#include <stdio.h>
#include <dirent.h>
#include <string.h>
#include <sys/stat.h>
#include <stdlib.h>

#include "listpass.h"

void listpass(char* basePath, int level) {
  struct dirent* entry;
  DIR* dir = opendir(basePath);
  if (!dir) {
    perror("ディレクトリを開けられません。");
    return;
  }

  while ((entry = readdir(dir)) != NULL) {
    if (strcmp(entry->d_name, ".") != 0 && strcmp(entry->d_name, "..") != 0) {
      char path[1000];
      int needed = snprintf(path, sizeof(path), "%s/%s", basePath, entry->d_name);
      if (needed >= (int)sizeof(path) || needed < 0) {
        fprintf(stderr, "エラー：パスが長すぎる、又は長さを受取に失敗。");
        continue;
      }

      struct stat statbuf;
      if (stat(path, &statbuf) == -1) {
        perror("ファイル状況を読込に失敗。");
        continue;
      }

      for (int i = 0; i < level; i++) {
        printf("    ");
      }

      if (S_ISDIR(statbuf.st_mode)) {
        printf("|-- %s\n", entry->d_name);
        listpass(path, level + 1);
      } else if (S_ISREG(statbuf.st_mode)) {
        char* filename = entry->d_name;
        char* ext = strstr(filename, ".gpg");
        if (ext) {
          *ext = '\0';
        }
        printf("|-- %s\n", filename);
      }
    }
  }

  closedir(dir);
}