From 08302a48644befeaa38d154f548eda4ec8164720 Mon Sep 17 00:00:00 2001
From: Skud <skud@infotrope.net>
Date: Mon, 26 Nov 2012 21:34:23 +1100
Subject: [PATCH] Randomly display 8 crops on the garden page

---
 app/helpers/application_helper.rb |  5 +++++
 app/models/crop.rb                |  5 +++++
 app/views/gardens/show.html.haml  |  8 +++++---
 spec/models/crop_spec.rb          | 16 +++++++++++++++-
 4 files changed, 30 insertions(+), 4 deletions(-)

diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index de6be7945..11d1c7f13 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1,2 +1,7 @@
 module ApplicationHelper
+
+  def random_crop
+    Crop.random
+  end
+
 end
diff --git a/app/models/crop.rb b/app/models/crop.rb
index 9efd7b272..55ec38ded 100644
--- a/app/models/crop.rb
+++ b/app/models/crop.rb
@@ -3,4 +3,9 @@ class Crop < ActiveRecord::Base
   friendly_id :system_name, use: :slugged
   attr_accessible :en_wikipedia_url, :system_name
   has_many :scientific_names
+
+  def Crop.random
+    @crop = Crop.offset(rand(Crop.count)).first
+    return @crop
+  end
 end
diff --git a/app/views/gardens/show.html.haml b/app/views/gardens/show.html.haml
index bf527f4c9..1e832338c 100644
--- a/app/views/gardens/show.html.haml
+++ b/app/views/gardens/show.html.haml
@@ -14,12 +14,14 @@
   .span9
 
     %h2 What's planted here?
+    %div.alert
+      %button.close{:type => 'button', 'data-dismiss' => 'alert'} ×
+      Note: these are a random selection, and don't represent actual plantings
+
     %ul.thumbnails
       - (1..8).each do
         %li.span2
-          .thumbnail
-            = image_tag('http://placehold.it/150x150', :alt => '', :class => 'img-rounded')
-            Crop name
+          = render :partial => "crops/thumbnail", :locals => { :crop => random_crop }
 
     %h2 Updates
 
diff --git a/spec/models/crop_spec.rb b/spec/models/crop_spec.rb
index d2859787b..b4f6a4025 100644
--- a/spec/models/crop_spec.rb
+++ b/spec/models/crop_spec.rb
@@ -1,4 +1,4 @@
-require 'spec_helper'
+rGkequire 'spec_helper'
 
 describe Crop do
   context 'all fields present' do
@@ -27,4 +27,18 @@ describe Crop do
       expect { @crop.save }.to raise_error ActiveRecord::StatementInvalid
     end
   end
+
+  context 'random' do
+    before(:each) do
+      @crop = Crop.new
+      @crop.system_name = "Tomato"
+      @crop.en_wikipedia_url = "http://en.wikipedia.org/wiki/Tomato"
+      @crop.save
+    end
+
+    it 'should find a random crop' do
+      @rand_crop = Crop.random
+      @rand_crop.system_name.should == 'Tomato'
+    end
+  end
 end