Class: Spree::Promotion

Inherits:
Base
  • Object
show all
Defined in:
app/models/spree/promotion.rb,
app/models/spree/promotion/rules/user.rb,
app/models/spree/promotion/rules/store.rb,
app/models/spree/promotion/rules/taxon.rb,
app/models/spree/promotion/rules/product.rb,
app/models/spree/promotion/rules/nth_order.rb,
app/models/spree/promotion/rules/user_role.rb,
app/models/spree/promotion/rules/item_total.rb,
app/models/spree/promotion/rules/first_order.rb,
app/models/spree/promotion/rules/option_value.rb,
app/models/spree/promotion/rules/user_logged_in.rb,
app/models/spree/promotion/actions/free_shipping.rb,
app/models/spree/promotion/rules/one_use_per_user.rb,
app/models/spree/promotion/actions/create_adjustment.rb,
app/models/spree/promotion/order_adjustments_recalculator.rb,
app/models/spree/promotion/actions/create_item_adjustments.rb,
app/models/spree/promotion/rules/first_repeat_purchase_since.rb,
app/models/spree/promotion/actions/create_quantity_adjustments.rb

Defined Under Namespace

Modules: Actions, Rules Classes: OrderAdjustmentsRecalculator

Constant Summary collapse

UNACTIVATABLE_ORDER_STATES = 
["complete", "awaiting_return", "returned"]
MATCH_POLICIES = 
%w(all any)

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Base

display_includes

Methods included from Core::Permalinks

#generate_permalink, #save_permalink

Instance Attribute Details

#eligibility_errors ⇒ Object (readonly)

Returns the value of attribute eligibility_errors.



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# File 'app/models/spree/promotion.rb', line 10

def eligibility_errors
  @eligibility_errors
end

Class Method Details

.order_activatable?(order) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 60

def self.order_activatable?(order)
  order && !UNACTIVATABLE_ORDER_STATES.include?(order.state)
end

.with_coupon_code(val) ⇒ Object 



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# File 'app/models/spree/promotion.rb', line 64

def self.with_coupon_code(val)
  joins(:codes).where(
    PromotionCode.arel_table[:value].eq(val.downcase)
  ).first
end

Instance Method Details

#activate(order:, line_item: nil, user: nil, path: nil, promotion_code: nil) ⇒ Object 



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# File 'app/models/spree/promotion.rb', line 112

def activate(order:, line_item: nil, user: nil, path: nil, promotion_code: nil)
  return unless self.class.order_activatable?(order)

  payload = {
    order: order,
    promotion: self,
    line_item: line_item,
    user: user,
    path: path,
    promotion_code: promotion_code
  }

  # Track results from actions to see if any action has been taken.
  # Actions should return nil/false if no action has been taken.
  # If an action returns true, then an action has been taken.
  results = actions.map do |action|
    action.perform(payload)
  end
  # If an action has been taken, report back to whatever activated this promotion.
  action_taken = results.include?(true)

  if action_taken
    # connect to the order
    order.order_promotions.find_or_create_by!(
      promotion: self,
      promotion_code: promotion_code,
    )
    order.promotions.reset
    order_promotions.reset
    orders.reset
  end

  action_taken
end

#active? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 104

def active?
  started? && not_expired? && actions.present?
end

#as_json(options = {}) ⇒ Object 



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# File 'app/models/spree/promotion.rb', line 83

def as_json(options = {})
  options[:except] ||= :code
  super
end

#discounted_orders ⇒ Object

All orders that have been discounted using this promotion



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# File 'app/models/spree/promotion.rb', line 71

def discounted_orders
  Spree::Order.
    joins(:all_adjustments).
    where(
      spree_adjustments: {
        source_type: "Spree::PromotionAction",
        source_id: actions.map(&:id),
        eligible: true
      }
    ).distinct
end

#eligible?(promotable, promotion_code: nil) ⇒ Boolean

called anytime order.recalculate happens

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 148

def eligible?(promotable, promotion_code: nil)
  return false if inactive?
  return false if blacklisted?(promotable)

  excluded_orders = eligibility_excluded_orders(promotable)
  return false if usage_limit_exceeded?(excluded_orders: excluded_orders)
  return false if promotion_code&.usage_limit_exceeded?(excluded_orders: excluded_orders)

  !!eligible_rules(promotable, {})
end

#eligible_rules(promotable, options = {}) ⇒ Object

eligible_rules returns an array of promotion rules where eligible? is true for the promotable if there are no such rules, an empty array is returned if the rules make this promotable ineligible, then nil is returned (i.e. this promotable is not eligible)



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# File 'app/models/spree/promotion.rb', line 162

def eligible_rules(promotable, options = {})
  # Promotions without rules are eligible by default.
  return [] if rules.none?

  eligible = lambda { |rule| rule.eligible?(promotable, options) }
  specific_rules = rules.select { |rule| rule.applicable?(promotable) }
  return [] if specific_rules.none?

  if match_all?
    # If there are rules for this promotion, but no rules for this
    # particular promotable, then the promotion is ineligible by default.
    unless specific_rules.all?(&eligible)
      @eligibility_errors = specific_rules.map(&:eligibility_errors).detect(&:present?)
      return nil
    end
    specific_rules
  else
    Spree::Deprecation.warn(
    <<~WARN
      Your promotion "#{name}" with ID #{id} has a match_policy of 'any'.
      This is deprecated, please split the promotion into separate promotions for each rule.
    WARN
    )
    unless specific_rules.any?(&eligible)
      @eligibility_errors = specific_rules.map(&:eligibility_errors).detect(&:present?)
      return nil
    end
    specific_rules.select(&eligible)
  end
end

#expired? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 96

def expired?
  expires_at.present? && expires_at < Time.current
end

#inactive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 108

def inactive?
  !active?
end

#line_item_actionable?(order, line_item, promotion_code: nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 219

def line_item_actionable?(order, line_item, promotion_code: nil)
  return false if blacklisted?(line_item)

  if eligible?(order, promotion_code: promotion_code)
    rules = eligible_rules(order)
    if rules.blank?
      true
    else
      rules.send(match_all? ? :all? : :any?) do |rule|
        rule.actionable? line_item
      end
    end
  else
    false
  end
end

#not_expired? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 100

def not_expired?
  !expired?
end

#not_started? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 88

def not_started?
  !started?
end

#products ⇒ Object 



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# File 'app/models/spree/promotion.rb', line 193

def products
  rules.where(type: "Spree::Promotion::Rules::Product").flat_map(&:products).uniq
end

#remove_from(order) ⇒ void

This method returns an undefined value.

Removes a promotion and any adjustments or other side effects from an order.

Parameters:

  • order (Spree::Order) —

    the order to remove the promotion from.



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# File 'app/models/spree/promotion.rb', line 249

def remove_from(order)
  actions.each do |action|
    action.remove_from(order)
  end
  # note: this destroys the join table entry, not the promotion itself
  order.promotions.destroy(self)
  order.order_promotions.reset
  order_promotions.reset
end

#started? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 92

def started?
  starts_at.nil? || starts_at < Time.current
end

#usage_count(excluded_orders: []) ⇒ Integer

Number of times the code has been used overall

Parameters:

  • excluded_orders (Array<Spree::Order>) (defaults to: []) —

    Orders to exclude from usage count

Returns:

  • (Integer) —

    usage count



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# File 'app/models/spree/promotion.rb', line 211

def usage_count(excluded_orders: [])
  discounted_orders.
    complete.
    where.not(id: [excluded_orders.map(&:id)]).
    where.not(spree_orders: { state: :canceled }).
    count
end

#usage_limit_exceeded?(excluded_orders: []) ⇒ Boolean

Whether the promotion has exceeded its usage restrictions.

Parameters:

  • excluded_orders (Array<Spree::Order>) (defaults to: []) —

    Orders to exclude from usage limit

Returns:

  • (Boolean) —

    true or false



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# File 'app/models/spree/promotion.rb', line 201

def usage_limit_exceeded?(excluded_orders: [])
  if usage_limit
    usage_count(excluded_orders: excluded_orders) >= usage_limit
  end
end

#used_by?(user, excluded_orders = []) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/promotion.rb', line 236

def used_by?(user, excluded_orders = [])
  discounted_orders.
    complete.
    where.not(id: excluded_orders.map(&:id)).
    where(user: user).
    where.not(spree_orders: { state: :canceled }).
    exists?
end