CommandLineArguments.cs

using CommandLine;
using CommandLine.Text;
using System.Collections.Generic;

namespace PlayListGenerator
{


    /// <summary>
    /// Class that will be used as a result of command line parsing using library CommandLineParser (See also on nuget package)
    /// </summary>
    internal class CommandLineArguments
    {
        /*
            M3U : Format de liste de lecture basique développé par Winamp.
            PLS : Format de liste de lecture utilisé par WinAmp et itunes.
            XSPF : Format de liste de lecture basé sur le XML opensource soutenu par xiph.org
            ASX : Format de liste de lecture basé sur le XML développé par Microsoft pour Windows Media.
            WPL : Format de liste de lecture basé sur le XML développé par Microsoft pour Windows Media 9 et plus.         
         */
        internal enum FileFormat { m3u, xspf }

        [Value(0, HelpText = "[drive:][path][filename_or_mask]", Required = true)]
        public string PathAndMask { get; set; } = "";

        [Value(1, HelpText = "[filename]", Required = false)]
        public string PlayListFilename { get; set; } = "";

        [Option('S', "SubDirectories", HelpText = "Include subdirectories (recursive)")]
        public bool Recursive { get; set; }

        [Option('F', nameof(Format), HelpText = "Format of the generated playlist : m3u or xspf", Default = FileFormat.m3u)]
        public FileFormat Format { get; set; }

        [Option('R', nameof(RelativePath), HelpText = "Generate relative paths.")]
        public bool RelativePath { get; set; }

        [Option('O', nameof(OnePlaylistByFolder), HelpText = "Create 1 playlist by folder of the current folder")]
        public bool OnePlaylistByFolder { get; set; }

        [Option('M', nameof(MinimumSongByPlaylist), HelpText = "Number minimum of song(s) in a playlist. Under this number a playlist will not be generated. If unspecified, minimum is 1.", Default = 1)]
        public int MinimumSongByPlaylist { get; set; }

        [Option('U', nameof(UseCurrentFolderAsPlaylistName), HelpText = "If OnePlaylistByFolder(O) and SubDirectories(S) options selected, then combine this option to use the current folder as PlayListFilename. Usefull to avoid using the same PlayListFilename for all playlist generated")]
        public bool UseCurrentFolderAsPlaylistName { get; set; }

        [Option('K', nameof(SkipIfFileAlreadyExists), HelpText = "When you want to generate only new playlists, without overriding files")]
        public bool SkipIfFileAlreadyExists { get; set; }

        [Option('C', nameof(CheckMode), HelpText = "")]
        public bool CheckMode { get; set; }

        [Option('P', nameof(PlayListSuffix), HelpText = "Suffix of the playlist filename when UseCurrentFolderAsPlaylistName")]
        public string PlayListSuffix { get; set; } = "";

        [Option('N', nameof(NumericSort), HelpText = "Sort by numeric prefix sort")]
        public bool NumericSort { get; set; } 

        [Usage()]
        public static IEnumerable<Example> Examples
        {
            get
            {
                yield return new Example("Normal scenario", new CommandLineArguments { PathAndMask = @".\*.mp3", PlayListFilename = "myPlayList.m3u" });
            }
        }
    }
}