mirror of
https://github.com/LaCasemate/fab-manager.git
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215 lines
6.0 KiB
Ruby
215 lines
6.0 KiB
Ruby
# frozen_string_literal: true
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require 'checksum'
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# Invoice correspond to a single purchase made by an user. This purchase may
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# include reservation(s) and/or a subscription
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class Invoice < ActiveRecord::Base
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include NotifyWith::NotificationAttachedObject
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require 'fileutils'
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scope :only_invoice, -> { where(type: nil) }
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belongs_to :invoiced, polymorphic: true
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has_many :invoice_items, dependent: :destroy
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accepts_nested_attributes_for :invoice_items
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belongs_to :invoicing_profile
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belongs_to :statistic_profile
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belongs_to :wallet_transaction
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belongs_to :coupon
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belongs_to :subscription, foreign_type: 'Subscription', foreign_key: 'invoiced_id'
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belongs_to :reservation, foreign_type: 'Reservation', foreign_key: 'invoiced_id'
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belongs_to :offer_day, foreign_type: 'OfferDay', foreign_key: 'invoiced_id'
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has_one :avoir, class_name: 'Invoice', foreign_key: :invoice_id, dependent: :destroy
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belongs_to :operator_profile, foreign_key: :operator_profile_id, class_name: 'InvoicingProfile'
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before_create :add_environment
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after_create :update_reference, :chain_record
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after_commit :generate_and_send_invoice, on: [:create], if: :persisted?
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after_update :log_changes
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validates_with ClosedPeriodValidator
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def file
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dir = "invoices/#{invoicing_profile.id}"
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# create directories if they doesn't exists (invoice & invoicing_profile_id)
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FileUtils.mkdir_p dir
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"#{dir}/#{filename}"
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end
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def filename
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"#{ENV['INVOICE_PREFIX']}-#{id}_#{created_at.strftime('%d%m%Y')}.pdf"
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end
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def user
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invoicing_profile.user
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end
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def generate_reference
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self.reference = InvoiceReferenceService.generate_reference(self)
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end
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def update_reference
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generate_reference
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save
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end
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def order_number
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InvoiceReferenceService.generate_order_number(self)
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end
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# for debug & used by rake task "fablab:maintenance:regenerate_invoices"
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def regenerate_invoice_pdf
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pdf = ::PDF::Invoice.new(self, subscription&.expiration_date).render
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File.binwrite(file, pdf)
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end
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def build_avoir(attrs = {})
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raise Exception if refunded? == true || prevent_refund?
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avoir = Avoir.new(dup.attributes)
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avoir.type = 'Avoir'
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avoir.attributes = attrs
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avoir.reference = nil
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avoir.invoice_id = id
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# override created_at to compute CA in stats
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avoir.created_at = avoir.avoir_date
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avoir.total = 0
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# refunds of invoices with cash coupons: we need to ventilate coupons on paid items
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paid_items = 0
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refund_items = 0
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invoice_items.each do |ii|
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paid_items += 1 unless ii.amount.zero?
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next unless attrs[:invoice_items_ids].include? ii.id # list of items to refund (partial refunds)
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raise Exception if ii.invoice_item # cannot refund an item that was already refunded
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refund_items += 1 unless ii.amount.zero?
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avoir_ii = avoir.invoice_items.build(ii.dup.attributes)
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avoir_ii.created_at = avoir.avoir_date
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avoir_ii.invoice_item_id = ii.id
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avoir.total += avoir_ii.amount
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end
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# handle coupon
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unless avoir.coupon_id.nil?
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discount = avoir.total
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if avoir.coupon.type == 'percent_off'
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discount = avoir.total * avoir.coupon.percent_off / 100.0
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elsif avoir.coupon.type == 'amount_off'
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discount = (avoir.coupon.amount_off / paid_items) * refund_items
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else
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raise InvalidCouponError
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end
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avoir.total -= discount
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end
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avoir
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end
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def subscription_invoice?
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invoice_items.each do |ii|
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return true if ii.subscription
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end
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false
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end
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##
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# Test if the current invoice has been refund, totally or partially.
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# @return {Boolean|'partial'}, true means fully refund, false means not refunded
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##
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def refunded?
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if avoir
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invoice_items.each do |item|
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return 'partial' unless item.invoice_item
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end
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true
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else
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false
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end
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end
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##
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# Check if the current invoice is about a training that was previously validated for the concerned user.
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# In that case refunding the invoice shouldn't be allowed.
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# Moreover, an invoice cannot be refunded if the users' account was deleted
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# @return {Boolean}
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##
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def prevent_refund?
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return true if user.nil?
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if invoiced_type == 'Reservation' && invoiced.reservable_type == 'Training'
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user.trainings.include?(invoiced.reservable_id)
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else
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false
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end
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end
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# get amount total paid
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def amount_paid
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total - (wallet_amount || 0)
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end
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# return a summary of the payment means used
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def payment_means
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res = []
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res.push(means: :wallet, amount: wallet_amount) if wallet_transaction && wallet_amount.positive?
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if paid_with_stripe?
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res.push(means: :card, amount: amount_paid)
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else
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res.push(means: :other, amount: amount_paid)
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end
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res
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end
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def add_environment
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self.environment = Rails.env
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end
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def chain_record
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self.footprint = compute_footprint
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save!
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end
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def check_footprint
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invoice_items.map(&:check_footprint).all? && footprint == compute_footprint
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end
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def set_wallet_transaction(amount, transaction_id)
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raise InvalidFootprintError unless check_footprint
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update_columns(wallet_amount: amount, wallet_transaction_id: transaction_id)
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chain_record
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end
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def paid_with_stripe?
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stp_payment_intent_id? || stp_invoice_id? || payment_method == 'stripe'
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end
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private
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def generate_and_send_invoice
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return if Rails.application.secrets.fablab_without_invoices == 'true'
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unless Rails.env.test?
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puts "Creating an InvoiceWorker job to generate the following invoice: id(#{id}), invoiced_id(#{invoiced_id}), " \
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"invoiced_type(#{invoiced_type}), user_id(#{invoicing_profile.user_id})"
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end
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InvoiceWorker.perform_async(id, user&.subscription&.expired_at)
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end
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def compute_footprint
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FootprintService.compute_footprint(Invoice, self)
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end
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def log_changes
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return if Rails.env.test?
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return unless changed?
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puts "WARNING: Invoice update triggered [ id: #{id}, reference: #{reference} ]"
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puts '---------- changes ----------'
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puts changes
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puts '---------------------------------'
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end
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end
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