///
/// Copyright (c) 2013-2015 Sensus Metering Systems
///
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using TBF.BenchControl.Generic;
using TBF.Resources;

namespace TBF.UiControls
{
	///              ---------------
	///             / Path or other \
	///            |------------------------------
	///            | param1  param2  param3  ...
	/// Component1 |
	/// Component2 |
	///   ...      |
	///
	public partial class ProcedureParamsCtrl : UserControl
	{
		ProcedureDlg parent;
		bool showSensorsColumn;
		int nrFixedColumns;
		IList<IComponent> selectedCmpnts;
		IList<IParamsProvider> cmpntsParams;

		int paramsCount;
		Control[] editors;
		bool unlocked;
		public void Unlock(){ unlocked = true; }

		public ProcedureParamsCtrl()
		{
			InitializeComponent();
			cmpntsParams = new List<IParamsProvider>();
		}

		public ProcedureParamsCtrl(ProcedureDlg parent, IList<IComponent> selectedCmpnts, bool showSensorsColumn)
			: this()
		{
			this.parent = parent;
			this.selectedCmpnts = selectedCmpnts;
			this.showSensorsColumn = showSensorsColumn;
			nrFixedColumns = (showSensorsColumn ? 2 : 1);
			unlocked = false;

			this.SuspendLayout();
			Dock = System.Windows.Forms.DockStyle.Fill;
			listViewEx.Dock = System.Windows.Forms.DockStyle.Fill;
			listViewEx.AllowColumnReorder = false;
			listViewEx.DoubleClickActivation = false;
			listViewEx.FullRowSelect = true;
			listViewEx.GridLines = true;
			listViewEx.Location = new System.Drawing.Point(0, 0);
			listViewEx.TabIndex = 0;
			listViewEx.UseCompatibleStateImageBehavior = false;
			listViewEx.View = System.Windows.Forms.View.Details;
			ResumeLayout(false);
		}

		public void Initialize()
		{
			if (selectedCmpnts == null) return;

			IParamsProvider sampleToCreateHeader = null;

			foreach (var cmpnt in selectedCmpnts)
			{
				if (cmpnt != null && (cmpnt.Cfg.GetProcedureParams() != null))
				{
					IParamsProvider procedureParams = cmpnt.Cfg.CreateProcedureParams(parent.LoadedProcedure);
					if (sampleToCreateHeader == null) sampleToCreateHeader = procedureParams;
					cmpntsParams.Add(procedureParams);
				}
				else
				{
					cmpntsParams.Add(null);
				}
			}

			if (sampleToCreateHeader != null)
			{
				if (showSensorsColumn) listViewEx.Columns.Add(Strings.Sensor_, 60);
				listViewEx.Columns.Add(Strings.Component, 80);

				paramsCount = sampleToCreateHeader.ParamsCount();
				editors = new Control[paramsCount];
				for (int i = 0; i < paramsCount; i++)
				{
					listViewEx.Columns.Add(sampleToCreateHeader.ParamName(i), 80);
					editors[i] = new TextBox();
                    editors[i].Visible = false;
                    this.Controls.Add(editors[i]);
				}
			}

			listViewEx.SubItemClicked += new Results.Forms.SubItemEventHandler(listViewEx_SubItemClicked);
			listViewEx.SubItemRightClicked += new Results.Forms.SubItemEventHandler(listViewEx_SubItemRightClicked);
			listViewEx.SubItemEndEditing += new Results.Forms.SubItemEndEditingEventHandler(listViewEx_SubItemEndEditing);

			RedrawAll();
		}

		private void listViewEx_SubItemClicked(object sender, Results.Forms.SubItemEventArgs e)
		{
			if (!unlocked || e.Item.Tag == null || e.SubItem < nrFixedColumns || e.SubItem >= nrFixedColumns + editors.Length) return;
			listViewEx.StartEditing(editors[e.SubItem - nrFixedColumns], e.Item, e.SubItem);
		}

		void listViewEx_SubItemRightClicked(object sender, Results.Forms.SubItemEventArgs e)
        {
            if (!unlocked || e.Item.Tag == null || e.SubItem < nrFixedColumns || e.SubItem >= nrFixedColumns + editors.Length) return;

            if (DialogResult.Yes == MessageBox.Show(Strings.Do_you_want_to_copy_this_value_to_all_cells_below_this_cell,
                                                    Strings.Confirmation, MessageBoxButtons.YesNo, MessageBoxIcon.Question))
            {
                int columnNr = e.SubItem;
                string value = null;
                System.Drawing.Color backColor = System.Drawing.Color.White;
                foreach (ListViewItem item in listViewEx.Items)
                {
                    if (value != null)
                    {
                        item.SubItems[columnNr].Text = value;
                        item.SubItems[columnNr].BackColor = backColor;

                        int itemNr = columnNr - nrFixedColumns;
                        string message;
                        if ((item.Tag as IParamsProvider).ValidateParam(itemNr, value, out message))
                        {
                            (item.Tag as IParamsProvider).UpdateParam(itemNr, value);
                        }
                    }
                    else if (item == e.Item)
                    {
                        value = item.SubItems[columnNr].Text;
                        backColor = item.SubItems[columnNr].BackColor;
                    }
                }
            }
        }

		private void listViewEx_SubItemEndEditing(object sender, Results.Forms.SubItemEndEditingEventArgs e)
		{
			string message;
			if ((e.Item.Tag as IParamsProvider).ValidateParam(e.SubItem - nrFixedColumns, e.DisplayText, out message))
			{
				(e.Item.Tag as IParamsProvider).UpdateParam(e.SubItem - nrFixedColumns, e.DisplayText);
			}
		}


		public void RedrawAll()
		{
			listViewEx.Items.Clear();
			foreach (var item in cmpntsParams) DrawOne(item);
		}

		void DrawOne(IParamsProvider item)
		{
			if (item == null)
			{
				listViewEx.Items.Add(new ListViewItem());
				return;
			}

			ListViewItem lvi;
			if (showSensorsColumn)
			{
				lvi = new ListViewItem((listViewEx.Items.Count + 1).ToString());
				lvi.SubItems.Add(selectedCmpnts[listViewEx.Items.Count].Cfg.Name);
			}
			else
			{
				lvi = new ListViewItem(selectedCmpnts[listViewEx.Items.Count].Cfg.Name);
			}
			for (int i = 0; i < paramsCount; i++) lvi.SubItems.Add(item.ToString(i));
			lvi.Tag = item;
			listViewEx.Items.Add(lvi);
		}

		public void UpdateAll()
		{
			if (!unlocked) return;
			
			foreach (ListViewItem lvi in listViewEx.Items)
			{
				if (lvi.Tag is IParamsProvider) (lvi.Tag as IParamsProvider).UpdateDbEntity();
			}
		}
	}
}