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module Martyr
module LevelCollection
extend ActiveSupport::Concern
include ActiveModel::Model
include Martyr::Registrable
included do
attr_accessor :dimension
delegate :dimension_definition, to: :dimension
delegate :name, to: :dimension, prefix: true
alias_method :name, :dimension_name # Allows using #register for LevelCollection
alias_method :has_level?, :has_key?
alias_method :find_level, :find_or_error
alias_method :level_names, :keys
alias_method :level_objects, :values
end
# @param level_name [String, Symbol]
# @return [Integer]
def level_index(level_name)
to_a.index { |name, _object| name.to_s == level_name.to_s }
end
# @return [BaseLevelDefinition]
def level_above(level_name)
above_index = level_index(level_name) - 1
return nil if above_index < 0
values[above_index]
end
def level_below(level_name)
below_index = level_index(level_name) + 1
values[below_index]
end
# @param level_name [String, Symbol]
# @return [Array<Martyr::Level>] the first level of type `query` below the provided level
def query_level_below(level_name)
level_objects[level_index(level_name) + 1..-1].find{|level| level.query?}
end
# @param level_name [String, Symbol]
# @return [Array<Martyr::Level>] the provided level and all the levels above it
def level_and_above(level_name)
level_objects[0..level_index(level_name)]
end
# @param level_name [String, Symbol]
# @return [Array<Martyr::Level>] the provided level and all the levels below it
def level_and_below(level_name)
level_objects[level_index(level_name)..-1]
end
def lowest_level
values.max_by(&:to_i)
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems