Class: SpreeCmCommissioner::VotingCredits::Allocate

Inherits:
Object
  • Object
show all
Defined in:
app/services/spree_cm_commissioner/voting_credits/allocate.rb

Instance Method Summary collapse

Constructor Details

#initialize(order) ⇒ Allocate

Returns a new instance of Allocate.



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# File 'app/services/spree_cm_commissioner/voting_credits/allocate.rb', line 4

def initialize(order)
  @order = order
end

Instance Method Details

#call ⇒ Object 



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# File 'app/services/spree_cm_commissioner/voting_credits/allocate.rb', line 8

def call
  return unless @order.completed?
  return if episode_line_items.empty?

  ActiveRecord::Base.transaction do
    voting_credit = find_or_create_credit
    allocations = episode_line_items.map do |line_item|
      SpreeCmCommissioner::VotingCredits::CreditCalculator.new(line_item).call
    end
    total_paid_vote_credits = allocations.sum

    # Use with_lock to ensure we have a lock on the voting credit record while we:
    # - Modify data inside the block
    # - Need to prevent race conditions
    voting_credit.with_lock do
      voting_credit.paid_votes_amount += total_paid_vote_credits
      voting_credit.save!
    end

    record_transaction(voting_credit, total_paid_vote_credits) if total_paid_vote_credits.positive?
  end
rescue ActiveRecord::RecordNotUnique
  # already allocated — safe to ignore
rescue StandardError => e
  CmAppLogger.error(
    label: 'VotingCredits::Allocate failed',
    data: {
      order_id: @order.try(:id),
      error_class: e.class.name,
      error_message: e.message
    }
  )
  false
end