#include "shell.hpp"

// add a given location to a logical file
void shell::c_log_add (std::string args)
{
  // split args into source and target
  std::string src = args;
  std::string url = args;

  size_t idx = args.find (" ");

  if ( idx != 0  && idx != std::string::npos  )
  {
    src.erase (idx);
    url.erase (0, idx + 1);
  }
  else
  {
    carp ("format: log_add <logical_file> <url>");
    return;
  }

  // sanity checks
  if ( ! cwd_.exists (src) )
  {
    carp ("No such logical file: " + src);
    return;
  }

  if ( cwd_.is_dir (src) )
  {
    carp ("Cannot add replica to directory: " + src);
    return;
  }

  // open the current directory as logical dir
  saga::logical_file::logical_directory dir (cwd_.get_url ());

  // open the logical file
  saga::logical_file::logical_file lf = 
         dir.open (src, saga::logical_file::Write);

  // add the new logical_file
  lf.add_location (saga::url (url));

  // logical file and dir close when going out of scope
  return;
}