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Contents
# frozen_string_literal: true
module Thredded
# A view model for a page of BaseTopicViews.
class TopicsPageView
delegate :to_a,
:to_ary,
:blank?,
:empty?,
:[],
to: :@topic_views
delegate :total_pages,
:current_page,
:limit_value,
to: :@topics_page_scope
# @param user [Thredded.user_class] the user who is viewing the posts page
# @param topics_page_scope [ActiveRecord::Relation<Thredded::Topic>]
# @param topic_view_class [Class] view_model for topic instances
def initialize(user, topics_page_scope, topic_view_class: TopicView)
@topics_page_scope = refine_scope(topics_page_scope)
@topic_views = @topics_page_scope.with_read_and_follow_states(user).map do |(topic, read_state, follow)|
topic_view_class.new(topic, read_state, follow, Pundit.policy!(user, topic))
end
end
protected
def refine_scope(topics_page_scope)
scope = topics_page_scope.includes(:categories, :last_user, :user)
if Thredded.show_topic_followers
scope.includes(:followers)
else
scope
end
end
end
end
Version data entries
39 entries across 39 versions & 2 rubygems