public JournalReader(IFileSystem fileSystem, string filePath)
{
FilePath = filePath;
var lines = fileSystem.File.ReadAllLines(FilePath).ToList();
var headers = lines.Where(HeaderValidator.IsValid).ToList();
var h1 = headers.FirstOrDefault()?.Replace("# ", "");
if (h1 != null && headers.Count > 1 && DateTime.TryParse(h1, out _))
{
Headers = lines.Where(x => x.StartsWith("#")).Skip(1).ToList();
}
else
{
Headers = lines.Where(x => x.StartsWith("#")).ToList();
}
var bodyStartIndex = lines.FindLastIndex(s => s == JournalFrontMatter.BlockIndicator) + 1;
RawBody = string.Join(Environment.NewLine, lines.Skip(bodyStartIndex));
FrontMatter = JournalFrontMatter.FromFilePath(fileSystem, filePath);
EntryName = fileSystem.Path.GetFileNameWithoutExtension(FilePath) ?? throw new InvalidOperationException();
if (!Journal.IsCompiledEntry(EntryName))
{
EntryDate = Journal.FileNamePattern.Parse(EntryName).Value;
}
}
