private bool TryMatchWordToStartingTokens(string word, int currentIndex,
IEnumerable <TokenType> startingTokensTypes, out SingleToken token)
{
foreach (var startingTokenType in startingTokensTypes)
{
if (startingTokenType.Template == word)
{
token = new SingleToken(startingTokenType, currentIndex, LocationType.Single);
return(true);
}
}
token = null;
return(false);
}
private string WrapHtmlTagInBrackets(SingleToken htmlTag)
{
switch (htmlTag.LocationType)
{
case LocationType.Opening:
case LocationType.Single:
return($"<{htmlTag.TokenType.HtmlTag}>");
case LocationType.Closing:
return($"</{htmlTag.TokenType.HtmlTag}>");
default:
throw new InvalidOperationException("Invalid token location type");
}
}
public string TranslateMdToHtml(string mdText, IEnumerable <Paragraph> paragraphs)
{
var htmlBuilder = new StringBuilder();
foreach (var paragraph in paragraphs)
{
var lastPosition = 0;
var tokens = paragraph.ValidTokens.OrderBy(t => t.TokenPosition).ThenBy(t => t.TokenType.TokenLocationType);
SingleToken closingBoxToken = null;
foreach (var token in tokens)
{
if (token.TokenType.TokenLocationType == TokenLocationType.BoxesTokens && token.TokenPosition != 0)
{
closingBoxToken = token;
continue;
}
htmlBuilder.Append(paragraph.MdText.Substring(lastPosition, token.TokenPosition - lastPosition));
htmlBuilder.Append(WrapHtmlTagInBrackets(token));
var shift = token.TokenType.TokenLocationType == TokenLocationType.InlineToken
? token.TokenType.Template.Length
: token.TokenType.TokenLocationType == TokenLocationType.StartingToken && token.TokenType.Template.Length != 0
? token.TokenType.Template.Length + 1
: 0;
lastPosition = token.TokenPosition + shift;
}
if (closingBoxToken != null)
{
htmlBuilder.Append(WrapHtmlTagInBrackets(closingBoxToken));
}
}
return(htmlBuilder.ToString());
}
