remove unused recuced_amount from event + allow to rollback migrations + openAPI will display custom prices for events

app/doc/open_api/v1/events_doc.rb

@@ -22,10 +22,14 @@ class OpenAPI::V1::EventsDoc < OpenAPI::V1::BaseDoc
             "description": "Que vous soyez Fab user, visiteur, curieux ou bricoleur, l’atelier de fabrication numérique vous ouvre ses portes les mercredis soirs pour avancer vos projets ou rencontrer la «communauté» Fab Lab. \r\n\r\nCe soir, venez spécialement découvrir les machines à commandes numérique du Fab Lab de La Casemate, venez comprendre ce lieux ouvert à tous. \r\n\r\n\r\nVenez découvrir un concept, une organisation, des machines, pour stimuler votre sens de la créativité.",
             "updated_at": "2016-04-25T10:49:40.055+02:00",
             "created_at": "2016-04-25T10:49:40.055+02:00",
-            "amount": 0,
-            "reduced_amount": 0,
             "nb_total_places": 18,
-            "nb_free_places": 16
+            "nb_free_places": 16,
+            "prices": {
+              "normal": {
+                "name": "Plein tarif",
+                "amount": 0
+              }
+            }
           },
           {
             "id": 182,
@@ -33,10 +37,18 @@ class OpenAPI::V1::EventsDoc < OpenAPI::V1::BaseDoc
             "description": "Envie de rider à travers Grenoble sur une planche unique ? Envie de découvrir la fabrication éco-responsable d'un skate ? Alors bienvenue à l'atelier Skate Board du Fablab ! Encadré par Ivan Mago et l'équipe du FabLab, vous réaliserez votre planche (skate, longboard,...) depuis son design jusqu'à sa décoration sur 4 séances.\r\n\r\nLe tarif 50€ inclut  la participation aux ateliers, l'utilisations des machines, et tout le matériel de fabrication (bois+colle+grip+vinyle).\r\n\r\nCette première séance sera consacré au design de votre planche et à la découpe des gabarits. N'hésitez pas à venir avec votre ordinateur et vos logiciels de création 2D si vous le souhaitez.\r\n\r\nNous vous attendons nombreux !",
             "updated_at": "2016-04-11T17:40:15.146+02:00",
             "created_at": "2016-04-11T17:40:15.146+02:00",
-            "amount": 5000,
-            "reduced_amount": null,
             "nb_total_places": 8,
-            "nb_free_places": 0
+            "nb_free_places": 0,
+            "prices": {
+              "normal": {
+                "name": "Plein tarif",
+                "amount": 5000
+              },
+              "1": {
+                "name": "Tarif réduit",
+                "amount": 4000
+              },
+            }
           }
         ]
       }

app/models/event.rb

@@ -47,6 +47,24 @@ class Event < ActiveRecord::Base
     end
   end
 
+  ##
+  # @deprecated
+  # <b>DEPRECATED:</b> Please use <tt>event_price_categories</tt> instead.
+  # This method is for backward compatibility only, do not use in new code
+  def reduced_amount
+    if ActiveRecord::Base.connection.column_exists?(:events, :reduced_amount)
+      read_attribute(:reduced_amount)
+    else
+      pc = PriceCategory.find_by(name: I18n.t('price_category.reduced_fare'))
+      reduced_fare = event_price_categories.where(price_category: pc).first
+      if reduced_fare.nil?
+        nil
+      else
+        reduced_fare.amount
+      end
+    end
+  end
+
   # def reservations
   #   Reservation.where(reservable: self)
   # end

app/views/open_api/v1/events/index.json.jbuilder

@@ -1,4 +1,17 @@
 json.events @events do |event|
   json.partial! 'open_api/v1/events/event', event: event
-  json.extract! event, :amount, :reduced_amount, :nb_total_places, :nb_free_places
+  json.extract! event, :nb_total_places, :nb_free_places
+  json.prices do
+    json.normal do
+      json.name I18n.t('app.public.home.full_price')
+      json.amount event.amount
+    end
+    event.event_price_categories.each do |epc|
+      pc = epc.price_category
+      json.set! pc.id do
+        json.name pc.name
+        json.amount epc.amount
+      end
+    end
+  end
 end

db/migrate/20160830154719_migrate_event_reduced_amount_to_price_category.rb

@@ -1,5 +1,5 @@
 class MigrateEventReducedAmountToPriceCategory < ActiveRecord::Migration
-  def change
+  def up
     pc = PriceCategory.new(
         name: I18n.t('price_category.reduced_fare'),
         conditions: I18n.t('price_category.reduced_fare_if_you_are_under_25_student_or_unemployed')
@@ -26,4 +26,24 @@ class MigrateEventReducedAmountToPriceCategory < ActiveRecord::Migration
       end
     end
   end
+
+  def down
+    pc = PriceCategory.find_by_name(I18n.t('price_category.reduced_fare'))
+    EventPriceCategory.where(price_category_id: pc.id).each do |epc|
+      epc.event.update_column(:reduced_amount, epc.amount)
+
+      Reservation.where(reservable_type: 'Event', reservable_id: epc.event.id).each do |r|
+        r.tickets.each do |t|
+          if t.event_price_category_id == epc.id
+            r.update_column(:nb_reserve_reduced_places, t.booked)
+            t.destroy!
+            break
+          end
+        end
+      end
+      epc.destroy!
+    end
+
+    pc.destroy!
+  end
 end

db/migrate/20160831084443_remove_reduced_amount_from_event.rb

@@ -0,0 +1,5 @@
+class RemoveReducedAmountFromEvent < ActiveRecord::Migration
+  def change
+    remove_column :events, :reduced_amount, :integer
+  end
+end

db/migrate/20160831084519_remove_nb_reserve_reduced_places_from_reservation.rb

@@ -0,0 +1,5 @@
+class RemoveNbReserveReducedPlacesFromReservation < ActiveRecord::Migration
+  def change
+    remove_column :reservations, :nb_reserve_reduced_places, :integer
+  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: 20160830154719) do
+ActiveRecord::Schema.define(version: 20160831084519) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -165,7 +165,6 @@ ActiveRecord::Schema.define(version: 20160830154719) do
     t.datetime "updated_at"
     t.integer  "availability_id"
     t.integer  "amount"
-    t.integer  "reduced_amount"
     t.integer  "nb_total_places"
     t.integer  "nb_free_places"
     t.integer  "recurrence_id"
@@ -497,10 +496,9 @@ ActiveRecord::Schema.define(version: 20160830154719) do
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer  "reservable_id"
-    t.string   "reservable_type",           limit: 255
-    t.string   "stp_invoice_id",            limit: 255
+    t.string   "reservable_type",   limit: 255
+    t.string   "stp_invoice_id",    limit: 255
     t.integer  "nb_reserve_places"
-    t.integer  "nb_reserve_reduced_places"
   end
 
   add_index "reservations", ["reservable_id", "reservable_type"], name: "index_reservations_on_reservable_id_and_reservable_type", using: :btree