/// <summary>
/// Display help tab.
/// </summary>
/// <returns>Help tab view.</returns>
public async Task <ActionResult> Index()
{
string helpTabText = await this.configurationProvider.GetSavedEntityDetailAsync(ConfigurationEntityTypes.HelpTabText).ConfigureAwait(false);
var marked = new MarkedNet.Marked();
return(this.View(nameof(this.Index)));
}
private string MarkdownToHTML(string rawMarkdown)
{
string markdownCSSPath = Path.Combine(NSBundle.MainBundle.BundlePath, "SyntaxHighlighting/github-markdown.css");
string parsedMarkdown = new MarkedNet.Marked().Parse(rawMarkdown);
string markdowntHTML = "<!doctype html>" +
"<head>" +
"<link rel=\"stylesheet\" href=\"" +
markdownCSSPath +
"\" />" +
"<meta name=\"viewport\" content=\"width=" +
UIScreen.MainScreen.Bounds.Width.ToString() +
", shrink-to-fit=YES\">" +
"</head>" +
"<body class=\"markdown-body\">" +
parsedMarkdown +
"</body>";
return(markdowntHTML);
}
public static string MarkdownToHTML(string rawMarkdown, UITraitCollection collection)
{
bool darkMode = CheckDarkMode(collection);
string markdownFile = darkMode ? _darkMarkdownFile : _lightMarkdownFile;
string markdownCSSPath = Path.Combine(NSBundle.MainBundle.BundlePath, $"SyntaxHighlighting/{markdownFile}");
string parsedMarkdown = new MarkedNet.Marked().Parse(rawMarkdown);
string markdowntHTML = "<!doctype html>" +
"<head>" +
"<link rel=\"stylesheet\" href=\"" +
markdownCSSPath +
"\" />" +
"<meta name=\"viewport\" content=\"width=" +
UIScreen.MainScreen.Bounds.Width.ToString() +
", shrink-to-fit=YES\">" +
"</head>" +
"<body class=\"markdown-body\">" +
parsedMarkdown +
"</body>";
return(markdowntHTML);
}
private void Initialize()
{
CheckDarkMode();
// Build out readme html.
try
{
string markdownFile = _darkMode ? _darkMarkdownFile : _lightMarkdownFile;
string readmePath = Path.Combine(NSBundle.MainBundle.BundlePath, "Samples", _info.Category, _info.FormalName, "readme.md");
string readmeCSSPath = Path.Combine(NSBundle.MainBundle.BundlePath, $"SyntaxHighlighting/{markdownFile}");
string readmeContent = new MarkedNet.Marked().Parse(File.ReadAllText(readmePath));
string readmeHTML = "<!doctype html><head><base href=\"" +
readmePath +
"\"><link rel=\"stylesheet\" href=\"" +
readmeCSSPath +
"\" />" +
"<meta name=\"viewport\" content=\"width=" +
UIScreen.MainScreen.Bounds.Width.ToString() +
", shrink-to-fit=YES\">" +
"</head>" +
"<body class=\"markdown-body\">" +
readmeContent +
"</body>";
// Load the readme into the webview.
_readmeView.LoadHtmlString(readmeHTML, new NSUrl(_contentDirectoryPath, true));
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
_readmeView.LoadHtmlString("Could not load information.", new NSUrl(_contentDirectoryPath, true));
}
// Build out source code html.
try
{
string syntaxFile = _darkMode ? _darkSyntaxFile : _lightSyntaxFile;
// Get the paths for the .css and .js files for syntax highlighting.
string syntaxHighlightCSS = Path.Combine(NSBundle.MainBundle.BundlePath, $"SyntaxHighlighting/{syntaxFile}");
string jsPath = Path.Combine(NSBundle.MainBundle.BundlePath, "SyntaxHighlighting/highlight.pack.js");
// Start and end HTML tags.
const string _sourceHTMLStart =
"<html>" +
"<head>" +
"<link rel=\"stylesheet\" href=\"{csspath}\">" +
"<script type=\"text/javascript\" src=\"{jspath}\"></script>" +
"<script>hljs.initHighlightingOnLoad();</script>" +
"</head>" +
"<body>" +
"<pre>";
const string _sourceHTMLEnd =
"</pre>" +
"</body>" +
"</html>";
string sourceFilesPath = Path.Combine(NSBundle.MainBundle.BundlePath, "Samples", _info.Category, _info.FormalName);
// Create a dictionary of the files.
_sourceCodeFiles = new Dictionary <string, string>();
// Loop over every source code file in the sample directory.
foreach (string sourceCodePath in Directory.GetFiles(sourceFilesPath, "*.cs"))
{
// Get the code as a string.
string baseContent = File.ReadAllText(sourceCodePath);
// Build the html.
string sourceCodeHTML =
_sourceHTMLStart.Replace("{csspath}", syntaxHighlightCSS).Replace("{jspath}", jsPath) +
"<code class=\"csharp\">" +
baseContent +
"</code>" +
_sourceHTMLEnd;
// Get the filename without the full path.
string shortPath = sourceCodePath.Split('/').Last();
// Add the html to the source code files dictionary.
_sourceCodeFiles.Add(shortPath, sourceCodeHTML);
}
// Load the first source code file into the web view.
string firstKey = _sourceCodeFiles.Keys.First();
_codeWebView.LoadHtmlString(_sourceCodeFiles[firstKey], new NSUrl(_contentDirectoryPath, true));
_codeButton.Title = firstKey;
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
_codeWebView.LoadHtmlString("Could not load source code.", new NSUrl(_contentDirectoryPath, true));
_codeButton.Enabled = false;
}
}
