jeudi 26 mars 2015

Show a form if no search results found Sunspot Solr Rails 3

I am using Sunspot and Solr to full text search my rails app. I am trying to figure out how to show a form (or a link) when no search results are returned. It currently will just show my blank index page when nothing is found. Would I do this with an if/else statement?


Here is my model (dairy.rb)



class Dairy < ActiveRecord::Base
attr_accessible :title

searchable do
text :title
end
end


and controller (dairies_controller.rb)



class DairiesController < ApplicationController
before_filter :set_dairy, only: [:show, :edit, :update, :destroy]

respond_to :html

def index
@search = Sunspot.search [Dairy, Drink] do
fulltext params[:search]
end
@results = @search.results
end

def show
respond_with(@dairy)
end

def new
@dairy = Dairy.new
respond_with(@dairy)
end

def edit
end

def create
@dairy = Dairy.new(params[:dairy])
@dairy.save
respond_with(@dairy)
end

def update
@dairy.update_attributes(params[:dairy])
respond_with(@dairy)
end

def destroy
@dairy.destroy
respond_with(@dairy)
end

private
def set_dairy
@dairy = Dairy.find(params[:id])
end
end


and index (index.html.erb)



<body class="DI">
<%= form_tag dairies_path, :method => :get do %>
<p>
<%= text_field_tag :search, params[:search], style:"width:550px; height:30px;", :autofocus => true %><br>
<%= submit_tag "Search!", :name => nil, class: "btn btn-primary btn-lg", style: "margin-top:10px" %>
</p>
<% end %>

<%= link_to 'Add New Item', new_dairy_path, class: "btn btn-default" %>
<p id="notice"><%= notice %></p>

<table>
<thead>
<tr>
<th>Title</th>
<th colspan="3"></th>
</tr>
</thead>

<tbody>
<% @results.each do |dairy| %>
<tr>
<td><%= dairy.title %></td>
<td><%= link_to 'Show', dairy %></td>
<td><%= link_to 'Edit', edit_dairy_path(dairy) %></td>
<td><%= link_to 'Destroy', dairy, method: :delete, data: { confirm: 'Are you sure?' } %></td>
</tr>
<% end %>
</tbody>
</table>
</body>


Let me know if you need any other pages. Probably a very simply way to do what I want, but I am still learning. My real goal is to have a contact form when no search results are found. Thank you!!


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