Class: Reji::Subscription

Inherits:
ActiveRecord::Base
  • Object
show all
Includes:
InteractsWithPaymentBehavior, Prorates
Defined in:
lib/reji/subscription.rb

Instance Method Summary collapse

Methods included from Prorates

#always_invoice, #no_prorate, #prorate, #proration_behavior, #set_proration_behavior

Methods included from InteractsWithPaymentBehavior

#allow_payment_failures, #error_if_payment_fails, #payment_behavior, #pending_if_payment_fails

Instance Method Details

#active ⇒ Object

Determine if the subscription is active.



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# File 'lib/reji/subscription.rb', line 78

def active
  (ends_at.nil? || on_grace_period) &&
    stripe_status != 'incomplete' &&
    stripe_status != 'incomplete_expired' &&
    stripe_status != 'unpaid' &&
    (!Reji.deactivate_past_due || stripe_status != 'past_due')
end

#add_plan(plan, quantity = 1, options = {}) ⇒ Object

Add a new Stripe plan to the subscription.



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# File 'lib/reji/subscription.rb', line 269

def add_plan(plan, quantity = 1, options = {})
  guard_against_incomplete

  if items.any? { |item| item.stripe_plan == plan }
    raise Reji::SubscriptionUpdateFailureError.duplicate_plan(self, plan)
  end

  subscription = as_stripe_subscription

  item = subscription.items.create({
    plan: plan,
    quantity: quantity,
    tax_rates: get_plan_tax_rates_for_payload(plan),
    payment_behavior: payment_behavior,
    proration_behavior: proration_behavior,
  }.merge(options))

  items.create({
    stripe_id: item.id,
    stripe_plan: plan,
    quantity: quantity,
  })

  if single_plan?
    update({
      stripe_plan: nil,
      quantity: nil,
    })
  end

  self
end

#add_plan_and_invoice(plan, quantity = 1, options = {}) ⇒ Object

Add a new Stripe plan to the subscription, and invoice immediately.



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# File 'lib/reji/subscription.rb', line 303

def add_plan_and_invoice(plan, quantity = 1, options = {})
  always_invoice

  add_plan(plan, quantity, options)
end

#anchor_billing_cycle_on(date = 'now') ⇒ Object

Change the billing cycle anchor on a plan change.



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# File 'lib/reji/subscription.rb', line 197

def anchor_billing_cycle_on(date = 'now')
  @billing_cycle_anchor = date

  self
end

#as_stripe_subscription(expand = {}) ⇒ Object

Get the subscription as a Stripe subscription object.



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# File 'lib/reji/subscription.rb', line 498

def as_stripe_subscription(expand = {})
  Stripe::Subscription.retrieve(
    { id: stripe_id, expand: expand }, owner.stripe_options
  )
end

#cancel ⇒ Object

Cancel the subscription at the end of the billing period.



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# File 'lib/reji/subscription.rb', line 334

def cancel
  subscription = as_stripe_subscription

  subscription.cancel_at_period_end = true

  subscription = subscription.save

  self.stripe_status = subscription.status

  # If the user was on trial, we will set the grace period to end when the trial
  # would have ended. Otherwise, we'll retrieve the end of the billing period
  # period and make that the end of the grace period for this current user.
  self.ends_at = on_trial ? trial_ends_at : Time.zone.at(subscription.current_period_end)

  save

  self
end

#cancel_now ⇒ Object

Cancel the subscription immediately.



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# File 'lib/reji/subscription.rb', line 354

def cancel_now
  as_stripe_subscription.cancel({
    prorate: proration_behavior == 'create_prorations',
  })

  mark_as_cancelled

  self
end

#cancel_now_and_invoice ⇒ Object

Cancel the subscription and invoice immediately.



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# File 'lib/reji/subscription.rb', line 365

def cancel_now_and_invoice
  as_stripe_subscription.cancel({
    invoice_now: true,
    prorate: proration_behavior == 'create_prorations',
  })

  mark_as_cancelled

  self
end

#cancelled ⇒ Object

Determine if the subscription is no longer active.



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# File 'lib/reji/subscription.rb', line 99

def cancelled
  !ends_at.nil?
end

#decrement_quantity(count = 1, plan = nil) ⇒ Object

Decrement the quantity of the subscription.



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# File 'lib/reji/subscription.rb', line 155

def decrement_quantity(count = 1, plan = nil)
  guard_against_incomplete

  if plan
    find_item_or_fail(plan)
      .set_proration_behavior(proration_behavior)
      .decrement_quantity(count)

    return self
  end

  guard_against_multiple_plans

  update_quantity([1, quantity - count].max, plan)
end

#ended ⇒ Object

Determine if the subscription has ended and the grace period has expired.



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# File 'lib/reji/subscription.rb', line 104

def ended
  !!(cancelled && !on_grace_period)
end

#extend_trial(date) ⇒ Object

Extend an existing subscription’s trial period.

Raises:

  • (ArgumentError) 


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# File 'lib/reji/subscription.rb', line 211

def extend_trial(date)
  raise ArgumentError, "Extending a subscription's trial requires a date in the future." unless date.future?

  subscription = as_stripe_subscription
  subscription.trial_end = date.to_i
  subscription.save

  update(trial_ends_at: date)

  self
end

#find_item_or_fail(plan) ⇒ Object

Get the subscription item for the given plan.



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# File 'lib/reji/subscription.rb', line 58

def find_item_or_fail(plan)
  items.where(stripe_plan: plan).first
end

#get_plan_tax_rates_for_payload(plan) ⇒ Object

Get the plan tax rates for the Stripe payload.



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# File 'lib/reji/subscription.rb', line 458

def get_plan_tax_rates_for_payload(plan)
  tax_rates = user.plan_tax_rates

  tax_rates[plan] || nil unless tax_rates.empty?
end

#guard_against_incomplete ⇒ Object

Make sure a subscription is not incomplete when performing changes.



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# File 'lib/reji/subscription.rb', line 479

def guard_against_incomplete
  raise Reji::SubscriptionUpdateFailureError.incomplete_subscription(self) if incomplete
end

#guard_against_multiple_plans ⇒ Object

Make sure a plan argument is provided when the subscription is a multi plan subscription.

Raises:

  • (ArgumentError) 


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# File 'lib/reji/subscription.rb', line 484

def guard_against_multiple_plans
  return unless multiple_plans?

  raise ArgumentError, 'This method requires a plan argument since the subscription has multiple plans.'
end

#incomplete ⇒ Object

Determine if the subscription is incomplete.



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# File 'lib/reji/subscription.rb', line 68

def incomplete
  stripe_status == 'incomplete'
end

#incomplete_payment? ⇒ Boolean

Determine if the subscription has an incomplete payment.

Returns:

  • (Boolean) 


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# File 'lib/reji/subscription.rb', line 465

def incomplete_payment?
  past_due || incomplete
end

#increment_and_invoice(count = 1, plan = nil) ⇒ Object

Increment the quantity of the subscription, and invoice immediately.



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# File 'lib/reji/subscription.rb', line 136

def increment_and_invoice(count = 1, plan = nil)
  guard_against_incomplete

  always_invoice

  if plan
    find_item_or_fail(plan)
      .set_proration_behavior(proration_behavior)
      .increment_quantity(count)

    return self
  end

  guard_against_multiple_plans

  increment_quantity(count, plan)
end

#increment_quantity(count = 1, plan = nil) ⇒ Object

Increment the quantity of the subscription.



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# File 'lib/reji/subscription.rb', line 119

def increment_quantity(count = 1, plan = nil)
  guard_against_incomplete

  if plan
    find_item_or_fail(plan)
      .set_proration_behavior(proration_behavior)
      .increment_quantity(count)

    return self
  end

  guard_against_multiple_plans

  update_quantity(quantity + count, plan)
end

#invoice(options = {}) ⇒ Object

Invoice the subscription outside of the regular billing cycle.



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# File 'lib/reji/subscription.rb', line 413

def invoice(options = {})
  user.invoice(options.merge({
    subscription: stripe_id,
  }))
rescue IncompletePaymentError => e
  # Set the new Stripe subscription status immediately when payment fails...
  update(stripe_status: e.payment.invoice.subscription.status)

  raise e
end

#latest_invoice ⇒ Object

Get the latest invoice for the subscription.



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# File 'lib/reji/subscription.rb', line 425

def latest_invoice
  stripe_subscription = as_stripe_subscription(['latest_invoice'])

  Invoice.new(user, stripe_subscription.latest_invoice)
end

#latest_payment ⇒ Object

Get the latest payment for a Subscription.



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# File 'lib/reji/subscription.rb', line 470

def latest_payment
  payment_intent = as_stripe_subscription(['latest_invoice.payment_intent'])
    .latest_invoice
    .payment_intent

  payment_intent ? Payment.new(payment_intent) : nil
end

#mark_as_cancelled ⇒ Object

Mark the subscription as cancelled.



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# File 'lib/reji/subscription.rb', line 377

def mark_as_cancelled
  update({
    stripe_status: 'canceled',
    ends_at: Time.current,
  })
end

#multiple_plans? ⇒ Boolean

Determine if the subscription has multiple plans.

Returns:

  • (Boolean) 


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# File 'lib/reji/subscription.rb', line 41

def multiple_plans?
  stripe_plan.nil?
end

#on_grace_period ⇒ Object

Determine if the subscription is within its grace period after cancellation.



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# File 'lib/reji/subscription.rb', line 114

def on_grace_period
  !!(ends_at && ends_at.future?)
end

#on_trial ⇒ Object

Determine if the subscription is within its trial period.



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# File 'lib/reji/subscription.rb', line 109

def on_trial
  !!(trial_ends_at && trial_ends_at.future?)
end

#past_due ⇒ Object

Determine if the subscription is past due.



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# File 'lib/reji/subscription.rb', line 73

def past_due
  stripe_status == 'past_due'
end

#pending ⇒ Object

Determine if the subscription has pending updates.



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# File 'lib/reji/subscription.rb', line 408

def pending
  !as_stripe_subscription.pending_update.nil?
end

#plan?(plan) ⇒ Boolean

Determine if the subscription has a specific plan.

Returns:

  • (Boolean) 


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# File 'lib/reji/subscription.rb', line 51

def plan?(plan)
  return items.any? { |item| item.stripe_plan == plan } if multiple_plans?

  stripe_plan == plan
end

#recurring ⇒ Object

Determine if the subscription is recurring and not on trial.



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# File 'lib/reji/subscription.rb', line 94

def recurring
  !on_trial && !cancelled
end

#remove_plan(plan) ⇒ Object

Remove a Stripe plan from the subscription.



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# File 'lib/reji/subscription.rb', line 310

def remove_plan(plan)
  raise Reji::SubscriptionUpdateFailureError.cannot_delete_last_plan(self) if single_plan?

  item = find_item_or_fail(plan)

  item.as_stripe_subscription_item.delete({
    proration_behavior: proration_behavior,
  })

  items.where(stripe_plan: plan).destroy_all

  if items.count < 2
    item = items.first

    update({
      stripe_plan: item.stripe_plan,
      quantity: quantity,
    })
  end

  self
end

#resume ⇒ Object

Resume the cancelled subscription.

Raises:

  • (ArgumentError) 


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# File 'lib/reji/subscription.rb', line 385

def resume
  raise ArgumentError, 'Unable to resume subscription that is not within grace period.' unless on_grace_period

  subscription = as_stripe_subscription

  subscription.cancel_at_period_end = false

  subscription.trial_end = on_trial ? Time.zone.at(trial_ends_at).to_i : 'now'

  subscription = subscription.save

  # Finally, we will remove the ending timestamp from the user's record in the
  # local database to indicate that the subscription is active again and is
  # no longer "cancelled". Then we will save this record in the database.
  update({
    stripe_status: subscription.status,
    ends_at: nil,
  })

  self
end

#single_plan? ⇒ Boolean

Determine if the subscription has a single plan.

Returns:

  • (Boolean) 


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# File 'lib/reji/subscription.rb', line 46

def single_plan?
  !multiple_plans?
end

#skip_trial ⇒ Object

Force the trial to end immediately.



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# File 'lib/reji/subscription.rb', line 204

def skip_trial
  self.trial_ends_at = nil

  self
end

#swap(plans, options = {}) ⇒ Object

Swap the subscription to new Stripe plans.

Raises:

  • (ArgumentError) 


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# File 'lib/reji/subscription.rb', line 224

def swap(plans, options = {})
  plans = [plans] unless plans.instance_of? Array

  raise ArgumentError, 'Please provide at least one plan when swapping.' if plans.empty?

  guard_against_incomplete

  items = merge_items_that_should_be_deleted_during_swap(parse_swap_plans(plans))

  stripe_subscription = Stripe::Subscription.update(
    stripe_id,
    get_swap_options(items, options),
    owner.stripe_options
  )

  update({
    stripe_status: stripe_subscription.status,
    stripe_plan: stripe_subscription.plan ? stripe_subscription.plan.id : nil,
    quantity: stripe_subscription.quantity,
    ends_at: nil,
  })

  stripe_subscription.items.each do |item|
    self.items.find_or_create_by(stripe_id: item.id) do |subscription_item|
      subscription_item.stripe_plan = item.plan.id
      subscription_item.quantity = item.quantity
    end
  end

  # Delete items that aren't attached to the subscription anymore...
  self.items.where('stripe_plan NOT IN (?)', items.values.pluck(:plan).compact).destroy_all

  Payment.new(stripe_subscription.latest_invoice.payment_intent).validate if incomplete_payment?

  self
end

#swap_and_invoice(plans, options = {}) ⇒ Object

Swap the subscription to new Stripe plans, and invoice immediately.



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# File 'lib/reji/subscription.rb', line 262

def swap_and_invoice(plans, options = {})
  always_invoice

  swap(plans, options)
end

#sync_stripe_status ⇒ Object

Sync the Stripe status of the subscription.



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# File 'lib/reji/subscription.rb', line 87

def sync_stripe_status
  subscription = as_stripe_subscription

  update({ stripe_status: subscription.status })
end

#sync_tax_percentage ⇒ Object

Sync the tax percentage of the user to the subscription.



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# File 'lib/reji/subscription.rb', line 432

def sync_tax_percentage
  subscription = as_stripe_subscription

  subscription.tax_percentage = user.tax_percentage

  subscription.save
end

#sync_tax_rates ⇒ Object

Sync the tax rates of the user to the subscription.



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# File 'lib/reji/subscription.rb', line 441

def sync_tax_rates
  subscription = as_stripe_subscription

  subscription.default_tax_rates = user.tax_rates

  subscription.save

  items.each do |item|
    stripe_subscription_item = item.as_stripe_subscription_item

    stripe_subscription_item.tax_rates = get_plan_tax_rates_for_payload(item.stripe_plan)

    stripe_subscription_item.save
  end
end

#update_quantity(quantity, plan = nil) ⇒ Object

Update the quantity of the subscription.



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# File 'lib/reji/subscription.rb', line 172

def update_quantity(quantity, plan = nil)
  guard_against_incomplete

  if plan
    find_item_or_fail(plan)
      .set_proration_behavior(proration_behavior)
      .update_quantity(quantity)

    return self
  end

  guard_against_multiple_plans

  stripe_subscription = as_stripe_subscription
  stripe_subscription.quantity = quantity
  stripe_subscription.payment_behavior = payment_behavior
  stripe_subscription.proration_behavior = proration_behavior
  stripe_subscription.save

  update(quantity: quantity)

  self
end

#update_stripe_subscription(options = {}) ⇒ Object

Update the underlying Stripe subscription information for the model.



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# File 'lib/reji/subscription.rb', line 491

def update_stripe_subscription(options = {})
  Stripe::Subscription.update(
    stripe_id, options, owner.stripe_options
  )
end

#user ⇒ Object

Get the user that owns the subscription.



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# File 'lib/reji/subscription.rb', line 36

def user
  owner
end

#valid ⇒ Object

Determine if the subscription is active, on trial, or within its grace period.



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# File 'lib/reji/subscription.rb', line 63

def valid
  active || on_trial || on_grace_period
end