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using System;
using System.Globalization;
using System.IO;
using System.Text.RegularExpressions;
using Emby.Naming.Common;
namespace Emby.Naming.AudioBook
{
public class AudioBookFilePathParser
{
private readonly NamingOptions _options;
public AudioBookFilePathParser(NamingOptions options)
{
_options = options;
}
public AudioBookFilePathParserResult Parse(string path)
{
if (path == null)
{
throw new ArgumentNullException(nameof(path));
}
var result = new AudioBookFilePathParserResult();
var fileName = Path.GetFileNameWithoutExtension(path);
foreach (var expression in _options.AudioBookPartsExpressions)
{
var match = new Regex(expression, RegexOptions.IgnoreCase).Match(fileName);
if (match.Success)
{
if (!result.ChapterNumber.HasValue)
{
var value = match.Groups["chapter"];
if (value.Success)
{
if (int.TryParse(value.Value, NumberStyles.Integer, CultureInfo.InvariantCulture, out var intValue))
{
result.ChapterNumber = intValue;
}
}
}
if (!result.PartNumber.HasValue)
{
var value = match.Groups["part"];
if (value.Success)
{
if (int.TryParse(value.Value, NumberStyles.Integer, CultureInfo.InvariantCulture, out var intValue))
{
result.ChapterNumber = intValue;
}
}
}
}
}
/*var matches = _iRegexProvider.GetRegex("\\d+", RegexOptions.IgnoreCase).Matches(fileName);
if (matches.Count > 0)
{
if (!result.ChapterNumber.HasValue)
{
result.ChapterNumber = int.Parse(matches[0].Groups[0].Value);
}
if (matches.Count > 1)
{
result.PartNumber = int.Parse(matches[matches.Count - 1].Groups[0].Value);
}
}*/
result.Success = result.PartNumber.HasValue || result.ChapterNumber.HasValue;
return result;
}
}
}
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