31 lines
1009 B
C#
31 lines
1009 B
C#
using System.Text;
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namespace Logging;
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public class FileLogger : LoggerBase
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{
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private string logFilePath { get; }
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private const int MaxNumberOfLogFiles = 5;
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public FileLogger(string logFilePath, Encoding? encoding = null) : base (encoding)
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{
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this.logFilePath = logFilePath;
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//Remove oldest logfile if more than MaxNumberOfLogFiles
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string parentFolderPath = Path.GetDirectoryName(logFilePath)!;
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for (int fileCount = new DirectoryInfo(parentFolderPath).EnumerateFiles().Count(); fileCount > MaxNumberOfLogFiles - 1; fileCount--) //-1 because we create own logfile later
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File.Delete(new DirectoryInfo(parentFolderPath).EnumerateFiles().MinBy(file => file.LastWriteTime)!.FullName);
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}
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protected override void Write(LogMessage logMessage)
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{
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try
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{
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File.AppendAllText(logFilePath, logMessage.formattedMessage);
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}
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catch (Exception)
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{
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// ignored
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}
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}
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} |