module Sinatra
  module CommandsEditContact

    # ------------------------------------------------------------------------
    # =>   SEPARATED CODE USED TO EDIT CONTACTS
    # ------------------------------------------------------------------------

    def view_and_edit client, event  

      puts event
      puts "Formatted Text: #{event.formatted_text}"

      return if event.formatted_text.nil?

      is_admin = is_admin_or_owner client, event

      if event.formatted_text.include? "help"
        client.chat_postMessage(channel: event.channel, text: "Nobody can help you now.", as_user: true)
        client.chat_postMessage(channel: event.channel, text: "I'm only having a laugh. Try typing `add`, `view`, or `when did I last contact Alfred?`.", as_user: true)
        client.chat_postMessage(channel: event.channel, text: "If you've had enough of me, you can also `dismiss` me.", as_user: true)

       return true


     # View contacts
      elsif event.formatted_text.starts_with? "view"
     # print the list
            contact_list = Contact.all
            contact = ""
            contact_list.each_with_index do |item, index|
            contact += "#{ index+ 1 }. #{ item.name } \n"
            end
            
            client.chat_postMessage(channel: event.channel, text: "Here are all your contacts.\n" + contact  , as_user: true )
            client.chat_postMessage(channel: event.channel, text: "Type `delete contact` followed by a number to delete a contact from this list.\n"  , as_user: true )
            client.chat_postMessage(channel: event.channel, text: "Type `add` plus the First and Last name to add a new contact to the list.\n"  , as_user: true )
       
        return true
        
    # Delete specific item
        elsif event.formatted_text.starts_with? "delete contact"
              contact_id = event.formatted_text.gsub( "delete contact", "" ).strip
              input_index = contact_id.to_i - 1
              all_contacts = Contact.order(:id)
              all_contacts[input_index].destroy
                
              client.chat_postMessage(channel: event.channel, text: "I have deleted #{all_contacts[input_index].name}. Type 'add' to create a new contact", as_user: true )
        return true

     # Delete all
     elsif event.formatted_text == "delete all"
         client.chat_postMessage(channel: event.channel, text: "Are you sure you want to delete all contacts? Type `yes delete all` to delete your entire contact list. Type `nooo` to cancel", as_user: true)

       return true
       
     elsif event.formatted_text == "yes delete all"
       Contact.destroy_all
       #create one step that's a warning and prompts yes
       client.chat_postMessage(channel: event.channel, text: "I have deleted your entire list of contacts.", as_user: true)

       return true

     elsif ["nooo", "no", "noo"].any? { |n| event.formatted_text.starts_with? n }   
       #event.formatted_text == "nooo"
         client.chat_postMessage(channel: event.channel, text: "Phew, that was a close one. Your database was left intact", as_user: true)

       return true


     #
     #  # Edit specific item

     else
       return false
     
         end
     
       
    end


    # ------------------------------------------------------------------------
    # =>   GETS USEFUL INFO FROM SLACK
    # ------------------------------------------------------------------------

    def get_user_name client, event
      # calls users_info on slack
      info = client.users_info(user: event.user_id )
      info['user']['name']
    end

    def is_admin_or_owner client, event
      # calls users_info on slack
      info = client.users_info(user: event.user_id )
      info['user']['is_admin'] || info['user']['is_owner']
    end

  end

end