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Fix last paginated notification group only including data on a single notification
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parent
ad68686bec
commit
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3 changed files with 80 additions and 9 deletions
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@ -80,7 +80,19 @@ class Api::V2::NotificationsController < Api::BaseController
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return [] if @notifications.empty?
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return [] if @notifications.empty?
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MastodonOTELTracer.in_span('Api::V2::NotificationsController#load_grouped_notifications') do
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MastodonOTELTracer.in_span('Api::V2::NotificationsController#load_grouped_notifications') do
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NotificationGroup.from_notifications(@notifications, pagination_range: (@notifications.last.id)..(@notifications.first.id), grouped_types: params[:grouped_types])
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pagination_range = (@notifications.last.id)..@notifications.first.id
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if @notifications.size < limit_param(DEFAULT_NOTIFICATIONS_LIMIT)
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if params[:min_id].present?
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pagination_range = @notifications.last.id...(params[:max_id]&.to_i)
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else
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range_start = params[:since_id]&.to_i
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range_start += 1 unless range_start.nil?
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pagination_range = range_start..(@notifications.first.id)
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end
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end
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NotificationGroup.from_notifications(@notifications, pagination_range: pagination_range, grouped_types: params[:grouped_types])
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end
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end
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end
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end
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@ -64,21 +64,31 @@ class NotificationGroup < ActiveModelSerializers::Model
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binds = [
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binds = [
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account_id,
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account_id,
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SAMPLE_ACCOUNTS_SIZE,
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SAMPLE_ACCOUNTS_SIZE,
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pagination_range.begin,
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pagination_range.end,
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ActiveRecord::Relation::QueryAttribute.new('group_keys', group_keys, ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Array.new(ActiveModel::Type::String.new)),
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ActiveRecord::Relation::QueryAttribute.new('group_keys', group_keys, ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Array.new(ActiveModel::Type::String.new)),
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pagination_range.begin || 0,
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]
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]
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binds << pagination_range.end unless pagination_range.end.nil?
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upper_bound_cond = begin
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if pagination_range.end.nil?
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''
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elsif pagination_range.exclude_end?
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'AND id < $5'
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else
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'AND id <= $5'
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end
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end
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ActiveRecord::Base.connection.select_all(<<~SQL.squish, 'grouped_notifications', binds).cast_values.to_h { |k, *values| [k, values] }
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ActiveRecord::Base.connection.select_all(<<~SQL.squish, 'grouped_notifications', binds).cast_values.to_h { |k, *values| [k, values] }
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SELECT
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SELECT
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groups.group_key,
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groups.group_key,
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(SELECT id FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key AND id <= $4 ORDER BY id DESC LIMIT 1),
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(SELECT id FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key #{upper_bound_cond} ORDER BY id DESC LIMIT 1),
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array(SELECT from_account_id FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key AND id <= $4 ORDER BY id DESC LIMIT $2),
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array(SELECT from_account_id FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key #{upper_bound_cond} ORDER BY id DESC LIMIT $2),
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(SELECT count(*) FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key AND id <= $4) AS notifications_count,
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(SELECT count(*) FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key #{upper_bound_cond}) AS notifications_count,
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(SELECT id FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key AND id >= $3 ORDER BY id ASC LIMIT 1) AS min_id,
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(SELECT id FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key AND id >= $4 ORDER BY id ASC LIMIT 1) AS min_id,
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(SELECT created_at FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key AND id <= $4 ORDER BY id DESC LIMIT 1)
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(SELECT created_at FROM notifications WHERE notifications.account_id = $1 AND notifications.group_key = groups.group_key #{upper_bound_cond} ORDER BY id DESC LIMIT 1)
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FROM
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FROM
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unnest($5::text[]) AS groups(group_key);
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unnest($3::text[]) AS groups(group_key);
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SQL
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SQL
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else
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else
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binds = [
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binds = [
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@ -143,6 +143,55 @@ RSpec.describe 'Notifications' do
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end
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end
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end
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end
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context 'when there are numerous notifications for the same final group' do
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before do
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user.account.notifications.destroy_all
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5.times.each { FavouriteService.new.call(Fabricate(:account), user.account.statuses.first) }
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end
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context 'with no options' do
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it 'returns a notification group covering all notifications' do
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subject
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notification_ids = user.account.notifications.reload.pluck(:id)
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expect(response).to have_http_status(200)
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expect(response.content_type)
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.to start_with('application/json')
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expect(response.parsed_body[:notification_groups]).to contain_exactly(
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a_hash_including(
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type: 'favourite',
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sample_account_ids: have_attributes(size: 5),
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page_min_id: notification_ids.first.to_s,
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page_max_id: notification_ids.last.to_s
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)
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)
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end
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end
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context 'with min_id param' do
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let(:params) { { min_id: user.account.notifications.reload.first.id - 1 } }
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it 'returns a notification group covering all notifications' do
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subject
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notification_ids = user.account.notifications.reload.pluck(:id)
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expect(response).to have_http_status(200)
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expect(response.content_type)
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.to start_with('application/json')
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expect(response.parsed_body[:notification_groups]).to contain_exactly(
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a_hash_including(
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type: 'favourite',
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sample_account_ids: have_attributes(size: 5),
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page_min_id: notification_ids.first.to_s,
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page_max_id: notification_ids.last.to_s
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)
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)
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end
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end
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end
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context 'with no options' do
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context 'with no options' do
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it 'returns expected notification types', :aggregate_failures do
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it 'returns expected notification types', :aggregate_failures do
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subject
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subject
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