#include "selection_to_db.h"
#include "../view/exp004state0.h"
#include <string.h>

EXEC SQL INCLUDE sqlca;

/*
 * A simple alias to make the code more readable.
 */
#define S exp004state0

void
selection_to_db (void)
{
  EXEC SQL BEGIN DECLARE SECTION;
  char gi[255];
  EXEC SQL END DECLARE SECTION;

  /*
   * WHERE gi IS NOT NULL is added to prevent the PRECOMPILE command
   * from throwing a warning about modifying an entire table.  Since
   * gi is defined as NOT NULL this will clear the entire table.
   */
  EXEC SQL DELETE FROM vis_selection WHERE gi IS NOT NULL;

  for (unsigned int i = 0; i < ROWS; i++)
    {
      if (S.selection[i] == true)
	{
	  strncpy (gi, S.gi_data[i] + 3, sizeof(gi));
	  EXEC SQL INSERT INTO vis_selection VALUES (:gi);
	}
    }

  EXEC SQL COMMIT;

  return;
}