Command handler

concept.ex

defmodule Consumer do
  use Coxir
  use Coxir.Commands

  @prefix "~"

  @space :none
  @channel :any
  @permit :none
  command ping do
    message
    |> Message.reply("pong!")
  end

  @space :user
  command info(user // :self) do
    # show an user's info
  end

  @space :user
  command cookies(user // :self) do
    # list an user's cookies
  end

  @space user: :roles
  command add(user // :self, role) do
    # set a role for an user
  end

  @space user: :roles
  command remove(user // :self, role) do
    # remove a role from an user
  end

  @space :user
  @permit :is_mod?
  command kick(user) do
    # kick an user
  end

  @space :user
  @permit :is_mod?
  command nick(user, name) do
    # set an user's nickname
  end

  @space :user
  command nick(name) do
    # self nickname-set
  end

  defp is_mod?(user) do
    # check whether a given user is a mod
    true
  end
end