Merge remote-tracking branch 'parent/main' into upstream-20240906

app/controllers/api/v2_alpha/notifications/accounts_controller.rb

@@ -0,0 +1,50 @@
+# frozen_string_literal: true
+
+class Api::V2Alpha::Notifications::AccountsController < Api::BaseController
+  before_action -> { doorkeeper_authorize! :read, :'read:notifications' }
+  before_action :require_user!
+  before_action :set_notifications!
+  after_action :insert_pagination_headers, only: :index
+
+  def index
+    @accounts = load_accounts
+    render json: @accounts, each_serializer: REST::AccountSerializer
+  end
+
+  private
+
+  def load_accounts
+    @paginated_notifications.map(&:from_account)
+  end
+
+  def set_notifications!
+    @paginated_notifications = begin
+      current_account
+        .notifications
+        .without_suspended
+        .where(group_key: params[:notification_group_key])
+        .includes(from_account: [:account_stat, :user])
+        .paginate_by_max_id(
+          limit_param(DEFAULT_ACCOUNTS_LIMIT),
+          params[:max_id],
+          params[:since_id]
+        )
+    end
+  end
+
+  def next_path
+    api_v2_alpha_notification_accounts_url pagination_params(max_id: pagination_max_id) if records_continue?
+  end
+
+  def prev_path
+    api_v2_alpha_notification_accounts_url pagination_params(min_id: pagination_since_id) unless @paginated_notifications.empty?
+  end
+
+  def pagination_collection
+    @paginated_notifications
+  end
+
+  def records_continue?
+    @paginated_notifications.size == limit_param(DEFAULT_ACCOUNTS_LIMIT)
+  end
+end

app/controllers/api/v2_alpha/notifications_controller.rb

@@ -13,7 +13,6 @@ class Api::V2Alpha::NotificationsController < Api::BaseController
   def index
     with_read_replica do
       @notifications = load_notifications
-      @group_metadata = load_group_metadata
       @grouped_notifications = load_grouped_notifications
       @relationships = StatusRelationshipsPresenter.new(target_statuses_from_notifications, current_user&.account_id)
       @presenter = GroupedNotificationsPresenter.new(@grouped_notifications, expand_accounts: expand_accounts_param)
@@ -34,7 +33,7 @@ class Api::V2Alpha::NotificationsController < Api::BaseController
         'app.notification_grouping.expand_accounts_param' => expand_accounts_param
       )
 
-      render json: @presenter, serializer: REST::DedupNotificationGroupSerializer, relationships: @relationships, group_metadata: @group_metadata, expand_accounts: expand_accounts_param
+      render json: @presenter, serializer: REST::DedupNotificationGroupSerializer, relationships: @relationships, expand_accounts: expand_accounts_param
     end
   end
 
@@ -47,8 +46,8 @@ class Api::V2Alpha::NotificationsController < Api::BaseController
   end
 
   def show
-    @notification = current_account.notifications.without_suspended.find_by!(group_key: params[:id])
-    presenter = GroupedNotificationsPresenter.new([NotificationGroup.from_notification(@notification)])
+    @notification = current_account.notifications.without_suspended.find_by!(group_key: params[:group_key])
+    presenter = GroupedNotificationsPresenter.new(NotificationGroup.from_notifications([@notification]))
     render json: presenter, serializer: REST::DedupNotificationGroupSerializer
   end
 
@@ -58,7 +57,7 @@ class Api::V2Alpha::NotificationsController < Api::BaseController
   end
 
   def dismiss
-    current_account.notifications.where(group_key: params[:id]).destroy_all
+    current_account.notifications.where(group_key: params[:group_key]).destroy_all
     render_empty
   end
 
@@ -77,22 +76,11 @@ class Api::V2Alpha::NotificationsController < Api::BaseController
     end
   end
 
-  def load_group_metadata
-    return {} if @notifications.empty?
-
-    MastodonOTELTracer.in_span('Api::V2Alpha::NotificationsController#load_group_metadata') do
-      browserable_account_notifications
-        .where(group_key: @notifications.filter_map(&:group_key))
-        .where(id: (@notifications.last.id)..(@notifications.first.id))
-        .group(:group_key)
-        .pluck(:group_key, 'min(notifications.id) as min_id', 'max(notifications.id) as max_id', 'max(notifications.created_at) as latest_notification_at')
-        .to_h { |group_key, min_id, max_id, latest_notification_at| [group_key, { min_id: min_id, max_id: max_id, latest_notification_at: latest_notification_at }] }
-    end
-  end
-
   def load_grouped_notifications
+    return [] if @notifications.empty?
+
     MastodonOTELTracer.in_span('Api::V2Alpha::NotificationsController#load_grouped_notifications') do
-      @notifications.map { |notification| NotificationGroup.from_notification(notification, max_id: @group_metadata.dig(notification.group_key, :max_id), grouped_types: params[:grouped_types]) }
+      NotificationGroup.from_notifications(@notifications, pagination_range: (@notifications.last.id)..(@notifications.first.id), grouped_types: params[:grouped_types])
     end
   end