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path: root/app/services/process_hashtags_service.rb
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# frozen_string_literal: true

class ProcessHashtagsService < BaseService
  def call(status, tags = [])
    tags    = Extractor.extract_hashtags(status.text) if tags.blank? && status.local?
    records = []

    tags.map { |str| str.mb_chars.downcase }.uniq(&:to_s).each do |name|
      component_indices = name.size.times.select {|i| name[i] == ':'}
      component_indices << name.size - 1
      component_indices.each do |i|
        frag = name[0..i]
        tag = Tag.where(name: frag).first_or_create(name: frag)

        status.tags << tag

        next if tag.local || tag.private

        records << tag
        TrendingTags.record_use!(tag, status.account, status.created_at) if status.distributable?
      end
    end

    return unless status.distributable?

    status.account.featured_tags.where(tag_id: records.map(&:id)).each do |featured_tag|
      featured_tag.increment(status.created_at)
    end
  end
end