diff options
Diffstat (limited to 'src/StardewModdingAPI/Logger.cs')
-rw-r--r-- | src/StardewModdingAPI/Logger.cs | 326 |
1 files changed, 326 insertions, 0 deletions
diff --git a/src/StardewModdingAPI/Logger.cs b/src/StardewModdingAPI/Logger.cs new file mode 100644 index 00000000..0d69b6ec --- /dev/null +++ b/src/StardewModdingAPI/Logger.cs @@ -0,0 +1,326 @@ +using System; +using System.Collections.Concurrent; +using System.IO; +using System.Linq; +using System.Threading; +using System.Threading.Tasks; + +namespace StardewModdingAPI +{ + public static class Log + { + private static readonly LogWriter _writer; + + static Log() + { + _writer = LogWriter.Instance; + } + + private static void PrintLog(LogInfo li) + { + _writer.WriteToLog(li); + } + + #region Exception Logging + + /// <summary> + /// Catch unhandled exception from the application + /// </summary> + /// <remarks>Should be moved out of here if we do more than just log the exception.</remarks> + public static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e) + { + Console.WriteLine("An exception has been caught"); + File.WriteAllText(Constants.LogDir + "\\MODDED_ErrorLog.Log_" + DateTime.UtcNow.Ticks + ".txt", e.ExceptionObject.ToString()); + } + + /// <summary> + /// Catch thread exception from the application + /// </summary> + /// <remarks>Should be moved out of here if we do more than just log the exception.</remarks> + public static void Application_ThreadException(object sender, ThreadExceptionEventArgs e) + { + Console.WriteLine("A thread exception has been caught"); + File.WriteAllText(Constants.LogDir + "\\MODDED_ErrorLog.Log_" + Extensions.Random.Next(100000000, 999999999) + ".txt", e.Exception.ToString()); + } + + #endregion + + #region Sync Logging + + /// <summary> + /// NOTICE: Sync logging is discouraged. Please use Async instead. + /// </summary> + /// <param name="message">Message to log</param> + /// <param name="colour">Colour of message</param> + public static void SyncColour(object message, ConsoleColor colour) + { + PrintLog(new LogInfo(message?.ToString(), colour)); + } + + #endregion + + #region Async Logging + + public static void AsyncColour(object message, ConsoleColor colour) + { + Task.Run(() => { PrintLog(new LogInfo(message?.ToString(), colour)); }); + } + + public static void Async(object message) + { + AsyncColour(message?.ToString(), ConsoleColor.Gray); + } + + public static void AsyncR(object message) + { + AsyncColour(message?.ToString(), ConsoleColor.Red); + } + + public static void AsyncO(object message) + { + AsyncColour(message.ToString(), ConsoleColor.DarkYellow); + } + + public static void AsyncY(object message) + { + AsyncColour(message?.ToString(), ConsoleColor.Yellow); + } + + public static void AsyncG(object message) + { + AsyncColour(message?.ToString(), ConsoleColor.Green); + } + + public static void AsyncC(object message) + { + AsyncColour(message?.ToString(), ConsoleColor.Cyan); + } + + public static void AsyncM(object message) + { + AsyncColour(message?.ToString(), ConsoleColor.Magenta); + } + + public static void Error(object message) + { + AsyncR("[ERROR] " + message); + } + + public static void Success(object message) + { + AsyncG("[SUCCESS] " + message); + } + + public static void Info(object message) + { + AsyncY("[INFO] " + message); + } + + public static void Out(object message) + { + Async("[OUT] " + message); + } + + public static void Debug(object message) + { + AsyncO("[DEBUG] " + message); + } + + #endregion + + #region ToRemove + + public static void LogValueNotSpecified() + { + AsyncR("<value> must be specified"); + } + + public static void LogObjectValueNotSpecified() + { + AsyncR("<object> and <value> must be specified"); + } + + public static void LogValueInvalid() + { + AsyncR("<value> is invalid"); + } + + public static void LogObjectInvalid() + { + AsyncR("<object> is invalid"); + } + + public static void LogValueNotInt32() + { + AsyncR("<value> must be a whole number (Int32)"); + } + + [Obsolete("Parameter 'values' is no longer supported. Format before logging.")] + private static void PrintLog(object message, bool disableLogging, params object[] values) + { + PrintLog(new LogInfo(message?.ToString())); + } + + [Obsolete("Parameter 'values' is no longer supported. Format before logging.")] + public static void Success(object message, params object[] values) + { + Success(message); + } + + [Obsolete("Parameter 'values' is no longer supported. Format before logging.")] + public static void Verbose(object message, params object[] values) + { + Out(message); + } + + [Obsolete("Parameter 'values' is no longer supported. Format before logging.")] + public static void Comment(object message, params object[] values) + { + AsyncC(message); + } + + [Obsolete("Parameter 'values' is no longer supported. Format before logging.")] + public static void Info(object message, params object[] values) + { + Info(message); + } + + [Obsolete("Parameter 'values' is no longer supported. Format before logging.")] + public static void Error(object message, params object[] values) + { + Error(message); + } + + [Obsolete("Parameter 'values' is no longer supported. Format before logging.")] + public static void Debug(object message, params object[] values) + { + Debug(message); + } + + #endregion + } + + /// <summary> + /// A Logging class implementing the Singleton pattern and an internal Queue to be flushed perdiodically + /// </summary> + public class LogWriter + { + private static LogWriter _instance; + private static ConcurrentQueue<LogInfo> _logQueue; + private static DateTime _lastFlushTime = DateTime.Now; + private static StreamWriter _stream; + + /// <summary> + /// Private to prevent creation of other instances + /// </summary> + private LogWriter() + { + } + + /// <summary> + /// Exposes _instace and creates a new one if it is null + /// </summary> + internal static LogWriter Instance + { + get + { + if (_instance == null) + { + _instance = new LogWriter(); + // Field cannot be used by anything else regardless, do not surround with lock { } + // ReSharper disable once InconsistentlySynchronizedField + _logQueue = new ConcurrentQueue<LogInfo>(); + Console.WriteLine(Constants.LogPath); + + // If the ErrorLogs dir doesn't exist StreamWriter will throw an exception. + if (!Directory.Exists(Constants.LogDir)) + { + Directory.CreateDirectory(Constants.LogDir); + } + + _stream = new StreamWriter(Constants.LogPath, false); + Console.WriteLine("Created log instance"); + } + return _instance; + } + } + + /// <summary> + /// Writes into the ConcurrentQueue the Message specified + /// </summary> + /// <param name="message">The message to write to the log</param> + public void WriteToLog(string message) + { + lock (_logQueue) + { + var logEntry = new LogInfo(message); + _logQueue.Enqueue(logEntry); + + if (_logQueue.Any()) + { + FlushLog(); + } + } + } + + /// <summary> + /// Writes into the ConcurrentQueue the Entry specified + /// </summary> + /// <param name="logEntry">The logEntry to write to the log</param> + public void WriteToLog(LogInfo logEntry) + { + lock (_logQueue) + { + _logQueue.Enqueue(logEntry); + + if (_logQueue.Any()) + { + FlushLog(); + } + } + } + + /// <summary> + /// Flushes the ConcurrentQueue to the log file specified in Constants + /// </summary> + private void FlushLog() + { + lock (_stream) + { + LogInfo entry; + while (_logQueue.TryDequeue(out entry)) + { + string m = $"[{entry.LogTime}] {entry.Message}"; + + Console.ForegroundColor = entry.Colour; + Console.WriteLine(m); + Console.ForegroundColor = ConsoleColor.Gray; + + _stream.WriteLine(m); + } + _stream.Flush(); + } + } + } + + /// <summary> + /// A struct to store the message and the Date and Time the log entry was created + /// </summary> + public struct LogInfo + { + public string Message { get; set; } + public string LogTime { get; set; } + public string LogDate { get; set; } + public ConsoleColor Colour { get; set; } + + public LogInfo(string message, ConsoleColor colour = ConsoleColor.Gray) + { + if (string.IsNullOrEmpty(message)) + message = "[null]"; + Message = message; + LogDate = DateTime.Now.ToString("yyyy-MM-dd"); + LogTime = DateTime.Now.ToString("hh:mm:ss.fff tt"); + Colour = colour; + } + } +}
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