text: import * as asn1js from "asn1js";
  import { getParametersValue, clearProps } from "pvutils";
  import ResponseBytes from "./ResponseBytes.js";
  import BasicOCSPResponse from "./BasicOCSPResponse.js";
  //**************************************************************************************
  /**
   * Class from RFC6960
   */
  export default class OCSPResponse
  {
  	//**********************************************************************************
  	/**
  	 * Constructor for OCSPResponse class
  	 * @param {Object} [parameters={}]
  	 * @property {Object} [schema] asn1js parsed value
  	 */
  	constructor(parameters = {})
  	{
  		//region Internal properties of the object
  		/**
  		 * @type {Enumerated}
  		 * @description responseStatus
  		 */
  		this.responseStatus = getParametersValue(parameters, "responseStatus", OCSPResponse.defaultValues("responseStatus"));
  
  		if("responseBytes" in parameters)
  			/**
  			 * @type {ResponseBytes}
  			 * @description responseBytes
  			 */
  			this.responseBytes = getParametersValue(parameters, "responseBytes", OCSPResponse.defaultValues("responseBytes"));
  		//endregion
  
  		//region If input argument array contains "schema" for this object
  		if("schema" in parameters)
  			this.fromSchema(parameters.schema);
  		//endregion
  	}
  	//**********************************************************************************
  	/**
  	 * Return default values for all class members
  	 * @param {string} memberName String name for a class member
  	 */
  	static defaultValues(memberName)
  	{
  		switch(memberName)
  		{
  			case "responseStatus":
  				return new asn1js.Enumerated();
  			case "responseBytes":
  				return new ResponseBytes();
  			default:
  				throw new Error(`Invalid member name for OCSPResponse class: ${memberName}`);
  		}
  	}
  	//**********************************************************************************
  	/**
  	 * Compare values with default values for all class members
  	 * @param {string} memberName String name for a class member
  	 * @param {*} memberValue Value to compare with default value
  	 */
  	static compareWithDefault(memberName, memberValue)
  	{
  		switch(memberName)
  		{
  			case "responseStatus":
  				return (memberValue.isEqual(OCSPResponse.defaultValues(memberName)));
  			case "responseBytes":
  				return ((ResponseBytes.compareWithDefault("responseType", memberValue.responseType)) &&
  						(ResponseBytes.compareWithDefault("response", memberValue.response)));
  			default:
  				throw new Error(`Invalid member name for OCSPResponse class: ${memberName}`);
  		}
  	}
  	//**********************************************************************************
  	/**
  	 * Return value of asn1js schema for current class
  	 * @param {Object} parameters Input parameters for the schema
  	 * @returns {Object} asn1js schema object
  	 */
  	static schema(parameters = {})
  	{
  		//OCSPResponse ::= SEQUENCE {
  		//    responseStatus         OCSPResponseStatus,
  		//    responseBytes          [0] EXPLICIT ResponseBytes OPTIONAL }
  		//
  		//OCSPResponseStatus ::= ENUMERATED {
  		//    successful            (0),  -- Response has valid confirmations
  		//    malformedRequest      (1),  -- Illegal confirmation request
  		//    internalError         (2),  -- Internal error in issuer
  		//    tryLater              (3),  -- Try again later
  		//    -- (4) is not used
  		//    sigRequired           (5),  -- Must sign the request
  		//    unauthorized          (6)   -- Request unauthorized
  		//}
  
  		/**
  		 * @type {Object}
  		 * @property {string} [blockName]
  		 * @property {string} [responseStatus]
  		 * @property {string} [responseBytes]
  		 */
  		const names = getParametersValue(parameters, "names", {});
  
  		return (new asn1js.Sequence({
  			name: (names.blockName || "OCSPResponse"),
  			value: [
  				new asn1js.Enumerated({ name: (names.responseStatus || "responseStatus") }),
  				new asn1js.Constructed({
  					optional: true,
  					idBlock: {
  						tagClass: 3, // CONTEXT-SPECIFIC
  						tagNumber: 0 // [0]
  					},
  					value: [
  						ResponseBytes.schema(names.responseBytes || {
  							names: {
  								blockName: "responseBytes"
  							}
  						})
  					]
  				})
  			]
  		}));
  	}
  	//**********************************************************************************
  	/**
  	 * Convert parsed asn1js object into current class
  	 * @param {!Object} schema
  	 */
  	fromSchema(schema)
  	{
  		//region Clear input data first
  		clearProps(schema, [
  			"responseStatus",
  			"responseBytes"
  		]);
  		//endregion
  		
  		//region Check the schema is valid
  		const asn1 = asn1js.compareSchema(schema,
  			schema,
  			OCSPResponse.schema()
  		);
  
  		if(asn1.verified === false)
  			throw new Error("Object's schema was not verified against input data for OCSPResponse");
  		//endregion
  
  		//region Get internal properties from parsed schema
  		this.responseStatus = asn1.result.responseStatus;
  		if("responseBytes" in asn1.result)
  			this.responseBytes = new ResponseBytes({ schema: asn1.result.responseBytes });
  		//endregion
  	}
  	//**********************************************************************************
  	/**
  	 * Convert current object to asn1js object and set correct values
  	 * @returns {Object} asn1js object
  	 */
  	toSchema()
  	{
  		//region Create array for output sequence
  		const outputArray = [];
  
  		outputArray.push(this.responseStatus);
  		if("responseBytes" in this)
  		{
  			outputArray.push(new asn1js.Constructed({
  				idBlock: {
  					tagClass: 3, // CONTEXT-SPECIFIC
  					tagNumber: 0 // [0]
  				},
  				value: [this.responseBytes.toSchema()]
  			}));
  		}
  		//endregion
  
  		//region Construct and return new ASN.1 schema for this object
  		return (new asn1js.Sequence({
  			value: outputArray
  		}));
  		//endregion
  	}
  	//**********************************************************************************
  	/**
  	 * Convertion for the class to JSON object
  	 * @returns {Object}
  	 */
  	toJSON()
  	{
  		const _object = {
  			responseStatus: this.responseStatus.toJSON()
  		};
  
  		if("responseBytes" in this)
  			_object.responseBytes = this.responseBytes.toJSON();
  
  		return _object;
  	}
  	//**********************************************************************************
  	/**
  	 * Get OCSP response status for specific certificate
  	 * @param {Certificate} certificate
  	 * @param {Certificate} issuerCertificate
  	 * @returns {*}
  	 */
  	getCertificateStatus(certificate, issuerCertificate)
  	{
  		//region Initial variables
  		let basicResponse;
  
  		const result = {
  			isForCertificate: false,
  			status: 2 // 0 = good, 1 = revoked, 2 = unknown
  		};
  		//endregion
  
  		//region Check that "ResponseBytes" contain "OCSP_BASIC_RESPONSE"
  		if(("responseBytes" in this) === false)
  			return result;
  
  		if(this.responseBytes.responseType !== "1.3.6.1.5.5.7.48.1.1") // id-pkix-ocsp-basic
  			return result;
  
  		try
  		{
  			const asn1Basic = asn1js.fromBER(this.responseBytes.response.valueBlock.valueHex);
  			basicResponse = new BasicOCSPResponse({ schema: asn1Basic.result });
  		}
  		catch(ex)
  		{
  			return result;
  		}
  		//endregion
  
  		return basicResponse.getCertificateStatus(certificate, issuerCertificate);
  	}
  	//**********************************************************************************
  	/**
  	 * Make a signature for current OCSP Response
  	 * @param {Object} privateKey Private key for "subjectPublicKeyInfo" structure
  	 * @param {string} [hashAlgorithm] Hashing algorithm. Default SHA-1
  	 * @returns {Promise}
  	 */
  	sign(privateKey, hashAlgorithm)
  	{
  		//region Check that ResponseData has type BasicOCSPResponse and sign it
  		if(this.responseBytes.responseType === "1.3.6.1.5.5.7.48.1.1")
  		{
  			const asn1 = asn1js.fromBER(this.responseBytes.response.valueBlock.valueHex);
  			const basicResponse = new BasicOCSPResponse({ schema: asn1.result });
  
  			return basicResponse.sign(privateKey, hashAlgorithm);
  		}
  
  		return Promise.reject(`Unknown ResponseBytes type: ${this.responseBytes.responseType}`);
  		//endregion
  	}
  	//**********************************************************************************
  	/**
  	 * Verify current OCSP Response
  	 * @param {Certificate|null} issuerCertificate In order to decrease size of resp issuer cert could be ommited. In such case you need manually provide it.
  	 * @returns {Promise}
  	 */
  	verify(issuerCertificate = null)
  	{
  		//region Check that ResponseBytes exists in the object
  		if(("responseBytes" in this) === false)
  			return Promise.reject("Empty ResponseBytes field");
  		//endregion
  
  		//region Check that ResponceData has type BasicOCSPResponse and verify it
  		if(this.responseBytes.responseType === "1.3.6.1.5.5.7.48.1.1")
  		{
  			const asn1 = asn1js.fromBER(this.responseBytes.response.valueBlock.valueHex);
  			const basicResponse = new BasicOCSPResponse({ schema: asn1.result });
  
  			if(issuerCertificate !== null)
  			{
  				if(("certs" in basicResponse) === false)
  					basicResponse.certs = [];
  				
  				basicResponse.certs.push(issuerCertificate);
  			}
  			
  			return basicResponse.verify();
  		}
  
  		return Promise.reject(`Unknown ResponseBytes type: ${this.responseBytes.responseType}`);
  		//endregion
  	}
  	//**********************************************************************************
  }
  //**************************************************************************************
  