Merge pull request #2304 from openstax/remove_stats

Removed stats subsystem, controller, routes and table

Author: Dantemss

app/controllers/api/v1/stats_controller.rb

@@ -199,8 +199,6 @@
       end
     end
 
-    get :stats, controller: :stats
-
     match :'*all', controller: :api, action: :options, via: :options
   end # end of API scope
 
@@ -361,12 +359,6 @@
 
     resources :jobs, only: [ :index, :show ]
 
-    namespace :stats do
-      get :courses
-      get :excluded_exercises
-      get :concept_coach
-    end
-
     resources :tags, only: [ :index, :show ]
   end
 

app/subsystems/stats/calculate.rb

@@ -5,8 +5,6 @@ def up
       "coalesce(jsonb_array_length(response_validation->'attempts'), 0)",
       name: :tasked_exercise_nudges_index
     add_index :tasks_tasked_exercises, :updated_at
-    # then generate the stats
-    Stats::Generate.call
   end
 
   def down

app/subsystems/stats/calculations/assignments.rb

@@ -0,0 +1,5 @@
+class RemoveStats < ActiveRecord::Migration[5.2]
+  def change
+    drop_table :stats_intervals
+  end
+end

app/subsystems/stats/calculations/courses.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_03_31_164251) do
+ActiveRecord::Schema.define(version: 2021_04_19_211921) do
 
   create_sequence "active_storage_attachments_id_seq"
   create_sequence "active_storage_blobs_id_seq"
@@ -69,7 +69,6 @@
   create_sequence "school_district_schools_id_seq"
   create_sequence "settings_id_seq"
   create_sequence "short_code_short_codes_id_seq"
-  create_sequence "stats_intervals_id_seq"
   create_sequence "tasks_assistants_id_seq"
   create_sequence "tasks_concept_coach_tasks_id_seq"
   create_sequence "tasks_course_assistants_id_seq"
@@ -887,12 +886,6 @@
     t.index ["code"], name: "index_short_code_short_codes_on_code", unique: true
   end
 
-  create_table "stats_intervals", force: :cascade do |t|
-    t.jsonb "stats", default: {}, null: false
-    t.datetime "starts_at", null: false
-    t.datetime "ends_at", null: false
-  end
-
   create_table "tasks_assistants", id: :serial, force: :cascade do |t|
     t.string "name", null: false
     t.string "code_class_name", null: false