using System;
using System.Collections.Generic;
using System.Linq;
using Sarand.Net.Standard.Base.Dbas;
using Sarand.Net.Standard.Base.Security;
using Sarand.Net.Standard.Dbas.Data;

namespace Sarand.Net.Standard.Dbas.Security
{
	//=======================================================================
	internal partial class SaSecurityMgr_Dbas : SaSecurityMgr
	{
		//-------------------------------------------------------------------
		// Data members.

		//-------------------------------------------------------------------
		// Construction.
		internal SaSecurityMgr_Dbas (SaSecurityConsole_Dbas securityConsole) : base()
		{
			SecurityConsole = securityConsole;
			DbInfo = new DbDataItem.DatabaseInfo(securityConsole.Database);
		}

		//-------------------------------------------------------------------
		// Properties.
		internal SaSecurityConsole_Dbas SecurityConsole { get; }
		internal ISacsDatabase Database { get { return SecurityConsole.Database; } }
		private DbDataItem.DatabaseInfo DbInfo { get; }
		public String TableName_SecItem { get { return SaSecurityDbDfn.GetTableName(SaSecurityDbDfn.TableIdx.SaSecItem); } }
		public String TableName_SecLink { get { return SaSecurityDbDfn.GetTableName(SaSecurityDbDfn.TableIdx.SaSecLink); } }
		public override bool DatabaseIsValid { get { return (Database != null && Database.GetTableNames().Contains(TableName_SecItem) && Database.GetTableNames().Contains(TableName_SecLink)); } }
		public override bool CanUpdateDatabase { get { return DatabaseIsValid; } }

		//-------------------------------------------------------------------
		// Utilities.
		public override bool ColumnExists (SaSecurityDbDfn.ColumnIdx columnIdx)
		{
			String tableName = SaSecurityDbDfn.GetTableName(SaSecurityDbDfn.GetTableForColumn(columnIdx), false);
			String columnName = SaSecurityDbDfn.GetColumnName(columnIdx, false);
			return Database.ColumnExists(tableName, columnName);
		}

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