// Copyright (C) Stichting Deltares 2024. All rights reserved.
// 
// This file is part of the Dam Engine.
// 
// The Dam Engine 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 System.IO;
using System.Text;
using CommandLine;
using Deltares.DamEngine.Interface;

namespace Deltares.DamEngine.ConsoleRun;

internal class Program
{
    static void Main(string[] args)
    {
        var commandLineArguments = new CommandOptions();
        ICommandLineParser parser = new CommandLineParser();
        bool success = parser.ParseArguments(args, commandLineArguments);
        try
        {
            if (success)
            {
                string inputXml = File.ReadAllText(commandLineArguments.InputFileName);
                var damEngineInterface = new EngineInterface(inputXml);
                string validationMessages = damEngineInterface.Validate();
                if (string.IsNullOrEmpty(validationMessages))
                {
                    // only if validation is ok, then
                    string outputXml = damEngineInterface.Run();
                    File.WriteAllText(commandLineArguments.OutputFileName, outputXml, encoding: Encoding.Unicode);
                }
                else
                {
                    File.WriteAllText(commandLineArguments.OutputFileName, validationMessages, encoding: Encoding.Unicode);
                }
            }
            else
            {
                Console.WriteLine();
                Console.WriteLine(commandLineArguments.GetUsage());
            }
        }
        catch (Exception e)
        {
            Console.WriteLine("Exception: {0}", e.Message);
        }
    }
}