/*
  Copyright (C) 2004 SKYRIX Software AG
  
  This file is part of OpenGroupware.org.
  
  OGo is free software; you can redistribute it and/or modify it under
  the terms of the GNU Lesser General Public License as published by the
  Free Software Foundation; either version 2, or (at your option) any
  later version.
  
  OGo 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 Lesser General Public
  License for more details.
  
  You should have received a copy of the GNU Lesser General Public
  License along with OGo; see the file COPYING.  If not, write to the
  Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  02111-1307, USA.
*/

#include "NGLogAppender.h"
#include "NGLogLevel.h"
#include "NGLogEvent.h"
#include "common.h"

@implementation NGLogAppender

- (void)appendLogEvent:(NGLogEvent *)_event {
#if LIB_FOUNDATION_LIBRARY
  [self subclassResponsibility:_cmd];
#else
  NSLog(@"ERROR(%s): method should be implemented by subclass!",
          __PRETTY_FUNCTION__);
#endif
}

- (NSString *)formattedEvent:(NGLogEvent *)_event {
  NSMutableString *fe;
  NSString        *lvl;
  
  lvl = [self localizedNameOfLogLevel:[_event level]];
  fe = [NSMutableString stringWithCapacity:128];
  if (lvl != nil) {
    [fe appendString:@"["];
    [fe appendString:lvl];
    [fe appendString:@"] "];
  }
  [fe appendString:[_event message]];
  return fe;
}

- (NSString *)localizedNameOfLogLevel:(NGLogLevel)_level {
  NSString *name;
  
  switch (_level) {
    case NGLogLevelWarn:
      name = @"WARN";
      break;
    case NGLogLevelError:
      name = @"ERROR";
      break;
    case NGLogLevelFatal:
      name = @"FATAL";
      break;
    default:
      name = nil;
      break;
  }
  return name;
}

@end /* NGLogAppender */
