BP_REST_Notifications_Endpoint::bp_rest_link_url_update( string $url, BP_Notifications_Notification $notification )

	public function bp_rest_link_url_update( $url, $notification ) {
		$component_action = $notification->component_action;

		switch ( $component_action ) {
			case 'friendship_accepted':
			case 'membership_request_accepted':
			case 'membership_request_rejected':
			case 'member_promoted_to_admin':
			case 'member_promoted_to_mod':
				break;

			case 'friendship_request':
				if (
					! empty( $notification->secondary_item_id )
					&& bp_is_active( 'friends' )
					&& class_exists( 'BP_Friends_Friendship' )
				) {
					$friendship = new BP_Friends_Friendship( $notification->secondary_item_id );
					if ( $friendship->id === $notification->secondary_item_id ) {
						if ( ! empty( $friendship->is_confirmed ) ) {
							$url = bp_loggedin_user_domain() . bp_get_friends_slug();
						}
					} else {
						$url = bp_loggedin_user_domain() . bp_get_friends_slug();
					}
				}
				break;

			case 'new_membership_request':
				if (
					! empty( $notification->secondary_item_id )
					&& bp_is_active( 'groups' )
					&& function_exists( 'groups_get_requests' )
				) {
					$group     = groups_get_group( $notification->item_id );
					$is_member = groups_is_user_member( $notification->secondary_item_id, $notification->item_id );
					if ( ! empty( $is_member ) ) {
						$url = trailingslashit( bp_get_group_permalink( $group ) . 'members' );
					} else {
						$requests = groups_get_requests(
							array(
								'user_id' => $notification->secondary_item_id,
								'item_id' => $notification->item_id,
							)
						);

						if ( empty( $requests ) ) {
							$url = trailingslashit( bp_get_group_permalink( $group ) . 'members' );
						}
					}
				}
				break;

			case 'group_invite':
				if ( bp_is_active( 'groups' ) && function_exists( 'groups_get_invites' ) ) {
					$group     = groups_get_group( $notification->item_id );
					$is_member = groups_is_user_member( $notification->user_id, $notification->item_id );
					if ( ! empty( $is_member ) ) {
						$url = bp_get_group_permalink( $group );
					} else {
						$invites = groups_get_invites(
							array(
								'user_id' => $notification->user_id,
								'item_id' => $notification->item_id,
							)
						);

						if ( empty( $invites ) ) {
							$url = bp_get_group_permalink( $group );
						}
					}
				}
				break;
		}

		return $url;
	}