using System;
using System.Collections.Generic;
using Shared.Common;
namespace Shared.Phone.Device.Room
{
    /// <summary>
    /// Add devices same type list.
    /// </summary>
    public class AddDevicesSameTypeList : FrameLayout
    {
        #region ◆ 变量____________________________

        /// <summary>
        /// 设备列表
        /// </summary>
        private List<DeviceUI> sameTypeList;
        /// <summary>
        /// The top view.
        /// </summary>
        private FrameLayout topView;
        /// <summary>
        /// The top BGView.
        /// </summary>
        private FrameLayout topBGView;
        /// <summary>
        /// 中部视图
        /// </summary>
        private VerticalScrolViewLayout midFL;

        #endregion

        #region ◆ 构造方法_________________________

        /// <summary>
        /// 构造方法
        /// </summary>
        public AddDevicesSameTypeList()
        {
            BackgroundColor = ZigbeeColor.Current.GXCBackgroundColor;
            Tag = "categoryAddScene";
        }

        public override void RemoveFromParent()
        {
            base.RemoveFromParent();
        }

        #endregion

        #region ◆ 显示界面_________________________

        /// <summary>
        /// 显示界面
        /// </summary>
        /// <param name="deviceType">设备类型</param>
        /// <param name="room">Room.</param>
        public void Show(ZigBee.Device.DeviceType deviceType, Shared.Common.Room room)
        {
            //添加topview
            AddTopView(deviceType);
            //加载当前相同类型设备类型
            AddDeviceToList(deviceType, room);
            //如果没有可添加的设备，提示用户返回
            if (IsHadDeviceToAdd() == false)
            {
                ShowNoDeviceTip();
                return;
            }
            //添加midview
            AddMidView();
            //显示设备列表
            ShowDeviceList(room);
        }

        #endregion

        #region ◆ 添加topview_____________________

        /// <summary>
        /// Adds the top view.
        /// </summary>
        private void AddTopView(ZigBee.Device.DeviceType deviceType)
        {
            topBGView = new FrameLayout()
            {
                Height = Application.GetRealHeight(CommonPage.Navigation_Height),
                BackgroundColor = ZigbeeColor.Current.GXCTopViewBackgroundColor
            };
            AddChidren(topBGView);
            topView = new FrameLayout()
            {
                Y = Application.GetRealHeight(CommonPage.NavigationTitle_Y),
                Height = Application.GetRealHeight(CommonPage.Navigation_Height - CommonPage.NavigationTitle_Y),
                BackgroundColor = ZigbeeColor.Current.GXCTopViewBackgroundColor,
            };
            AddChidren(topView);


            var title = new Button()
            {
                TextAlignment = TextAlignment.Center,
                Text = DeviceUI.GetDeviceTypeName(deviceType),
                TextSize = 20,
                TextColor = ZigbeeColor.Current.GXCTextBlackColor,
                Width = Application.GetRealWidth(CommonPage.AppRealWidth - 500),
                Gravity = Gravity.CenterHorizontal
            };
            topView.AddChidren(title);

            var back = new Device.CommonForm.BackButton() { };
            topView.AddChidren(back);
            back.MouseUpEventHandler += (sender, e) =>
            {
                this.RemoveFromParent();
            };
        }

        #endregion

        #region ◆ 添加midView_____________________

        /// <summary>
        /// Adds the middle view.
        /// </summary>
        private void AddMidView()
        {
            midFL = new VerticalScrolViewLayout()
            {
                Height = Application.GetRealHeight(CommonPage.AppRealHeight - CommonPage.Navigation_Height),
                Y = topView.Bottom,
                BackgroundColor = ZigbeeColor.Current.GXCBackgroundColor,
            };
            this.AddChidren(midFL);
        }

        #endregion

        #region ◆ 显示设备列表______________________

        /// <summary>
        /// 将设备显示出来
        /// </summary>
        private void ShowDeviceList(Shared.Common.Room room)
        {
            foreach (var device in sameTypeList)
            {
                if (device == null || device.CommonDevice == null)
                {
                    continue;
                }
                var deviceItemFL = new FrameLayout()
                {
                    Height = Application.GetRealHeight(170)
                };
                midFL.AddChidren(deviceItemFL);
                var deviceIMG = new Button()
                {
                    X = Application.GetRealWidth(50),
                    Width = Application.GetMinRealAverage(110),
                    Height = Application.GetMinRealAverage(110),
                    UnSelectedImagePath = device.IconPath,
                    SelectedImagePath = device.IconPath,
                    Gravity = Gravity.CenterVertical
                };
                deviceItemFL.AddChidren(deviceIMG);
                var deviceName = new Button()
                {
                    X = deviceIMG.Right + Application.GetRealWidth(50),
                    Width = Application.GetRealWidth(700),
                    Height = Application.GetRealHeight(110),
                    TextColor = ZigbeeColor.Current.GXCTextBlackColor,
                    SelectedTextColor = ZigbeeColor.Current.GXCButtonBlueColor,
                    TextAlignment = TextAlignment.CenterLeft,
                    TextSize = 16,
                    Text = device.CommonDevice.DeviceEpointName,
                    Gravity = Gravity.CenterVertical
                };
                deviceItemFL.AddChidren(deviceName);
                var deviceRight = new Device.CommonForm.SelectedStatuButton()
                {
                    X = Application.GetRealWidth(1080 - 150),
                    Width = Application.GetMinRealAverage(110),
                    Height = Application.GetMinRealAverage(110),
                    UnSelectedImagePath = "Item/Next.png",
                    SelectedImagePath = "Item/NextSelected.png",
                    Gravity = Gravity.CenterVertical
                };
                deviceItemFL.AddChidren(deviceRight);
                var line = new Button()
                {
                    Y = Application.GetRealHeight(170) - 1,
                    Height = 1,
                    BackgroundColor = ZigbeeColor.Current.GXCLineColor,
                    Tag = device
                };
                deviceItemFL.AddChidren(line);

                //跳转详细设置
                EventHandler<MouseEventArgs> deviceHandler = (sender, e) =>
                {
                    var detail = new Room.AddDevieDetailFromAddFunction();
                    UserView.HomePage.Instance.AddChidren(detail);
                    UserView.HomePage.Instance.PageIndex += 1;
                    detail.Show(device, room);
                };
                deviceRight.MouseUpEventHandler += deviceHandler;
                deviceIMG.MouseUpEventHandler += deviceHandler;
                deviceName.MouseUpEventHandler += deviceHandler;
            }
        }

        #endregion

        #region ◆ 是否有设备可以添加__________________
        /// <summary>
        /// 提示用户没有设备可以添加到该房间
        /// </summary>
        private void ShowNoDeviceTip()
        {
            var alert = new Alert(Language.StringByID(R.MyInternationalizationString.TIP), Language.StringByID(R.MyInternationalizationString.NoDeviceCanAddToRoom), Language.StringByID(R.MyInternationalizationString.Close));
            alert.Show();
            alert.ResultEventHandler += (sender, e) =>
            {
                this.RemoveFromParent();
            };
        }

        /// <summary>
        /// 是否有可以添加到当前当前房间的设备
        /// </summary>
        /// <returns><c>true</c>, if had device to add was ised, <c>false</c> otherwise.</returns>
        private bool IsHadDeviceToAdd()
        {
            if (sameTypeList.Count == 0)
            {
                return false;
            }
            return true;
        }

        #endregion

        #region ◆ 添加设备到列表______________________

        private void AddDeviceToList(ZigBee.Device.DeviceType deviceType, Shared.Common.Room room)
        {
            sameTypeList = new List<DeviceUI>();

            foreach (var device in LocalDevice.Current.listAllDevice)
            {
                if (device.Type != deviceType)
                {
                    continue;
                }
                var dev = LocalDevice.Current.GetDeviceUI(device);
                if (dev == null || dev.CommonDevice == null)
                {
                    continue;
                }
                //去掉改房间已包含的设备
                if (room.DeviceUIList.Contains(dev) == false)
                {
                    sameTypeList.Add(dev);
                }
            }
        }

        #endregion
    }
}