Application Insights basic logger

Logger.cs

public class Logger
{
    private static TelemetryClient telemetry = null;

    public Logger(string instrumentationKey)
    {
        Microsoft.ApplicationInsights.Extensibility.TelemetryConfiguration.Active.InstrumentationKey = instrumentationKey;
        telemetry = new TelemetryClient();
        telemetry.Context.InstrumentationKey = instrumentationKey;
    }

    public void LogTrace(string requestId, string operationName, string message)
    {
        telemetry.Context.Operation.Id = requestId;
        telemetry.Context.Operation.Name = operationName;

        telemetry.TrackTrace(requestId + " | " + operationName + " | " +  message);

        if (Debugger.IsAttached)
        {
            Debug.WriteLine(requestId + " | " + operationName + " | " + message);
        }
    }
    
    public void LogException(string requestId, string operationName, Exception ex)
    {
        if (ex == null) return;

        telemetry.Context.Operation.Id = requestId;
        telemetry.Context.Operation.Name = operationName;

        telemetry.TrackException(ex);

        if (Debugger.IsAttached)
        {
            Debug.WriteLine(requestId + " | " + operationName + " | " + ex);
        }
    }
}