///
/// Copyright (c) 2019-2022 Sensus Slovensko a.s.
///
using System;
using System.Drawing;
using System.Windows.Forms;
using System.Collections.Generic;
using Common;

namespace Results.Forms
{
    public partial class OneWMResultsColumnsCtrl : UserControl, IOneWMResultsCtrl
    {
        public event EventHandler<WaterMeterEventArgs> WMResultsClickedHandler;
        /// 
        private void tBox_MouseDoubleClick(object sender, MouseEventArgs e)
        {
            try
            {
                if (WMResultsClickedHandler != null) WMResultsClickedHandler(sender, new WaterMeterEventArgs(wmPosition));
            }
            catch (Exception)
            {
            }
        }


        bool disabled;
        int wmPosition;         /// 1-based water meter position
        string caption;
        Color bkColor;
        int[] columnWidths;
        IList<Results.WMeterRsltItemSpec> items;


        public bool Disabled { get { return disabled; } }                                   /// Read only
        public int WMPosition { get { return wmPosition; } }                                /// Read only
        public ListView.ColumnHeaderCollection Columns { get { return lView.Columns; } }    /// Read only


        public OneWMResultsColumnsCtrl()
        {
            InitializeComponent();
            disabled = false;
            wmPosition = 0;
            tBox.Text = caption = "---";
            tBox.BackColor = lView.BackColor = bkColor = Color.White;
            items = new List<Results.WMeterRsltItemSpec>();
            columnWidths = new int[0];
        }

        public void Update(int[] columnWidths)
        {
            this.columnWidths = columnWidths;

            /// Always update ListView column widths
            int col = 0;
            foreach (ColumnHeader column in lView.Columns)
            {
                column.Width = (columnWidths != null && columnWidths.Length > col) ? columnWidths[col] : ((col == 0) ? 40 : 70);
                col++;
            }
        }

        public void Update(IList<Results.WMeterRsltItemSpec> items)
        {
            this.items = items;
        }

        public void Update(Results.Entities.WaterMeter wMtr)
        {
            if (wMtr == null || (wMtr.Disabled && wMtr.Q3Channel == 0))
            {
                /// Water meter position is disabled
                this.disabled = true;
                lView.Items.Clear();
                tBox.Text = caption = "---";
                tBox.BackColor = lView.BackColor = bkColor = Color.White;
                return;
            }

            /// Update background color
            string message = string.Empty;
            UpdateBkColor(wMtr.GetColorOfResults(false, out message));

            /// Update caption
#if ORACLE_DB
            tBox.Text = caption = string.Format("{0} ({1}) {2} {3}",
                                                wMtr.WMPosition,
                                                wMtr.Pruefindex == 0 ? "?" : string.Format("{0}x", wMtr.Pruefindex % 100),
                                                (string.IsNullOrEmpty(wMtr.SerialNr) ? string.Empty : wMtr.SerialNr),
                                                message);
#else
            tBox.Text = caption = string.Format("s/n = {0}", string.IsNullOrEmpty(wMtr.SerialNr) ? string.Empty : wMtr.SerialNr);
#endif

            /// Header
            lView.Columns.Add(wMtr.WMPosition.ToString(), (columnWidths != null && columnWidths.Length > 0) ? columnWidths[0] : 40);
            int col = 1;
            foreach (var str in wMtr.GetAllDecoratedTestNames())
            {
                lView.Columns.Add(str, (columnWidths != null && columnWidths.Length > col) ? columnWidths[col] : 70);
                col++;
            }

            lView.Items.Clear();
            if (items == null || items.Count == 0) return;

            foreach (var item in items)
            {
                ListViewItem lvi = new ListViewItem(item.Caption);

                foreach (var mtr in wMtr.MeterTestRslts)
                {
                    if (mtr != null && mtr.IsPilotRslt() && mtr.TestDone && mtr.Publish() != Publish.Never &&
                                                                            mtr.Publish() != Publish.Internal)
                    {
                        string str = item.Print(wMtr, mtr.Name());

                        string[] texts = str.Split(new char[] { '|' });
                        if (texts.Length == 1)
                        {
                            lvi.SubItems.Add(str);
                        }
                        else if (texts.Length == 2)
                        {
                            Color color = texts[1].Equals("Green") ? Color.Green : (texts[1].Equals("Red") ? Color.Red : Color.White);
                            lvi.UseItemStyleForSubItems = false;
                            lvi.SubItems.Add(texts[0]);
                            lvi.SubItems[lvi.SubItems.Count - 1].BackColor = color;
                        }
                        else
                        {
                            lvi.SubItems.Add(string.Empty);
                        }
                    }
                }

                lView.Items.Add(lvi);
            }
        }

        ///
        /// Private
        ///

        void UpdateWMPos(int wmPosition)
        {
            this.wmPosition = wmPosition;
            if (lView.Columns.Count > 0)
            {
                lView.Columns[0].Text = wmPosition.ToString();
            }
        }

        void UpdateBkColor(Color backColor)
        {
            if (this.bkColor != backColor)
            {
                tBox.BackColor = lView.BackColor = this.bkColor = backColor;
            }
        }
    }
}