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module PicturehouseUk
# A film on the Picturehouse UK website
class Film
include Comparable
# @return [String] the name of the film
attr_reader :name
# @return [String] the normalized slug derived from the film name
attr_reader :slug
# @param [String] name the film name
# @return [PicturehouseUk::Film]
def initialize(name)
@name = name
@slug = name.downcase.gsub(/[^0-9a-z ]/, '').gsub(/\s+/, '-')
end
# Films at a single cinema
# @param [String] cinema_id the id of the cinema
# @return [Array<PicturehouseUk::Film>]
def self.at(cinema_id)
screenings(cinema_id).map { |hash| new hash[:film_name] }.uniq
end
# Allows sort on objects
# @param [PicturehouseUk::Film] other another film object
# @return [Integer] -1, 0 or 1
def <=>(other)
slug <=> other.slug
end
# Check an object is the same as another object.
# @param [PicturehouseUk::Film] other another film
# @return [Boolean] True if both objects are the same exact object, or if
# they are of the same type and share an equal slug
# @note Guided by http://woss.name/2011/01/20/equality-comparison-and-ordering-in-ruby/
def eql?(other)
self.class == other.class && self == other
end
# Generates hash of slug in order to allow two records of the same type and
# id to work with something like:
#
# [ Film.new('AB'), Film.new('EF') ] & [ Film.new('EF'), Film.new('GH') ]
# #=> [ Film.new('EF') ]
#
# @return [Integer] hash of slug
# @note Guided by http://woss.name/2011/01/20/equality-comparison-and-ordering-in-ruby/
def hash
slug.hash
end
private
def self.screenings(cinema_id)
PicturehouseUk::Internal::Parser::Screenings.new(cinema_id).to_a
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems