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Contents
# frozen_string_literal: true
module Decidim
# Class used to retrieve similar emendations, scoped to the current component.
class SimilarEmendations < Rectify::Query
include Decidim::TranslationsHelper
# Syntactic sugar to initialize the class and return the queried objects.
#
# amendment - Decidim::Amendment
def self.for(amendment)
new(amendment).query
end
# Initializes the class.
#
# amendment - Decidim::Amendment
def initialize(amendment)
@component = amendment.amendable.component
@emendation = amendment.emendation
@amender = amendment.amender
end
# Retrieves similar emendations
def query
emendation.class
.where(component: component)
.only_visible_emendations_for(amender, component)
.published
.not_hidden
.where(
"GREATEST(#{title_similarity}, #{body_similarity}) >= ?",
emendation.title,
emendation.body,
amendable_module.similarity_threshold
)
.limit(amendable_module.similarity_limit)
end
private
attr_reader :component, :emendation, :amender
def amendable_module
emendation.class.parent
end
def title_similarity
"similarity(title, ?)"
end
def body_similarity
"similarity(body, ?)"
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems