64 lines
1.9 KiB
C#
64 lines
1.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Windows.Storage;
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namespace DrumKit
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{
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static class Log
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{
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private static StreamWriter output = null;
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public static async Task Initialize()
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{
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// Create "Logs" folder if not created
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var folder = await ApplicationData.Current.RoamingFolder.CreateFolderAsync("AppLogs", CreationCollisionOption.OpenIfExists);
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// Create a log file
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var file = await folder.CreateFileAsync(DateTime.Now.Ticks.ToString() + ".csv", CreationCollisionOption.GenerateUniqueName);
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// Open stream
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var stream = await file.OpenAsync(FileAccessMode.ReadWrite);
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var iostream = stream.AsStream();
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output = new StreamWriter(iostream);
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output.AutoFlush = true;
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// Write an initial message
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Write("Session started");
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}
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public static void Write(string format, params object[] args)
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{
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if (output == null) return;
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string res = string.Format(format, args);
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// Write data
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output.WriteLine("{0},Information,{1}", DateTime.Now, res);
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}
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public static void Error(string format, params object[] args)
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{
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if (output == null) return;
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string res = string.Format(format, args);
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// Write data
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output.WriteLine("{0},Error,{1}", DateTime.Now, res);
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}
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public static void Except(Exception ex)
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{
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if (output == null) return;
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// Prepare
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string stack = ex.StackTrace.Replace("\n", ",,,,");
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// Write data
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output.WriteLine("{0},Exception,{1},{2},{3}", DateTime.Now, ex.Message, ex.Source, stack);
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}
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}
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}
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