#include "l2su.h"
#include "command.h"
#include "macros.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>

struct tag_l2_state_t l2_state = { 0 };

int l2_launcher_init(void)
{
  /* find paths (set up l2_state.paths) */
  /* create folders if they don't exist */

  /* look for config path */
  if (!(l2_state.paths.config = l2_launcher_find_config_path())) {
    fputs("fatal: Could not decide on a configuration directory! Please define " PROJECT_NAME_UPPER "_CONFIG to a sensible value.\n", stderr);
    return 1;
  }

  if (!(l2_state.paths.data = l2_launcher_find_data_path())) {
    fputs("fatal: Could not decide on a data directory! Please define " PROJECT_NAME_UPPER "_DATA to a sensible value.\n", stderr);
    return 1;
  }

  printf("Using configuration path: %s\n", l2_state.paths.config);
  printf("Using data path: %s\n", l2_state.paths.data);

  if (l2_launcher_mkdir_parents(l2_state.paths.config) < 0) {
    fprintf(stderr, "fatal: Could not create config directory: %s\n", strerror(errno));
    return 1;
  }

  if (l2_launcher_mkdir_parents(l2_state.paths.data) < 0) {
    fprintf(stderr, "fatal: Could not create data directory: %s\n", strerror(errno));
    return 1;
  }

  return 0;
}

int main(int argc, char **argv)
{
  int status = l2_launcher_init();
  if (status != 0) return EXIT_FAILURE;

  if (argc == 0 || !argv || !*argv) {
    fputs("weird: no program name!\n", stderr);
    return EXIT_FAILURE;
  }

  struct l2_parseinfo parseinfo;
  unsigned parseres = l2_cmd_parse_command(argv + 1, &parseinfo);
  if (parseres != CMD_PARSE_SUCCESS) {
    fputs("failed to parse command\n", stderr);
    return EXIT_FAILURE;
  }

  unsigned res = (*parseinfo.proc)(parseinfo.ctx, parseinfo.argv);

  l2_cmd_free_ctx(parseinfo.ctx);

  return res == CMD_RESULT_SUCCESS ? EXIT_SUCCESS : EXIT_FAILURE;
}