#include "shell.hpp"

void shell::c_cp (std::string args)
{
  // split args into source and target
  std::string src = args;
  std::string tgt = args;

  size_t idx = args.find (" ");

  if ( idx != 0  && idx != std::string::npos )
  {
    src.erase (idx);
    tgt.erase (0, idx + 1);
  }
  else
  {
    carp ("format: cp <source> <target>");
  }

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

  if ( cwd_.is_dir (src) )
  {
    carp ("cannot copy directory: " + src);
    return;
  }

  if (   cwd_.exists (tgt) && 
       ! cwd_.is_dir (tgt) )
  {
    carp ("already exists: " + tgt);
    return;
  }

  // copy!
  cwd_.copy (saga::url (src), saga::url (tgt));

  return;
}