using DevExpress.XtraEditors;
using IStation.Unit;
using System;
using System.Data;
using System.Linq;
using System.Windows.Forms;

namespace IStation.WinFrmUI.Basic
{
    public partial class EditNumericSignalTypeDlg : DevExpress.XtraEditors.XtraForm
    {
        public EditNumericSignalTypeDlg()
        {
            InitializeComponent();
            this.IconOptions.Icon = WinFrmUI.Properties.Resources.App;
            this.dataLayoutControl1.SetupLayoutControl();
            InitialUI_UnitType();
        }

        /// <summary>
        /// 验证标识的唯一性事件
        /// </summary>
        public event Func<long, string, bool> ValidIdentifierUniqueEvent;
        /// <summary>
        /// 返回数据事件
        /// </summary>
        public event Action<Model.SignalType> ReloadDataEvent;

        private Model.SignalType _model = null;//当前操作对象

        /// <summary>
        /// 绑定数据
        /// </summary>
        /// <param name="rhs"></param>
        public void SetBindingData(Model.SignalType rhs)
        {
            this.Text = "编辑数值信息类型";
            _model = new Model.SignalType(rhs);
            this.NameTextEdit.EditValue = _model.Name;
            this.IdentifierTextEdit.EditValue = _model.Identifier;
            this.UnitTypeImageComboBoxEdit.EditValue = _model.UnitType;
            this.DecimalPlacesTextEdit.EditValue = _model.DecimalPlaces;
            this.TagNameTextEdit.EditValue = _model.TagName;
            this.DescriptionMemoEdit.EditValue = _model.Description;
        }

        /// <summary>
        /// 绑定数据
        /// </summary>
        public void SetBindingData(long GroupID, int SortCode)
        {
            this.Text = "添加数值信号类型";
            _model = new Model.SignalType();
            _model.GroupID = GroupID;
            _model.ValueType = Model.Monitor.eValueType.Numeric;
            _model.SortCode = SortCode;
        }

        //初始化单位类型
        private void InitialUI_UnitType()
        {
            this.UnitTypeImageComboBoxEdit.Properties.BeginUpdate();
            this.UnitTypeImageComboBoxEdit.Properties.Items.Clear();
            this.UnitTypeImageComboBoxEdit.Properties.Items.AddEnum(typeof(Unit.eUnitType), false);
            this.UnitTypeImageComboBoxEdit.Properties.EndUpdate();
        }

        //验证
        private bool Valid()
        {
            this.dxErrorProvider1.ClearErrors();
            if (string.IsNullOrEmpty(this.NameTextEdit.Text.Trim()))
            {
                this.dxErrorProvider1.SetError(this.NameTextEdit, "必填项");
                return false;
            }
            var identifier = this.IdentifierTextEdit.Text.Trim();
            if (string.IsNullOrEmpty(identifier))
            {
                this.dxErrorProvider1.SetError(this.IdentifierTextEdit, "必填项");
                return false;
            }
            if (this.ValidIdentifierUniqueEvent != null)
            {

                if (!this.ValidIdentifierUniqueEvent(_model.Id, identifier))
                {
                    this.dxErrorProvider1.SetError(this.IdentifierTextEdit, "标识重复");
                    return false;
                }
            }
            if (string.IsNullOrEmpty(this.UnitTypeImageComboBoxEdit.Text.Trim()))
            {
                this.dxErrorProvider1.SetError(this.UnitTypeImageComboBoxEdit, "必选项");
                return false;
            }
            if (this.UnitValueComboBoxEdit.Properties.Items.Count > 0)
            {
                if (this.UnitValueComboBoxEdit.EditValue == null)
                {
                    this.dxErrorProvider1.SetError(this.UnitValueComboBoxEdit, "必选项");
                    return false;
                }
            }
            return true;
        }

        //确定
        private void btnOk_Click(object sender, EventArgs e)
        {
            if (!Valid())
                return;
            _model.Name = this.NameTextEdit.Text.Trim();
            _model.Identifier = this.IdentifierTextEdit.Text.Trim();
            _model.UnitType = (eUnitType)this.UnitTypeImageComboBoxEdit.EditValue;
            if (this.UnitValueComboBoxEdit.EditValue is Model.IntAndString)
            {
                _model.UnitValue = (this.UnitValueComboBoxEdit.EditValue as Model.IntAndString).IntValue.ToString();
            }
            else
            {
                _model.UnitValue = this.UnitValueComboBoxEdit.Text.Trim();
            }
            if (string.IsNullOrEmpty(this.DecimalPlacesTextEdit.Text.Trim()))
                _model.DecimalPlaces = null;
            else
                _model.DecimalPlaces = int.Parse(this.DecimalPlacesTextEdit.Text);
            _model.TagName = this.TagNameTextEdit.Text.Trim();
            _model.Description = this.DescriptionMemoEdit.Text.Trim();


            var bll = new BLL.Scatl.SignalType();
            if (!bll.Update(_model))
            {
                XtraMessageBox.Show("更新失败！");
                return;
            }
            if (this.ReloadDataEvent != null)
            {
                var model = bll.GetById(_model.Id);
                this.ReloadDataEvent.Invoke(model);
            }

            this.DialogResult = DialogResult.OK;
            this.Close();
        }

        //单位类型改变
        private void imgCmbUnitType_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (this.UnitTypeImageComboBoxEdit.EditValue == null)
                return;
            this.UnitValueComboBoxEdit.Properties.BeginUpdate();
            this.UnitValueComboBoxEdit.Properties.Items.Clear();
            this.UnitValueComboBoxEdit.EditValue = null;
            var unit_type = (Unit.eUnitType)this.UnitTypeImageComboBoxEdit.EditValue;
            var dict = UnitHelper.GetEnUnitDict(unit_type);
            if (dict == null || dict.Count < 1)
            {
                this.UnitValueComboBoxEdit.Properties.TextEditStyle = DevExpress.XtraEditors.Controls.TextEditStyles.Standard;
                if (unit_type == _model.UnitType)
                {
                    this.UnitValueComboBoxEdit.EditValue = _model.UnitValue;
                }
            }
            else
            {
                this.UnitValueComboBoxEdit.Properties.TextEditStyle = DevExpress.XtraEditors.Controls.TextEditStyles.DisableTextEditor;
                var unit_value_list = dict.Select(x => new Model.IntAndString(x.Key, x.Value)).ToList();
                unit_value_list.ForEach(x => this.UnitValueComboBoxEdit.Properties.Items.Add(x));
                if (unit_type == _model.UnitType)
                {
                    if (int.TryParse(_model.UnitValue, out int unitValue))
                    {
                        var item = unit_value_list.Find(x => x.IntValue == unitValue);
                        if (item != null)
                            this.UnitValueComboBoxEdit.EditValue = item;
                    }
                }
            }
            this.UnitValueComboBoxEdit.Properties.EndUpdate();
        }
    }
}