///
/// Copyright (c) 2013-2015 Sensus Metering Systems
///
using System;
using System.Collections.Generic;
using System.Windows.Forms;
using NHibernate;
using log4net;
using Config.Entities;
using TBF.UiControls;
using TBF.BenchControl;
using TBF.Resources;

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

		public IList<Component> cmpntEntities;

        ISession session;

		public MetrologyDlg()
		{
			InitializeComponent();

            /// SharedDlgButtons configuration
            sharedButtons.RequiredGroupMembership = Config.Grp.GID.Metrologists;
			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 MetrologyDlg_Load(object sender, EventArgs e)
		{
            TBF.LocalSettings ls = Program.LocalSettings;
            Width  = (ls.MetrologyDlgWidth > 0)  ? ls.MetrologyDlgWidth  : 900;
            Height = (ls.MetrologyDlgHeight > 0) ? ls.MetrologyDlgHeight : 500;
            Left   = (ls.MetrologyDlgLeft != 0)  ? ls.MetrologyDlgLeft   : 200;
            Top    = (ls.MetrologyDlgTop != 0)   ? ls.MetrologyDlgTop    : 100;

            Text = Strings.Metrology;

			int fixedCount = 0;
			int balancesCount = 0;
			int flowMetersCount = 0;
			int pressMetersCount = 0;

			session = Config.FluentCommon.CreateSession(Config.Entities.DBKind.Config);
			cmpntEntities = session.CreateQuery("FROM Component ORDER BY ItemNr")
								   .List<Component>();

			// Density tab-page
			fixedCount++;
			TabPage dstyTabPage = new TabPage("  " + Strings.Density + "  ");
			MetrologyDlgDensityTab uiCtl = new MetrologyDlgDensityTab();
			uiCtl.Dock = DockStyle.Fill;
			dstyTabPage.Tag = uiCtl;
			dstyTabPage.Controls.Add(uiCtl);
			metrologyTabControl.TabPages.Add(dstyTabPage);

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

				// Balance tab-pages
				if (factory is BenchControl.MettlerToledo.Standard.BalanceFactory ||
					factory is BenchControl.MettlerToledo.Standard.BalanceNewFactory)
				{
					balancesCount++;
                    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
					MetrologyDlgBalanceTab uiControl = new MetrologyDlgBalanceTab();
					uiControl.MeterEntity = cmpnt;
					uiControl.Dock = DockStyle.Fill;
					tabPage.Tag = uiControl;
					tabPage.Controls.Add(uiControl);
					metrologyTabControl.TabPages.Add(tabPage);
				}
				// Flowmeter tab-pages
				if (factory is BenchControl.Elde.FlowMeter.FlowMeterFactory)
				{
					flowMetersCount++;
                    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
                    MetrologyDlgFlowMeterTab uiControl = new MetrologyDlgFlowMeterTab();
					uiControl.MeterEntity = cmpnt;
					uiControl.Dock = DockStyle.Fill;
					tabPage.Tag = uiControl;
					tabPage.Controls.Add(uiControl);
					metrologyTabControl.TabPages.Add(tabPage);
				}
				// Pressure meter tab-pages
				if (factory is BenchControl.Elde.PressureMeter.PressureMeterFactory)
				{
					pressMetersCount++;
                    TabPage tabPage = new TabPage("  " + cmpnt.Name + "  ");
                    MetrologyDlgPressMeterTab uiControl = new MetrologyDlgPressMeterTab();
					uiControl.MeterEntity = cmpnt;
					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 metrologyTabControl.TabPages)
			{
				(tabPage.Tag as IMetrologyDlgTab).Unlock();
			}
		}

		private void okButton_Click(object sender, EventArgs e)
		{
			foreach (TabPage tabPage in metrologyTabControl.TabPages)
			{
				IMetrologyDlgTab tab = tabPage.Tag as IMetrologyDlgTab;
				tab.OkBtnClicked();
				if (!(tabPage.Tag is MetrologyDlgDensityTab))
				{
					Config.FluentCommon.SaveToDb(session, tab.MeterEntity);
					foreach (var entity in tab.ToBeRemoved) Config.FluentCommon.DeleteFromDb(session, entity);
				}
			}

            Program.LocalSettings.MetrologyDlgLeft = Location.X;
            Program.LocalSettings.MetrologyDlgTop = Location.Y;
            Program.LocalSettings.MetrologyDlgWidth = Size.Width;
            Program.LocalSettings.MetrologyDlgHeight = Size.Height;
            Program.LocalSettings.Save();

            DialogResult = DialogResult.OK;
            Close();
		}

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

            Program.LocalSettings.MetrologyDlgLeft = Location.X;
            Program.LocalSettings.MetrologyDlgTop = Location.Y;
            Program.LocalSettings.MetrologyDlgWidth = Size.Width;
            Program.LocalSettings.MetrologyDlgHeight = Size.Height;
            Program.LocalSettings.Save();

            DialogResult = DialogResult.Cancel;
            Close();
		}

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

		private void removeButton_Click(object sender, EventArgs e)
		{
			(metrologyTabControl.SelectedTab.Tag as IMetrologyDlgTab).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);
		}
	}
}