week_june8_refactor01.ex

@zero_with_decimal round(cast(0), 2)

rev_minus_cost = round(sub(total_merch_rev, total_group_costs), 2)
net_rev = round(net_revenue_shared, 2)

net_rev_valid =
  Enum.any?([
    rev_minus_cost == @zero_with_decimal && net_rev == @zero_with_decimal,
    rev_minus_cost == net_rev
  ])

if net_rev_valid do
  changeset
else
  add_error(
    changeset,
    :net_revenue_shared,
    "must be total_merch_rev minus total_group costs"
  )
end