static void Main(
string[] args
)
{
ArgumentParser arguments = new ArgumentParser(
String.Join(
" ",
args
)
);
// Print help if no arguments/invalid arguments/h flag
if (
!arguments.AllArgumentsValid() ||
arguments.HasValidFlag("h") ||
arguments.NoValidArguments()
)
{
PrintAndExit(
HelpText
);
}
// Need input file output file arguments
if (
!(
arguments.HasValidFlag("i") &&
arguments.HasValidFlag("o")
)
)
{
PrintErrorAndExit(
InvalidInputsText
);
}
// Attempt to read in file, error if cannot
string inputFilePath = arguments.ValueForFlag(
"i"
);
string[] input = ReadFileIfExists(
inputFilePath
);
if (input.Length == 0)
{
PrintErrorAndExit(
MissingInputFileText
);
}
// Check whether output file exists
string outputFilePath = arguments.ValueForFlag(
"o"
);
if (
File.Exists(
outputFilePath
) &&
!arguments.HasValidFlag(
"f"
)
)
{
PrintErrorAndExit(
OutputFileExistsText
);
}
// Otherwise, convert and attempt to write out
MarkdownParser markdownParser = new MarkdownParser(
input
);
if (!markdownParser.Success)
{
PrintErrorAndExit(
CouldNotConvertToHtmlText
);
}
try
{
File.WriteAllLines(
outputFilePath,
new string[]
{
markdownParser.ToHtml()
}
);
} catch (DirectoryNotFoundException) {
PrintErrorAndExit(
OutputFileDirectoryDoesNotExistText
);
} catch (IOException) {
PrintErrorAndExit(
CouldNotWriteOutputFileText
);
} catch (UnauthorizedAccessException) {
PrintErrorAndExit(
CouldNotWriteOutputFileText
);
}
}
