prepare_item_for_database( $request ) {
		$prepared = (object) array(
			'name' => $request['name'],
		);

		if ( $request['app_id'] && ! $request['uuid'] ) {
			$prepared->app_id = $request['app_id'];
		}

		/**
		 * Filters an application password before it is inserted via the REST API.
		 *
		 * @since 5.6.0
		 *
		 * @param stdClass        $prepared An object representing a single application password prepared for inserting or updating the database.
		 * @param WP_REST_Request $request  Request object.
		 */
		return apply_filters( 'rest_pre_insert_application_password', $prepared, $request );
	}

	/**
	 * Prepares the application password for the REST response.
	 *
	 * @since 5.6.0
	 *
	 * @param array           $item    WordPress representation of the item.
	 * @param WP_REST_Request $request Request object.
	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
	 */
	public function prepare_item_for_response( $item, $request ) {
		$user = $this->get_user( $request );

		if ( is_wp_error( $user ) ) {
			return $user;
		}

		$fields = $this->get_fields_for_response( $request );

		$prepared = array(
			'uuid'      => $item['uuid'],
			'app_id'    => empty( $item['app_id'] ) ? '' : $item['app_id'],
			'name'      => $item['name'],
			'created'   => gmdate( 'Y-m-d\TH:i:s', $item['created'] ),
			'last_used' => $item['last_used'] ? gmdate( 'Y-m-d\TH:i:s', $item['last_used'] ) : null,
			'last_ip'   => $item['last_ip'] ? $item['last_ip'] : null,
		);

		if ( isset( $item['new_password'] ) ) {
			$prepared['password'] = $item['new_password'];
		}

		$prepared = $this->add_additional_fields_to_object( $prepared, $request );
		$prepared = $this->filter_response_by_context( $prepared, $request['context'] );

		$response = new WP_REST_Response( $prepared );

		if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) {
			$response->add_links( $this->prepare_links( $user, $item ) );
		}

		/**
		 * Filters the REST API response for an application password.
		 *
		 * @since 5.6.0
		 *
		 * @param WP_REST_Response $response The response object.
		 * @param array            $item     The application password array.
		 * @param WP_REST_Request  $request  The request object.
		 */
		return apply_filters( 'rest_prepare_application_password', $response, $item, $request );
	}

	/**
	 * Prepares links for the request.
	 *
	 * @since 5.6.0
	 *
	 * @param WP_User $user The requested user.
	 * @param array   $item The application password.
	 * @return array The list of links.
	 */
	protected function prepare_links( WP_User $user, $item ) {
		return array(
			'self' => array(
				'href' => rest_url(
					sprintf(
						'%s/users/%d/application-passwords/%s',
						$this->namespace,
						$user->ID,
						$item['uuid']
					)
				),
			),
		);
	}

	/**
	 * Gets the requested user.
	 *
	 * @since 5.6.0
	 *
	 * @param WP_REST_Request $request The request object.
	 * @return WP_User|WP_Error The WordPress user associated with the request, or a WP_Error if none found.
	 */
	protected function get_user( $request ) {
		if ( ! wp_is_application_passwords_available() ) {
			return new WP_Error(
				'application_passwords_disabled',
				__( 'Application passwords are not available.' ),
				array( 'status' => 501 )
			);
		}

		$error = new WP_Error(
			'rest_user_invalid_id',
			__( 'Invalid user ID.' ),
			array( 'status' => 404 )
		);

		$id = $request['user_id'];

		if ( 'me' === $id ) {
			if ( ! is_user_logged_in() ) {
				return new WP_Error(
					'rest_not_logged_in',
					__( 'You are not currently logged in.' ),
					array( 'status' => 401 )
				);
			}

			$user = wp_get_current_user();
		} else {
			$id = (int) $id;

			if ( $id <= 0 ) {
				return $error;
			}

			$user = get_userdata( $id );
		}

		if ( empty( $user ) || ! $user->exists() ) {
			return $error;
		}

		if ( is_multisite() && ! user_can( $user->ID, 'manage_sites' ) && ! is_user_member_of_blog( $user->ID ) ) {
			return $error;
		}

		if ( ! wp_is_application_passwords_available_for_user( $user ) ) {
			return new WP_Error(
				'application_passwords_disabled_for_user',
				__( 'Application passwords are not available for your account. Please contact the site administrator for assistance.' ),
				array( 'status' => 501 )
			);
		}

		return $user;
	}

	/**
	 * Gets the requested application password for a user.
	 *
	 * @since 5.6.0
	 *
	 * @param WP_REST_Request $request The request object.
	 * @return array|WP_Error The application password details if found, a WP_Error otherwise.
	 */
	protected function get_application_password( $request ) {
		$user = $this->get_user( $request );

		if ( is_wp_error( $user ) ) {
			return $user;
		}

		$password = WP_Application_Passwords::get_user_application_password( $user->ID, $request['uuid'] );

		if ( ! $password ) {
			return new WP_Error(
				'rest_application_password_not_found',
				__( 'Application password not found.' ),
				array( 'status' => 404 )
			);
		}

		return $password;
	}

	/**
	 * Retrieves the query params for the collections.
	 *
	 * @since 5.6.0
	 *
	 * @return array Query parameters for the collection.
	 */
	public function get_collection_params() {
		return array(
			'context' => $this->get_context_param( array( 'default' => 'view' ) ),
		);
	}

	/**
	 * Retrieves the application password's schema, conforming to JSON Schema.
	 *
	 * @since 5.6.0
	 *
	 * @return array Item schema data.
	 */
	public function get_item_schema() {
		if ( $this->schema ) {
			return $this->add_additional_fields_schema( $this->schema );
		}

		$this->schema = array(
			'$schema'    => 'http://json-schema.org/draft-04/schema#',
			'title'      => 'application-password',
			'type'       => 'object',
			'properties' => array(
				'uuid'      => array(
					'description' => __( 'The unique identifier for the application password.' ),
					'type'        => 'string',
					'format'      => 'uuid',
					'context'     => array( 'view', 'edit', 'embed' ),
					'readonly'    => true,
				),
				'app_id'    => array(
					'description' => __( 'A UUID provided by the application to uniquely identify it. It is recommended to use an UUID v5 with the URL or DNS namespace.' ),
					'type'        => 'string',
					'format'      => 'uuid',
					'context'     => array( 'view', 'edit', 'embed' ),
				),
				'name'      => array(
					'description' => __( 'The name of the application password.' ),
					'type'        => 'string',
					'required'    => true,
					'context'     => array( 'view', 'edit', 'embed' ),
					'minLength'   => 1,
					'pattern'     => '.*\S.*',
				),
				'password'  => array(
					'description' => __( 'The generated password. Only available after adding an application.' ),
					'type'        => 'string',
					'context'     => array( 'edit' ),
					'readonly'    => true,
				),
				'created'   => array(
					'description' => __( 'The GMT date the application password was created.' ),
					'type'        => 'string',
					'format'      => 'date-time',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'last_used' => array(
					'description' => __( 'The GMT date the application password was last used.' ),
					'type'        => array( 'string', 'null' ),
					'format'      => 'date-time',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
				'last_ip'   => array(
					'description' => __( 'The IP address the application password was last used by.' ),
					'type'        => array( 'string', 'null' ),
					'format'      => 'ip',
					'context'     => array( 'view', 'edit' ),
					'readonly'    => true,
				),
			),
		);

		return $this->add_additional_fields_schema( $this->schema );
	}
}