Added Suppliers by Spend table to service view

app.rb

@@ -74,6 +74,14 @@ get '/services/:slug' do
   @avg = @service.payments.avg(:amount)
   @max = @service.payments.max(:amount)
   @min = @service.payments.min(:amount)
+  
+  @results = repository(:default).adapter.query("
+    SELECT s.id, s.name AS supplier_name, s.slug AS supplier_slug, SUM(p.amount) AS total
+    FROM payments p, suppliers s
+    WHERE p.supplier_id = s.id
+    AND p.service_id = #{@service.id}
+    GROUP BY s.id
+    ORDER BY total DESC")
 
   haml :service
 end

public/style.css

@@ -93,6 +93,7 @@ strong
 table
 {
   border-collapse: collapse;
+  margin-bottom: 30px 0;
 }
 
 td, th

views/service.haml

@@ -19,24 +19,46 @@
   %p.noprint.download
     %a{ :href => "/services/#{@service.slug}.csv" }
       Download data as CSV
+      
+  %p
+    
 
   %h3 Summary
 
   %table
     %tr
       %th.right Payments
-      %th.right Total £
-      %th.right Max £
-      %th.right Min £
-      %th.right Average £
+      %th.right Total
+      %th.right Max
+      %th.right Min
+      %th.right Average
 
     %tr
       %td.right= @count
-      %td.right= sprintf("%0d", @total)
-      %td.right= sprintf("%0d", @max)
-      %td.right= sprintf("%0d", @min)
-      %td.right= sprintf("%0d", @avg)            
+      %td.right= sprintf("£%0d", @total)
+      %td.right= sprintf("£%0d", @max)
+      %td.right= sprintf("£%0d", @min)
+      %td.right= sprintf("£%0d", @avg)      
 
+  %p
+  
+  %h3 Suppliers by Spend
+      
+  %table
+    %tr
+      %th Supplier
+      %th Total £
+      %th Total %
+    - for row in @results
+      %tr
+        %td
+          %a{ :href => "/suppliers/#{row['supplier_slug']}" }
+            = row['supplier_name']
+        %td.right= sprintf("%0d", row['total'])
+        %td.right= sprintf("%0.1f", row['total'] / @total * 100)
+
+  %p
+  
   %h3 Payments to Suppliers
 
   %table