using Sarand.Net.Standard.Base.App;
using Sarand.Net.Standard.Base.Bus;
using Sarand.Net.Standard.Base.Core;
using Sarand.Net.Standard.Base.Dbas;
using Saxonite.Base.App;
using Saxonite.Net.Standard.Base.App;
using Saxonite.Net.Standard.Base.Bus;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Saxonite.Net.Standard.Base.Mgr
{
	//=======================================================================
	partial class SaxAccountMgr
	{
		//*******************************************************************
		// Account Mgr - User Session
		//*******************************************************************
		// Utilities.

		//-------------------------------------------------------------------
		// Create item.
		public abstract SaxUserSession CreateUserSession(SysId userAccountId);

		//-------------------------------------------------------------------
		// Item exists.
		public bool UserSessionExists(SysId userAccountId)
		{
			ClearErrorState();
			if (!SysId.IsValid(userAccountId)) return false;
			SaxUserSession.Params prmUserSession = new SaxUserSession.Params();
			prmUserSession.UserAccountIdsIncluded.Add(userAccountId);
			return GetUserSessionCount(prmUserSession) == 1;
		}

		//-------------------------------------------------------------------
		// Retrieve individual items.
		public abstract SaxUserSession GetUserSession(SaxUserSession.Params prmUserSession);
		public SaxUserSession GetUserSession(SysId userAccountId)
		{
			ClearErrorState();
			if (!SysId.IsValid(userAccountId)) return null;
			SaxUserSession.Params prmUserSession = new SaxUserSession.Params();
			prmUserSession.UserAccountIdsIncluded.Add(userAccountId);
			return GetUserSession(prmUserSession);
		}

		//-------------------------------------------------------------------
		// Validate item data.
		public bool IsValidUserSession(SaxUserSession userSession)
		{
			ClearErrorState();
			if (userSession == null) return SetErrorState(ErrorMessage.ItemNotSpecified);
			return IsValidUserSessionData(userSession.GetData(), new SaxUserSession.ErrField());
		}
		public virtual bool IsValidUserSessionData(SaxUserSession.Data data, SaxUserSession.ErrField errField)
		{
			ClearErrorState();

			// User Account.
			if (errField.UserAccountId != SacsHierarchyItem.ValidValue.Ignore && !SysId.IsValid(data.UserAccountId))
			{
				errField.UserAccountId = SacsHierarchyItem.ValidValue.Invalid;
				return SetErrorState("User Account Id must be specified");
			}

			return true;
		}

		//-------------------------------------------------------------------
		// Item database interface.
		public abstract bool InsertUserSession(SaxUserSession userSession, DbUpdateInfo dbUpdateInfo);
		public abstract bool UpdateUserSession(SaxUserSession userSession, DbUpdateInfo dbUpdateInfo);
		public virtual bool UserSessionCanBeDeleted(SaxUserSession userSession)
		{
			ClearErrorState();
			return true;
		}
		public abstract bool DeleteUserSession(SaxUserSession userSession, DbUpdateInfo dbUpdateInfo);

		//-------------------------------------------------------------------
		// Item list.
		public abstract ColumnDfn GetUserSessionColumnDfn(SaxUserSession.Column columnId, String caption = "", int width = 0);
		public abstract List<String> GetUserSessionQueryFilter(SaxUserSession.Params prmUserSession);
		public abstract long GetUserSessionCount(SaxUserSession.Params prmUserSession);
		public abstract List<SaxUserSession> GetUserSessionList(SaxUserSession.Params prmUserSession);
		public abstract DbResultSet ExecuteUserSessionQuery(List<ColumnDfn> columns, SaxUserSession.Params prmUserSession);

		//-------------------------------------------------------------------
		/// <summary>
		/// Extract and format result set data value where specific handling is required.
		/// <para>Where response is an invalid data value, format value using column.FormatValue(values).</para>
		/// </summary>
		public virtual DataValue GetUserSessionDataValue(ColumnDfn column, NamedValue.Map values)
		{
			DataValue value = new DataValue();
			switch ((SaxUserSession.Column)column.Id)
			{
				//-----------------------------------------------------------
				// User Display Name.
				case SaxUserSession.Column.User_DisplayName:
					{
						String userTitle = values.GetValue(GetUserSessionColumnDfn(SaxUserSession.Column.User_Title).DataName).ToString();
						String userFirstName = values.GetValue(GetUserSessionColumnDfn(SaxUserSession.Column.User_FirstName).DataName).ToString();
						String userLastName = values.GetValue(GetUserSessionColumnDfn(SaxUserSession.Column.User_LastName).DataName).ToString();
						value = new DataValue(SaxUserAccount.GetDisplayName(userTitle, userFirstName, userLastName));
					}
					break;

				//-----------------------------------------------------------
			}
			return value;
		}

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