// Copyright (C) Stichting Deltares 2018. All rights reserved.
//
// This file is part of the application DAM - Clients Library.
//
// DAM - UI is free software: you can redistribute it and/or modify
// it under the terms of the GNU 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 General Public License for more details.
//
// You should have received a copy of the GNU 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 System.Collections.Generic;

namespace Deltares.Maps
{
    public interface IReader<TObject>
    {
        IEnumerable<TObject> Read();
    }

    public interface IFileReader<TFile, TObject> : IReader<TObject>
    {
        TFile File { get; }
    }

    public abstract class FileReader<TFile, TObject> : IFileReader<TFile, TObject>
        // note: restricted to geometry stuff for now, this can change in the future
        where TFile : class, IFile
        where TObject : IFeature
    {
        private readonly TFile file;

        protected FileReader(TFile file)
        {
            if (file == null)
            {
                throw new ArgumentNullException("file");
            }

            this.file = file;
        }

        #region Implementation of IFileReader<TFile,TObject>

        public TFile File
        {
            get { return file; }
        }

        public abstract IEnumerable<TObject> Read();

        #endregion
    }
}