mirror of https://github.com/glitch-soc/mastodon
49 lines
1.5 KiB
Ruby
49 lines
1.5 KiB
Ruby
# frozen_string_literal: true
|
|
|
|
class AccountSuggestions
|
|
include DatabaseHelper
|
|
|
|
SOURCES = [
|
|
AccountSuggestions::SettingSource,
|
|
AccountSuggestions::FriendsOfFriendsSource,
|
|
AccountSuggestions::SimilarProfilesSource,
|
|
AccountSuggestions::GlobalSource,
|
|
].freeze
|
|
|
|
BATCH_SIZE = 40
|
|
|
|
def initialize(account)
|
|
@account = account
|
|
end
|
|
|
|
def get(limit, offset = 0)
|
|
with_read_replica do
|
|
account_ids_with_sources = Rails.cache.fetch("follow_recommendations/#{@account.id}", expires_in: 15.minutes) do
|
|
SOURCES.flat_map { |klass| klass.new.get(@account, limit: BATCH_SIZE) }.each_with_object({}) do |(account_id, source), h|
|
|
(h[account_id] ||= []).concat(Array(source).map(&:to_sym))
|
|
end.to_a.shuffle
|
|
end
|
|
|
|
# The sources deliver accounts that haven't yet been followed, are not blocked,
|
|
# and so on. Since we reset the cache on follows, blocks, and so on, we don't need
|
|
# a complicated query on this end.
|
|
|
|
account_ids = account_ids_with_sources[offset, limit]
|
|
accounts_map = Account.where(id: account_ids.map(&:first)).includes(:account_stat, :user).index_by(&:id)
|
|
|
|
account_ids.filter_map do |(account_id, sources)|
|
|
next unless accounts_map.key?(account_id)
|
|
|
|
AccountSuggestions::Suggestion.new(
|
|
account: accounts_map[account_id],
|
|
sources: sources
|
|
)
|
|
end
|
|
end
|
|
end
|
|
|
|
def remove(target_account_id)
|
|
FollowRecommendationMute.create(account_id: @account.id, target_account_id: target_account_id)
|
|
end
|
|
end
|