/*
 * LogCore.cpp
 *
 *  Created on: 17 May 2016
 *      Author: wentzelc
 */

// redA Libraries
#include "LogCore.h"

// Standard C/C++ Libraries
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>

//---------------------------------------------------------------------------

// Global vars
EDebugLevel     DebugLevel      = dlLow;
char            LogStr[1000];           // Temporary var to create log messages, globally available to save on memory operations

//---------------------------------------------------------------------------

bool LogMessage( EDebugLevel Level, const char * Format, ... )
{
    va_list     ArgPtr;

    // Validate values
    if (!Format || !*Format)
        return false;

    // Check debug level
    if (Level > DebugLevel) {
        return true;
    }

    // Show normal output
    va_start( ArgPtr, Format );
    vprintf( Format, ArgPtr );
    printf( "\r\n" );
    va_end( ArgPtr );
    return true;
}
//---------------------------------------------------------------------------

bool ShowOutput( EDebugLevel Level, const short Show, const char * Buffer, int Len, const char * Format, ... )
{
    va_list     ArgPtr;

    // Validate values
    if (!Buffer || !(Show & (OUT_HEX | OUT_NORMAL)))
        return false;
    if (Len == -1)
        Len = strlen( Buffer );

    // Check debug level
    if (Level > DebugLevel) {
        return true;
    }

    // Show Lead
    if (Format && *Format) {
        va_start( ArgPtr, Format );
        vprintf( Format, ArgPtr );
        va_end( ArgPtr );
    }
    printf( "[%d] ", Len );

    // Show Hex output
    if (Show & OUT_HEX) {
        for (int i=0; i<Len; i++) {
            printf( "%02X ", Buffer[i] );
        }
        printf( "\n" );
    }

    // Show normal output
    if (Show & OUT_NORMAL) {
        if (Show & OUT_ASIS) {
            printf( "%s", Buffer );
        }
        else {
            for (int i=0; i<Len; i++) {
                if ((Buffer[i] < 32) || (Buffer[i] > 126)) {
                    if ((Show & OUT_CRLF) && ((Buffer[i] == '\r') || (Buffer[i] == '\n')))
                        printf( "%c", Buffer[i] );
                    else
                        printf( "." );
                }
                else {
                    printf( "%c", Buffer[i] );
                }
            }
        }
        if (!(Show & (OUT_ASIS | OUT_CRLF)) || (Buffer[Len-1] != '\n')) {
            printf( "\n" );
        }
    }
    return true;
}
//---------------------------------------------------------------------------