Class: Gold::ChargeOp

Inherits:
Object
  • Object
show all
Includes:
Outcomes, Retries
Defined in:
app/operations/gold/charge_op.rb

Overview

Creates a charge for a shop.

Constant Summary collapse

MAX_ATTEMPTS = 
3

Constants included from Outcomes

Outcomes::AcceptedCharge, Outcomes::AcceptedTerms, Outcomes::ActiveCharge, Outcomes::CannotApplyDiscount, Outcomes::CannotIssueCredit, Outcomes::CannotProcessCharge, Outcomes::CannotSelectTier, Outcomes::ChargeNeeded, Outcomes::ChargeNotNeeded, Outcomes::DeclinedCharge, Outcomes::DeclinedTerms, Outcomes::ExpiredCharge, Outcomes::FrozenCharge, Outcomes::MismatchCharge, Outcomes::MissingCharge, Outcomes::PendingCharge, Outcomes::SameDiscount, Outcomes::SameTier, Outcomes::TierApplied, Outcomes::TierNotFound, Outcomes::Uninstalled

Instance Method Summary collapse

Methods included from Retries

#request_with_retries

Constructor Details

#initialize(billing, return_url, test_charge = Gold.configuration.test_charge?) ⇒ ChargeOp

Returns a new instance of ChargeOp.



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# File 'app/operations/gold/charge_op.rb', line 9

def initialize(billing, return_url, test_charge = Gold.configuration.test_charge?)
  @billing = billing
  @return_url = return_url
  @test_charge = test_charge
end

Instance Method Details

#call ⇒ Object

Find a previous charge to use or create a new one



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# File 'app/operations/gold/charge_op.rb', line 16

def call
  return ChargeNotNeeded.new(:tier_is_free) if tier.free?
  return ChargeNotNeeded.new(:in_billing_state) if @billing.current_state == :billing

  charges = ShopifyAPI::RecurringApplicationCharge.all || []
  if (charge = find_matching_charge(charges, @billing, "active"))
    Gold.logger.info("[#{@billing.id}] There is an existing charge (#{charge.id}) " \
                      "ready to use; skip charge creation")

    transition_to_charge_state!(charge_id: charge.id)
    return ActiveCharge.new(charge.id)
  elsif (charge = find_matching_charge(charges, @billing, "accepted"))
    Gold.logger.info("[#{@billing.id}] There is an accepted charge (#{charge.id}) " \
                      "that we haven't registered yet; redirecting to that now")

    # Log that this charge is the one we want to use
    transition_to_charge_state!(charge_id: charge.id)
    return AcceptedCharge.new(charge.decorated_return_url)
  elsif (charge = find_matching_charge(charges, @billing, "pending"))
    Gold.logger.info("[#{@billing.id}] Reusing an existing charge: #{charge.id}")

    # Mark the charge as ready for the merchant to review
    transition_to_charge_state!(charge_id: charge.id)
    return PendingCharge.new(charge.confirmation_url)
  else
    # Construct a new RecurringApplicationCharge for the tier
    charge = build_charge(@billing, tier)

    request_with_retries do
      charge.save!
    end

    # Mark the charge as ready for the merchant to review
    transition_to_charge_state!(charge_id: charge.id)

    return PendingCharge.new(charge.confirmation_url)
  end
end