2022-07-23 18:07:04 -06:00

61 lines
1.7 KiB
C#

using System;
using System.Threading.Tasks;
namespace LibationAvalonia.AvaloniaUI
{
public interface ILogForm
{
void WriteLine(string text);
}
// decouple serilog and form. include convenience factory method
public class LogMe
{
public event EventHandler<string> LogInfo;
public event EventHandler<string> LogErrorString;
public event EventHandler<(Exception, string)> LogError;
private LogMe()
{
LogInfo += (_, text) => Serilog.Log.Logger.Information($"Automated backup: {text}");
LogErrorString += (_, text) => Serilog.Log.Logger.Error(text);
LogError += (_, tuple) => Serilog.Log.Logger.Error(tuple.Item1, tuple.Item2 ?? "Automated backup: error");
}
private static ILogForm LogForm;
public static LogMe RegisterForm<T>(T form) where T : ILogForm
{
var logMe = new LogMe();
if (form is null)
return logMe;
LogForm = form;
logMe.LogInfo += LogMe_LogInfo;
logMe.LogErrorString += LogMe_LogErrorString;
logMe.LogError += LogMe_LogError;
return logMe;
}
private static async void LogMe_LogError(object sender, (Exception, string) tuple)
{
await Task.Run(() => LogForm?.WriteLine(tuple.Item2 ?? "Automated backup: error"));
await Task.Run(() => LogForm?.WriteLine("ERROR: " + tuple.Item1.Message));
}
private static async void LogMe_LogErrorString(object sender, string text)
{
await Task.Run(() => LogForm?.WriteLine(text));
}
private static async void LogMe_LogInfo(object sender, string text)
{
await Task.Run(() => LogForm?.WriteLine(text));
}
public void Info(string text) => LogInfo?.Invoke(this, text);
public void Error(string text) => LogErrorString?.Invoke(this, text);
public void Error(Exception ex, string text = null) => LogError?.Invoke(this, (ex, text));
}
}