// Copyright (C) Stichting Deltares 2020. All rights reserved.
//
// This file is part of the LayerOnSlopeTool
//
// The LayerOnSlopeTool is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// All names, logos, and references to "Deltares" are registered trademarks of
// Stichting Deltares and remain full property of Stichting Deltares at all times.
// All rights reserved.

using System;
using LumenWorks.Framework.IO.Csv;

namespace Deltares.LayerOnSlopeTool.Data.CsvImporters
{
    /// <summary>
    /// Holds the helper functions for reading csv files.
    /// </summary>
    public class CsvImporterHelper
    {
        /// <summary>
        /// Read field headers of csv file with improved error messages
        /// </summary>
        /// <param name="caller">the calling object</param>
        /// <param name="csvReader">the scv reader</param>
        /// <returns></returns>
        static public string[] GetFieldHeaders(Object caller, CsvReader csvReader)
        {
            try
            {
                return csvReader.GetFieldHeaders();
            }
            catch (Exception exception)
            {
                string message = string.Format("Fout bij het lezen van de CSV kolom namen; controleer op dubbele namen ('{0}' exception in {1})", exception.Message, caller.GetType());
                throw new ArgumentException(message);
            }
        }
    }
}