module Slack::Web::Api::Endpoints::Mpim

def mpim_close(options = {})
  throw ArgumentError.new('Required arguments :channel missing') if options[:channel].nil?
  options = options.merge(channel: channels_id(options)['channel']['id']) if options[:channel]
  post('mpim.close', options)
end

def mpim_history(options = {})
  throw ArgumentError.new('Required arguments :channel missing') if options[:channel].nil?
  options = options.merge(channel: channels_id(options)['channel']['id']) if options[:channel]
  post('mpim.history', options)
end

def mpim_list(options = {})
  post('mpim.list', options)
end

def mpim_mark(options = {})
  throw ArgumentError.new('Required arguments :channel missing') if options[:channel].nil?
  throw ArgumentError.new('Required arguments :ts missing') if options[:ts].nil?
  options = options.merge(channel: channels_id(options)['channel']['id']) if options[:channel]
  post('mpim.mark', options)
end

def mpim_open(options = {})
  throw ArgumentError.new('Required arguments :users missing') if options[:users].nil?
  post('mpim.open', options)
end