Automatically set plantings to finished when a garden is marked inactive

app/models/garden.rb

@@ -14,6 +14,7 @@ class Garden < ActiveRecord::Base
   geocoded_by :location
   after_validation :geocode
   after_validation :empty_unwanted_geocodes
+  after_save :mark_inactive_garden_plantings_as_finished
 
   default_scope order("lower(name) asc")
   scope :active, where(:active => true)
@@ -74,4 +75,15 @@ class Garden < ActiveRecord::Base
     name
   end
 
+  # When you mark a garden as inactive, all the plantings in it should be
+  # marked as finished.  This automates that.
+  def mark_inactive_garden_plantings_as_finished
+    if (active == false)
+      plantings.current.each do |p|
+        p.finished = true
+        p.save
+      end
+    end
+  end
+
 end

app/views/gardens/show.html.haml

@@ -8,7 +8,9 @@
         - if can? :edit, @garden
           - if @garden.active
             = link_to "Plant something", new_planting_path(:garden_id => @garden.id), :class => 'btn btn-primary'
-            = link_to "Mark as inactive", garden_path(@garden, :garden => {:active => 0}),  :method => :put, :class => 'btn btn-default'
+            = link_to "Mark as inactive", garden_path(@garden, :garden => {:active => 0}), |
+              :method => :put, :class => 'btn btn-default', |
+              data: { confirm: 'All plantings associated with this garden will be marked as finished. Are you sure?' }
           - else
             = link_to "Mark as active", garden_path(@garden, :garden => {:active => 1}),  :method => :put, :class => 'btn btn-default'
           = link_to 'Edit garden', edit_garden_path(@garden), :class => 'btn btn-default'

spec/models/garden_spec.rb

@@ -165,4 +165,22 @@ describe Garden do
     end
   end
 
+  it "marks plantings as finished when garden is inactive" do
+    garden = FactoryGirl.create(:garden)
+    p1 = FactoryGirl.create(:planting, :garden => garden)
+    p2 = FactoryGirl.create(:planting, :garden => garden)
+
+    p1.finished.should eq false
+    p2.finished.should eq false
+
+    garden.active = false
+    garden.save
+
+    p1.reload
+    p1.finished.should eq true
+    p2.reload
+    p2.finished.should eq true
+
+  end
+
 end