{*******************************************************}

{   Renegade BBS                                        }

{   Copyright (c) 1990-2013 The Renegade Dev Team       }
{   Copyleft  (ↄ) 2016-2017 Renegade BBS                }

{   This file is part of Renegade BBS                   }

{   Renegade is free software: you can redistribute it  }
{   and/or modify it under the terms of the GNU General }
{   Public License as published by the Free Software    }
{   Foundation, either version 3 of the License, or     }
{   (at your option) any later version.                 }

{   Renegade is distributed in the hope that it will be }
{   useful, but WITHOUT ANY WARRANTY; without even the  }
{   implied warranty of MERCHANTABILITY or FITNESS FOR  }
{   A PARTICULAR PURPOSE.  See the GNU General Public   }
{   License for more details.                           }

{   You should have received a copy of the GNU General  }
{   Public License along with Renegade.  If not, see    }
{   <http://www.gnu.org/licenses/>.                     }

{*******************************************************}
{   _______                                  __         }
{  |   _   .-----.-----.-----.-----.---.-.--|  .-----.  }
{  |.  l   |  -__|     |  -__|  _  |  _  |  _  |  -__|  }
{  |.  _   |_____|__|__|_____|___  |___._|_____|_____|  }
{  |:  |   |                 |_____|                    }
{  |::.|:. |                                            }
{  `--- ---'                                            }
{*******************************************************}
{$mode objfpc}
{$codepage utf8}
{$h+}
{ namespace Renegade.Logger }
unit Logger.AbstractLogger;

interface

uses
  Classes,
  SysUtils,
  Math,
  Logger.LoggerInterface,
  Logger.HandlerInterface,
  Logger.SysLogHandler;

type
  AbstractLogger = class abstract(TObject, LoggerInterface)
  private
    FLoggingHandler: LoggingHandlerInterface;
    procedure SetHandler(LoggingHandler: LoggingHandlerInterface);
  public
    constructor Create(LoggingHandler: LoggingHandlerInterface);
    destructor Destroy; override;
    procedure Emergency(Message: UTF8String; Context: array of const);
    procedure Alert(Message: UTF8String; Context: array of const);
    procedure Critical(Message: UTF8String; Context: array of const);
    procedure Error(Message: UTF8String; Context: array of const);
    procedure Warning(Message: UTF8String; Context: array of const);
    procedure Notice(Message: UTF8String; Context: array of const);
    procedure Info(Message: UTF8String; Context: array of const);
    procedure Debug(Message: UTF8String; Context: array of const);
    function ConvertLogErrorToString(LogLevel: LogLevels): ansistring;
    procedure Log(LogLevel: LogLevels; Message: UTF8String;
      Context: array of const); virtual; abstract;
  published
    property LoggingHandler: LoggingHandlerInterface
      read FLoggingHandler write SetHandler;
  end;


implementation

function AbstractLogger.ConvertLogErrorToString(LogLevel: LogLevels): ansistring;
begin
  case LogLevel of
    LOG_EMERG: Result := 'Emergency';
    LOG_ALERT: Result := 'Alert';
    LOG_CRIT: Result := 'Critical';
    LOG_ERR: Result := 'Error';
    LOG_WARNING: Result := 'Warning';
    LOG_NOTICE: Result := 'Notice';
    LOG_INFO: Result := 'Info';
    LOG_DEBUG: Result := 'Debug';
    else
      Result := 'Unkown';
  end;
end;

procedure AbstractLogger.SetHandler(LoggingHandler: LoggingHandlerInterface);
begin
  FLoggingHandler := LoggingHandler;
end;

constructor AbstractLogger.Create(LoggingHandler: LoggingHandlerInterface);
begin
  FLoggingHandler := LoggingHandler;
end;

destructor AbstractLogger.Destroy;
begin
  inherited Destroy;
end;

procedure AbstractLogger.Emergency(Message: UTF8String; Context: array of const);
begin
  Log(LOG_EMERG, Message, Context);
end;

procedure AbstractLogger.Alert(Message: UTF8String; Context: array of const);
begin
  Log(LOG_ALERT, Message, Context);
end;

procedure AbstractLogger.Critical(Message: UTF8String; Context: array of const);
begin
  Log(LOG_CRIT, Message, Context);
end;

procedure AbstractLogger.Error(Message: UTF8String; Context: array of const);
begin
  Log(LOG_ERR, Message, Context);
end;

procedure AbstractLogger.Warning(Message: UTF8String; Context: array of const);
begin
  Log(LOG_WARNING, Message, Context);
end;

procedure AbstractLogger.Notice(Message: UTF8String; Context: array of const);
begin
  Log(LOG_NOTICE, Message, Context);
end;

procedure AbstractLogger.Info(Message: UTF8String; Context: array of const);
begin
  Log(LOG_INFO, Message, Context);
end;

procedure AbstractLogger.Debug(Message: UTF8String; Context: array of const);
begin
  Log(LOG_DEBUG, Message, Context);
end;

end.