Class: Listings::CustomFilterView

Inherits:
Object
  • Object
show all
Defined in:
lib/listings/custom_filter_view.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(listing, descriptor) ⇒ CustomFilterView

Returns a new instance of CustomFilterView.



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# File 'lib/listings/custom_filter_view.rb', line 6

def initialize(listing, descriptor)
  @listing = listing
  @descriptor = descriptor
end

Instance Attribute Details

#descriptor ⇒ Object (readonly)

Returns the value of attribute descriptor.



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# File 'lib/listings/custom_filter_view.rb', line 4

def descriptor
  @descriptor
end

#listing ⇒ Object (readonly)

Returns the value of attribute listing.



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# File 'lib/listings/custom_filter_view.rb', line 3

def listing
  @listing
end

Instance Method Details

#apply_filter(value) ⇒ Object 



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# File 'lib/listings/custom_filter_view.rb', line 19

def apply_filter(value)
  listing.data_source.transform_items do |items|
    listing.instance_exec items, value, &@descriptor.proc
  end
end

#key ⇒ Object 



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# File 'lib/listings/custom_filter_view.rb', line 15

def key
  @descriptor.key
end

#partial_name ⇒ Object 



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# File 'lib/listings/custom_filter_view.rb', line 33

def partial_name
  if render_option.is_a?(String)
    render_option
  else
    raise "custom filters can only be rendered when a partial is specified"
  end
end

#prepare_values ⇒ Object 



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# File 'lib/listings/custom_filter_view.rb', line 11

def prepare_values
  # custom filters do not perform lookup
end

#render? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/listings/custom_filter_view.rb', line 25

def render?
  if render_option.is_a?(String)
    true
  else
    render_option
  end
end

#render_option ⇒ Object 



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# File 'lib/listings/custom_filter_view.rb', line 41

def render_option
  @descriptor.props.fetch(:render, false)
end