Add times_reported integer attribute to RelatedContent

app/models/related_content.rb

@@ -1,4 +1,6 @@
 class RelatedContent < ActiveRecord::Base
+  RELATED_CONTENTS_REPORT_THRESHOLD = Setting['related_contents_report_threshold'].to_i
+
   belongs_to :parent_relationable, polymorphic: true
   belongs_to :child_relationable, polymorphic: true
   has_one :opposite_related_content, class_name: 'RelatedContent', foreign_key: :related_content_id
@@ -12,6 +14,12 @@ class RelatedContent < ActiveRecord::Base
   after_create :create_opposite_related_content, unless: proc { opposite_related_content.present? }
   after_destroy :destroy_opposite_related_content, if: proc { opposite_related_content.present? }
 
+  scope :not_hidden, -> { where('times_reported <= ?', RELATED_CONTENTS_REPORT_THRESHOLD) }
+
+  def hidden_by_reports?
+    times_reported > RELATED_CONTENTS_REPORT_THRESHOLD
+  end
+
   private
 
   def create_opposite_related_content

db/dev_seeds.rb

@@ -64,6 +64,7 @@ section "Creating Settings" do
   Setting.create(key: 'map_latitude', value: 51.48)
   Setting.create(key: 'map_longitude', value: 0.0)
   Setting.create(key: 'map_zoom', value: 10)
+  Setting.create(key: 'related_contents_report_threshold', value: 2)
 end
 
 section "Creating Geozones" do

db/migrate/20171127230716_add_time_reported_to_related_content.rb

@@ -0,0 +1,5 @@
+class AddTimeReportedToRelatedContent < ActiveRecord::Migration
+  def change
+    add_column :related_contents, :times_reported, :integer, default: 0
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20171127171925) do
+ActiveRecord::Schema.define(version: 20171127230716) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -859,6 +859,7 @@ ActiveRecord::Schema.define(version: 20171127171925) do
     t.integer  "related_content_id"
     t.datetime "created_at"
     t.datetime "updated_at"
+    t.integer  "times_reported",           default: 0
   end
 
   add_index "related_contents", ["child_relationable_type", "child_relationable_id"], name: "index_related_contents_on_child_relationable", using: :btree

db/seeds.rb

@@ -116,3 +116,6 @@ Setting['proposal_improvement_path'] = nil
 Setting['map_latitude'] = 51.48
 Setting['map_longitude'] = 0.0
 Setting['map_zoom'] = 10
+
+# Related content
+Setting['related_contents_report_threshold'] = 5