APLogger - Write console log to disk

APLogger.h

//
//  APLogger.h
//  Copyright (c) 2015 Alberto Pasca. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface APLogger : NSObject

void APLog    ( NSString* format, ... );
void APMemLog ( NSString *func, int line  );

@end

APLogger.m

//
//  APLogger.m
//  Copyright (c) 2015 Alberto Pasca. All rights reserved.
//

#import "APLogger.h"

@implementation APLogger

void APLog (NSString* format, ...)
{
    va_list argList;
    va_start(argList, format);
    NSString *formattedMessage = [[NSString alloc] initWithFormat:format arguments: argList];
    va_end(argList);

    NSLog(@"[UI:%d] - %@", [NSThread isMainThread], formattedMessage);

    NSArray *paths    = NSSearchPathForDirectoriesInDomains( NSDocumentDirectory, NSUserDomainMask, YES );
    NSString *docPath = [paths firstObject];
    NSString *logFile = [NSString stringWithFormat:@"%@/console.log", docPath];

    formattedMessage = [NSString stringWithFormat:@"\r\n%@ :: %@", [NSDate date], formattedMessage];


    NSDictionary* fileAttribs = [[NSFileManager defaultManager] attributesOfItemAtPath:logFile error:nil];
    int size = (int)(([fileAttribs fileSize]/1024)/1024);

    if ( size >= 10 ) {
        [[NSFileManager defaultManager] removeItemAtPath:logFile error:nil];
        APLog(@"[APL] # Removed log file. Over 10Mb! Starting again...");
    }

    NSFileHandle *fileHandle = [NSFileHandle fileHandleForWritingAtPath:logFile];
    if ( fileHandle ) {
        [fileHandle seekToEndOfFile];
        [fileHandle writeData:[formattedMessage dataUsingEncoding:NSUTF8StringEncoding]];
        [fileHandle closeFile];
    }
    else {
        [formattedMessage writeToFile:logFile atomically:NO encoding:NSStringEncodingConversionAllowLossy error:nil];
    }
}

void APMemLog (NSString *func, int line)
{
    APLog( @"[APL] # Free memory: %f (in %@ :: %d)", [[BMEDeviceManager sharedDevice] freeMemory] / 1000000.0f, func, line );
}

@end