<h1> My Portfolio</h1>

<h3>Search for stocks</h3>
  <div id="stock-lookup">
    <%= form_tag search_stocks_path, remote: true, method: :get, id: "stock-lookup-form" do %>
    <div class="form-group row no-padding center col-md-12">
      <div class="col-md-10">
        <%= text_field_tag :stock, params[:stock], placeholder: "Stock ticker symbol", autofocus: true,
                           class: "form-control search-box input-lg" %>
      </div>
      <div class="col-md-2">
        <%= button_tag :submit, class: "btn btn-lg btn-success" do %>
          <%= fa_icon "search" %> Look up a stock

        <% end %>
      </div>


    </div>
    <% end %>

  </div>
  <div id="results">
    <%= render 'users/result' %>
  </div>

<% if @stock %>
  <div class="well results-block">
    <strong>Symbol: </strong><%= @stock.ticker %>
    <strong>Name: </strong><%=@stock.name %>
    <strong>Price: </strong><%= @stock.last_price %>
  </div>
<% end %>

class StocksController < ApplicationController
  def search

    if params[:stock].present?
      @stock = Stock.new_from_lookup(params[:stock])
      if @stock
        respond_to do |format|
          format.js { render partial: 'users/result' }
        end
      else
        flash[:danger] = "You have entered an invalid symbol."
        redirect_to my_portfolio_path
      end

    else
      flash[:danger] = "You have input an unexistant stock."
      redirect_to my_portfolio_path
    end

  end
end

<div class="well results-block">
    <strong>Symbol: </strong>GOOG
    <strong>Name: </strong>Alphabet Inc.
    <strong>Price: </strong>1042.1
  </div>

$('#results').html("<%= j (render 'users/result') %>")