using Sarand.BusinessMgr.Net.Standard.Base.App;
using Sarand.BusinessMgr.Net.Standard.Base.Consoles;
using Sarand.BusinessMgr.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.UpdateLog;
using Sarand.Net.Standard.Base.Utils;
using System;

namespace Sarand.BusinessMgr.Net.Standard.Base.UpdateLog
{
    //=======================================================================
    public class SbmUpdateLogItemMonitor : SaUpdateLogItemMonitor
	{
		//-------------------------------------------------------------------
		// Configuration.
		public new class Config : SaUpdateLogItemMonitor.Config
		{
			public Config(SbmInternals internals) :
				base(internals.UpdateLogConsole, internals.DbUpdateInfo)
			{
				Internals = internals;
			}
			public SbmInternals Internals { get; }
		}

		//-------------------------------------------------------------------
		// Data members.
		private readonly Config config;
		private SbmSessionConsole sessionConsole { get { return config.Internals.SessionConsole; } }

		//-------------------------------------------------------------------
		// Construction.
		protected SbmUpdateLogItemMonitor(Config config) : base(config)
		{
			this.config = config;
		}

		//-------------------------------------------------------------------
		// Properties.
		public ISbmUserOrganisationContext UserContext { get { return config.Internals.UserContext; } }

		//-------------------------------------------------------------------
		// Internal utilities.
		protected virtual bool IsColumnChangeLogged(SbmDbDfn.ColumnIdx columnIdx)
		{
			if (!config.UpdateLogConsole.CanUpdateDatabase) return false;
			if (!sessionConsole.IsColumnChangeLogged(columnIdx)) return false;
			return true;
		}
		protected bool RecordAttrValue(SbmDbDfn.ColumnIdx columnIdx, String value, bool newValue)
		{
			return RecordAttrValue(columnIdx, new DataValue(value), newValue);
		}
		protected bool RecordAttrValue(SbmDbDfn.ColumnIdx columnIdx, int value, bool newValue, bool blankZeroValue = true)
		{
			return RecordAttrValue(columnIdx, new DataValue(value == 0 && blankZeroValue ? "" : value.ToString()), newValue);
		}
		protected bool RecordAttrValue(SbmDbDfn.ColumnIdx columnIdx, decimal value, bool newValue, bool blankZeroValue = true, ushort decimals = 2)
		{
			return RecordAttrValue(columnIdx, new DataValue(value == 0.0m && blankZeroValue ? "" : value.ToString("N" + decimals.ToString())), newValue);
		}
		protected bool RecordAttrValue(SbmDbDfn.ColumnIdx columnIdx, DateTime value, bool newValue, bool includeTime = true)
		{
			return RecordAttrValue(columnIdx, new DataValue(DateUtil.Format(value, (includeTime ? "d-MMM-yyyy HH:mm" : "d-MMM-yyyy"))), newValue);
		}
		protected bool RecordAttrValue(SbmDbDfn.ColumnIdx columnIdx, DataValue value, bool newValue)
		{
			ClearErrorState();
			if (!IsColumnChangeLogged(columnIdx)) return true;
			String attrName = SbmDbDfn.GetColumnName(columnIdx, false);
			if (attrName.IsEmpty()) return SetErrorState("Blank attribute name [" + columnIdx.ToString() + "]");
			return RecordAttrValue(attrName, value, newValue);
		}

		//-------------------------------------------------------------------
	}
	//=======================================================================
}