Show logged time on jobs

app/models/job.rb

@@ -8,7 +8,13 @@ class Job < ActiveRecord::Base
 
   scope :project, ->(project) { where(project_id: project.id) }
 
-  def time_logged
+  def total_time_logged
-    42
+    TimeEntry.where(job_id: id)
+             .sum(:hours)
+  end
+
+  def total_time_logged_for(activity)
+    TimeEntry.where(job_id: id, activity_id: activity.id)
+             .sum(:hours)
   end
 end

app/views/jobs/_form.html.erb

@@ -20,9 +20,7 @@
     <%= f.date_field :ends_on %>
     </p>
 
-    <p>
     <%= f.hidden_field :project_id, value: @project.id %>
-    </p>
 
     <p>
     <%= f.label :external_project_id %>

app/views/jobs/show.html.erb

@@ -6,6 +6,12 @@
   <dd><%= @job.starts_on %></dd>
   <dt>Ends on:</dt>
   <dd><%= @job.ends_on %></dd>
+  <dt>Total time logged:</dt>
+  <dd><%= @job.total_time_logged %></dd>
+  <% TimeEntryActivity.all.each do |activity| %>
+    <dt>Total time logged for <%= activity.name %></dt>
+    <dd><%= @job.total_time_logged_for(activity) %></dd>
+  <% end %>
 </dl>
 
 <%= link_to 'Edit job', edit_job_path(@job, project_id: @project.id) %>