using BS.SharedLauncher.Enums;
using BS.SharedLauncher.Exceptions;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BeWo.Service.ServiceUtils.Paths
{
    public static class ServerFilePaths
    {
        //  UpdateRootPath
        //      L specialTenant
        //          L tenant#1
        //              L exampleData#1
        //      L version
        //          L 1.0.0.0
        //              L _default
        //                  L exampleData#2
        //              L tenant#1
        //                  L exampleData#3
        //          L 1.0.0.1
        //              L _default
        //                  L exampleData#4
        //              L tenant#1
        //                  L exampleData#5
        //      L version.config

        private static string _DownloadVersionFilePath;
        private static string _DownloadFolderPath;
        private static string _LogFolderPath;
 
        public static string DownloadVersionFilePath => GetAppSettings(_DownloadVersionFilePath, "DownloadVersionFilePath");
        public static string DownloadFolderPath => GetAppSettings(_DownloadFolderPath, "DownloadFolderPath") ?? @"D:\Rene\ServerBeWoDataExample2\";
        public static string LogFolderPath => GetAppSettings(_LogFolderPath, "LogFolderPath");

        static ServerFilePaths()
        {

        }

        public static string GetOverrideTenantFolderPath() => Path.Combine(DownloadFolderPath, "overridetenant");
        public static string GetOverrideTenantFolderPath(string tenant) => Path.Combine(GetOverrideTenantFolderPath(), tenant);
        public static string GetVersionFolderPath() => Path.Combine(DownloadFolderPath, "version");
        
        public static string GetVersionFolderPath(string version) => Path.Combine(GetVersionFolderPath(), version);
        public static string GetVersionTenantFolderPath(string version, string tenant) => Path.Combine(GetVersionFolderPath(version), tenant);
        public static string GetVersionDefaultFolderPath(string version) => GetVersionTenantFolderPath(version, "default");
        
        public static string GetVersionConfigFilePath() => DownloadVersionFilePath;

        public static string GetLogFolderPath(string tenant) => Path.Combine(LogFolderPath, tenant);

        public static string GetAppSettings(string name, string setting)
        {
            if (name is null)
                name = ConfigurationManager.AppSettings.Get(setting);

            return name;
        }

        public static string GetSourceFolderPath(UpdateFileSource source, string version, string tenant)
        {
            switch (source)
            {
                case BS.SharedLauncher.Enums.UpdateFileSource.Invalid:
                    throw new UpdateException("Invalid UpdateFileSource");

                case BS.SharedLauncher.Enums.UpdateFileSource.VersionDefault:
                    return GetVersionDefaultFolderPath(version);

                case BS.SharedLauncher.Enums.UpdateFileSource.VersionTenant:
                    return GetVersionTenantFolderPath(version, tenant);

                case BS.SharedLauncher.Enums.UpdateFileSource.VersionUser:
                    break;

                case BS.SharedLauncher.Enums.UpdateFileSource.OverrideTenant:
                    return GetOverrideTenantFolderPath(tenant);

                case BS.SharedLauncher.Enums.UpdateFileSource.OverrideUser:
                    break;
                default:
                    break;
            }

            // User bekommt eigene Daten Feature
            throw new NotImplementedException("#479839129");
        }
    }
}