOR_LOG")]
    private static void LogError(string msg) { Debug.LogError(msg); }

    [MenuItem("Tools/炮台/配置Prefab AA标签(PT+Default)", false, 102)]
    public static void SetupAddressableLabels()
    {
        var settings = AddressableAssetSettingsDefaultObject.Settings;
        if (settings == null)
        {
            EditorUtility.DisplayDialog("错误", "Addressables 未初始化。", "确定");
            return;
        }

        AddressableAssetGroup defaultGroup = settings.FindGroup(GROUP_NAME)
            ?? settings.DefaultGroup;
        if (defaultGroup == null)
        {
            EditorUtility.DisplayDialog("错误", $"找不到 Group: {GROUP_NAME}", "确定");
            return;
        }

        EnsureLabel(settings, LABEL_PT);
        EnsureLabel(settings, LABEL_DEFAULT);

        string absoluteDir = Path.Combine(Application.dataPath, "MyGame/aa/Game/Turrets");
        string[] prefabFiles = Directory.GetFiles(absoluteDir, "paotai*.prefab");
        Log($"[TurretPrefabAA] 扫描到 {prefabFiles.Length} 个炮台 Prefab");

        AssetDatabase.Refresh();

        int count = 0;
        var errors = new List<string>();

        foreach (string absolutePath in prefabFiles)
        {
            string fileName = Path.GetFileNameWithoutExtension(absolutePath);
            string assetPath = absolutePath.Replace(Application.dataPath, "Assets").Replace("\\", "/");

            string guid = AssetDatabase.AssetPathToGUID(assetPath);
            if (string.IsNullOrEmpty(guid))
            {
                errors.Add($"{fileName}: GUID 为空");
                continue;
            }

            var entry = settings.FindAssetEntry(guid);
            if (entry == null)
                entry = settings.CreateOrMoveEntry(guid, defaultGroup);

            if (entry == null)
            {
                errors.Add($"{fileName}: 无法创建 AA 条目");
                continue;
            }

            entry.address = fileName;  // paotai11001
            entry.SetLabel(LABEL_PT, true, true);
            entry.SetLabel(LABEL_DEFAULT, true, true);

            count++;
            Log($"[TurretPrefabAA] ✓ {fileName}");
        }

        settings.SetDirty(AddressableAssetSettings.ModificationEvent.EntryMoved, null, true);
        AssetDatabase.SaveAssets();
        AssetDatabase.Refresh();

        string msg = $"成功: {count} 个";
        if (errors.Count > 0) msg += $"\n\n失败 {errors.Count} 个:\n" + string.Join("\n", errors);
        EditorUtility.DisplayDialog("Prefab AA标签完成", msg, "确定");
    }

    private static void EnsureLabel(AddressableAssetSettings settings, string label)
    {
        if (!settings.GetLabels().Contains(label))
        {
            settings.AddLabel(label);
            Log($"[TurretPrefabAA] 新增标签: {label}");
        }
    }
}