private static StringBuffer RenderSections(IMarkdownRenderer renderer, DfmTabGroupBlockToken token, StringBuffer sb, string groupId)
{
for (int i = 0; i < token.Items.Length; i++)
{
var item = token.Items[i];
sb += @"<section id=""tabpanel_";
sb = AppendGroupId(sb, groupId, item);
sb += @""" role=""tabpanel"" data-tab=""";
sb += item.Id;
if (!string.IsNullOrEmpty(item.Condition))
{
sb += @""" data-condition=""";
sb += item.Condition;
}
if (i == token.ActiveTabIndex)
{
sb += "\">\n";
}
else
{
sb += "\" aria-hidden=\"true\" hidden=\"hidden\">\n";
}
sb += renderer.Render(item.Content);
sb += "</section>\n";
}
return(sb);
}
private static StringBuffer RenderTabHeaders(IMarkdownRenderer renderer, DfmTabGroupBlockToken token, StringBuffer sb, string groupId)
{
sb += "<ul role=\"tablist\">\n";
for (int i = 0; i < token.Items.Length; i++)
{
var item = token.Items[i];
sb += "<li role=\"presentation\">\n";
sb += @"<a href=""#tabpanel_";
sb = AppendGroupId(sb, groupId, item);
sb += @""" role=""tab"" aria-controls=""tabpanel_";
sb = AppendGroupId(sb, groupId, item);
sb += @""" data-tab=""";
sb += item.Id;
if (!string.IsNullOrEmpty(item.Condition))
{
sb += @""" data-condition=""";
sb += item.Condition;
}
if (i == token.ActiveTabIndex)
{
sb += "\" tabindex=\"0\" aria-selected=\"true\"";
}
else
{
sb += "\" tabindex=\"-1\"";
}
sb = AppendSourceInfo(sb, renderer, item.Title);
sb += ">";
sb += renderer.Render(item.Title);
sb += "</a>\n";
sb += "</li>\n";
}
sb += "</ul>\n";
return(sb);
}
public virtual StringBuffer Render(IMarkdownRenderer renderer, DfmTabGroupBlockToken token, MarkdownBlockContext context)
{
var result = StringBuffer.Empty;
foreach (var item in token.Items)
{
result += "#### [";
foreach (var contentItem in item.Title.Content.Tokens)
{
result += renderer.Render(contentItem);
}
result += "](#tab/";
result += item.Id;
if (string.IsNullOrEmpty(item.Condition))
{
result += "/";
result += item.Condition;
}
result += ")\n";
foreach (var contentItem in item.Content.Content)
{
result += renderer.Render(contentItem);
}
}
result += "* * *\n";
return result;
}
private static DfmTabGroupBlockToken RewriteActiveAndVisible(DfmTabGroupBlockToken token, List <string[]> tabSelectionInfo)
{
var items = token.Items.ToList();
int firstVisibleTab = ApplyTabVisible(tabSelectionInfo, items);
var idAndCountList = GetTabIdAndCountList(items).ToList();
if (idAndCountList.Any(g => g.Item2 > 1))
{
Logger.LogWarning($"Duplicate tab id: {string.Join(",", idAndCountList.Where(g => g.Item2 > 1))}.", line: token.SourceInfo.LineNumber.ToString(), code: WarningCodes.Markdown.DuplicateTabId);
}
var active = GetTabActive(token, tabSelectionInfo, items, firstVisibleTab, idAndCountList);
return(new DfmTabGroupBlockToken(token.Rule, token.Context, token.Id, items.ToImmutableArray(), active, token.SourceInfo));
}
private static int GetTabActive(DfmTabGroupBlockToken token, List <string[]> tabSelectionInfo, List <DfmTabItemBlockToken> items, int firstVisibleTab, List <Tuple <string, int> > idAndCountList)
{
int active = -1;
bool hasDifferentSet = false;
foreach (var info in tabSelectionInfo)
{
var set = info.Intersect(from pair in idAndCountList select pair.Item1).ToList();
if (set.Count > 0)
{
if (set.Count == info.Length && set.Count == idAndCountList.Count)
{
active = FindActiveIndex(items, info);
break;
}
else
{
hasDifferentSet = true;
active = FindActiveIndex(items, info);
if (active != -1)
{
break;
}
}
}
}
if (hasDifferentSet)
{
Logger.LogWarning("Tab group with different tab id set.", line: token.SourceInfo.LineNumber.ToString(), code: WarningCodes.Markdown.DifferentTabIdSet);
}
if (active == -1)
{
if (firstVisibleTab != -1)
{
active = firstVisibleTab;
tabSelectionInfo.Add((from pair in idAndCountList select pair.Item1).ToArray());
}
else
{
active = 0;
Logger.LogWarning("All tabs are hidden in the tab group.", file: token.SourceInfo.File, line: token.SourceInfo.LineNumber.ToString(), code: WarningCodes.Markdown.NoVisibleTab);
}
}
return(active);
}
public virtual StringBuffer Render(IMarkdownRenderer renderer, DfmTabGroupBlockToken token, MarkdownBlockContext context)
{
StringBuffer sb = @"<div class=""tabGroup"" id=""tabgroup_";
var groupId = StringHelper.Escape(token.Id);
sb += groupId;
sb += "\"";
sb = AppendSourceInfo(sb, renderer, token);
sb += ">\n";
sb = RenderTabHeaders(renderer, token, sb, groupId);
sb = RenderSections(renderer, token, sb, groupId);
sb += "</div>\n";
return(sb);
}
private static DfmTabGroupBlockToken RewriteActiveAndVisible(DfmTabGroupBlockToken token, HashSet <string> selectedTabIds)
{
var items = token.Items;
int firstVisibleTab = -1;
int active = -1;
for (int i = 0; i < items.Length; i++)
{
var tab = items[i];
var visible = string.IsNullOrEmpty(tab.Condition) || selectedTabIds.Contains(tab.Condition);
if (visible && firstVisibleTab == -1)
{
firstVisibleTab = i;
}
if (active == -1 && visible && selectedTabIds.Contains(tab.Id))
{
active = i;
}
if (tab.Visible != visible)
{
items = items.SetItem(i, new DfmTabItemBlockToken(tab.Rule, tab.Context, tab.Id, tab.Condition, tab.Title, tab.Content, visible, tab.SourceInfo));
}
}
if (active == -1)
{
if (firstVisibleTab != -1)
{
active = firstVisibleTab;
selectedTabIds.Add(items[firstVisibleTab].Id);
}
else
{
active = 0;
Logger.LogWarning("All tabs are hidden in the tab group.", file: token.SourceInfo.File, line: token.SourceInfo.LineNumber.ToString(), code: WarningCodes.Markdown.NoVisibleTab);
}
}
return(new DfmTabGroupBlockToken(token.Rule, token.Context, token.Id, items, active, token.SourceInfo));
}
private static DfmTabGroupBlockToken RewriteGroupId(DfmTabGroupBlockToken token, Dictionary <string, int> dict)
{
var groupId = token.Id;
while (true)
{
if (!dict.TryGetValue(groupId, out int index))
{
dict.Add(groupId, 1);
break;
}
else
{
dict[groupId]++;
groupId = groupId + "-" + index.ToString();
}
}
if (token.Id == groupId)
{
return(token);
}
return(new DfmTabGroupBlockToken(token.Rule, token.Context, groupId, token.Items, token.ActiveTabIndex, token.SourceInfo));
}