/*  

This program repeatly calls the alevt-cap program. It reads in the 
data file adding time information. 

*/

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <math.h>
#include <time.h>

int checkEndTime(int endHour, int endMin);
int get_hour();
int get_minute();
int get_second();
int get_day();
int get_month();

int main(int argc, char *argv[]) 
{

	FILE *output_text;
	FILE *input_text;
	FILE *ftp_text;
	int counter,tocontinue,end_hour,end_minute,lastminute=0;
	int new_hour,new_minute,new_second;
	int end_month,end_day=0;
	int actualread;
	int end=0;
	int current_hour;
	int problem_file=0;
	char thecommand[20];
	char filenames[24][14] = {"p5_hour0.txt","p5_hour1.txt","p5_hour2.txt","p5_hour3.txt","p5_hour4.txt","p5_hour5.txt","p5_hour6.txt","p5_hour7.txt","p5_hour8.txt","p5_hour9.txt","p5_hour10.txt","p5_hour11.txt","p5_hour12.txt","p5_hour13.txt","p5_hour14.txt","p5_hour15.txt","p5_hour16.txt","p5_hour17.txt","p5_hour18.txt","p5_hour19.txt","p5_hour20.txt","p5_hour21.txt","p5_hour22.txt","p5_hour23.txt"};
  	char thefilename[100];
	char theline[41];
	
counter=0;
end_minute=59;


  while(end == 0)
  {

  end_hour=get_hour();
  current_hour=get_hour();
  end_month=get_month();
  end_day=get_day();
  sprintf(thefilename,"/shasta/test/%d_%d_%s",end_month,end_day,filenames[current_hour]);

  sprintf(thecommand,"rm /shasta/test/%d_%d_%s",end_month,end_day,filenames[current_hour]);
  system(thecommand); 

  problem_file=0;
  
    	if ((output_text = fopen(thefilename,"w")) == NULL) 
  	{      
  	printf("Cannot open the output textfile [%s] \n",thefilename);
	problem_file=1;
  	}
	else
	{
  	fclose(output_text);
	}

  	if ((output_text = fopen(thefilename,"a")) == NULL) 
  	{      
  	printf("Cannot open the output textfile [%s] \n",thefilename);
	problem_file=1;
  	}

  tocontinue=0;
  if(problem_file == 0)
  {

  printf("TELEXT CAPTURING Hour %d  [%d][%d]\n",current_hour,end_hour,end_minute);

  system("rm ttext-888.txt");	
  while(tocontinue !=1) 
  {
	  
	  system("/home/teletext/paul_working/alevt-cap -vbi /dev/vbi0 -format ansi,reveal -timeout 90 888");

	  	if ((input_text = fopen("ttext-888.txt","r")) == NULL) 
	  	{      
          	printf("Cannot open the ttext-888.txt  \n\n");
		fprintf(output_text,"Problem reading teletext page");
	  	}
		else
		{

	  while(!feof(input_text))
	  {
	  fread(theline, sizeof theline, 1,input_text);
	  	if(actualread > 18)
	  	{
	  	fwrite(theline, sizeof theline, 1,output_text); 
	  	}	
  	  actualread++;
	  }

	  new_hour=get_hour();
	  new_minute=get_minute();
	  new_second=get_second();

	  if(actualread > 20)
	  {
	  fprintf(output_text,"\n%d %d %d ",new_hour,new_minute,new_second);
	  }	

	  actualread=0;
	  fprintf(output_text,"\n");
	  fclose(input_text);
	  tocontinue = checkEndTime(end_hour,end_minute);
          }
  }
  fclose(output_text);
  
  } // end if problem_file 
  
  
  if(get_minute() == 59 )
  {

  while(get_minute() != 0)
  {
  // wait until the minute changes
  }
  }  

  } // end while infinity	
  return 0;
} // end main



int get_day()
{

long tt;
struct tm *Tm;
time(&tt);
Tm = localtime(&tt);
return Tm->tm_mday;
}


int get_month()
{
long tt;
struct tm *Tm;
time(&tt);
Tm = localtime(&tt);
return Tm->tm_mon;
}


int get_hour()
{
int continueText = 0;
time_t timeInSec;
struct tm *Tm;
time(&timeInSec);
Tm = localtime(&timeInSec);
return Tm->tm_hour;
}


int get_minute()
{
int continueText = 0;
time_t timeInSec;
struct tm *Tm;
time(&timeInSec);
Tm = localtime(&timeInSec);
return Tm->tm_min;
}

int get_second()
{
int continueText = 0;
time_t timeInSec;
struct tm *Tm;
time(&timeInSec);
Tm = localtime(&timeInSec);
return Tm->tm_sec;
}

int checkEndTime(int endHour, int endMin)
{
int continueText = 0;
time_t timeInSec;
struct tm *Tm;

time(&timeInSec);
Tm = localtime(&timeInSec);

 if(Tm->tm_hour == endHour)
 {
  if(Tm->tm_min == endMin)
  {
	continueText = 1;
  }
 }
 else if(Tm->tm_hour > endHour)
 {
	continueText = 1; 
 }	

return continueText;
}