///
/// Copyright (c) 2019-2023 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using NHibernate;
using log4net;
using Common;
using Config.Entities;
using TBF.Rig;
using TBF.Resources;
using TBF.UI.Shared;

namespace TBF.UI.Bench.Uncertainties
{
	public partial class UncertaintiesDlg : Form, IParentOfListViewEx
	{
		static readonly ILog log = LogManager.GetLogger(typeof(UncertaintiesDlg));

		public IList<Component> cmpntEntities;

        ISession session;

		public UncertaintiesDlg()
		{
			InitializeComponent();

            /// SharedDlgButtons configuration
            sharedButtons.ParentForm = this;
#if LANG_PL
            sharedButtons.RequiredGroupMembership = new GID[] { GID.MetrologicalAuthority };
#else
            sharedButtons.RequiredGroupMembership = new GID[] { GID.Metrologists, GID.MetrologicalAuthority };
#endif
			sharedButtons.OptionalButtons = SharedButtons.Buttons.Add | SharedButtons.Buttons.Remove;
            sharedButtons.Unlocked += unlockButton_Click;
            sharedButtons.OKClicked += okButton_Click;
            sharedButtons.CancelClicked += cancelButton_Click;
            sharedButtons.AddClicked += addButton_Click;
            sharedButtons.RemoveClicked += removeButton_Click;
        }

		private void UncertaintiesDlg_Load(object sender, EventArgs e)
		{
            LoadUISettings();

            Text = Strings.Uncertainty;

			int fixedCount = 0;
			int balancesCount = 0;
            int levelMetersCount = 0;
            int divertersCount = 0;
            int flowMetersCount = 0;
			int pressMetersCount = 0;
            int tempMetersCount = 0;
            int evaporationsCount = 0;

			session = TBF.DB.CreateSession(Common.DBKind.Config);
			cmpntEntities = session.QueryOver<Component>()
                                   .OrderBy(x => x. ItemNr).Asc
								   .List();

			foreach (var cmpnt in cmpntEntities)
			{
				Rig.Generic.IComponentFactory factory = TbfComponents.CmpntFactoryFromClassName(cmpnt.ClassName);

                /// Tab-page density
                if (factory is Rig.DataContainers.Density.ComponentFactory)
                {
                    fixedCount++;
                    TabPage tabPage = new TabPage("  " + Strings.Density + "  ");
                    UncertntDlgDensityTab uiControl = new UncertntDlgDensityTab();
                    uiControl.MeterEntity = cmpnt;
                    uiControl.DensityCfg = factory.CmpntCfgFromCmpntEntity(cmpnt) as Rig.DataContainers.Density.ComponentCfg;
                    uiControl.Dock = DockStyle.Fill;
                    tabPage.Tag = uiControl;
                    tabPage.Controls.Add(uiControl);
                    uncertaintiesTabControl.TabPages.Add(tabPage);
                }

                /// Tab-pages for scales
				if (factory is Rig.MettlerToledo.Standard.BalanceFactory ||
                    factory is Rig.MettlerToledo.Standard.BalanceOldFactory ||
                    factory is Rig.MettlerToledo.Standard.BalanceNewFactory || 
                    factory is Rig.MettlerToledo.Multi.BalanceFactory)
				{
					balancesCount++;
                    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
					UncertntDlgScaleTab uiControl = new UncertntDlgScaleTab();
					uiControl.MeterEntity = cmpnt;
                    uiControl.ScaleCfg = factory.CmpntCfgFromCmpntEntity(cmpnt) as Rig.GenericDevices.IScaleCfg;
					uiControl.Dock = DockStyle.Fill;
					tabPage.Tag = uiControl;
					tabPage.Controls.Add(uiControl);
					uncertaintiesTabControl.TabPages.Add(tabPage);
				}

                ///// Tab-pages for flowmeters
                //if (factory is Rig.Elde.FlowMeter.FlowMeterFactory)
                //{
                //    Rig.Elde.FlowMeter.FlowMeterCfg flowMeterCfg = factory.CmpntCfgFromCmpntEntity(cmpnt) as Rig.Elde.FlowMeter.FlowMeterCfg;

                //    for (int r = 0; r <= 5; r++)
                //    {
                //        if (flowMeterCfg.RangeEnabled(r))
                //        {
                //            flowMetersCount++;
                //            TabPage tabPage = new TabPage(string.Format(((r == 0) ? "  {0}  " : "  {0} r{1}  "), cmpnt.Name, r));
                //            MetrologyDlgFlowMeterTab uiControl = new MetrologyDlgFlowMeterTab(r);
                //            uiControl.MeterEntity = cmpnt;
                //            uiControl.CalibInfoCfg = factory.CmpntCfgFromCmpntEntity(cmpnt) as Rig.GenericDevices.ICalibRangesCfg;
                //            uiControl.Dock = DockStyle.Fill;
                //            tabPage.Tag = uiControl;
                //            tabPage.Controls.Add(uiControl);
                //            metrologyTabControl.TabPages.Add(tabPage);
                //        }
                //    }
                //}

                /// Tab-pages for pressure meters
				if (factory is Rig.Elde.PressureMeter.PressureMeterFactory ||
                    factory is Rig.Elde.PressureMeterInternal.PressureMeterFactory ||
                    factory is Rig.Modbus.PressureMeter.Meret.Factory)
				{
					pressMetersCount++;
                    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
                    UncertntDlgPressMeterTab uiControl = new UncertntDlgPressMeterTab();
					uiControl.MeterEntity = cmpnt;
					uiControl.Dock = DockStyle.Fill;
					tabPage.Tag = uiControl;
					tabPage.Controls.Add(uiControl);
					uncertaintiesTabControl.TabPages.Add(tabPage);
				}

                /// Tab-pages for temperature meters (incl. platinum temp. meter with Keithley)
                if (factory is Rig.Elde.TempMeter.TempMeterFactory ||
                    factory is Rig.Elde.TempMeterInternal.TempMeterFactory ||
                    factory is Rig.Keithley.TempMeter.Factory)
                {
                    tempMetersCount++;
                    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
                    UncertntDlgTempMeterTab uiControl = new UncertntDlgTempMeterTab();
                    uiControl.MeterEntity = cmpnt;
                    uiControl.Dock = DockStyle.Fill;
                    tabPage.Tag = uiControl;
                    tabPage.Controls.Add(uiControl);
                    uncertaintiesTabControl.TabPages.Add(tabPage);
                }

                ///// Tab-pages for diverters
                //if (factory is Rig.Elde.Diverter.DiverterFactory)
                //{
                //    divertersCount++;
                //    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
                //    MetrologyDlgDiverterTab uiControl = new MetrologyDlgDiverterTab();
                //    uiControl.MeterEntity = cmpnt;
                //    uiControl.CalibInfoCfg = factory.CmpntCfgFromCmpntEntity(cmpnt) as Rig.GenericDevices.ICalibInfoCfg;
                //    uiControl.Dock = DockStyle.Fill;
                //    tabPage.Tag = uiControl;
                //    tabPage.Controls.Add(uiControl);
                //    metrologyTabControl.TabPages.Add(tabPage);
                //}

                ///// Tab-pages for level meters inside water tanks
                //if (factory is Rig.Hart.Nivotrack.Factory)
                //{
                //    levelMetersCount++;
                //    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
                //    MetrologyDlgLevelMeterTab uiControl = new MetrologyDlgLevelMeterTab();
                //    uiControl.MeterEntity = cmpnt;
                //    uiControl.CalibInfoCfg = factory.CmpntCfgFromCmpntEntity(cmpnt) as Rig.GenericDevices.ICalibInfoCfg;
                //    uiControl.Dock = DockStyle.Fill;
                //    tabPage.Tag = uiControl;
                //    tabPage.Controls.Add(uiControl);
                //    metrologyTabControl.TabPages.Add(tabPage);
                //}

                ///// Tab-pages for water tank evaporation rates
                //if (factory is Rig.Various.Evaporation.Factory)
                //{
                //    evaporationsCount++;
                //    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
                //    MetrologyDlgEvaporationTab uiControl = new MetrologyDlgEvaporationTab();
                //    uiControl.MeterEntity = cmpnt;
                //    uiControl.CalibInfoCfg = factory.CmpntCfgFromCmpntEntity(cmpnt) as Rig.GenericDevices.ICalibInfoCfg;
                //    uiControl.Dock = DockStyle.Fill;
                //    tabPage.Tag = uiControl;
                //    tabPage.Controls.Add(uiControl);
                //    metrologyTabControl.TabPages.Add(tabPage);
                //}
            }
		}

		private void unlockButton_Click(object sender, EventArgs e)
		{
			foreach (TabPage tabPage in uncertaintiesTabControl.TabPages)
			{
				(tabPage.Tag as IUncetaintiesDlgTab).Unlock();
			}
		}

		private void okButton_Click(object sender, EventArgs e)
		{
            using (ITransaction transaction = session.BeginTransaction())
            {
                try
                {
                    foreach (TabPage tabPage in uncertaintiesTabControl.TabPages)
                    {
                        IUncetaintiesDlgTab tab = tabPage.Tag as IUncetaintiesDlgTab;
                        if (tab != null)
                        {
                            tab.OkBtnClicked();
                            session.SaveOrUpdate(tab.MeterEntity);
                            foreach (var entity in tab.ToBeRemoved) session.Delete(entity);
                        }
                    }
                    transaction.Commit();
                    session.Flush();
                }
                catch (Exception exc)
                {
                    transaction.Rollback();
                    log.ErrorFormat("Cannot save changes to DB: {0}", exc.Message);
                    MessageBox.Show(Strings.Cannot_save_changes, Strings.Error, MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                }
            }

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

		private void cancelButton_Click(object sender, EventArgs e)
		{
			foreach (TabPage tabPage in uncertaintiesTabControl.TabPages)
			{
				(tabPage.Tag as IUncetaintiesDlgTab).CancelBtnClicked();
			}

            SaveUISettings();
            DialogResult = DialogResult.Cancel;
            Close();
		}

        private void SaveUISettings()
        {
            /// Obtain UncertaintyDlg dimensions, etc.
            bool isMaximized = (WindowState == FormWindowState.Maximized);
            int left = (WindowState == FormWindowState.Normal) ? Location.X : RestoreBounds.Left;
            int top = (WindowState == FormWindowState.Normal) ? Location.Y : RestoreBounds.Top;
            int width = (WindowState == FormWindowState.Normal) ? Size.Width : RestoreBounds.Width;
            int height = (WindowState == FormWindowState.Normal) ? Size.Height : RestoreBounds.Height;

            LocalSettings ls = Program.LocalSettings;

            if (ls != null && (ls.UncertaintyDlgMaximized != isMaximized ||
                               ls.UncertaintyDlgLeft != left ||
                               ls.UncertaintyDlgTop != top ||
                               ls.UncertaintyDlgWidth != width ||
                               ls.UncertaintyDlgHeight != height))
            {
                /// At least one UncertaintyDlg dimension differs => Update local settings and save them
                ls.UncertaintyDlgMaximized = isMaximized;
                ls.UncertaintyDlgLeft = left;
                ls.UncertaintyDlgTop = top;
                ls.UncertaintyDlgWidth = width;
                ls.UncertaintyDlgHeight = height;
                ls.Save();
            }
        }

        private void LoadUISettings()
        {
            TBF.LocalSettings ls = Program.LocalSettings;
            WindowState = (ls.UncertaintyDlgMaximized ? FormWindowState.Maximized : FormWindowState.Normal);
            Width  = (ls.UncertaintyDlgWidth > 0)  ? ls.UncertaintyDlgWidth  : 900;
            Height = (ls.UncertaintyDlgHeight > 0) ? ls.UncertaintyDlgHeight : 500;
            Left   = (ls.UncertaintyDlgLeft != 0)  ? ls.UncertaintyDlgLeft   : 200;
            Top    = (ls.UncertaintyDlgTop != 0)   ? ls.UncertaintyDlgTop    : 100;
        }

		private void addButton_Click(object sender, EventArgs e)
		{
            (uncertaintiesTabControl.SelectedTab.Tag as IUncetaintiesDlgTab).AddOne();
		}

		private void removeButton_Click(object sender, EventArgs e)
		{
            (uncertaintiesTabControl.SelectedTab.Tag as IUncetaintiesDlgTab).RemoveSelected();
		}

		public void UpdateButtonStates(SharedButtons.SelectedItemPos selectedItemPos)
		{
			if (selectedItemPos == SharedButtons.SelectedItemPos.None)
			{
				sharedButtons.DisableButtons(SharedButtons.Buttons.Remove);
			}
			else
			{
				sharedButtons.EnableButtons(SharedButtons.Buttons.Remove);
			}
		}

		private void metrologyTabControl_SelectedIndexChanged(object sender, EventArgs e)
		{
			sharedButtons.DisableButtons(SharedButtons.Buttons.Remove);
		}

        private void UncertaintiesDlg_FormClosing(object sender, FormClosingEventArgs e)
        {
            if (Users.CurrentUser.Restore(this)) Program.MainWnd.UpdateUser();
        }
	}
}