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

namespace Shared.Phone.UserCenter
{
    /// <summary>
    /// 做成一个存在于右上角的菜单控件
    /// </summary>
    public class TopRightMenuControl : FrameLayout
    {
        #region ■ 变量声明___________________________

        /// <summary>
        /// 列表控件
        /// </summary>
        private VerticalListControl listView = null;
        /// <summary>
        /// 前回选择的行
        /// </summary>
        private FrameRowControl oldRowFrame = null;
        /// <summary>
        /// 行高度
        /// </summary>
        private int RowHeight = 150;
        /// <summary>
        /// 行宽度
        /// </summary>
        private int RowWidth = 395;
        /// <summary>
        /// 行数
        /// </summary>
        private int RowCount = 0;

        #endregion

        #region ■ 初始化_____________________________

        /// <summary>
        /// 做成一个存在于右上角的菜单控件
        /// </summary>
        /// <param name="i_RowCount">一共有几行</param>
        /// <param name="i_width">这个菜单有多宽</param>
        /// <param name="titleText">标题文本(如果不为空,菜单模式变更为拥有标题的模式)</param>
        public TopRightMenuControl(int i_RowCount, int i_width = 395, string titleText = null)
        {
            this.RowCount = i_RowCount;
            this.RowWidth = i_width;
            //初始化画面的控件
            this.InitFormControl(titleText);
        }

        /// <summary>
        /// 初始化画面的控件
        /// </summary>
        private void InitFormControl(string titleText)
        {
            this.BackgroundColor = UserCenterColor.Current.DialogBackColor;
            this.MouseUpEventHandler += (sender2, e2) =>
            {
                //关闭自身
                this.RemoveFromParent();
            };
            var frame = (FrameLayout)UserView.HomePage.Instance.GetChildren(UserView.HomePage.Instance.ChildrenCount - 1);
            frame.AddChidren(this);

            //最大显示5个
            int rowCount = this.RowCount > 5 ? 5 : this.RowCount;
            //桌布
            var frameTable = new FrameLayoutControl(false);
            frameTable.X = Application.GetRealWidth(662 - (RowWidth - 395));
            frameTable.Y = Application.GetRealHeight(158 + 15 + 1);
            frameTable.Width = Application.GetRealWidth(RowWidth);
            frameTable.Height = Application.GetRealHeight(RowHeight * rowCount);
            frameTable.BackgroundColor = UserCenterColor.Current.White;
            frameTable.BorderColor = UserCenterColor.Current.Transparent;
            frameTable.RadiusEx = 6;
            this.AddChidren(frameTable);

            if (titleText != null)
            {
                var btnTitle = new NormalViewControl(frameTable.Width - Application.GetRealWidth(81), Application.GetRealHeight(58), false);
                btnTitle.X = Application.GetRealWidth(81);
                btnTitle.Y = Application.GetRealHeight(58);
                btnTitle.Text = titleText;
                frameTable.AddChidren(btnTitle);
            }

            //列表控件
            this.listView = new VerticalListControl();
            listView.Height = frameTable.Height;
            if (rowCount == 5)
            {
                //连带标题,只能显示5行
                listView.Height = frameTable.Height - Application.GetRealHeight(RowHeight);
            }
            if (titleText != null)
            {
                //拥有标题
                listView.Y = Application.GetRealHeight(RowHeight);
            }
            listView.Radius = frameTable.Radius;
            frameTable.AddChidren(listView);

            //三角形图标
            var btnTriangle = new PicViewControl(31, 15);
            btnTriangle.X = Application.GetRealWidth(980);
            btnTriangle.Y = Application.GetRealHeight(159);
            btnTriangle.UnSelectedImagePath = "Item/UpperTriangle.png";
            this.AddChidren(btnTriangle);
        }

        #endregion

        #region ■ 添加菜单___________________________

        /// <summary>
        /// 添加菜单行
        /// </summary>
        /// <param name="TextValue">显示的文字</param>
        /// <param name="unSelectPic">图片</param>
        /// <param name="selectPic">图片</param>
        /// <param name="action">单击菜单执行的事件</param>
        /// <param name="closeOnClick">单击的时候，关闭菜单</param>
        public void AddRowMenu(string TextValue, string unSelectPic, string selectPic, Action action, bool closeOnClick = true)
        {
            var rowFrame = new FrameRowControl();
            rowFrame.LeftOffset = Application.GetRealWidth(81) - ControlCommonResourse.XXLeft;
            rowFrame.Height = Application.GetRealHeight(RowHeight);
            listView.AddChidren(rowFrame);
            rowFrame.MainKeys = listView.ChildrenCount.ToString();
            //图标
            var btnIcon = rowFrame.AddLeftIcon(81);
            btnIcon.UnSelectedImagePath = unSelectPic;
            btnIcon.SelectedImagePath = selectPic;
            //显示文字
            var btnText = rowFrame.AddLeftCaption(TextValue, RowWidth - 173);
            btnText.X = Application.GetRealWidth(173);
            //底线
            if (listView.ChildrenCount != this.RowCount)
            {
                var btnLine = rowFrame.AddBottomLine();
                btnLine.X = Application.GetRealWidth(81);
            }

            if (listView.ChildrenCount == 1)
            {
                //第一个菜单默认设置为选择状态
                this.SetRowSelectStatu(rowFrame, true);
                this.oldRowFrame = rowFrame;
            }
            else
            {
                //其他菜单为灰色
                btnIcon.IsSelected = false;
                btnText.TextColor = UserCenterColor.Current.TextGrayColor1;
            }

            //选择状态
            rowFrame.SelectStatuEvent += (statu) =>
            {
                //false为控件自身自动执行,这里不需要还原
                if (statu == true)
                {
                    //设置为选择状态
                    this.SetRowSelectStatu(rowFrame, true);
                    this.oldRowFrame = rowFrame;
                }
            };

            //按键点击
            rowFrame.ButtonClickEvent += (sender, e) =>
            {
                if (closeOnClick == true)
                {
                    this.RemoveFromParent();
                }
                action?.Invoke();
            };
        }
        #endregion

        #region ■ 设置选择状态_______________________

        /// <summary>
        /// 设置选择状态
        /// </summary>
        /// <param name="frame">行控件</param>
        /// <param name="select">选择的状态</param>
        private void SetRowSelectStatu(FrameRowControl frame, bool select)
        {
            //图标
            var btnIcon = (IconViewControl)frame.GetChildren(0);
            if (btnIcon != null)
            {
                btnIcon.IsSelected = select;
            }
            //文本
            var btnText = (NormalViewControl)frame.GetChildren(1);
            if (btnText != null)
            {
                btnText.TextColor = select == true ? UserCenterColor.Current.TextColor1 : UserCenterColor.Current.TextGrayColor1;
            }
            //前回选择的菜单为null,或者是相同的东西,则不处理
            if (this.oldRowFrame == null || this.oldRowFrame.MainKeys == frame.MainKeys)
            {
                return;
            }

            //前回选择的行还原
            this.SetRowSelectStatu(this.oldRowFrame, false);
        }

        #endregion
    }
}