Nested Categories (#1561)

* Prepare entry search for nested categories

* Subcategory implementation

* Remove caching for test stability

app/models/account/transaction.rb

@@ -12,52 +12,7 @@ class Account::Transaction < ApplicationRecord
 
   class << self
     def search(params)
-      query = all
-      if params[:categories].present?
-        if params[:categories].exclude?("Uncategorized")
-          query = query
-                    .joins(:category)
-                    .where(categories: { name: params[:categories] })
-        else
-          query = query
-                    .left_joins(:category)
-                    .where(categories: { name: params[:categories] })
-                    .or(query.where(category_id: nil))
-        end
-      end
-
-      query = query.joins(:merchant).where(merchants: { name: params[:merchants] }) if params[:merchants].present?
-
-      if params[:tags].present?
-        query = query.joins(:tags)
-                     .where(tags: { name: params[:tags] })
-                     .distinct
-      end
-
-      query
+      Account::TransactionSearch.new(params).build_query(all)
     end
-
-    def requires_search?(params)
-      searchable_keys.any? { |key| params.key?(key) }
-    end
-
-    private
-
-      def searchable_keys
-        %i[categories merchants tags]
-      end
   end
-
-  def eod_balance
-    entry.amount_money
-  end
-
-  private
-    def account
-      entry.account
-    end
-
-    def daily_transactions
-      account.entries.account_transactions
-    end
 end