using System;
using System.Collections.Generic;
using System.Text;

namespace Shared.Phone.UserCenter
{
    /// <summary>
    /// 做成一个点击后能够显示点击状态的控件(基层控件)
    /// </summary>
    public class FrameLayoutControl : FrameLayout
    {
        #region ■ 变量声明___________________________

        /// <summary>
        /// 单击弹起事件
        /// </summary>
        public Action<object, MouseEventArgs> ButtonClickEvent;
        /// <summary>
        /// 状态设置的事件(会重载底层效果)
        /// </summary>
        public Action<bool> SelectStatuEvent;
        /// <summary>
        /// 是否启用点亮功能(默认启用)
        /// </summary>
        public bool UseClickStatu = true;
        /// <summary>
        /// 原来的背景色
        /// </summary>
        private uint oldBackColor = 0;
        /// <summary>
        /// 当前是否已经处于选择状态
        /// </summary>
        private bool IsSelectStatu = false;
        /// <summary>
        /// 子控件Y轴偏移量(共通定义而已)
        /// </summary>
        public int chidrenYaxis = 0;

        #endregion

        #region ■ 初始化_____________________________

        /// <summary>
        /// 做成一个点击后能够显示点击状态的控件
        /// </summary>
        /// <param name="i_ChidrenYaxis">子控件Y轴偏移量(真实值,有些界面需要这种特殊操作)</param>
        public FrameLayoutControl(int i_ChidrenYaxis = 0)
        {
            this.chidrenYaxis = i_ChidrenYaxis;

            this.MouseUpEventHandler += ChildrenUpEvent;
            this.MouseDownEventHandler += ChildrenDownEvent;
        }

        #endregion

        #region ■ 绑定事件___________________________

        /// <summary>
        /// 变更子控件的绑定模式
        /// </summary>
        /// <param name="view">子控件</param>
        /// <param name="chidrenBindMode">变更的绑定模式</param>
        public void ChangedChidrenBindMode(View view, ChidrenBindMode chidrenBindMode)
        {
            if (view is ButtonBase)
            {
                //子控件移除事件
                ButtonBase button = (ButtonBase)view;
                button.ButtonClickEvent -= ChildrenUpEvent;
                button.MouseDownEventHandler -= ChildrenDownEvent;

                this.BindChidrenEvent(view, chidrenBindMode);
            }
            else if (view is ViewGroup)
            {
                ViewGroup groupContr = (ViewGroup)view;
                for (int i = 0; i < groupContr.ChildrenCount; i++)
                {
                    var myView = groupContr.GetChildren(i);
                    if (myView == null)
                    {
                        break;
                    }
                    if (myView is ButtonBase)
                    {
                        //子控件移除事件
                        ButtonBase button = (ButtonBase)myView;
                        button.ButtonClickEvent -= ChildrenUpEvent;
                        button.MouseDownEventHandler -= ChildrenDownEvent;
                    }
                }
                //自身移除事件
                groupContr.MouseUpEventHandler -= ChildrenUpEvent;
                groupContr.MouseDownEventHandler -= ChildrenDownEvent;

                this.BindChidrenEvent(view, chidrenBindMode);
            }
        }

        /// <summary>
        /// 绑定子控件事件(如果是复合控件,在初始化完成后,调用ChangedChidrenBindMode)
        /// </summary>
        /// <param name="view"></param>
        /// <param name="chidrenBindMode"></param>
        private void BindChidrenEvent(View view, ChidrenBindMode chidrenBindMode)
        {
            if (view is ButtonBase && chidrenBindMode != ChidrenBindMode.NotBind)
            {
                //为子控件添加事件
                ButtonBase button = (ButtonBase)view;
                button.ButtonClickEvent -= ChildrenUpEvent;
                button.MouseDownEventHandler -= ChildrenDownEvent;

                button.ButtonClickEvent += ChildrenUpEvent;
                button.MouseDownEventHandler += ChildrenDownEvent;
            }
            else if (view is ViewGroup && chidrenBindMode != ChidrenBindMode.NotBind)
            {
                //为子控件添加事件
                ViewGroup groupContr = (ViewGroup)view;
                for (int i = 0; i < groupContr.ChildrenCount; i++)
                {
                    var myView = groupContr.GetChildren(i);
                    if (myView == null)
                    {
                        break;
                    }
                    if (myView is ButtonBase)
                    {
                        //为子控件添加事件
                        ButtonBase button = (ButtonBase)myView;
                        button.ButtonClickEvent -= ChildrenUpEvent;
                        button.MouseDownEventHandler -= ChildrenDownEvent;

                        button.ButtonClickEvent += ChildrenUpEvent;
                        button.MouseDownEventHandler += ChildrenDownEvent;
                    }
                }
                //自身也添加事件
                groupContr.MouseUpEventHandler -= ChildrenUpEvent;
                groupContr.MouseDownEventHandler -= ChildrenDownEvent;

                groupContr.MouseUpEventHandler += ChildrenUpEvent;
                groupContr.MouseDownEventHandler += ChildrenDownEvent;
            }
        }

        #endregion

        #region ■ 添加子控件_________________________

        /// <summary>
        /// 添加子控件
        /// </summary>
        /// <param name="view">子控件</param>
        /// <param name="chidrenBindMode">绑定模式</param>
        public void AddChidren(View view, ChidrenBindMode chidrenBindMode = ChidrenBindMode.BindAll)
        {
            this.oldBackColor = this.BackgroundColor;

            base.AddChidren(view);

            //绑定子控件事件
            this.BindChidrenEvent(view, chidrenBindMode);

        }

        #endregion

        #region ■ 控件事件___________________________

        /// <summary>
        /// 点击按下事件(点亮)
        /// </summary>
        /// <param name="sender">Sender.</param>
        /// <param name="e">E.</param>
        private void ChildrenDownEvent(object sender, MouseEventArgs e)
        {
            if (this.UseClickStatu == false)
            {
                return;
            }
            this.StartSelectStatuAppeal(ControlCommonResourse.StatuChangedWaitTime);
        }

        /// <summary>
        /// 点击松开事件
        /// </summary>
        /// <param name="sender">Sender.</param>
        /// <param name="e">E.</param>
        private void ChildrenUpEvent(object sender, MouseEventArgs e)
        {
            if (sender is FrameLayoutControl)
            {
                //LOG出力
                this.WriteLog();
            }
            //调用委托
            ButtonClickEvent?.Invoke(sender, e);
        }

        #endregion

        #region ■ 单击状态显示_______________________

        /// <summary>
        /// 设置单击后结束的状态
        /// </summary>
        public void SetClickNotSelectStatu()
        {
            this.IsSelectStatu = false;
            if (this.SelectStatuEvent != null)
            {
                this.SelectStatuEvent(false);
                return;
            }

            this.BackgroundColor = this.oldBackColor;
        }

        /// <summary>
        /// 设置单击时的状态
        /// </summary>
        public void SetClickSelectStatu()
        {
            this.IsSelectStatu = true;
            if (this.SelectStatuEvent != null)
            {
                this.SelectStatuEvent(true);
                return;
            }

            this.BackgroundColor = UserCenterColor.Current.RowSelectBackColor;
        }

        #endregion

        #region ■ 一般方法___________________________

        /// <summary>
        /// 强制实施控件选中状态的特效
        /// </summary>
        /// <param name="waiTime"></param>
        public void StartSelectStatuAppeal(int waiTime)
        {
            if (this.IsSelectStatu == true)
            {
                return;
            }
            this.IsSelectStatu = true;

            //设置选择状态
            this.SetClickSelectStatu();
            HdlThreadLogic.Current.RunThread(() =>
            {
                System.Threading.Thread.Sleep(waiTime);
                Application.RunOnMainThread(() =>
                {
                    //设置不选择状态
                    this.SetClickNotSelectStatu();
                });
            });
        }

        /// <summary>
        /// 移除底层控件自身的单击事件
        /// </summary>
        public void RemoveBaseClickEvent()
        {
            this.MouseUpEventHandler -= ChildrenUpEvent;
            this.MouseDownEventHandler -= ChildrenDownEvent;
        }

        /// <summary>
        /// 控件摧毁
        /// </summary>
        public override void RemoveFromParent()
        {
            this.ButtonClickEvent = null;
            this.SelectStatuEvent = null;

            base.RemoveFromParent();
        }

        #endregion

        #region ■ Log出力____________________________

        /// <summary>
        /// 该控件所属的界面名字
        /// </summary>
        private string formName = null;

        /// <summary>
        /// Log出力
        /// </summary>
        private void WriteLog()
        {
            if (formName == null)
            {
                formName = string.Empty;
                View myView = this.Parent;
                for (; ; )
                {
                    if (myView == null)
                    {
                        break;
                    }
                    else if (myView is CommonFormBase)
                    {
                        formName = ((CommonFormBase)myView).FormID;
                        break;
                    }
                    myView = myView.Parent;
                }
            }
            HdlLogLogic.Current.WriteLog(1, formName + ".FrameLayoutControl 被点击");
        }

        #endregion
    }
}