Improve account transaction, trade, and valuation editing and sync experience (#1506)

* Consolidate entry controller logic

* Transaction builder

* Update trades controller to use new params

* Load account charts in turbo frames, fix PG overflow

* Consolidate tests

* Tests passing

* Remove unused code

* Add client side trade form validations

app/models/security.rb

@@ -8,17 +8,33 @@ class Security < ApplicationRecord
   validates :ticker, presence: true
   validates :ticker, uniqueness: { scope: :exchange_mic, case_sensitive: false }
 
+  class << self
+    def search(query)
+      security_prices_provider.search_securities(
+        query: query[:search],
+        dataset: "limited",
+        country_code: query[:country]
+      ).securities.map { |attrs| new(**attrs) }
+    end
+  end
+
   def current_price
     @current_price ||= Security::Price.find_price(security: self, date: Date.current)
     return nil if @current_price.nil?
     Money.new(@current_price.price, @current_price.currency)
   end
 
-  def to_combobox_display
-    "#{ticker} (#{exchange_acronym})"
+  def to_combobox_option
+    SynthComboboxOption.new(
+      symbol: ticker,
+      name: name,
+      logo_url: logo_url,
+      exchange_acronym: exchange_acronym,
+      exchange_mic: exchange_mic,
+      exchange_country_code: country_code
+    )
   end
 
-
   private
 
     def upcase_ticker