Experimental dependencies page #87

app/controllers/projects_controller.rb

@@ -89,4 +89,9 @@ def create
   def project_params
     params.require(:project).permit(:url, :name, :description)
   end
+
+  def dependencies
+    @projects = Project.reviewed
+    @dependencies = @projects.map(&:dependency_packages).flatten(1).group_by(&:itself).transform_values(&:count).sort_by{|k,v| v}.reverse.first(50)
+  end
 end

app/views/issues/_issue.html.erb

@@ -1,4 +1,4 @@
-<div class="card mb-3 repository d-flex" id="issue_<%= issue.id %>">
+<div class="card mb-3 issue d-flex" id="issue_<%= issue.id %>">
   <div class="card-body pb-1">
     <div class="d-flex">
 

app/views/projects/dependencies.html.erb

@@ -0,0 +1,52 @@
+<% @meta_title = "Open Sustain Dependencies" %>
+
+<div class="container-sm">
+  <h1 class='mb-3'>
+    Open Sustain Dependencies
+  </h1>
+
+  <p class='lead'>
+    The most used dependencies in Open Sustain projects.
+  </p>
+
+  <div class="card mb-3 d-flex">
+    <div class="card-header">
+      Most used dependencies across all categories
+    </div>
+    <ul class="list-group list-group-flush">
+      <% @dependencies.each do |dependency, count| %>
+        <li class="list-group-item">
+          <%= dependency[0] %> : <%= dependency[1] %>
+          <small class='ps-3 text-muted'>
+            <i><%= pluralize count, 'dependent project' %></i>
+          </small>
+        </li>  
+      <% end %>
+    </ul>
+  </div>
+
+  <% top_dependencies = @dependencies.map(&:first) %>
+
+  <% @projects.group_by(&:category).each do |category, projects|%>
+    <div class="card mb-3 d-flex">
+      <div class="card-header">
+        Most used dependencies in <%= category %>
+      </div>
+      <ul class="list-group list-group-flush">
+        <% dependencies = projects.map(&:dependency_packages).flatten(1).group_by(&:itself).transform_values(&:count).sort_by{|k,v| v}.reverse %>
+        <% filtered_dependencies = dependencies.reject{|p| top_dependencies.include? p[0]}.first(50) %>
+        <% filtered_dependencies.each do |dependency, count| %>
+          <% next if count < 2 %>
+          <li class="list-group-item">
+            <%= dependency[0] %> : <%= dependency[1] %> 
+
+            <small class='ps-3 text-muted'>
+              <i><%= pluralize count, 'dependent project' %></i>
+            </small>
+          </li>  
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+</div>

config/routes.rb

@@ -36,6 +36,7 @@
     collection do
       post :lookup
       get :review
+      get :dependencies
     end
     resources :votes, only: [:create]
   end