Class: Stall::Checkout::Step

Inherits:
Object
  • Object
show all
Defined in:
lib/stall/checkout/step.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(cart) ⇒ Step

Returns a new instance of Step.



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# File 'lib/stall/checkout/step.rb', line 10

def initialize(cart)
  @cart = cart
end

Instance Attribute Details

#cart ⇒ Object (readonly)

Returns the value of attribute cart.



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# File 'lib/stall/checkout/step.rb', line 8

def cart
  @cart
end

Instance Method Details

#allow_inactive_carts? ⇒ Boolean

Allows subclasses to override this value with ‘true` to allow paid carts to be processed by that step too.

Returning false redirects the user telling him that his cart is empty

By default, the ‘PaymentReturn` checkout step returns true, since it’s always called after the cart is paid

Returns:

  • (Boolean) 


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# File 'lib/stall/checkout/step.rb', line 55

def allow_inactive_carts?
  false
end

#identifier ⇒ Object 



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# File 'lib/stall/checkout/step.rb', line 40

def identifier
  @identifier ||= begin
    class_name = self.class.name.demodulize
    class_name.gsub(/CheckoutStep$/, '').underscore.to_sym
  end
end

#inject(method, content) ⇒ Object

Allow injecting dependencies on step initialization and accessing them as instance method in subclasses



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# File 'lib/stall/checkout/step.rb', line 16

def inject(method, content)
  define_singleton_method(method, -> { content })
end

#is?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/stall/checkout/step.rb', line 36

def is?(key)
  identifier == key
end

#prepare ⇒ Object

Allows for preparing to the cart for the current step before rendering the step’s view

Note : Meant to be overriden by subclasses



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# File 'lib/stall/checkout/step.rb', line 25

def prepare
end

#process ⇒ Object 



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# File 'lib/stall/checkout/step.rb', line 28

def process
  save
end

#save ⇒ Object

Abstracts the simple case of assigning the submitted parameters to the cart object, running the step validations and saving the cart



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# File 'lib/stall/checkout/step.rb', line 71

def save
  cart.assign_attributes(cart_params)
  cart.save if valid?
end

#skip? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/stall/checkout/step.rb', line 32

def skip?
  false
end

#valid? ⇒ Boolean

Run cart validations then step validations, and cart validations, returning wether they’re both valid or not, allowing to display all involved errors to the visitor in one time

Returns:

  • (Boolean) 


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# File 'lib/stall/checkout/step.rb', line 62

def valid?
  cart.validate
  run_step_validations!(clear:  false)

  cart.errors.empty?
end