#include "LittleFS.h"

LittleFSConfig cfg;
File f;

void start_littlefs(void)

{
   if(!LittleFS.begin())
      {
        printf("An Error has occurred while mounting LittleFS\n");
        //set_defaults();
      }
}

void set_defaults(void)
{

}


void save_params(void)
{
  int i;
  //printf("Saving partams\n");
  f=LittleFS.open("/calibr.dat", "w"); 
  f.println(device,6); 
  for (i=0;i<4;i++)
    f.println(da_zero[i],6);
  for (i=0;i<4;i++)
    f.println(da_gain[i],6);
  for (i=0;i<8;i++)
    f.println(ad_zero[i],6);
  for (i=0;i<8;i++)
    f.println(ad_gain[i],6);
  for (i=0;i<8;i++)
    f.println(filter[i],6);
  for (i=0;i<8;i++)
    f.println(amp[i]);
  f.println(tempzero,6);
  f.println(tempslope,6);
  f.println(tempparab,6);
  f.println(pa,6);
  f.println(pb,6);
  f.println(pc,6);
  f.println((double) inttime,6);
  f.println(q0,6);

  f.println(t1_zero,6);
  f.println(t2_zero,6);
  f.println(t1_slope,6);
  f.println(t2_slope,6);
  f.println(dt_zero,6);
  f.println(dt_slope,6);
  f.close();
}

void get_params(void)
{
  printf("tempzero %f\n",tempzero);
  printf("tempslope %f\n",tempslope);
  printf("tempparab %f\n",tempparab);
  printf("pa %f\n",pa);
  printf("pb %f\n",pb);
  printf("pc %f\n",pc);
  printf("inttime %d\n",inttime);
  printf("q0 %f\n",q0);

  printf("t1_zero %f\n",t1_zero);
  printf("tz2_zero %f\n",t2_zero);
  printf("t1_slope %f\n",t1_slope);
  printf("t2_slope %f\n",t2_slope);
  printf("dt_zero %f\n",dt_zero);
  printf("dt_slope %f\n",dt_slope);
}



double get_eprom_double(void)
{
  double d;
  String s=f.readStringUntil('\n');
  return s.toDouble();
}



void read_params(void)
{
  int i;
  set_defaults();
  f=LittleFS.open("/calibr.dat", "r");
  if (!f) 
    {
      printf("No calibration file exist\n");
      save_params();
      return;
    }
  device=(int) get_eprom_double();
  for (i=0;i<4;i++)
    da_zero[i]=get_eprom_double();
  for (i=0;i<4;i++)
    da_gain[i]=get_eprom_double();
  for (i=0;i<8;i++)
  {
    ad_zero[i]=get_eprom_double();
  }
  for (i=0;i<8;i++) 
    {
     ad_gain[i]=get_eprom_double();
    }
  for (i=0;i<8;i++)
   {
      filter[i]=get_eprom_double();
   }
  for (i=0;i<8;i++)
    {
      amp[i]=(int) get_eprom_double();
    }
  tempzero=get_eprom_double();
  tempslope=get_eprom_double();
  tempparab=get_eprom_double();
  pa=get_eprom_double();
  pb=get_eprom_double();
  pc=get_eprom_double();
  inttime=(int) get_eprom_double();
  q0=get_eprom_double();

  t1_zero=get_eprom_double();
  t2_zero=get_eprom_double();
  t1_slope=get_eprom_double();
  t2_slope=get_eprom_double();
  dt_zero=get_eprom_double();
  dt_slope=get_eprom_double();
  f.close();
  
}