using DevExpress.XtraEditors;
using System;
using System.ComponentModel;
using System.Linq;

namespace IStation.WinFrmUI.Monitor
{
    /// <summary>
    /// 单一映射控件  
    /// </summary>
    public partial class SingleMappingMatrixDlg : XtraForm
    {
        public SingleMappingMatrixDlg()
        {
            InitializeComponent();
        }


        public event Func<string, bool> ReloadDataEvent;
        private BindingList<Model.SingleMappingMatrix> _bindingList = null;

        /// <summary>
        /// 绑定数据
        /// </summary> 
        public void Set(string paras, Model.SignalType signalType)
        {
            var list = Model.SingleMappingMatrix.ToList(paras);
            if (list == null)
                list = new System.Collections.Generic.List<Model.SingleMappingMatrix>();
            _bindingList = new BindingList<Model.SingleMappingMatrix>(list);
            if (signalType != null)
            {
                var formatParas = signalType.GetEnumFormatParas();
                if (formatParas != null && formatParas.Items != null)
                {
                    this.repImgCmbValue.BeginUpdate();
                    this.repImgCmbValue.Items.Clear();
                    foreach (var item in formatParas.Items)
                    {
                        this.repImgCmbValue.Items.Add(item.Name, (double)item.Value, -1);
                    }
                    this.repImgCmbValue.EndUpdate();
                }
            }

            this.bindingSource1.DataSource = _bindingList;
            this.bindingSource1.ResetBindings(false);
        }

        //验证
        public bool Valid()
        {
            this.gridView1.CloseEditor();
            this.gridView1.UpdateCurrentRow();
            if (_bindingList.Count > 0)
            {
                for (int i = 0; i < _bindingList.Count; i++)
                {
                    var vm = _bindingList[i];
                    if (string.IsNullOrEmpty(vm.Value.ToString()))
                    {
                        this.gridView1.FocusedRowHandle = i;
                        this.gridView1.SetColumnError(colValue, "必填项");
                        //XtraMessageBox.Show("请将值映射信息设置完整!");
                        return false;
                    }
                }
            }
            return true;
        }

        #region GridView 

        //删除
        private void gridView1_RowCellClick(object sender, DevExpress.XtraGrid.Views.Grid.RowCellClickEventArgs e)
        {
            if (_bindingList == null || _bindingList.Count < 1)
                return;
            var row = this.gridView1.GetFocusedRow() as Model.SingleMappingMatrix;
            if (row == null)
                return;
            if (e.Column == this.colDelete)
                _bindingList.Remove(row);
        }

        //新增属性时必须先输入属性名 
        private void gridView1_ShowingEditor(object sender, CancelEventArgs e)
        {
            if (_bindingList == null)
            {
                e.Cancel = true;
                return;
            }
            if (this.gridView1.FocusedColumn != this.colKey)
            {
                var row = this.gridView1.GetFocusedRow() as Model.SingleMappingMatrix;
                if (row == null)
                {
                    e.Cancel = true;
                    return;
                }
            }
        }

        //验证名称的唯一性
        private void gridView1_ValidatingEditor(object sender, DevExpress.XtraEditors.Controls.BaseContainerValidateEditorEventArgs e)
        {
            if (_bindingList == null || _bindingList.Count < 1)
                return;
            if (this.gridView1.FocusedColumn == this.colKey)
            {
                var row = this.gridView1.GetFocusedRow() as Model.SingleMappingMatrix;
                var list = _bindingList.ToList();
                list.Remove(row);
                System.Text.RegularExpressions.Regex rex = new System.Text.RegularExpressions.Regex(@"^\d+$");
                if (rex.IsMatch(e.Value.ToString()))
                    if (list.Find(x => x.Key == Convert.ToDouble(e.Value)) != null)
                    {
                        e.ErrorText = "值映射重复";
                        e.Valid = false;
                    }
            }
        }

        #endregion

        private void btnOk_Click(object sender, EventArgs e)
        {
            if (!Valid())
                return;

            string json = string.Empty;
            if (_bindingList.Any())
            {
                json = Model.SingleMappingMatrix.ToJson(_bindingList.ToList());
            }

            if (this.ReloadDataEvent != null)
            {
                var bol = this.ReloadDataEvent(json);
                if (!bol)
                {
                    XtraMessageBox.Show("设置失败!");
                    return;
                }
                XtraMessageBox.Show("设置成功!");
            }

            this.DialogResult = System.Windows.Forms.DialogResult.OK;
            this.Close();

        }

    }
}