First pass at security price reference (#1388)

* First pass at security price reference

* Data cleanup

* Synth security fetching does better with a mic_code

* Update test suite

😭

* Update schema.rb

* Update generator.rb

app/models/security/price.rb

@@ -1,33 +1,31 @@
 class Security::Price < ApplicationRecord
   include Provided
 
-  before_save :upcase_ticker
-
-  validates :ticker, presence: true, uniqueness: { scope: :date, case_sensitive: false }
+  belongs_to :security
 
   class << self
-    def find_price(ticker:, date:, cache: true)
-      result = find_by(ticker:, date:)
+    def find_price(security:, date:, cache: true)
+      result = find_by(security:, date:)
 
-      result || fetch_price_from_provider(ticker:, date:, cache:)
+      result || fetch_price_from_provider(security:, date:, cache:)
     end
 
-    def find_prices(ticker:, start_date:, end_date: Date.current, cache: true)
-      prices = where(ticker:, date: start_date..end_date).to_a
+    def find_prices(security:, start_date:, end_date: Date.current, cache: true)
+      prices = where(security_id: security.id, date: start_date..end_date).to_a
       all_dates = (start_date..end_date).to_a.to_set
       existing_dates = prices.map(&:date).to_set
       missing_dates = (all_dates - existing_dates).sort
 
       if missing_dates.any?
-        prices += fetch_prices_from_provider(ticker:, start_date: missing_dates.first, end_date: missing_dates.last, cache:)
+        prices += fetch_prices_from_provider(
+          security: security,
+          start_date: missing_dates.first,
+          end_date: missing_dates.last,
+          cache: cache
+        )
       end
 
       prices
     end
   end
-
-  private
-    def upcase_ticker
-      self.ticker = ticker.upcase
-    end
 end

app/models/security/price/provided.rb

@@ -6,17 +6,18 @@ module Security::Price::Provided
   class_methods do
     private
 
-      def fetch_price_from_provider(ticker:, date:, cache: false)
+      def fetch_price_from_provider(security:, date:, cache: false)
         return nil unless security_prices_provider.present?
 
         response = security_prices_provider.fetch_security_prices \
-          ticker: ticker,
+          ticker: security.ticker,
+          mic_code: security.exchange_mic,
           start_date: date,
           end_date: date
 
         if response.success? && response.prices.size > 0
           price = Security::Price.new \
-            ticker: ticker,
+            security: security,
             date: response.prices.first[:date],
             price: response.prices.first[:price],
             currency: response.prices.first[:currency]
@@ -28,18 +29,20 @@ module Security::Price::Provided
         end
       end
 
-      def fetch_prices_from_provider(ticker:, start_date:, end_date:, cache: false)
+      def fetch_prices_from_provider(security:, start_date:, end_date:, cache: false)
         return [] unless security_prices_provider.present?
+        return [] unless security
 
         response = security_prices_provider.fetch_security_prices \
-          ticker: ticker,
+          ticker: security.ticker,
+          mic_code: security.exchange_mic,
           start_date: start_date,
           end_date: end_date
 
         if response.success?
           response.prices.map do |price|
             new_price = Security::Price.find_or_initialize_by(
-              ticker: ticker,
+              security: security,
               date: price[:date]
             ) do |p|
               p.price = price[:price]