using System;
using System.Collections.Generic;
using System.Text;
using ZigBee.Device;

namespace Shared.Phone.UserCenter
{
    /// <summary>
    /// 房间组合或者设备组合的菜单控件(完成初始化后,会根据默认选择调用回调函数)
    /// </summary>
    public class RoomDeviceGroupMenuControl : FrameLayout
    {
        #region ■ 变量声明___________________________

        /// <summary>
        /// 房间选择事件
        /// </summary>
        public Action<Common.Room> SelectRoomEvent = null;
        /// <summary>
        /// 设备选择事件
        /// </summary>
        public Action<List<CommonDevice>> SelectDeviceEvent = null;
        /// <summary>
        /// 当前选择的主键
        /// </summary>
        public string nowSelectKeys
        {
            get
            {
                if (dicDevice != null)
                {
                    return oldSelectKeys.ToString();
                }
                return dicRoom[oldSelectKeys].Id;
            }
        }

        /// <summary>
        /// 当前选择的主键(内部使用)
        /// </summary>
        private int oldSelectKeys = -1;
        /// <summary>
        /// 房间对象
        /// </summary>
        private Dictionary<int, Common.Room> dicRoom = null;
        /// <summary>
        /// 设备对象
        /// </summary>
        private Dictionary<int, List<CommonDevice>> dicDevice = null;
        /// <summary>
        /// 前回选择的控件
        /// </summary>
        private FrameLayoutControl oldFrameBack = null;
        /// <summary>
        /// 前回选择的控件
        /// </summary>
        private NormalViewControl oldBtnText = null;

        #endregion

        #region ■ 初始化_____________________________

        /// <summary>
        /// 房间组合的菜单控件(完成初始化后,会根据默认选择调用回调函数)
        /// </summary>
        /// <param name="i_listRoom">房间列表</param>
        public RoomDeviceGroupMenuControl(List<Common.Room> i_listRoom)
        {
            this.dicRoom = new Dictionary<int, Common.Room>();
            for (int i = 0; i < i_listRoom.Count; i++)
            {
                this.dicRoom[i] = i_listRoom[i];
            }
            this.Height = Application.GetRealHeight(204);
        }

        /// <summary>
        /// 设备组合的菜单控件
        /// </summary>
        /// <param name="i_dicDevice">设备列表,keys:R文件里面的数字编号</param>
        public RoomDeviceGroupMenuControl(Dictionary<int, List<CommonDevice>> i_dicDevice)
        {
            this.dicDevice = i_dicDevice;
            this.Height = Application.GetRealHeight(204);
        }

        /// <summary>
        /// 初始化控件(事件要至于它之前)
        /// </summary>
        public void InitControl()
        {
            var scrolContr = new HorizontalScrolViewLayout();
            scrolContr.Gravity = Gravity.CenterVertical;
            scrolContr.Height = this.Height;
            this.AddChidren(scrolContr);

            //弄个空的进去占位置
            var frameTemp = new FrameLayout();
            frameTemp.Height = this.Height;
            frameTemp.Width = ControlCommonResourse.XXLeft / 2;
            scrolContr.AddChidren(frameTemp);

            var btnTempWidth = new ButtonBase();
            btnTempWidth.TextSize = 12;
            if (this.dicRoom != null)
            {
                //初始化房间模式的控件
                foreach (int keys in dicRoom.Keys)
                {
                    if (oldSelectKeys == -1)
                    {
                        //初始值
                        oldSelectKeys = keys;
                    }

                    //计算字符的真实宽度
                    btnTempWidth.Text = dicRoom[keys].Name;
                    this.DoInitControl(scrolContr, keys, dicRoom[keys].Name, btnTempWidth.GetRealWidthByText());
                }
            }
            else
            {
                //初始化设备模式的控件
                int index = 0;
                foreach (int keys in dicDevice.Keys)
                {
                    if (oldSelectKeys == -1)
                    {
                        //初始值
                        oldSelectKeys = keys;
                    }
                    //计算字符的真实宽度
                    btnTempWidth.Text = Language.StringByID(keys);
                    this.DoInitControl(scrolContr, keys, btnTempWidth.Text, btnTempWidth.GetRealWidthByText());
                    index++;
                }
            }
            //让控件滑动到指定的索引位置
            scrolContr.ScrollToViewIndex(oldSelectKeys + 1);
        }

        /// <summary>
        /// 初始化控件
        /// </summary>
        /// <param name="scrolContr">列表控件</param>
        /// <param name="keys">字典的主键</param>
        /// <param name="text">显示文本</param>
        /// <param name="textWidth">文本真实宽度</param>
        private void DoInitControl(HorizontalScrolViewLayout scrolContr, int keys, string text, int textWidth)
        {
            //带底图控件的最小宽度
            int minWidth = Application.GetRealWidth(255);
            //带底图控件的真实宽度   <文字的宽度的计算 frameBack.Width - (int)(frameBack.Height * 0.47)>
            int realWidth = textWidth + (int)(Application.GetRealHeight(159) * 0.47);
            if (realWidth < minWidth)
            {
                realWidth = minWidth;
            }

            //带图片的
            var frameBack = new FrameLayoutControl();
            frameBack.UseClickStatu = false;
            frameBack.Gravity = Gravity.Center;
            frameBack.Height = Application.GetRealHeight(159);
            frameBack.Width = realWidth;
            if (oldSelectKeys == keys)
            {
                frameBack.BackgroundImagePath = "Item/RoomIconBackgroundSelected.png";
                oldFrameBack = frameBack;
            }
            else
            {
                frameBack.BackgroundImagePath = "Item/RoomIconBackground.png";
            }
            scrolContr.AddChidren(frameBack);
            //文字
            var btnText = new NormalViewControl(textWidth, frameBack.Height, false);
            btnText.Gravity = Gravity.CenterHorizontal;
            btnText.Text = text;
            btnText.TextSize = 12;
            btnText.TextAlignment = TextAlignment.Center;
            if (oldSelectKeys == keys)
            {
                btnText.TextColor = UserCenterColor.Current.White;
                oldBtnText = btnText;
            }
            else
            {
                btnText.TextColor = UserCenterColor.Current.TextGrayColor1;
            }
            frameBack.AddChidren(btnText, ChidrenBindMode.BindEventOnly);

            frameBack.ButtonClickEvent += (sender, e) =>
            {
                if (oldSelectKeys == keys)
                {
                    //同一个东西
                    return;
                }
                oldSelectKeys = keys;

                //状态变更
                frameBack.BackgroundImagePath = "Item/RoomIconBackgroundSelected.png";
                btnText.TextColor = UserCenterColor.Current.White;

                oldFrameBack.BackgroundImagePath = "Item/RoomIconBackground.png";
                oldBtnText.TextColor = UserCenterColor.Current.TextGrayColor1;
                oldFrameBack = frameBack;
                oldBtnText = btnText;
                //调用回调函数
                if (this.dicDevice != null)
                {
                    this.SelectDeviceEvent?.Invoke(this.dicDevice[keys]);
                }
                else if (this.dicRoom != null)
                {
                    this.SelectRoomEvent?.Invoke(this.dicRoom[keys]);
                }
            };

            //调用回调函数
            if (oldSelectKeys == keys)
            {
                if (this.dicDevice != null)
                {
                    this.SelectDeviceEvent?.Invoke(this.dicDevice[keys]);
                }
                else if (this.dicRoom != null)
                {
                    this.SelectRoomEvent?.Invoke(this.dicRoom[keys]);
                }
            }
        }

        #endregion

        #region ■ 控件摧毁___________________________

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

            base.RemoveFromParent();
        }

        #endregion

        #region ■ 一般方法___________________________

        /// <summary>
        /// 设置初始选择(请在初始化完成之前调用)
        /// </summary>
        /// <param name="keys">房间ID 或者 R文件里面的数值编号(转为字符串类型)</param>
        public void SetDefultIndex(string keys)
        {
            if (dicRoom != null)
            {
                foreach (int index in dicRoom.Keys)
                {
                    if (dicRoom[index].Id == keys)
                    {
                        oldSelectKeys = index;
                        break;
                    }
                }
            }
            else if (keys != string.Empty)
            {
                int i = 0;
                int textId = Convert.ToInt32(keys);
                foreach (int rId in dicDevice.Keys)
                {
                    if (rId == textId)
                    {
                        oldSelectKeys = i;
                        break;
                    }
                    i++;
                }
            }
        }

        #endregion
    }
}