#pragma once
// FileMgr.h

#include <vector>
#include <string>
#include <iostream>
#include "FileSystem.h"

namespace FileSystem
{
  class FileMgr
  {
  public:
    using Path = std::string;
    using File = std::string;
    using Files = std::vector<File>;
    using Pattern = std::string;
    using Patterns = std::vector<Pattern>;
    using Dir = std::string;
    using Dirs = std::vector<Dir>;

    FileMgr()
    {
      patterns_.push_back("*.*");
      path_ = ".";
    }
    bool path(Path p)
    {
      if (Directory::exists(p))
      {
        path_ = p;
        return true;
      }
      return false;
    }
    void  addPattern(Pattern patt)
    {
      if (patterns_.size() == 1 && patterns_[0] == "*.*")
        patterns_.clear();
      patterns_.push_back(patt);
    }
    bool search()
    {
      files_.clear();
      Path p = FileSystem::Path::getFullFileSpec(path_);
      return find(p);
    }
    bool find(Path p)
    {
      std::cout << "\n  " << p;
      for (auto pattern : patterns_)
      {
        Files temp = Directory::getFiles(p, pattern);
        for (auto file : temp)
        {
          files_.push_back(file);
        }
      }
      for (auto file : files_)
      {
        std::cout << "\n    " << file;
      }
      Dirs dirs = Directory::getDirectories(p);
      for (auto dir : dirs)
      {
        if (dir == "." || dir == "..")
          continue;
        Dir d = p + "/" + dir;
        find(d);
      }
      return true;
    }
  private:
    Path path_;
    Patterns patterns_;
    Files files_;
  };
}