add goals to stats

app/stats.rb

@@ -1,5 +1,5 @@
 get '/stats/?' do
-  expires 14400, :public, :must_revalidate # 4 hours
+  expires 14400, :public, :must_revalidate if self.class.production? # 4 hours
 
   @stats = {
     total_sites: Site.count,
@@ -38,7 +38,7 @@ get '/stats/?' do
 
   customers = Stripe::Customer.all limit: 100000
 
-  @stats[:total_recurring_revenue] = 0.0
+  @stats[:monthly_revenue] = 0.0
 
   subscriptions = []
   @stats[:cancelled_subscriptions] = 0
@@ -62,11 +62,26 @@ get '/stats/?' do
       sub[:amount] = (sub[:amount] / 12).round(2)
     end
 
-    @stats[:total_recurring_revenue] += sub[:amount]
+    @stats[:monthly_revenue] += sub[:amount]
 
     subscriptions.push sub
   end
 
   @stats[:subscriptions] = subscriptions
+
+  # Hotwired for now
+  @stats[:expenses] = 300.0 #/mo
+  @stats[:percent_until_profit] = (
+    (@stats[:monthly_revenue].to_f / @stats[:expenses]) * 100
+  )
+
+  @stats[:poverty_threshold] = 11_945
+  @stats[:poverty_threshold_percent] = (@stats[:monthly_revenue].to_f / (@stats[:poverty_threshold] + @stats[:expenses])) * 100
+
+  # http://en.wikipedia.org/wiki/Poverty_threshold
+
+  @stats[:average_developer_salary] = 93_280.00 # google "average developer salary"
+  @stats[:percent_until_developer_salary] = (@stats[:monthly_revenue].to_f / (@stats[:average_developer_salary] + @stats[:expenses])) * 100
+
   erb :'stats'
 end

views/stats.erb

@@ -68,7 +68,7 @@
     </table>
 
     <h2>Supporters</h2>
-    <h3>Current Recurring Monthly Revenue: <strong><%= format("$%.2f", @stats[:total_recurring_revenue]) %> (<%= format("$%.2f", @stats[:total_recurring_revenue]*12) %>/year)</strong>
+    <h3>Current Recurring Monthly Revenue: <strong><%= format("$%.2f", @stats[:monthly_revenue]) %> (<%= format("$%.2f", @stats[:monthly_revenue]*12) %>/year)</strong>
     <br>
     Active Supporters: <strong><%= @stats[:subscriptions].select {|s| s[:status] == 'active' }.length %></strong>
     <br>
@@ -91,7 +91,30 @@
       <% end %>
     </table>
     -->
+
+    <h2>Burn Rate</h2>
     <p>
+      Approximate server expenses (burn rate): <strong><%= format("$%.2f", @stats[:expenses]) %>/mo</strong>
     </p>
+
+    <h1>Revenue Goals</h1>
+
+    <p>Neocities pays for itself:</p>
+    <p><strong><%= format '%.2f', @stats[:percent_until_profit] %>% of goal</strong> ($<%= format('%.2f', @stats[:monthly_revenue]) %> / $<%= format('%.2f', @stats[:expenses]) %>)</p>
+    <div class="progress progress-striped">
+      <div class="bar" style="width: <%= @stats[:percent_until_profit].round %>%;"></div>
+    </div>
+
+    <p>Neocities earnings rise above <a href="http://en.wikipedia.org/wiki/Poverty_threshold">US poverty threshold</a>:</p>
+    <p><strong><%= format '%.2f', @stats[:poverty_threshold_percent] %>% of goal</strong> ($<%= format('%.2f', @stats[:monthly_revenue]) %> / $<%= format('%.2f', @stats[:poverty_threshold]) %> + $<%= @stats[:expenses] %>)</p>
+    <div class="progress progress-striped">
+      <div class="bar" style="width: <%= format('%.2f', @stats[:poverty_threshold_percent]) %>%;"></div>
+    </div>
+
+    <p>Neocities earns average US developer salary:</p>
+    <p><strong><%= format '%.2f', @stats[:percent_until_developer_salary] %>% of goal</strong> ($<%= format('%.2f', @stats[:monthly_revenue]) %> / $<%= format('%.2f', @stats[:average_developer_salary]) %> + $<%= @stats[:expenses] %>)</p>
+    <div class="progress progress-striped">
+      <div class="bar" style="width: <%= format('%.2f', @stats[:percent_until_developer_salary]) %>%;"></div>
+    </div>
   </article>
 </div>