class WsController < WebsocketRails::BaseController
 
     protected
 
     def find_client(client_jid)
         connection_store[:clients].find do |client|
             client.jid.strip.to_s == client_jid
         end
     end
 
     def find_client_jid(client_jid)
         client = find_client(client_jid)
         client.jid.strip.to_s
     end

 
     def multichats_owner
         chats_owner = {}
         connection_store[:clients].each do |client|
             connection_store[:opened_chats][client].each do |chat_id, contacts|
                 if contacts[:owner] == client.jid.strip.to_s
                     chats_owner[client] = chat_id
                 end
             end
         end
 
         chats_owner
     end
 
     def kick_from_multichat2(kick)
         chats = multichats_owner()
         chats.each do |client, chat_id|
             contacts = connection_store[:opened_chats][client][chat_id][:attendants]
             contacts -= [kick]
 
             if contacts.empty?
                 connection_store[:opened_chats][client].delete(chat_id)
                 send_message 'app.chat.destroyMultichat', chat_id: chat_id
             else
                 contacts.each do |contact|
                     client.send(MessageBuilder::send_multichat_contacts(client.jid.strip.to_s, contact, chat_id, contacts))
                 end
 
                 sync_contacts_frontend(MessageBuilder::send_multichat_contacts('', client.jid.strip.to_s, chat_id, contacts), chat_id)
             end
         end
     end
 
     def sync_contacts_frontend(message, chat_id)
         contacts = xml_contacts_to_array(message.first_element('synced_contacts'))
 
         send_message 'app.chat.updateSyncedContacts',
                      me: message.to.strip.to_s,
                      contacts: contacts,
                      owner: message.from.strip.to_s,
                      chat_id: chat_id
     end
 
     def xml_contacts_to_array(xml_contacts)
         xml_contacts.get_elements('contact').map do |contact|
             contact.text
         end
     end

 end