BP_REST_Account_Settings_Options_Endpoint::get_profile_fields()

	public function get_profile_fields() {
		$fields       = array();
		$field_groups = bp_xprofile_get_groups(
			array(
				'fetch_fields'           => true,
				'fetch_field_data'       => true,
				'fetch_visibility_level' => true,
			)
		);

		if ( ! empty( $field_groups ) ) {
			foreach ( $field_groups as $group ) {
				$fields[] = array(
					'name'        => '',
					'label'       => '',
					'field'       => '',
					'value'       => '',
					'options'     => array(),
					'group_label' => $group->name,
				);

				if ( isset( $group->fields ) && ! empty( $group->fields ) ) {
					foreach ( $group->fields as $field ) {
						$fields[] = array(
							'name'        => 'field_' . $field->id,
							'label'       => $field->name,
							'field'       => ( ! empty( $field->__get( 'allow_custom_visibility' ) ) && 'allowed' === $field->__get( 'allow_custom_visibility' ) ) ? 'select' : '',
							'value'       => xprofile_get_field_visibility_level( $field->id, bp_loggedin_user_id() ),
							'options'     => array_column( bp_xprofile_get_visibility_levels(), 'label', 'id' ),
							'group_label' => '',
						);
					}
				}
			}
		}

		return $fields;
	}