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Last active August 18, 2017 14:40
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cart_view.ex
defmodule MangoWeb.CartView do
use MangoWeb, :view
alias Mango.Sales.Order
def cart_count(%Plug.Conn{} = conn) do
cart_count(conn.assigns.cart)
end
def cart_count(%Order{} = cart) do
Enum.reduce(cart.line_items, 0, fn(item, acc) ->
acc + item.quantity
end)
end
end
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