using UnityEngine;

/// <summary>
/// UI管理器适配器
/// 为了保持向后兼容性，将旧的UIManager调用转发到新的EnhancedUIManager
/// </summary>
public class UIManagerAdapter
{
    /// <summary>
    /// 显示面板 - 兼容旧接口
    /// </summary>
    public static T ShowPanel<T>(bool isFade = true) where T : BasePanel
    {
        // 根据面板类型推断UI类型
        UIPanelType panelType = GetPanelType<T>();
        return EnhancedUIManager.Instance.ShowPanel<T>(panelType, false, isFade);
    }

    /// <summary>
    /// 隐藏面板 - 兼容旧接口
    /// </summary>
    public static void HidePanel<T>(bool isFade = true) where T : BasePanel
    {
        EnhancedUIManager.Instance.HidePanel<T>(isFade);
    }

    /// <summary>
    /// 获取面板 - 兼容旧接口
    /// </summary>
    public static T GetPanel<T>() where T : BasePanel
    {
        return EnhancedUIManager.Instance.GetPanel<T>();
    }

    /// <summary>
    /// 返回主界面
    /// </summary>
    public static void ReturnToHome()
    {
        EnhancedUIManager.Instance.ReturnToHome();
    }

    /// <summary>
    /// 返回上一级
    /// </summary>
    public static bool GoBack()
    {
        return EnhancedUIManager.Instance.GoBack();
    }

    /// <summary>
    /// 根据面板类型推断UI层级类型
    /// </summary>
    private static UIPanelType GetPanelType<T>() where T : BasePanel
    {
        string panelName = typeof(T).Name.ToLower();
        
        // 主界面类型
        if (panelName.Contains("main") || panelName.Contains("login") || panelName.Contains("standby"))
        {
            return UIPanelType.Base;
        }
        
        // 对话框类型
        if (panelName.Contains("dialog") || panelName.Contains("confirm"))
        {
            return UIPanelType.Dialog;
        }
        
        // 用户管理相关面板
        if (panelName.Contains("user") || panelName.Contains("add") || 
            panelName.Contains("delete") || panelName.Contains("change"))
        {
            return UIPanelType.Popup;
        }
        
        // 警报覆盖面板
        if (panelName.Contains("alarm") && panelName.Contains("overlay"))
        {
            return UIPanelType.System;
        }
        
        // 默认为普通面板
        return UIPanelType.Normal;
    }
}

/// <summary>
/// 兼容性UIManager - 重定向到新系统
/// 保持与现有代码的兼容性
/// </summary>
public class UIManager
{
    private static UIManager instance = new UIManager();
    public static UIManager Instance => instance;

    public T ShowPanel<T>(bool isFade = true) where T : BasePanel
    {
        return UIManagerAdapter.ShowPanel<T>(isFade);
    }

    public void HidePanel<T>(bool isFade = true) where T : BasePanel
    {
        UIManagerAdapter.HidePanel<T>(isFade);
    }

    public T GetPanel<T>() where T : BasePanel
    {
        return UIManagerAdapter.GetPanel<T>();
    }

    /// <summary>
    /// 返回主界面 - 新功能
    /// </summary>
    public void ReturnToHome()
    {
        UIManagerAdapter.ReturnToHome();
    }

    /// <summary>
    /// 返回上一级 - 新功能
    /// </summary>
    public bool GoBack()
    {
        return UIManagerAdapter.GoBack();
    }
}