chore: init commit

in worker.../repo/GITFOLDER.zip is the .git folder.

worker-toolkit-stocks-in-the-future/repo/app/services/execute_order.rb

@@ -0,0 +1,75 @@
+# frozen_string_literal: true
+
+class ExecuteOrder
+  delegate :portfolio, :shares, :stock, to: :order, private: true
+  delegate :price_cents, to: :stock, prefix: true, private: true
+
+  def initialize(order)
+    @order = order
+  end
+
+  def self.execute(...)
+    new(...).execute
+  end
+
+  def execute
+    return unless order.pending?
+
+    if order.buy? && insufficient_funds?
+      order.cancel!
+      return
+    end
+
+    if order.sell? && insufficient_shares?
+      order.cancel!
+      return
+    end
+
+    ActiveRecord::Base.transaction do
+      create_portfolio_transaction
+      create_portfolio_stock
+      update_order_status
+    end
+  end
+
+  private
+
+  attr_accessor :order, :portfolio_stock, :portfolio_transaction
+
+  def create_portfolio_transaction
+    @portfolio_transaction = if order.buy?
+                               portfolio
+                                 .portfolio_transactions
+                                 .debit
+                                 .create!(amount_cents: purchase_cost)
+                             else
+                               portfolio
+                                 .portfolio_transactions
+                                 .credit
+                                 .create!(amount_cents: purchase_cost)
+                             end
+  end
+
+  def create_portfolio_stock
+    share_amount = order.sell? ? -shares : shares
+    @portfolio_stock = portfolio
+      .portfolio_stocks
+      .create!(stock:, shares: share_amount, purchase_price: stock.current_price)
+  end
+
+  def update_order_status
+    order.update!(status: :completed, portfolio_stock:, portfolio_transaction:)
+  end
+
+  def insufficient_funds?
+    portfolio.cash_balance.negative?
+  end
+
+  def insufficient_shares?
+    portfolio.shares_owned(stock.id) < shares
+  end
+
+  def purchase_cost
+    order.purchase_cost
+  end
+end