#include <stdio.h>
#include <stdarg.h>

#include "packetLogger.h"
#include "aq_serial.h"
#include "utils.h"

static FILE *_packetLogFile = NULL;
static bool _log2file = false;
static bool _includePentair = false;

void _logPacket(unsigned char *packet_buffer, int packet_length, bool error);

void startPacketLogger(bool debug_RSProtocol_packets, bool read_pentair_packets) {
  _log2file = debug_RSProtocol_packets;
  _includePentair = read_pentair_packets;
}

void stopPacketLogger() {
  if (_packetLogFile != NULL)
    fclose(_packetLogFile);
}


void writePacketLog(char *buffer) {
  if (_packetLogFile == NULL)
    _packetLogFile = fopen(RS485LOGFILE, "a");

  if (_packetLogFile != NULL) {
    fputs(buffer, _packetLogFile);
  } 
}

void logPacket(unsigned char *packet_buffer, int packet_length) {
  _logPacket(packet_buffer, packet_length, false);
}

void logPacketError(unsigned char *packet_buffer, int packet_length) {
  _logPacket(packet_buffer, packet_length, true);
}

void _logPacket(unsigned char *packet_buffer, int packet_length, bool error)
{
  // No point in continuing if loglevel is < debug_serial and not writing to file
  if ( error == false && getLogLevel() < LOG_DEBUG_SERIAL && _log2file == false)
    return;

  char buff[1000];
  int i = 0;
  int cnt = 0;

  if (_includePentair) {
    cnt = sprintf(buff, "%s%8.8s Packet | HEX: ",(error?"BAD PACKET ":""),getProtocolType(packet_buffer)==JANDY?"Jandy":"Pentair");
  } else {
    cnt = sprintf(buff, "%sTo 0x%02hhx of type %8.8s | HEX: ",(error?"BAD PACKET ":""), packet_buffer[PKT_DEST], get_packet_type(packet_buffer, packet_length));
  }

  for (i = 0; i < packet_length; i++)
    cnt += sprintf(buff + cnt, "0x%02hhx|", packet_buffer[i]);

  cnt += sprintf(buff + cnt, "\n");

  if (_log2file)
    writePacketLog(buff);
  
  if (error == true)
    logMessage(LOG_WARNING, "%s", buff);
  else
    logMessage(LOG_DEBUG_SERIAL, "%s", buff);
}