Class: Pass

Inherits:
ActiveRecord::Base
  • Object
show all
Includes:
Extendable
Defined in:
app/models/pass.rb

Constant Summary collapse

EXPIRED_ERROR = 
"Sorry! This pass has expired."
OUT_OF_TICKETS = 
"Sorry! There are no tickets remaning on this pass."
OVER_EVENT_LIMIT = 
"Sorry! This pass has already been redeemed for this event."
EVENT_NOT_ELIGIBLE = 
"This pass is not eligible for some of the events in your cart."
SHOW_NOT_ELIGIBLE = 
"This pass is not eligible for some of the shows in your cart."
TICKET_TYPE_NOT_ELIGIBLE = 
"This pass is not eligible for some of the ticket types in your cart"
ORG_ERROR = 
"Sorry! This pass is not eligible for some of the tickets in your cart"

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Extendable

#adjust_expiration_to

Class Method Details

.for(pass_type) ⇒ Object 



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# File 'app/models/pass.rb', line 23

def self.for(pass_type)
  new.tap do |pass|
    pass.pass_type  = pass_type
    pass.organization     = pass_type.organization
    pass.price            = pass_type.price
    pass.sold_price       = pass.price
    pass.tickets_allowed  = pass_type.tickets_allowed
    pass.pass_code        = new_pass_code
    pass.starts_at        = pass_type.starts_at
    pass.ends_at          = pass_type.ends_at
  end
end

.new_pass_code(size = 8) ⇒ Object 



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# File 'app/models/pass.rb', line 83

def self.new_pass_code(size=8)
  # Avoid confusable characters like 1/L/I and 0/O
  charset = %w{ 2 3 4 6 7 9 A C D E F G H J K M N P Q R T V W X Y Z}
  (0...size).map{ charset.to_a[rand(charset.size)] }.join
end

.to_sentence(passes) ⇒ Object 



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# File 'app/models/pass.rb', line 93

def self.to_sentence(passes)
  if passes.any?
    pass_types = passes.collect(&:pass_type).uniq
    if pass_types.length > 1
      "multiple passes"
    else
      ActionController::Base.helpers.pluralize(passes.length, "#{passes.first.pass_type.passerize}")
    end
  else
    "No passes"
  end
end

Instance Method Details

#adjust_ends_at ⇒ Object 



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# File 'app/models/pass.rb', line 36

def adjust_ends_at
  self.ends_at = self.ends_at.end_of_day unless self.ends_at.blank?
end

#alive? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/pass.rb', line 63

def alive?
  (tickets_allowed > tickets_purchased) && (starts_at < DateTime.now) && (ends_at > DateTime.now)
end

#applies_to?(thing) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/pass.rb', line 89

def applies_to?(thing)
  thing.applies_to_pass? self
end

#apply_pass_to_cart(cart) ⇒ Object 



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# File 'app/models/pass.rb', line 117

def apply_pass_to_cart(cart)
  Rails.logger.debug ("PASSES Applying pass [#{self.id}] to cart [#{cart.id}]")
  cart.prepare_for_pass!

  #the number of tickets remining for this pass. We go straight to the DB here
  #to avoid a race condition on pass.tickets_remaining
  tickets_remaining_on_pass = self.tickets_allowed - tickets_purchased
  Rails.logger.debug ("PASSES [#{tickets_remaining_on_pass}] tickets remaining on this pass")

  self.errors.add(:base, EXPIRED_ERROR)  and return if self.expired?
  self.errors.add(:base, OUT_OF_TICKETS) and return if tickets_remaining_on_pass < 1

  #The list of tickets w'eve applied this pass too
  tickets_applied = []

  #The list of tickets we rejected for being over the limit
  tickets_rejected = []

  over_event_limit = false
  pass_errors = Set.new

  transaction do

    cart.applied_pass = self

    cart.tickets.each do |ticket|
      (pass_errors << EVENT_NOT_ELIGIBLE       and next) unless self.applies_to? (ticket.show.event)
      (pass_errors << SHOW_NOT_ELIGIBLE        and next) unless self.applies_to? (ticket.show)
      (pass_errors << TICKET_TYPE_NOT_ELIGIBLE and next) unless self.applies_to? (ticket.ticket_type)
      (pass_errors << ORG_ERROR                and next) unless (self.organization == ticket.organization)

      event = ticket.show.event
      tickets_remaining_for_this_event = tickets_remaining_for(event)
      Rails.logger.debug ("PASSES [#{tickets_remaining_for_this_event}] tickets remaining to event [#{event.id}]")
      over_event_limit = true if tickets_remaining_for_this_event == 0

      tickets_remaining = [tickets_remaining_on_pass, tickets_remaining_for_this_event].min
      Rails.logger.debug ("PASSES [#{tickets_remaining}] tickets remaining after considering pass and event")

      if tickets_remaining > 0
        Rails.logger.debug ("PASSES adding pass [#{self.id}] to ticket [#{ticket.id}]")
        ticket.pass = self
        ticket.cart_price = 0
        ticket.save
        tickets_applied << ticket
        tickets_remaining_on_pass = tickets_remaining_on_pass - 1
        Rails.logger.debug ("PASSES Now only [#{tickets_remaining_on_pass}] tickets remaining on this pass")
      else
        Rails.logger.debug ("PASSES rejecting ticket [#{ticket.id}]")
        tickets_rejected << tickets 
      end
    end

    if tickets_rejected.length > 0 
      str = ""
      if tickets_applied.length == 0
        str += "There are no tickets"
      else
        str += "Only #{ActionController::Base.helpers.pluralize(tickets_applied.length, 'ticket')}"
        str += tickets_applied.length > 1 ? " were" : " was"
      end

      str += " remaining on this pass"
      str += " for this event" if over_event_limit

      if tickets_applied.length > 0
        str += ". We've applied your pass to #{ActionController::Base.helpers.pluralize(tickets_applied.length, 'ticket')} and left the others in your cart."
      end

      pass_errors << str
    end

    pass_errors.each { |err| self.errors.add(:base, err) }

    FeeCalculator.apply(FeeStrategy.new).to(cart)
    cart.save
  end


end

#cart_price ⇒ Object 



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# File 'app/models/pass.rb', line 44

def cart_price
  price
end

#exchangeable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/pass.rb', line 75

def exchangeable?
  false
end

#expire! ⇒ Object 



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# File 'app/models/pass.rb', line 40

def expire!
  update_column(:ends_at, DateTime.now)
end

#expired? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/pass.rb', line 67

def expired?
  ends_at < Time.now
end

#realized_fee ⇒ Object 



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# File 'app/models/pass.rb', line 59

def realized_fee
  self.pass_type.hide_fee? ? self.price * PassType::SERVICE_FEE : 0
end

#refundable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/pass.rb', line 71

def refundable?
  true
end

#returnable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/pass.rb', line 79

def returnable?
  false
end

#tickets_purchased ⇒ Object

We intentionally go to the DB here to avoid race conditions when applying a pass to the cart.

Method could cause problems in very large N+1 situations. Where up-to-date accuracy isn’t needed, Pass.includes(:tickets).tickets.length might be better



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# File 'app/models/pass.rb', line 55

def tickets_purchased
  Ticket.where(:pass_id => self.id).count
end

#tickets_remaining_for(event) ⇒ Object 



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# File 'app/models/pass.rb', line 106

def tickets_remaining_for(event)
  @ept = EventsPassType.active
                .where(:organization_id => self.organization_id)
                .where(:event_id => event.id)
                .where(:pass_type_id => self.pass_type_id).first

  return 0                    if @ept.nil?
  return self.tickets_allowed if @ept.limit_per_pass.nil?
  return @ept.limit_per_pass - event.tickets.where(:pass_id => self.id).count
end