// FileMgr.cpp - Collects file specifications from directory tree

#include "FileMgr.h"
#include <iostream>

void FileMgr::search()
{
  find(path_);
}
void FileMgr::find(const std::string& path)
{
  //std::cout << "\n  Path is: " << path;
  for (auto patt : patterns_)
  {
    std::vector<std::string> files = FileSystem::Directory::getFiles(path, patt);
    for (auto f : files)
    {
      //std::cout << "\n  file is: " << f;
      store_.save(f);
    }
    std::vector<std::string> dirs = FileSystem::Directory::getDirectories(path);

    // remove "." and ".." from dirs

    auto iter = std::find(std::begin(dirs), std::end(dirs), ".");
    if (iter != std::end(dirs))
    {
      dirs.erase(iter);
    }
    iter = std::find(std::begin(dirs), std::end(dirs), "..");
    if (iter != std::end(dirs))
    {
      dirs.erase(iter);
    }

    for (auto d : dirs)
    {
      find(d);
    }
  }
}

#ifdef TEST_FILEMGR

int main()
{
  std::cout << "\n  Testing FileMgr class";
  std::cout << "\n =======================\n";

  DataStore ds;
  FileMgr fm(".", ds);
  fm.addPattern("*.h");
  fm.addPattern("*.cpp");
  fm.addPattern("*.obj");
  fm.search();
  for (auto item : fm)
  {
    std::cout << "\n  " << item;
  }
  std::cout << "\n\n";
  return 0;
}

#endif