using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;

namespace TyphoonUI
{
    /// <summary>
    /// UI管理器
    /// </summary>
    public static class UIManger
    {
        /// <summary>
        /// 实现类
        /// </summary>
        private static UIManagerImpl Impl => UIManagerImpl.Instance;

        /// <summary>
        /// UICamera
        /// </summary>
        public static UICamera UICamera => Impl.UICamera;

        /// <summary>
        /// EventSystem
        /// </summary>
        public static EventSystem EventSystem => Impl.EventSystem;

        /// <summary>
        /// 画布
        /// </summary>
        public static Dictionary<CanvasLayer, UICanvas> Canvases => Impl.Canvases;

        /// <summary>
        /// 层级面板集合
        /// </summary>
        public static Dictionary<CanvasLayer, HashSet<string>> LayerPanels => Impl.LayerPanels;

        /// <summary>
        /// UI面板
        /// </summary>
        public static Dictionary<string, UIPanel> Panels => Impl.Panels;

        /// <summary>
        /// UI绑定器
        /// </summary>
        public static AbstractBinding Binding => Impl.Binding;

        /// <summary>
        /// UI 资源包
        /// </summary>
        public static Dictionary<string, UIPackage> UIPackages => Impl.UIPackages;


        /// <summary>
        /// 是否有实例
        /// </summary>
        public static bool HasInstance() => UIManagerImpl.HasInstance();

        /// <summary>
        /// 初始化
        /// </summary>
        public static void Initialize() => Impl.Initialize();

        /// <summary>
        /// 获取层级画布
        /// </summary>
        /// <param name="layer">层级</param>
        public static UICanvas GetCanvas(CanvasLayer layer) => Impl.GetCanvas(layer);

        /// <summary>
        /// 获取资源预制物
        /// </summary>
        /// <param name="package">ui包</param>
        /// <param name="sourceName">资源名</param>
        public static GameObject GetSourcePrefab(string package, string sourceName) =>
            Impl.GetSourcePrefab(package, sourceName);

        /// <summary>
        /// 实例面板
        /// </summary>
        /// <typeparam name="T">面板类</typeparam>
        public static T CreatePanel<T>() where T : UIPanel => Impl.CreatePanel<T>();

        /// <summary>
        /// 实例化组件
        /// </summary>
        /// <typeparam name="T">组件类</typeparam>
        public static T CreateComponent<T>() where T : UIComponent => Impl.CreateComponent<T>();

        /// <summary>
        /// 实例化组件
        /// </summary>
        /// <param name="parent">父节点</param>
        /// <typeparam name="T">组件类型</typeparam>
        /// <returns></returns>
        public static T CreateComponent<T>(Transform parent) where T : UIComponent => Impl.CreateComponent<T>(parent);

        /// <summary>
        /// 构建UI组件
        /// </summary>
        /// <param name="viewObjectRoot">UiObject 视图节点</param>
        /// <typeparam name="T"></typeparam>
        /// <returns></returns>
        public static T CreateComponent<T>(GameObject viewObjectRoot) where T : UIComponent =>
            UIManagerImpl.CreateComponent<T>(viewObjectRoot);

        /// <summary>
        /// 打开面板，如果未实例化会自动创建，注意UIPackage资源先注入
        /// </summary>
        /// <param name="data">传递的数据</param>
        /// <typeparam name="T">面板类型</typeparam>
        public static void OpenPanel<T>(object data = null) where T : UIPanel => Impl.OpenPanel<T>(data);

        /// <summary>
        /// 关闭面板
        /// </summary>
        /// <param name="data">传递的数据</param>
        /// <typeparam name="T">面板类型</typeparam>
        public static void ClosePanel<T>(object data = null) where T : UIPanel => Impl.ClosePanel<T>(data);

        /// <summary>
        /// 关闭所有面板
        /// </summary>
        /// <param name="ignoreLayers">忽略的层级</param>
        /// <param name="panels">忽略的面板</param>
        public static void CloseAll(CanvasLayer[] ignoreLayers = null, string[] panels = null) =>
            Impl.CloseAll(ignoreLayers, panels);

        /// <summary>
        /// 销毁面板
        /// </summary>
        /// <typeparam name="T">面板类</typeparam>
        /// <returns>销毁成功返回true,失败或不存在可销毁实例返回false</returns>
        public static bool DestroyPanel<T>() where T : UIPanel => Impl.DestroyPanel<T>();

        /// <summary>
        /// 销毁面板
        /// </summary>
        /// <param name="panelScript">面板类名（FullName）</param>
        /// <returns>销毁成功返回true,失败或不存在可销毁实例返回false</returns>
        public static bool DestroyPanel(string panelScript) => Impl.DestroyPanel(panelScript);

        /// <summary>
        /// 获取面板
        /// </summary>
        /// <typeparam name="T"></typeparam>
        public static T GetPanel<T>() where T : UIPanel => Impl.GetPanel<T>();


        /// <summary>
        /// 获取面板
        /// </summary>
        /// <param name="panelScript">面吧类名（FullName）</param>
        /// <returns></returns>
        public static UIPanel GetPanel(string panelScript) => Impl.GetPanel(panelScript);

        /// <summary>
        /// 是否存在面板
        /// </summary>
        /// <typeparam name="T">面板类型</typeparam>
        public static bool HasPanel<T>() where T : UIPanel => Impl.HasPanel<T>();

        /// <summary>
        /// 是否存在面板
        /// </summary>
        /// <param name="panelScript">面板类名（FullName）</param>
        /// <returns></returns>
        public static bool HasPanel(string panelScript) => Impl.HasPanel(panelScript);

        /// <summary>
        /// 获取层级画布下的面板
        /// </summary>
        /// <param name="layer">画布层级</param>
        public static List<UIPanel> GetCanvasPanels(CanvasLayer layer) => Impl.GetCanvasPanels(layer);

        /// <summary>
        /// 注入资源包
        /// </summary>
        /// <param name="package">ui资源包</param>
        public static void LoadPackage(UIPackage package) => Impl.LoadPackage(package);

        /// <summary>
        /// 卸载资源
        /// </summary>
        /// <param name="package">ui资源包</param>
        public static void UnloadPackage(string packageName) => Impl.UnloadPackage(packageName);

        /// <summary>
        /// 获取资源包
        /// </summary>
        /// <param name="packageName">ui资源包</param>
        public static UIPackage GetPackage(string packageName) => Impl.GetPackage(packageName);

        /// <summary>
        /// 层级画布面板排序（按binding item优先级）
        /// </summary>
        public static void SortCanvasPanelsInHierarchy(CanvasLayer canvasLayer) =>
            Impl.SortCanvasPanelsInHierarchy(canvasLayer);

        /// <summary>
        /// 通知语言发生变化
        /// </summary>
        public static void NoticeLanguageChanged() => Impl.NoticeLanguageChanged();
    }
}