/// <summary>
/// Extracts id and summary string from the given HeaderBlock
/// </summary>
/// <param name="header">markdown header block</param>
/// <returns>Tuple of id and summary string</returns>
static public (string id, string summary) DecomposeHeading(HeaderBlock header)
{
var text = header.ToString().Trim();
var prefix = Regex.Match(text, "\\[[-A-Z0-9]{1,}\\]").Value;
var id = prefix.Substring(1, prefix.Length - 2);
var summay = text?.Replace(prefix, string.Empty);
return(string.IsNullOrEmpty(summay) ? (id, string.Empty) : (id, summay));
}
/// <summary>
/// Markdown blocks processing
/// </summary>
/// <param name="b"></param>
/// <param name="recursionLevel"></param>
protected List <string> BlockProcessing(MarkdownBlock b, int recursionLevel)
{
string forecolor = string.Empty;
string backcolor = string.Empty;
string underline = string.Empty;
int maxWidth = client.screenWidth - recursionLevel * 2;
List <string> Text = new List <string>();
switch (b.Type)
{
case MarkdownBlockType.Root:
break;
case MarkdownBlockType.Paragraph:
string para = "";
foreach (var i in ((ParagraphBlock)b).Inlines)
{
para += ProcessInline(i);
}
Text.AddRange(TextHelper.WordWrap(para, maxWidth));
Text.Add(string.Empty);
break;
case MarkdownBlockType.Quote:
break;
case MarkdownBlockType.Code:
forecolor = ANSI.GetStyleForeColor("Code_Color", mdStyles);
backcolor = ANSI.GetStyleBackColor("Code_Back", mdStyles);
List <string> rows = TextHelper.SplitString(((CodeBlock)b).Text);
foreach (string s in rows)
{
Text.Add(backcolor + forecolor + ANSI.ClearCurrentLine + s + ANSI.WriteMode());
}
Text.Add(ANSI.WriteMode());
break;
case MarkdownBlockType.Header:
HeaderBlock hb = (HeaderBlock)b;
Text.AddRange(ANSI.Header(hb.ToString(), hb.HeaderLevel, maxWidth));
break;
case MarkdownBlockType.List:
ListBlock lb = (ListBlock)b;
string indent = new string(' ', recursionLevel * 2);
foreach (var li in lb.Items)
{
List <string> lir = new List <string>();
bool isFirst = true;
foreach (var lib in li.Blocks)
{
lir.AddRange(BlockProcessing(lib, recursionLevel + 1));
}
foreach (string s in lir)
{
Text.Add((isFirst ? "- " : " ") + s);
isFirst = false;
}
}
break;
case MarkdownBlockType.ListItemBuilder:
break;
case MarkdownBlockType.HorizontalRule:
Text.Add(TextHelper.HR('-', maxWidth));
break;
case MarkdownBlockType.Table:
TableBlock tb = (TableBlock)b;
int colWidth = maxWidth / tb.ColumnDefinitions.Count;
foreach (var tr in tb.Rows)
{
string trs = string.Empty;
foreach (var tc in tr.Cells)
{
string tcs = string.Empty;
foreach (var i in tc.Inlines)
{
tcs += ProcessInline(i);
}
trs += TextHelper.Truncate(tcs, colWidth - 1).PadRight(colWidth);
}
Text.Add(trs);
}
break;
case MarkdownBlockType.LinkReference:
break;
case MarkdownBlockType.YamlHeader:
break;
default:
break;
}
return(Text);
}