public static bool TryProcess(MarkerFileContent content, string keyName, string keyValue, [NotNullWhen(false)] out string?exceptionMessage)
{
List <MarkerInfo> markers = content.GetMarkers() !;
if (!TryParseMarkerNumber(keyName, out int markerNumber))
{
exceptionMessage = $"{Resources.UnrecognizedKey} {keyName}";
return(false);
}
if (markerNumber != markers.Count + 1)
{
exceptionMessage = $"{Resources.NonConsecutiveMarkerNumber} {keyName}";
return(false);
}
if (!TryParseMarkerInfo(keyValue, out MarkerInfo markerInfo, out string?errorText))
{
exceptionMessage = $"{errorText} {Resources.Marker} {keyName}";
return(false);
}
markers.Add(markerInfo);
exceptionMessage = null;
return(true);
}
private static bool TryProcessKey(MarkerFileContent content, Definitions.Section section, string keyName, string keyValue, [NotNullWhen(false)] out string?exceptionMessage)
{
return(section switch
{
Definitions.Section.NoSection => GlobalSectionLoader.TryProcess(keyName, out exceptionMessage),//(_content, keyName, keyValue);
Definitions.Section.CommonInfos => CommonInfosSectionLoader.TryProcess(content, keyName, keyValue, out exceptionMessage),
Definitions.Section.MarkerInfos => MarkerInfosSectionLoader.TryProcess(content, keyName, keyValue, out exceptionMessage),
_ => throw new NotImplementedException(), // should never happen
});
private static void InitializeSectionContent(MarkerFileContent content, Definitions.Section section)
{
switch (section)
{
case Definitions.Section.MarkerInfos:
content.SetMarkers(new List <MarkerInfo>());
break;
}
}
public IMarkerFileContentVer1 LoadVer1()
{
if (_newFileBeingCreated)
{
MarkerFileContent content = new MarkerFileContent(Definitions.IdentificationText, new Version(1, 0));
return(content);
}
else
{
FileLoader fileLoader = new FileLoader(_file);
return(fileLoader.LoadVer1());
}
}
public static void ProcessSectionComment(MarkerFileContent content, Definitions.Section section, string comment)
{
switch (section)
{
case Definitions.Section.NoSection:
content.InlinedComments.BelowHeaderSection = FileLoaderCommon.ConcatenateWithNewLine(content.InlinedComments.BelowHeaderSection, comment);
break;
case Definitions.Section.CommonInfos:
content.InlinedComments.BelowCommonInfosSection = FileLoaderCommon.ConcatenateWithNewLine(content.InlinedComments.BelowCommonInfosSection, comment);
break;
case Definitions.Section.MarkerInfos:
content.InlinedComments.BelowMarkerInfosSection = FileLoaderCommon.ConcatenateWithNewLine(content.InlinedComments.BelowMarkerInfosSection, comment);
break;
default:
throw new NotImplementedException(); // should never happen
}
}
public IMarkerFileContentVer1 LoadVer1()
{
_reader.BaseStream.Seek(0, SeekOrigin.Begin);
Definitions.Section currentSection = Definitions.Section.NoSection;
int currentLineNumber = -1;
string?identificationText = _reader.ReadLine();
++currentLineNumber;
if (!TryParseVersionFromIdentificationText(identificationText, out Version version))
{
throw new InvalidMarkerFileFormatException(0, $"{Resources.UnrecognizedIdentificationText} {Definitions.IdentificationText}"); // should never happen
}
if (version.Major != 1)
{
throw new InvalidMarkerFileFormatException(0, $"{Resources.UnsupportedVersion} {version}");
}
MarkerFileContent content = new MarkerFileContent(identificationText, version);
// storing sections and keys for duplication checks
List <string> alreadyCreatedSections = new List <string>();
List <string> alreadyCreatedKeysInCurrentSection = new List <string>();
string?keyInlinedComments = null;
bool isInSectionInlineComment = true; // section in-line comment is any comment between [section] and first key in section
string?line;
while ((line = _reader.ReadLine()) != null)
{
++currentLineNumber;
if (IniFormat.IsCommentLine(line))
{
string commentLineText = line.Substring(1); // removing ';' from text
if (isInSectionInlineComment)
{
InlinedCommentsLoader.ProcessSectionComment(content, currentSection, commentLineText);
}
else
{
// currently the key comments are not present in the file (only section comments).
// This code is never executed but I leave it to keep exactly the same code structure as in Header file
keyInlinedComments = FileLoaderCommon.ConcatenateWithNewLine(keyInlinedComments, commentLineText);
}
}
else if (IniFormat.IsValidKeyLine(line, out string?keyName, out string?keyValue))
{
if (keyInlinedComments != null)
{
// currently the key comments are not present in the file (only section comments).
// This code is never executed but I leave it to keep exactly the same code structure as in Header file
InlinedCommentsLoader.ProcessKeyComments(currentSection);//, keyName, keyEntryComments);
keyInlinedComments = null;
}
if (alreadyCreatedKeysInCurrentSection.Any(p => 0 == string.Compare(p, keyName, true, CultureInfo.InvariantCulture)))
{
throw new InvalidMarkerFileFormatException(currentLineNumber, $"{Resources.DuplicatedKey} {keyName}");
}
if (!TryProcessKey(content, currentSection, keyName, keyValue, out string?exceptionMessage))
{
throw new InvalidMarkerFileFormatException(currentLineNumber, exceptionMessage);
}
alreadyCreatedKeysInCurrentSection.Add(keyName);
isInSectionInlineComment = false;
}
else if (IniFormat.IsSectionLine(line, out string?sectionName))
{
Definitions.Section section = Definitions.ParseSectionName(sectionName);
bool isValidSection = section != Definitions.Section.Unknown && section != Definitions.Section.NoSection;
if (!isValidSection)
{
throw new InvalidMarkerFileFormatException(currentLineNumber, $"{Resources.UnrecognizedSection}{sectionName}");
}
if (alreadyCreatedSections.Any(p => 0 == string.Compare(p, sectionName, true, CultureInfo.InvariantCulture)))
{
throw new InvalidMarkerFileFormatException(currentLineNumber, $"{Resources.DuplicatedSection} {sectionName}");
}
InitializeSectionContent(content, section);
currentSection = section;
isInSectionInlineComment = true;
alreadyCreatedSections.Add(sectionName);
alreadyCreatedKeysInCurrentSection.Clear();
}
else if (string.IsNullOrWhiteSpace(line))
{
// do nothing
}
else
{
throw new InvalidMarkerFileFormatException(currentLineNumber, $"{Resources.InvalidLine} {line}");
}
}
ThrowExceptionIfMandatoryFieldMissing(content);
return(content);
}
public static bool TryProcess(MarkerFileContent content, string keyName, string keyValue, [NotNullWhen(false)] out string?exceptionMessage)
{
if (!Enum.TryParse(keyName, true, out Definitions.CommonInfosKeys key))
{
exceptionMessage = $"{Resources.UnrecognizedKey} {keyName}";
return(false);
}
switch (key)
{
case Definitions.CommonInfosKeys.Codepage:
{
// resolving Utf-8 string as Utf8 enum
if (0 == string.Compare(keyValue, Definitions.Utf8Enum, true, CultureInfo.InvariantCulture))
{
content.CodePage = Codepage.Utf8;
}
else
{
if (!Enum.TryParse(keyValue, true, out Codepage value))
{
exceptionMessage = $"{Resources.UnrecognizedKeyValue} {keyValue}";
return(false);
}
// Utf8 is not valid, only Utf-8 is valid
if (value == Codepage.Utf8)
{
exceptionMessage = $"{Resources.UnrecognizedKeyValue} {keyValue}";
return(false);
}
content.CodePage = value;
}
}
break;
case Definitions.CommonInfosKeys.DataFile:
if (string.IsNullOrWhiteSpace(keyValue))
{
exceptionMessage = $"{Resources.FileNameCannotBeEmpty} {keyName}";
return(false);
}
string eegFileExtension = Path.GetExtension(keyValue);
bool isEegFileExtensionValid = s_validEegFileExtensions.Select(p => $".{p}").Contains(eegFileExtension);
if (!isEegFileExtensionValid)
{
exceptionMessage = $"{Resources.UnrecognizedFileExtension} {ToCommaSeparatedText(s_validEegFileExtensions)}: {keyName}";
return(false);
}
content.DataFile = keyValue;
break;
default:
throw new NotImplementedException(); // should never happen
}
exceptionMessage = null;
return(true);
}