#include "window_state.h"
#include <stdlib.h>
#include <string.h>
#include <assert.h>

struct state *s = NULL;

#define INTENTION_MAX_SIZE 2048

struct state {
  Mode mode;
  char intention[INTENTION_MAX_SIZE];
};

void init_window_state() {
  s = malloc(sizeof(struct state));
  s->mode = WINDOW;

  memset(s->intention, 0, sizeof(s->intention));
}

void cleanup_window_state() {
  if (!s) {
    return;
  }
  free(s);
  s = NULL;
}

void set_intention(char *intention) {
  assert(s);
  
  strncpy(s->intention, intention, sizeof(s->intention));
  s->intention[sizeof(s->intention) - 1] = '\0';
}

char *get_intention() {
  assert(s);
  return s->intention;
}

size_t get_intention_size() {
  assert(s);
  return sizeof(s->intention);
}

Mode get_mode() {
  assert(s);
  return s->mode;
}

void set_mode(Mode new_mode) {
  s->mode = new_mode;
}