ajax_controller.rb

class AjaxController < ApplicationController

  skip_authorization_check

  def ncaa_teams
    if params[:search]
      like= "%".concat(params[:search].concat("%"))
      teams = NcaaTeam.where("name like ?", like)
    else
      teams = NcaaTeam.all
    end
    list = teams.map {|u| Hash[ id: u.id, label: u.name, name: u.name]}
    render json: list
  end

  def nfl_teams
    if params[:search]
      like= "%".concat(params[:search].concat("%"))
      teams = NflTeam.where("name like ?", like)
    else
      teams = NflTeam.all
    end
    list = teams.map {|u| Hash[ id: u.id, label: u.name, name: u.name]}
    render json: list
  end

end

application.css.scss

 *= require myfoundation/foundation
 *= require site
 *= require responsive-tables
 *= require jquery.ui.autocomplete
 *= require administration
 *= require users
 *= require subscriptions
 *= require ncaa
 *= require nfl
 */

application.js

//= require jquery
//= require jquery.ui.autocomplete
//= require jquery_ujs
//= require responsive-tables
//= require foundation
//= require jquery.purr
//= require best_in_place
//= require sticky_footer

$(document).ready ->
  $('#ncaa_team_name').autocomplete({source: "/ajax/ncaa_teams"});
  $('#nfl_team_name').autocomplete({source: "/ajax/nfl_teams"});

$(function(){ $(document).foundation(); });

ncaa_team.rb

# model for NcaaTeam

  def ncaa_team_name=(name)
    team = NcaaTeam.find_by_name(name)
    if team
      self.team_id = team.id
    else
      errors[:team_name] << "Invalid name entered"
    end
  end

  def ncaa_team_name
    NcaaTeam.find(team_id).name if team_id
  end

nfl_team.rb

# model for NflTeam

  def nfl_team_name=(name)
    team = NflTeam.find_by_name(name)
    if team
      self.team_id = team.id
    else
      errors[:team_name] << "Invalid name entered"
    end
  end

  def nfl_team_name
    NflTeam.find(team_id).name if team_id
  end

subscribers_index.html.erb

<li class="has-form">
            <div class="row collapse">
              <div class="small-12 columns">
                <div class="centered">
                  <%= form_tag nfl_teams_path, :method => 'get' do %>
                  <p>
                    <%= text_field_tag :search, params[:search], id: "nfl_team_name", placeholder: 'Find a Team' %>
                    <%= submit_tag "Search", :name => nil, class: 'round button tiny' %>
                  </p>
                  <% end %>
                </div>
              </div>
            </div>
          </li>