using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;


using Amazon.S3.Model;


using ServerCore; using ServerBase;


namespace ServerBase;

public static class VersionHelper
{
    public static (Result result, int buildVersion,int revisionVersion) tryReadVersion(string filePath)
    {
        var result = new Result();

        var build_version = 0;
        var revision_version = 0;

        try
        {
            if (File.Exists(filePath))
            {
                using (var stream = new StreamReader(filePath))
                {
                    while (stream.Peek() >= 0)
                    {
                        var line = stream.ReadLine();

                        if (line == null)
                            break;

                        if (line.IndexOf("Build:") >= 0)
                        {
                            var version = line.Replace("Build:", "");
                            build_version = int.Parse(version);
                        }
                        else if (line.IndexOf("Revision:") >= 0)
                        {
                            var version = line.Replace("Revision:", "");
                            revision_version = int.Parse(version);
                        }
                    }
                }
            }
        }
        catch (Exception e)
        {
            var err_msg = $"Exception !!!, Failed to perform in tryReadVersion() !!! : exception:{e} - filePath:{filePath}";
            result.setFail(ServerErrorCode.TryCatchException, err_msg);
            Log.getLogger().error(result.toBasicString());

            return (result, 0, 0);
        }

        return (result, build_version, revision_version);
    }
}