#include "fype.h"

#include <string.h>

#include "argv.h"
#include "core/token.h"
#include "core/garbage.h"
#include "core/interpret.h"
#include "core/scanner.h"
#include "core/symbol.h"

Fype*
fype_new() {
   Fype *p_fype = malloc(sizeof(Fype));

   p_fype->p_hash_syms = hash_new(512);
   p_fype->p_list_token = list_new();
   p_fype->p_tupel_argv = tupel_new();
   p_fype->c_basename = NULL;

   garbage_init();

   return (p_fype);
}

void
fype_delete(Fype *p_fype) {
   argv_tupel_delete(p_fype->p_tupel_argv);

   hash_iterate(p_fype->p_hash_syms, symbol_cleanup_hash_syms_cb);
   hash_delete(p_fype->p_hash_syms);

   //list_iterate(p_fype->p_list_token, token_print_cb);
   list_iterate(p_fype->p_list_token, token_ref_down_cb);
   //list_iterate(p_fype->p_list_token, token_print_cb);
   list_delete(p_fype->p_list_token);

   if (p_fype->c_basename)
      free(p_fype->c_basename);

   garbage_destroy();
}

int
fype_run(int i_argc, char **pc_argv) {
   Fype *p_fype = fype_new();

   // argv: Maintains command line options
   argv_run(p_fype, i_argc, pc_argv);

   // scanner: Tokenise source into the token list
   char *c_filename = NULL;
   scanner_run(p_fype->p_list_token, p_fype->p_tupel_argv, &c_filename);

   // Verbose mode: print the token list after scanning
   if (argv_checkopts("TV", p_fype->p_tupel_argv))
      list_iterate(p_fype->p_list_token, token_print_cb);

   // Derive the script basename (filename minus the .fy extension)
   if (c_filename) {
      int i_len = strlen(c_filename) - 3;
      p_fype->c_basename = calloc(i_len + 1, sizeof(char));
      strncpy(p_fype->c_basename, c_filename, i_len);
      p_fype->c_basename[i_len] = 0;
   }

   // interpret: Interpret the list of token
   interpret_run(p_fype->p_list_token, p_fype->p_hash_syms);

   fype_delete(p_fype);

   return (0);
}