using System;
using Serilog;
using WinSCP;
using LCU.Api.Internal.FTPLib.Models;
namespace LCU.Api.Internal.FTP.Helpers;

public static class WinScpSessionOptionsHelper
{
    public static SessionOptions CreateSessionOptions(SftpRequest sftpRequest)
    {
        try
        {
            var protocol = FindWinScpProtocol(sftpRequest.Protocol);

            SessionOptions sessionOptions = new SessionOptions
            {
                Protocol = protocol,
                HostName = sftpRequest.HostName,
                PortNumber = sftpRequest.PortNumber,
                UserName = sftpRequest.UserName,
                Password = sftpRequest.Password,
                SshHostKeyFingerprint = sftpRequest.SshHostKeyFingerprint
            };

            return sessionOptions;
        }
        catch (Exception exception)
        {
            Log.Error(exception, "Error creating SessionOptions for Sftp Request");
            return null;
        }
    }

    public static SessionOptions CreateSessionOptions(SessionInformation sessionInformation)
    {
        try
        {
            var protocol = FindWinScpProtocol(sessionInformation.Protocol);

            SessionOptions sessionOptions = new SessionOptions
            {
                Protocol = protocol,
                HostName = sessionInformation.HostName,
                PortNumber = sessionInformation.PortNumber,
                UserName = sessionInformation.UserName,
                Password = sessionInformation.Password,
                SshHostKeyFingerprint = sessionInformation.SshHostKeyFingerprint
            };

            if (!string.IsNullOrWhiteSpace(sessionInformation.SshKeyFilePath))
            {
                sessionOptions.SshPrivateKeyPath = sessionInformation.SshKeyFilePath;
            }

            return sessionOptions;
        }
        catch (Exception exception)
        {
            Log.Error(exception, "Error creating SessionOptions for Sftp Request");
            return null;
        }
    }

    public static Protocol FindWinScpProtocol(ProtocolType protocolType)
    {
        switch (protocolType)
        {
            case ProtocolType.Sftp:
                return Protocol.Sftp;
            default:
                return Protocol.Sftp;
        }
    }
}