import os
import vultron.cmd

class Help(vultron.cmd.Command):
  """This help message."""

  def init(self):
    self.needs_api_key = False

  def vultron_help(self):
    """This help message."""

    prog = os.path.basename(self.prog)
    cmds = vultron.cmd.Command.__subclasses__()

    print(f"usage: {prog} [options] <cmd>")
    print()
    print("About:")
    print("High-vultage API client for the vultrtual cloud.")
    print()

    # FIXME: print global options here

    print("Commands:")

    for cmd in cmds:
      name = cmd.__name__.lower()

      if cmd.__doc__ is None:
        print(f"\t{name}")
      else:
        print(f"\t{name} - {cmd.__doc__}")