using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using Uestc.Auto6.Dso.Core;
using Uestc.Auto6.Dso.Core.Decode;
using Uni_Trend.MSO7000X.Common.Helper;
using Uni_Trend.MSO7000X.UserControls;
using Uni_Trend.MSO7000X.UserControls.Style;
using Uni_Trend.MSO7000X.Language;


namespace Uestc.Auto6.Dso.Protocol.I2C
{
    public partial class I2CAddressPage : UserControl, ITriggerSerialView
    {

        #region 属性

        private FloatForm _FloatForm;

        private Int32 _RowHeight = 56;

        private Int32 _ColnumCount = 2;

        public I2CTrigSerialPrsnt Presenter { get; set; }

        ITriggerPrsnt IView<ITriggerPrsnt>.Presenter
        {
            get => Presenter;
            set => Presenter = (I2CTrigSerialPrsnt)value;
        }

        protected new Boolean DesignMode
        {
            get
            {
                Boolean rtnflag = false;
#if DEBUG
                rtnflag = DesignTimeHelper.InDesignMode(this);
#endif
                return rtnflag;
            }
        }

        #endregion 属性

        public I2CAddressPage()
        {
            InitializeComponent();
            Controls.Cast<Control>().ToList().ForEach(x => StyleManager.Instance.RegisterControl(x));
            StyleManager.Instance.RegisterControl(this);
        }
        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);
            InitView();
        }

        private void InitView()
        {
            Int32 rowcount = 1;
            this.GetType().GetFields(BindingFlags.NonPublic | BindingFlags.Instance).Where(x => x.GetCustomAttribute<RowColAttribute>() != null && x.GetValue(this) is Control).Select(x =>
            {
                RowColAttribute attribute = x.GetCustomAttribute<RowColAttribute>();
                Control control = x.GetValue(this) as Control;
                return (attribute, control);
            }).GroupBy(x => x.attribute, (x => x.control)).ToList().ForEach(x =>
            {
                Control lable = x.First(x => x is UestcLabel);
                Control control = x.First(x => !(x is UestcLabel));
                lable.Left = Width / _ColnumCount * x.Key.Colnum;
                lable.Width = control.Width;
                lable.Height = lable.Font.Height;
                lable.Top = 10 + _RowHeight * x.Key.Row;
                control.Left = lable.Left;
                control.Top = lable.Bottom + 2;
                lable.Width = 120;
                control.Width = 120;
                rowcount = Math.Max(rowcount, x.Key.Row + 1);
            });
            Height = rowcount * _RowHeight;
            InitAddressBitWidth();
            SetAddressData();
            InitDataDirection();
            InitRelation();

        }

        private void InitAddressBitWidth()
        {
            this.CbxAddressBitWidth.ButtonItems = Enum.GetValues<ComModel.ProtocolI2C.AddrBitWidth>().Select(x=>
            {
                return new RadioButtonItem()
                {
                    Text = x switch
                    {
                        ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_7 => "7bit",
                        ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_10 => "10bit",
                        _ => "7bit",
                    },
                    Tag = x,
                };
            }).ToArray();
            this.CbxAddressBitWidth.IndexChanged += (_, _) =>
              {
                  Presenter.BitWidth =(ComModel.ProtocolI2C.AddrBitWidth)this.CbxAddressBitWidth.ButtonItems[this.CbxAddressBitWidth.ChoosedButtonIndex].Tag;
              };
            this.CbxAddressBitWidth.ChoosedButtonIndex = Enum.GetValues<ComModel.ProtocolI2C.AddrBitWidth>().ToList().FindIndex(x => x == Presenter.BitWidth);
        }

        private void InitDataDirection()
        {
            this.CbxDataDirection.ButtonItems = Enum.GetValues<ComModel.ProtocolI2C.DataDirection>().Select(x =>
            {
                return new RadioButtonItem()
                {
                    Text = x switch
                    {
                        ComModel.ProtocolI2C.DataDirection.Read => "Read",
                        ComModel.ProtocolI2C.DataDirection.Write => "Write",
                        ComModel.ProtocolI2C.DataDirection.Both=>"Both",
                        _ => "Read",
                    },
                    Tag = x,
                };
            }).ToArray();

            this.CbxDataDirection.IndexChanged += (_, _) =>
            {
                Presenter.Direction = (ComModel.ProtocolI2C.DataDirection)this.CbxDataDirection.ButtonItems[this.CbxDataDirection.ChoosedButtonIndex].Tag;
            };

            this.CbxDataDirection.ChoosedButtonIndex = Enum.GetValues<ComModel.ProtocolI2C.DataDirection>().ToList().FindIndex(x => x == Presenter.Direction);
        }

        private void InitRelation()
        {
            this.CbxRelation.DataSource = Presenter.Relation.GetEnumList();
            this.CbxRelation.ValueMember = "Value";
            this.CbxRelation.DisplayMember = "Key";
            this.CbxRelation.SelectedValueChanged += (_, _) =>
            {
                Presenter.Relation = (ComModel.PulseCondition) this.CbxRelation.SelectedValue;
            };
            this.CbxRelation.SelectedValue = Presenter.Relation;
        }
        

        public void UpdateView(String propertyName)
        {
            if(String.IsNullOrEmpty(propertyName))
            {
                UpdateView();
                return;
            }
            this.GetType().GetMethods(BindingFlags.NonPublic | BindingFlags.Instance).Where(x =>
            {
                UpdatePropertyAttribute attribute = x.GetCustomAttribute<UpdatePropertyAttribute>();
                return attribute != null && attribute.PropertyName == propertyName;
            }).FirstOrDefault()?.Invoke(this, null);
        }

        private void UpdateView()
        {
            this.GetType().GetMethods().Where(x => x.GetCustomAttribute<UpdatePropertyAttribute>() != null).ToList().ForEach(x => x?.Invoke(this, null));
            this.Refresh();
        }


        #region UpdateFunction

        [UpdateProperty(nameof(I2CTrigSerialPrsnt.BitWidth))]
        private void SetAddressBitWidth()
        {
            this.CbxAddressBitWidth.ChoosedButtonIndex = Enum.GetValues<ComModel.ProtocolI2C.AddrBitWidth>().ToList().FindIndex(x => x == Presenter.BitWidth);
            SetAddressData();
        }

        [UpdateProperty(nameof(I2CTrigSerialPrsnt.AddressData))]
        private void SetAddressData()
        {
            Int32 bitcount = 1;

            switch(Presenter.BitWidth)
            {
                case ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_10:
                    this.BtnAddressData.Text = "0x"+ string.Join("", Presenter.AddressData.Select(x => Convert.ToString(x, 16).ToUpper().PadLeft(2, '0')));
                    bitcount = 2;
                    break;
                case ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_7:
                    this.BtnAddressData.Text ="0x" +Convert.ToString(Presenter.AddressData[0], 16).ToUpper().PadLeft(2, '0');
                    bitcount = 1;
                    break;
            }

            if(_FloatForm!=null && !_FloatForm.IsDisposed)
            {
                HexNumberKeyboard numberKeyboard = (HexNumberKeyboard)_FloatForm.Controls.Cast<Control>().FirstOrDefault(x => x is HexNumberKeyboard);

                if (numberKeyboard == null)
                    return;

                numberKeyboard.MaxValue = Presenter.BitWidth switch
                {
                    ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_7 => (long)Math.Pow(2, 7) - 1,
                    ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_10 => (long)Math.Pow(2, 10) - 1,
                    _ => (long)Math.Pow(2, 7) - 1,
                };
            }
            this.BtnAddressData.Click += (_, _) =>
              {
                  Boolean lastflag = true;

                  if (this.FindForm() is FloatForm form)
                  {
                      lastflag = form.CanClose;
                      form.CanClose = false;
                  }

                  if (_FloatForm != null && !_FloatForm.IsDisposed)
                      _FloatForm?.Close();

                  _FloatForm = new FloatForm();
                  _FloatForm.BackColor = BackColor;
                  _FloatForm.ForeColor = ForeColor;
                  _FloatForm.Title = "设置地址";
                  _FloatForm.Width = 380;
                  _FloatForm.Height = 500 + _FloatForm.HeadHeight;
                  HexNumberKeyboard numberKeyboard = new HexNumberKeyboard();
                  numberKeyboard.Controls.Cast<Control>().ToList().ForEach(x => Uni_Trend.MSO7000X.UserControls.Style.StyleManager.Instance.RegisterControl(x));
                  numberKeyboard.Top = _FloatForm.HeadHeight;
                  numberKeyboard.Height = _FloatForm.Height - _FloatForm.HeadHeight;
                  numberKeyboard.Width = _FloatForm.Width;
                  numberKeyboard.ForeColor = ForeColor;
                  numberKeyboard.BackColor = BackColor;

                  numberKeyboard.MaxValue = Presenter.BitWidth switch
                  {
                      ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_7=>(Int64)Math.Pow(2,7)-1,
                      ComModel.ProtocolI2C.AddrBitWidth.AddrBitWidth_10 => (Int64)Math.Pow(2,10)-1,
                      _ => (Int64)Math.Pow(2, 7)-1,
                  };

                  numberKeyboard.MinValue = 0;
                  numberKeyboard.ValueType = HexNumberKeyboard.HexValueType.Hex;
                  numberKeyboard.Value = Presenter.AddressData[1] << 8 + Presenter.AddressData[0];
                  numberKeyboard.OkClick += (sender, args) =>
                  {
                      Byte[] tempbytes = BitConverter.GetBytes((Int16)args.Data);

                      if (bitcount == 1) 
                          tempbytes[1] = 0;

                      Presenter.AddressData = tempbytes;
                      _FloatForm.Close();
                  };
                  numberKeyboard.CancelClick += (_, _) => _FloatForm.Close();
                  _FloatForm.Controls.Add(numberKeyboard);

                  _FloatForm.FormClosing += (_, _) =>
                  {
                      if (this.FindForm() is FloatForm form)
                          form.CanClose = lastflag;
                  };

                  EventBus.EventBroker.Instance.GetEvent<Uni_Trend.MSO7000X.Common.Structs.FormEventArgs>().Publish(this, new Uni_Trend.MSO7000X.Common.Structs.FormEventArgs()
                  {
                      Current = _FloatForm,
                      Type = Uni_Trend.MSO7000X.Common.Structs.FormType.InfoForm,
                  });
              };
        }
        [UpdateProperty(nameof(I2CTrigSerialPrsnt.Direction))]
        private void SetDirection()
        {
            this.CbxDataDirection.ChoosedButtonIndex = Enum.GetValues<ComModel.ProtocolI2C.DataDirection>().ToList().FindIndex(x => x == Presenter.Direction);
        }
        [UpdateProperty(nameof(I2CTrigSerialPrsnt.Relation))]
        private void SetRelation()
        {
            this.CbxRelation.SelectedValue = Presenter.Relation;
        }
        #endregion UpdateFunction
    }
}