mirror of
https://github.com/LaCasemate/fab-manager.git
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112 lines
4.9 KiB
Ruby
112 lines
4.9 KiB
Ruby
# frozen_string_literal: true
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# Helpers and utilities for interactions with the Stripe payment gateway
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class StripeService
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class << self
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# Create the provided PaymentSchedule on Stripe, using the Subscription API
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def create_stripe_subscription(payment_schedule, setup_intent_id)
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stripe_key = Setting.get('stripe_secret_key')
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first_item = payment_schedule.ordered_items.first
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case payment_schedule.scheduled_type
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when Reservation.name
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subscription = payment_schedule.scheduled.subscription
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reservable_stp_id = payment_schedule.scheduled.reservable&.stp_product_id
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when Subscription.name
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subscription = payment_schedule.scheduled
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reservable_stp_id = nil
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else
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raise InvalidSubscriptionError
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end
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handle_wallet_transaction(payment_schedule)
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# setup intent (associates the customer and the payment method)
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intent = Stripe::SetupIntent.retrieve(setup_intent_id, api_key: stripe_key)
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# subscription (recurring price)
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price = create_price(first_item.details['recurring'],
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subscription.plan.stp_product_id,
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nil, monthly: true)
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# other items (not recurring)
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items = subscription_invoice_items(payment_schedule, subscription, first_item, reservable_stp_id)
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stp_subscription = Stripe::Subscription.create({
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customer: payment_schedule.invoicing_profile.user.stp_customer_id,
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cancel_at: (payment_schedule.ordered_items.last.due_date + 3.day).to_i,
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add_invoice_items: items,
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coupon: payment_schedule.coupon&.code,
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items: [
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{ price: price[:id] }
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],
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default_payment_method: intent[:payment_method]
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}, { api_key: stripe_key })
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payment_schedule.update_attributes(stp_subscription_id: stp_subscription.id)
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end
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def create_stripe_coupon(coupon_id)
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coupon = Coupon.find(coupon_id)
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stp_coupon = { id: coupon.code }
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if coupon.type == 'percent_off'
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stp_coupon[:percent_off] = coupon.percent_off
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elsif coupon.type == 'amount_off'
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stp_coupon[:amount_off] = coupon.amount_off
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stp_coupon[:currency] = Setting.get('stripe_currency')
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end
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stp_coupon[:duration] = coupon.validity_per_user == 'always' ? 'forever' : 'once'
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stp_coupon[:redeem_by] = coupon.valid_until.to_i unless coupon.valid_until.nil?
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stp_coupon[:max_redemptions] = coupon.max_usages unless coupon.max_usages.nil?
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Stripe::Coupon.create(stp_coupon, api_key: Setting.get('stripe_secret_key'))
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end
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private
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def subscription_invoice_items(payment_schedule, subscription, first_item, reservable_stp_id)
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second_item = payment_schedule.ordered_items[1]
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items = []
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if first_item.amount != second_item.amount
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unless first_item.details['adjustment']&.zero?
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# adjustment: when dividing the price of the plan / months, sometimes it forces us to round the amount per month.
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# The difference is invoiced here
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p1 = create_price(first_item.details['adjustment'],
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subscription.plan.stp_product_id,
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"Price adjustment for payment schedule #{payment_schedule.id}")
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items.push(price: p1[:id])
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end
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unless first_item.details['other_items']&.zero?
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# when taking a subscription at the same time of a reservation (space, machine or training), the amount of the
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# reservation is invoiced here.
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p2 = create_price(first_item.details['other_items'],
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reservable_stp_id,
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"Reservations for payment schedule #{payment_schedule.id}")
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items.push(price: p2[:id])
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end
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end
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items
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end
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def create_price(amount, stp_product_id, name, monthly: false)
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params = {
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unit_amount: amount,
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currency: Setting.get('stripe_currency'),
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product: stp_product_id,
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nickname: name
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}
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params[:recurring] = { interval: 'month', interval_count: 1 } if monthly
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Stripe::Price.create(params, api_key: Setting.get('stripe_secret_key'))
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end
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def handle_wallet_transaction(payment_schedule)
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return unless payment_schedule.wallet_amount
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customer_id = payment_schedule.invoicing_profile.user.stp_customer_id
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Stripe::Customer.update(customer_id, { balance: -payment_schedule.wallet_amount }, { api_key: Setting.get('stripe_secret_key') })
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end
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end
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end
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