#include "image.h"

char *op_names[] =
{
   "mirror",
   "gray",
   "fade",
};


char *param_names[] =
{
   "in0",
   "in1",
   "out",
   "dims",
   "factor",
};


int table_lookup(char *table[], int count, char name[])
{

}



int consume_parameter_values(imageop_t *op, int ndx)
{
   int howmany;

   switch (ndx)
   {
   case 0:   // param is in0
      howmany = fscanf(stdin, "%s", op->in0);
   // if (howmany != 1)
   // Print error message and exit.
      break;
   case 1:   // param is in1
      howmany = fscanf(stdin, "%s", op->in1);
  //  if (howmany != 1)
  //  Print error message and exit.
      break;

  //   etc...

   }
   return(0);
}


int consume_parameters(imageop_t *op)
{
/* read a string from stdin into into  character array pname;
   ensure that pname[0] is the { character.
   If not print pname in an error message and exit   */

/* read a string from stdin into into  character array pname */

/* while (pname[0] is not the } character and not end-of-file)  */
   {
   /* attempt to look up pname in the param_names[] table  */
   /* if that fails print the invalid pname  and exit.     */

      consume_parameter_values(op, table_index);
   /* read next string from stdin into into  character array pname; */

   }
   return(0);
}


int parser(imageop_t *op)
{
/*  read a string from stdin into into  character array opname; */


/*   if (no data is read)    // end of file reached   */
        return(-1);
/* attempt to look up opame in the op_names[] table    */
/* if look up fails print the invalid opname and exit. */
/* save the table index that was returned in op->opcode.  */

   consume_parameters(op);
   return(0);
}