public function classic_autodetect_video_source_accounts( $autodetect_fields, $video_url, $video_source, $event, $ajax_data ) {
		if ( ! $event instanceof \WP_Post ) {
			return $autodetect_fields;
		}

		// All video sources are checked on the first autodetect run, only prevent checking of this source if it is set.
		if ( ! empty( $video_source ) && Zoom_Meta::$key_zoom_source_id !== $video_source ) {
			return $autodetect_fields;
		}

		// Get optional chosen zoom account.
		$zoom_account = Arr::get( $ajax_data, 'zoom-accounts', '' );

		$accounts = $this->api->get_formatted_account_list( true );

		if ( empty( $accounts ) ) {
			$autodetect_fields[] = [
				'path'  => 'virtual-metabox/zoom/autodetect-no-account',
				'field' => [
					'classes_wrap' => [ 'tribe-dependent', 'tribe-events-virtual-meetings-autodetect-zoom__message-wrap', 'error' ],
					'message'        => _x(
						'No Zoom accounts found, use the link to authorize a new account or reauthorize an existing account:',
						'The message for smart url/autodetect when there are no valid zoom accouns.',
						'events-virtual'
					),
					'setup_link_label' => $this->get_connect_to_zoom_label(),
					'setup_link_url'   => Settings::admin_url(),
					'wrap_attrs'   => [
						'data-depends'   => '#tribe-events-virtual-autodetect-source',
						'data-condition' => 'zoom',
					],
				]
			];
		} else {
			$autodetect_fields[] = [
				'path'  => 'components/dropdown',
				'field' => [
					'label'        => _x( 'Choose account:', 'The label of zoom accounts dropdown.', 'events-virtual' ),
					'id'           => 'tribe-events-virtual-autodetect-zoom-account',
					'class'        => 'tribe-events-virtual-meetings-autodetect-zoom__account-dropdown',
					'classes_wrap' => [ 'tribe-dependent', 'tribe-events-virtual-meetings-autodetect-zoom__account-wrap' ],
					'name'         => 'tribe-events-virtual-autodetect[zoom-account]',
					'selected'     => $zoom_account,
					'attrs'        => [
						'placeholder'        => _x(
							'Select an Account',
							'The placeholder for the dropdown to select an account.',
							'events-virtual'
						),
						'data-prevent-clear' => true,
						'data-hide-search'   => true,
						'data-options'       => json_encode( $accounts ),
					],
					'wrap_attrs'   => [
						'data-depends'   => '#tribe-events-virtual-autodetect-source',
						'data-condition' => 'zoom',
					],
				]
			];
		}

		return $autodetect_fields;
	}