/// <summary>
/// Renders the message.
/// </summary>
/// <param name="extLogEvent">The log event.</param>
/// <param name="options">The options.</param>
/// <returns>The rendered message.</returns>
private static string RenderMessage(ExtendedLogEvent extLogEvent, TelegramSinkOptions options)
{
var sb = new StringBuilder();
var emoji = LogLevelRenderer.GetEmoji(extLogEvent.LogEvent);
var renderedMessage = HtmlEscaper.Escape(options, extLogEvent.LogEvent.RenderMessage());
sb.AppendLine($"{emoji} {renderedMessage}");
sb.AppendLine(string.Empty);
if (!string.IsNullOrWhiteSpace(options.ApplicationName) ||
!string.IsNullOrWhiteSpace(options.DateFormat))
{
string applicationNamePart = string.IsNullOrWhiteSpace(options.ApplicationName)
? string.Empty
: $"{HtmlEscaper.Escape(options, options.ApplicationName)}: ";
string datePart = string.IsNullOrWhiteSpace(options.DateFormat)
? string.Empty
: extLogEvent.FirstOccurrence != extLogEvent.LastOccurrence
? $"The message occurred first on {extLogEvent.FirstOccurrence.ToString(options.DateFormat)} and last on {extLogEvent.LastOccurrence.ToString(options.DateFormat)}"
: $"The message occurred on {extLogEvent.FirstOccurrence.ToString(options.DateFormat)}";
sb.AppendLine($"<i>{applicationNamePart}{datePart}</i>");
}
if (extLogEvent.LogEvent.Exception is null)
{
return sb.ToString();
}
var message = HtmlEscaper.Escape(options, extLogEvent.LogEvent.Exception.Message);
var exceptionType = HtmlEscaper.Escape(options, extLogEvent.LogEvent.Exception.GetType().Name);
sb.AppendLine($"\n<strong>{message}</strong>\n");
sb.AppendLine($"Message: <code>{message}</code>");
sb.AppendLine($"Type: <code>{exceptionType}</code>\n");
if (extLogEvent.IncludeStackTrace)
{
var exception = HtmlEscaper.Escape(options, $"{extLogEvent.LogEvent.Exception}");
sb.AppendLine($"Stack Trace\n<code>{exception}</code>");
}
return sb.ToString();
}
/// <inheritdoc cref="IPropertyRenderer"/>
public void Render(ExtendedLogEvent logEvent, TextWriter output)
{
using var writer = new StringWriter(new StringBuilder());
foreach (MessageTemplateToken token in logEvent.LogEvent.MessageTemplate.Tokens)
{
switch (token)
{
case TextToken textToken:
TextTokenRenderer.Render(textToken, output, options);
break;
case PropertyToken propertyToken:
new DefaultPropertyRenderer(propertyToken).Render(logEvent, writer);
break;
}
}
output.Write(HtmlEscaper.Escape(options, writer.ToString()));
}
/// <inheritdoc cref="IPropertyRenderer"/>
public void Render(ExtendedLogEvent extLogEvent, TextWriter output)
{
if (extLogEvent.LogEvent.Exception is null)
{
return;
}
var message = HtmlEscaper.Escape(this.options, extLogEvent.LogEvent.Exception.Message);
var exceptionType = HtmlEscaper.Escape(this.options, extLogEvent.LogEvent.Exception.GetType().Name);
output.WriteLine($"\n<strong>{message}</strong>\n");
output.WriteLine($"Message: <code>{message}</code>");
output.WriteLine($"Type: <code>{exceptionType}</code>\n");
if (extLogEvent.IncludeStackTrace)
{
var exception = HtmlEscaper.Escape(this.options, $"{extLogEvent.LogEvent.Exception}");
output.WriteLine($"Stack Trace\n<code>{exception}</code>");
}
}
/// <summary>
/// Renders the given text <paramref name="token"/>. Results are written to the <paramref name="output"/>.
/// </summary>
/// <param name="token">The text token.</param>
/// <param name="output">The output.</param>
/// <param name="options">The sink options.</param>
public static void Render(TextToken token, TextWriter output, TelegramSinkOptions options)
{
output.Write(HtmlEscaper.Escape(options, token.Text));
}