discourse/app/services/dismiss_topics.rb

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# frozen_string_literal: true
class DismissTopics
def initialize(user, topics_scope)
@user = user
@topics_scope = topics_scope
end
def perform!
DismissedTopicUser.insert_all(rows) if rows.present?
@rows.map { |row| row[:topic_id] }
end
private
def rows
@rows ||= @topics_scope
.joins("LEFT JOIN topic_users ON topic_users.topic_id = topics.id AND topic_users.user_id = #{@user.id}")
.where("topics.created_at >= ?", since_date)
.where("topic_users.last_read_post_number IS NULL")
.where("topics.archetype <> ?", Archetype.private_message)
.order("topics.created_at DESC")
.limit(SiteSetting.max_new_topics).map do |topic|
{
topic_id: topic.id,
user_id: @user.id,
created_at: Time.zone.now
}
end
end
def since_date
new_topic_duration_minutes = @user.user_option&.new_topic_duration_minutes || SiteSetting.default_other_new_topic_duration_minutes
setting_date =
case new_topic_duration_minutes
when User::NewTopicDuration::LAST_VISIT
@user.previous_visit_at || @user.created_at
when User::NewTopicDuration::ALWAYS
@user.created_at
else
new_topic_duration_minutes.minutes.ago
end
[setting_date, @user.created_at, Time.at(SiteSetting.min_new_topics_time).to_datetime].max
end
end