Class: Spree::Shipment

Inherits:
Base
  • Object
show all
Defined in:
app/models/spree/shipment.rb

Defined Under Namespace

Classes: ManifestItem

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

page

Methods included from Preferences::Preferable

#clear_preferences, #default_preferences, #defined_preferences, #get_preference, #has_preference!, #has_preference?, #preference_default, #preference_type, #set_preference

Instance Attribute Details

#special_instructionsObject

Returns the value of attribute special_instructions


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# File 'app/models/spree/shipment.rb', line 19

def special_instructions
  @special_instructions
end

Instance Method Details

#add_shipping_method(shipping_method, selected = false) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 77

def add_shipping_method(shipping_method, selected = false)
  shipping_rates.create(shipping_method: shipping_method, selected: selected, cost: cost)
end

#after_cancelObject


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# File 'app/models/spree/shipment.rb', line 81

def after_cancel
  manifest.each { |item| manifest_restock(item) }
end

#after_resumeObject


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# File 'app/models/spree/shipment.rb', line 85

def after_resume
  manifest.each { |item| manifest_unstock(item) }
end

#backordered?Boolean


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# File 'app/models/spree/shipment.rb', line 89

def backordered?
  inventory_units.any? { |inventory_unit| inventory_unit.backordered? }
end

#currencyObject


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# File 'app/models/spree/shipment.rb', line 93

def currency
  order ? order.currency : Spree::Config[:currency]
end

#determine_state(order) ⇒ Object

Determines the appropriate state according to the following logic:

pending unless order is complete and order.payment_state is paid shipped if already shipped (ie. does not change the state) ready all other cases


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# File 'app/models/spree/shipment.rb', line 102

def determine_state(order)
  return 'canceled' if order.canceled?
  return 'pending' unless order.can_ship?
  return 'pending' if inventory_units.any? &:backordered?
  return 'shipped' if state == 'shipped'
  order.paid? || Spree::Config[:auto_capture_on_dispatch] ? 'ready' : 'pending'
end

#discounted_costObject Also known as: discounted_amount


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# File 'app/models/spree/shipment.rb', line 110

def discounted_cost
  cost + promo_total
end

#display_costObject Also known as: display_amount


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# File 'app/models/spree/shipment.rb', line 115

def display_cost
  Spree::Money.new(cost, { currency: currency })
end

#display_discounted_costObject


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# File 'app/models/spree/shipment.rb', line 120

def display_discounted_cost
  Spree::Money.new(discounted_cost, { currency: currency })
end

#display_final_priceObject


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# File 'app/models/spree/shipment.rb', line 124

def display_final_price
  Spree::Money.new(final_price, { currency: currency })
end

#display_item_costObject


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# File 'app/models/spree/shipment.rb', line 128

def display_item_cost
  Spree::Money.new(item_cost, { currency: currency })
end

#editable_by?(user) ⇒ Boolean


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# File 'app/models/spree/shipment.rb', line 132

def editable_by?(user)
  !shipped?
end

#final_priceObject


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# File 'app/models/spree/shipment.rb', line 136

def final_price
  cost + adjustment_total
end

#final_price_with_itemsObject


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# File 'app/models/spree/shipment.rb', line 140

def final_price_with_items
  item_cost + final_price
end

#finalize!Object


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# File 'app/models/spree/shipment.rb', line 144

def finalize!
  InventoryUnit.finalize_units!(inventory_units)
  manifest.each { |item| manifest_unstock(item) }
end

#include?(variant) ⇒ Boolean


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# File 'app/models/spree/shipment.rb', line 149

def include?(variant)
  inventory_units_for(variant).present?
end

#inventory_units_for(variant) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 153

def inventory_units_for(variant)
  inventory_units.where(variant_id: variant.id)
end

#inventory_units_for_item(line_item, variant = nil) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 157

def inventory_units_for_item(line_item, variant = nil)
  inventory_units.where(line_item_id: line_item.id, variant_id: line_item.variant.id || variant.id)
end

#item_costObject


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# File 'app/models/spree/shipment.rb', line 161

def item_cost
  line_items.map(&:amount).sum
end

#line_itemsObject


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# File 'app/models/spree/shipment.rb', line 165

def line_items
  inventory_units.includes(:line_item).map(&:line_item).uniq
end

#manifestObject


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# File 'app/models/spree/shipment.rb', line 171

def manifest
  # Grouping by the ID means that we don't have to call out to the association accessor
  # This makes the grouping by faster because it results in less SQL cache hits.
  inventory_units.group_by(&:variant_id).map do |variant_id, units|
    units.group_by(&:line_item_id).map do |line_item_id, units|

      states = {}
      units.group_by(&:state).each { |state, iu| states[state] = iu.count }

      line_item = units.first.line_item
      variant = units.first.variant
      ManifestItem.new(line_item, variant, units.length, states)
    end
  end.flatten
end

#process_order_paymentsObject


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# File 'app/models/spree/shipment.rb', line 187

def process_order_payments
  pending_payments =  order.pending_payments
                        .sort_by(&:uncaptured_amount).reverse

  # NOTE Do we really need to force orders to have pending payments on dispatch?
  if pending_payments.empty?
    raise Spree::Core::GatewayError, Spree.t(:no_pending_payments)
  else
    shipment_to_pay = final_price_with_items
    payments_amount = 0

    payments_pool = pending_payments.each_with_object([]) do |payment, pool|
      next if payments_amount >= shipment_to_pay
      payments_amount += payment.uncaptured_amount
      pool << payment
    end

    payments_pool.each do |payment|
      capturable_amount = if payment.amount >= shipment_to_pay
                            shipment_to_pay
                          else
                            payment.amount
                          end
      cents = (capturable_amount * 100).to_i
      payment.capture!(cents)
      shipment_to_pay -= capturable_amount
    end
  end
rescue Spree::Core::GatewayError => e
  errors.add(:base, e.message)
  return !!Spree::Config[:allow_checkout_on_gateway_error]
end

#ready_or_pending?Boolean


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# File 'app/models/spree/shipment.rb', line 220

def ready_or_pending?
  self.ready? || self.pending?
end

#refresh_ratesObject


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# File 'app/models/spree/shipment.rb', line 224

def refresh_rates
  return shipping_rates if shipped?
  return [] unless can_get_rates?

  # StockEstimator.new assigment below will replace the current shipping_method
  original_shipping_method_id = shipping_method.try(:id)

  self.shipping_rates = Stock::Estimator.new(order).shipping_rates(to_package)

  if shipping_method
    selected_rate = shipping_rates.detect { |rate|
      rate.shipping_method_id == original_shipping_method_id
    }
    self.selected_shipping_rate_id = selected_rate.id if selected_rate
  end

  shipping_rates
end

#selected_shipping_rateObject


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# File 'app/models/spree/shipment.rb', line 243

def selected_shipping_rate
  shipping_rates.where(selected: true).first
end

#selected_shipping_rate_idObject


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# File 'app/models/spree/shipment.rb', line 247

def selected_shipping_rate_id
  selected_shipping_rate.try(:id)
end

#selected_shipping_rate_id=(id) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 251

def selected_shipping_rate_id=(id)
  shipping_rates.update_all(selected: false)
  shipping_rates.update(id, selected: true)
  self.save!
end

#set_up_inventory(state, variant, order, line_item) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 257

def set_up_inventory(state, variant, order, line_item)
  self.inventory_units.create(
    state: state,
    variant_id: variant.id,
    order_id: order.id,
    line_item_id: line_item.id
  )
end

#shipped=(value) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 266

def shipped=(value)
  return unless value == '1' && shipped_at.nil?
  self.shipped_at = Time.now
end

#shipping_methodObject


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# File 'app/models/spree/shipment.rb', line 271

def shipping_method
  selected_shipping_rate.try(:shipping_method) || shipping_rates.first.try(:shipping_method)
end

#tax_categoryObject


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# File 'app/models/spree/shipment.rb', line 275

def tax_category
  selected_shipping_rate.try(:tax_rate).try(:tax_category)
end

#tax_totalObject

Only one of either included_tax_total or additional_tax_total is set This method returns the total of the two. Saves having to check if tax is included or additional.


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# File 'app/models/spree/shipment.rb', line 282

def tax_total
  included_tax_total + additional_tax_total
end

#to_packageObject


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# File 'app/models/spree/shipment.rb', line 286

def to_package
  package = Stock::Package.new(stock_location)
  inventory_units.group_by(&:state).each do |state, state_inventory_units|
    package.add_multiple state_inventory_units, state.to_sym
  end
  package
end

#to_paramObject


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# File 'app/models/spree/shipment.rb', line 294

def to_param
  number
end

#tracking_urlObject


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# File 'app/models/spree/shipment.rb', line 298

def tracking_url
  @tracking_url ||= shipping_method.build_tracking_url(tracking)
end

#transfer_to_location(variant, quantity, stock_location) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 355

def transfer_to_location(variant, quantity, stock_location)
  if quantity <= 0
    raise ArgumentError
  end

  transaction do
    new_shipment = order.shipments.create!(stock_location: stock_location)

    order.contents.remove(variant, quantity, {shipment: self})
    order.contents.add(variant, quantity, {shipment: new_shipment})

    refresh_rates
    save!
    new_shipment.save!
  end
end

#transfer_to_shipment(variant, quantity, shipment_to_transfer_to) ⇒ Object


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# File 'app/models/spree/shipment.rb', line 372

def transfer_to_shipment(variant, quantity, shipment_to_transfer_to)
  quantity_already_shipment_to_transfer_to = shipment_to_transfer_to.manifest.find{|mi| mi.line_item.variant == variant}.try(:quantity) || 0
  final_quantity = quantity + quantity_already_shipment_to_transfer_to

  if (quantity <= 0 || self == shipment_to_transfer_to)
    raise ArgumentError
  end

  transaction do
    order.contents.remove(variant, quantity, {shipment: self})
    order.contents.add(variant, quantity, {shipment: shipment_to_transfer_to})

    refresh_rates
    save!
    shipment_to_transfer_to.refresh_rates
    shipment_to_transfer_to.save!
  end
end

#update!(order) ⇒ Object

Updates various aspects of the Shipment while bypassing any callbacks. Note that this method takes an explicit reference to the Order object. This is necessary because the association actually has a stale (and unsaved) copy of the Order and so it will not yield the correct results.


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# File 'app/models/spree/shipment.rb', line 345

def update!(order)
  old_state = state
  new_state = determine_state(order)
  update_columns(
    state: new_state,
    updated_at: Time.now,
  )
  after_ship if new_state == 'shipped' and old_state != 'shipped'
end

#update_amountsObject


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# File 'app/models/spree/shipment.rb', line 302

def update_amounts
  if selected_shipping_rate
    self.update_columns(
      cost: selected_shipping_rate.cost,
      adjustment_total: adjustments.additional.map(&:update!).compact.sum,
      updated_at: Time.now,
    )
  end
end

#update_attributes_and_order(params = {}) ⇒ Object

Update Shipment and make sure Order states follow the shipment changes


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# File 'app/models/spree/shipment.rb', line 313

def update_attributes_and_order(params = {})
  if self.update_attributes params
    if params.has_key? :selected_shipping_rate_id
      # Changing the selected Shipping Rate won't update the cost (for now)
      # so we persist the Shipment#cost before calculating order shipment
      # total and updating payment state (given a change in shipment cost
      # might change the Order#payment_state)
      self.update_amounts

      order.updater.update_shipment_total
      order.updater.update_payment_state

      # Update shipment state only after order total is updated because it
      # (via Order#paid?) affects the shipment state (YAY)
      self.update_columns(
        state: determine_state(order),
        updated_at: Time.now
      )

      # And then it's time to update shipment states and finally persist
      # order changes
      order.updater.update_shipment_state
      order.updater.persist_totals
    end

    true
  end
end