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@randomorg/core

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The official library to access the RANDOM.ORG JSON-RPC API

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var RandomOrgCore=function(e){"use strict";function t(e){return e&&e.__esModule&&Object.prototype.hasOwnProperty.call(e,"default")?e.default:e}var s={};s.RandomOrgBadHTTPResponseError=class extends Error{constructor(e){super(e)}},s.RandomOrgInsufficientBitsError=class extends Error{#e=-1;constructor(e,t){super(e),this.#e=t}getBitsLeft(){return this.#e}},s.RandomOrgInsufficientRequestsError=class extends Error{constructor(e){super(e)}},s.RandomOrgJSONRPCError=class extends Error{constructor(e){super(e)}},s.RandomOrgKeyNotRunningError=class extends Error{constructor(e){super(e)}},s.RandomOrgRANDOMORGError=class extends Error{#t=-1;constructor(e,t=-1){super(e),this.#t=t}getCode(){return this.#t}},s.RandomOrgSendTimeoutError=class extends Error{constructor(e){super(e)}},s.RandomOrgCacheEmptyError=class extends Error{#s=!1;constructor(e,t=!1){super(e),this.#s=t}wasPaused(){return this.#s}};const{RandomOrgInsufficientBitsError:r,RandomOrgCacheEmptyError:a}=s;var i=class{#r=null;#a=null;#i=0;#n=0;#u=-1;#c=[];#o=10;#s=!1;#l=0;#h=0;#d=!1;#E=null;constructor(e,t,s,r,a,i){this.#r=e,this.#a=t,this.#o=s,this.#i=r,this.#n=a,this.#u=i,this.#g()}#g=async()=>{if(!this.#d&&!this.#s){this.#d=!0;let e=null;for(;null==this.#E;)if(this.#i>0){if(!(this.#c.length<=this.#o-this.#i))break;try{e=await this.#r(this.#a),this.#R(e,!0)}catch(t){if(t instanceof r){let s=t.getBitsLeft();if(s>this.#u){let t=Math.floor(s/this.#u);this.#a.params.n=t*this.#n,e=await this.#r(this.#a),this.#R(e,!0),this.#a.params.n=this.#i*this.#n}else this.#E=t}else this.#E=t}}else{if(!(this.#c.length<this.#o))break;try{e=await this.#r(this.#a),this.#R(e,!1)}catch(e){this.#E=e}}this.#d=!1}};stop(){this.#s=!0}resume(){this.#s=!1,this.#m()}isPaused(){return this.#s}get(){if(null!=this.#E)throw this.#E;if(this.#c&&0==this.#c.length)throw this.#s?new a("The RandomOrgCache stack is empty and the cache is paused. Please call resume() to restart populating the cache.",!0):new a("The RandomOrgCache stack is empty, please wait for it to repopulate itself.");{let e=this.#c.pop();return this.#m(),e}}async getOrWait(){try{return this.get()}catch(e){if(e instanceof a){if(this.#s)throw e;return 0==await this.#g()&&await new Promise((e=>setTimeout(e,50))),this.getOrWait()}}}getCachedValues(){return this.#c.length}getBitsUsed(){return this.#l}getRequestsUsed(){return this.#h}#m=()=>{(this.#i>0&&this.#c.length<=this.#o-this.#i||this.#i<=0&&this.#c.length<this.#o)&&this.#g()};#R=(e,t)=>{if(this.#h++,this.#l+=e.result.bitsUsed,t){let t=e.result.random.data;for(let e=0;e<t.length;e+=this.#n)this.#c.push(t.slice(e,e+this.#n))}else this.#c.push(e.result.random.data)}},n=t(i);const{RandomOrgBadHTTPResponseError:u,RandomOrgInsufficientBitsError:c,RandomOrgInsufficientRequestsError:o,RandomOrgJSONRPCError:l,RandomOrgKeyNotRunningError:h,RandomOrgRANDOMORGError:d,RandomOrgSendTimeoutError:E}=s,g=i;var R=class e{static#T="generateIntegers";static#p="generateIntegerSequences";static#D="generateDecimalFractions";static#O="generateGaussians";static#_="generateStrings";static#f="generateUUIDs";static#S="generateBlobs";static#q="getUsage";static#I="generateSignedIntegers";static#y="generateSignedIntegerSequences";static#M="generateSignedDecimalFractions";static#b="generateSignedGaussians";static#A="generateSignedStrings";static#N="generateSignedUUIDs";static#U="generateSignedBlobs";static#x="getResult";static#L="createTickets";static#H="listTickets";static#k="revealTickets";static#C="getTicket";static#w="verifySignature";static BLOB_FORMAT_BASE64="base64";static BLOB_FORMAT_HEX="hex";static DEFAULT_REPLACEMENT=!0;static DEFAULT_BASE=10;static DEFAULT_USER_DATA=null;static DEFAULT_TICKET_ID=null;static DEFAULT_PREGENERATED_RANDOMIZATION=null;static DEFAULT_LICENSE_DATA=null;static UUID_SIZE=122;static DEFAULT_BLOCKING_TIMEOUT=864e5;static DEFAULT_HTTP_TIMEOUT=12e4;static MAX_URL_LENGTH=2046;static#G=1e3;static#B=36e5;#F=-1;#K=-1;#P=-1;#v="";#z="";#V=e.DEFAULT_BLOCKING_TIMEOUT;#j=e.DEFAULT_HTTP_TIMEOUT;#J=0;#Y=0;static#Z={};static#W=[100,101,200,201,202,203,204,300,301,302,303,304,305,306,307,400,401,402,403,404,405,420,421,422,423,424,425,426,500,32e3];constructor(t,s={}){if(e.#Z&&e.#Z[t])return e.#Z[t];this.#z=t,this.#V=s.blockingTimeout||864e5,this.#j=s.httpTimeout||12e4,e.#Z[t]=this}async generateIntegers(e,t,s,r={}){let a=this.#X(e,t,s,r);return this.#Q(this.#$(a))}async generateIntegerSequences(e,t,s,r,a={}){let i=this.#ee(e,t,s,r,a);return this.#Q(this.#$(i))}async generateDecimalFractions(e,t,s={}){let r=this.#te(e,t,s);return this.#Q(this.#$(r))}async generateGaussians(e,t,s,r,a={}){let i=this.#se(e,t,s,r,a);return this.#Q(this.#$(i))}async generateStrings(e,t,s,r={}){let a=this.#re(e,t,s,r);return this.#Q(this.#$(a))}async generateUUIDs(e,t={}){let s=this.#ae(e,t);return this.#Q(this.#$(s))}async generateBlobs(e,t,s={}){let r=this.#ie(e,t,s);return this.#Q(this.#$(r))}async generateSignedIntegers(e,t,s,r={}){let a=this.#X(e,t,s,r,!0);return this.#ne(this.#$(a))}async generateSignedIntegerSequences(e,t,s,r,a={}){let i=this.#ee(e,t,s,r,a,!0);return this.#ne(this.#$(i))}async generateSignedDecimalFractions(e,t,s={}){let r=this.#te(e,t,s,!0);return this.#ne(this.#$(r))}async generateSignedGaussians(e,t,s,r,a={}){let i=this.#se(e,t,s,r,a,!0);return this.#ne(this.#$(i))}async generateSignedStrings(e,t,s,r={}){let a=this.#re(e,t,s,r,!0);return this.#ne(this.#$(a))}async generateSignedUUIDs(e,t={}){let s=this.#ae(e,t,!0);return this.#ne(this.#$(s))}async generateSignedBlobs(e,t,s={}){let r=this.#ie(e,t,s,!0);return this.#ne(this.#$(r))}async verifySignature(t,s){let r={random:t,signature:s},a=this.#ue(e.#w,r);return this.#ce(this.#$(a))}async getBitsLeft(){let t=Date.now()>this.#Y+e.#B;return(this.#F<0||t)&&await this.#oe(),this.#F}async getRequestsLeft(){let t=Date.now()>this.#Y+e.#B;return(this.#K<0||t)&&await this.#oe(),this.#K}async getResult(t){let s={serialNumber:t},r=this.#le(e.#x,s);return this.#ne(this.#$(r))}async createTickets(t,s){let r={n:t,showResult:s},a=this.#le(e.#L,r);return this.#he(this.#$(a))}async revealTickets(t){let s={ticketId:t},r=this.#le(e.#k,s);return this.#he(this.#$(r))}async listTickets(t){let s={ticketType:t},r=this.#le(e.#H,s);return this.#he(this.#$(r))}async getTicket(t){let s={ticketId:t},r=this.#ue(e.#C,s);return this.#he(this.#$(r))}createUrl(t,s){let r="https://api.random.org/signatures/form?format=json";if(r+="&random="+this.#de(JSON.stringify(t)),r+="&signature="+this.#de(s),r.length>e.MAX_URL_LENGTH)throw new d("Error: URL exceeds maximum length("+e.MAX_URL_LENGTH+" characters).");return r}createHtml(e,t){let s="<form action='https://api.random.org/signatures/form' method='post'>\n";return s+=" "+this.#Ee("hidden","format","json")+"\n",s+=" "+this.#Ee("hidden","random",JSON.stringify(e))+"\n",s+=" "+this.#Ee("hidden","signature",t)+"\n",s+=" <input type='submit' value='Validate' />\n</form>",s}createIntegerCache(e,t,s,r={}){let a=r.cacheSize||20;a<2&&(a=2);let i=this.#X(e,t,s,r),n=Math.ceil(Math.log(s-t+1)/Math.log(2)*e),u=0;return"replacement"in r&&!0!==r.replacement||(u=a/2,i.params.n=e*u),new g(this.#$.bind(this),i,a,u,e,n)}createIntegerSequenceCache(e,t,s,r,a={}){let i=a.cacheSize||20;i<2&&(i=2);let n,u=Math.ceil(Math.log(this.#ge(r)-this.#Re(s),1)/Math.log(2)*e*this.#ge(t)),c=0;n=a.replacement&&Array.isArray(a.replacement)?a.replacement.every((e=>!0===e)):a.replacement||!0,n&&(c=i/2,Array.isArray(t)&&(t=this.#me(t,c)),Array.isArray(s)&&(s=this.#me(s,c)),Array.isArray(r)&&(r=this.#me(r,c)),a.replacement&&Array.isArray(a.replacement)&&(a.replacement=this.#me(a.replacement,c)),a.base&&Array.isArray(a.base)&&(a.base=this.#me(a.base,c)));let o=this.#ee(e,t,s,r,a);return n&&(o.params.n=c*e),new g(this.#$.bind(this),o,i,c,e,u)}createDecimalFractionCache(e,t,s={}){let r=s.cacheSize||20;r<2&&(r=2);let a=this.#te(e,t,s),i=0;"replacement"in s&&!0!==s.replacement||(i=r/2,a.params.n=e*i);let n=Math.ceil(Math.log(10)/Math.log(2)*t*e);return new g(this.#$.bind(this),a,r,i,e,n)}createGaussianCache(e,t,s,r,a={}){let i=a.cacheSize||20;i<2&&(i=2);let n=Math.ceil(Math.log(Math.pow(10,r))/Math.log(2)*e),u=i/2,c=this.#se(e*u,t,s,r);return new g(this.#$.bind(this),c,i,u,e,n)}createStringCache(e,t,s,r={}){let a=r.cacheSize||20;a<2&&(a=2);let i=this.#re(e,t,s,r),n=Math.ceil(Math.log(s.length)/Math.log(2)*t*e),u=0;return"replacement"in r&&!0!==r.replacement||(u=a/2,i.params.n=e*u),new g(this.#$.bind(this),i,a,u,e,n)}createUUIDCache(t,s={}){let r=s.cacheSize||10;r<2&&(r=2);let a=t*e.UUID_SIZE,i=r/2,n=this.#ae(t*i);return new g(this.#$.bind(this),n,r,i,t,a)}createBlobCache(e,t,s={}){let r=s.cacheSize||10;r<2&&(r=2);let a=e*t,i=r/2,n=this.#ie(e*i,t,s);return new g(this.#$.bind(this),n,r,i,e,a)}#$=async function(t){if(-1!=this.#P){if(Date.now()<this.#P)throw new o(this.#v);this.#P=-1,this.#v=null}let s=this.#J-(Date.now()-this.#Y);if(-1!=this.#V&&s>this.#V)throw new E("The server advisory delay of "+s+"millis is greater than the defined maximum allowed blocking time of "+this.#V+"millis.");s>0&&await new Promise((e=>setTimeout(e,s)));let r=this.#j;return new Promise((function(e){let s=new XMLHttpRequest;s.open("POST","https://api.random.org/json-rpc/4/invoke"),s.setRequestHeader("Content-Type","application/json"),s.ontimeout=function(){throw new E("The maximum allowed blocking time of "+r+"millis has been exceeded while waiting for the server to respond.")},s.onload=function(){if(!(this.status>=200&&this.status<300))throw new u("Error: "+s.status);e(s.responseText)},s.onerror=function(e){throw e instanceof Error?e:(console.info("** An error occurred during the transaction."),new Error(s.responseText))},s.timeout=r,s.send(JSON.stringify(t))})).then((s=>{if((s=JSON.parse(s)).error){let t=s.error.code,r=s.error.message,a=s.error.data;if(401==t)throw new h("Error "+t+": "+r);if(402==t){let e=(new Date).setUTCHours(0,0,0,0);throw this.#P=+e,this.#v="Error "+t+": "+r,this.#K=a[1],new o(this.#v)}throw 403==t?(this.#F=a[1],new c("Error"+t+": "+r,this.#F)):e.#W.includes(t)?new d("Error "+t+": "+r,t):new l("Error "+t+": "+r)}return[e.#w,e.#x,e.#L,e.#H,e.#C].includes(t.method)?this.#J=e.#G:(this.#K=s.result.requestsLeft,this.#F=s.result.bitsLeft,s.result.advisoryDelay?this.#J=s.result.advisoryDelay:this.#J=e.#G),this.#Y=Date.now(),s}))};#oe=async()=>{let t=this.#le(e.#q,{});return this.#he(this.#$(t))};#ue=(e,t)=>({jsonrpc:"2.0",method:e,params:t,id:this.#Te()});#le=(e,t)=>(t.apiKey=this.#z,this.#ue(e,t));#Q=async e=>e.then((e=>e.result.random.data));#ne=async e=>e.then((e=>({data:e.result.random.data,random:e.result.random,signature:e.result.signature})));#ce=async e=>e.then((e=>e.result.authenticity));#he=async e=>e.then((e=>e.result));#X=(t,s,r,{replacement:a=!0,base:i=10,pregeneratedRandomization:n=null,licenseData:u=null,userData:c=null,ticketId:o=null}={},l=!1)=>{let h={n:t,min:s,max:r,replacement:a,base:i};h=this.#pe(h,n,u,c,o,l);let d=l?e.#I:e.#T;return this.#le(d,h)};#ee=(t,s,r,a,{replacement:i=!0,base:n=10,pregeneratedRandomization:u=null,licenseData:c=null,userData:o=null,ticketId:l=null}={},h=!1)=>{let d={n:t,length:s,min:r,max:a,replacement:i,base:n};d=this.#pe(d,u,c,o,l,h);let E=h?e.#y:e.#p;return this.#le(E,d)};#te=(t,s,{replacement:r=!0,pregeneratedRandomization:a=null,licenseData:i=null,userData:n=null,ticketId:u=null}={},c=!1)=>{let o={n:t,decimalPlaces:s,replacement:r};o=this.#pe(o,a,i,n,u,c);let l=c?e.#M:e.#D;return this.#le(l,o)};#se=(t,s,r,a,{pregeneratedRandomization:i=null,licenseData:n=null,userData:u=null,ticketId:c=null}={},o=!1)=>{let l={n:t,mean:s,standardDeviation:r,significantDigits:a};l=this.#pe(l,i,n,u,c,o);let h=o?e.#b:e.#O;return this.#le(h,l)};#re=(t,s,r,{replacement:a=!0,pregeneratedRandomization:i=null,licenseData:n=null,userData:u=null,ticketId:c=null}={},o=!1)=>{let l={n:t,length:s,characters:r,replacement:a};l=this.#pe(l,i,n,u,c,o);let h=o?e.#A:e.#_;return this.#le(h,l)};#ae=(t,{pregeneratedRandomization:s=null,licenseData:r=null,userData:a=null,ticketId:i=null}={},n=!1)=>{let u={n:t};u=this.#pe(u,s,r,a,i,n);let c=n?e.#N:e.#f;return this.#le(c,u)};#ie=(t,s,{format:r=this.BASE64,pregeneratedRandomization:a=null,licenseData:i=null,userData:n=null,ticketId:u=null},c=!1)=>{let o={n:t,size:s,format:r};o=this.#pe(o,a,i,n,u,c);let l=c?e.#U:e.#S;return this.#le(l,o)};#pe=(e,t,s,r,a,i=!1)=>(e.pregeneratedRandomization=t,i&&(e.licenseData=s,e.userData=r,e.ticketId=a),e);#me=(e,t)=>Array.from({length:t},(()=>e)).flat();#ge=e=>Array.isArray(e)?e.reduce((function(e,t){return Math.max(e,t)})):e;#Re=e=>Array.isArray(e)?e.reduce((function(e,t){return Math.min(e,t)})):e;#de=e=>{if(!/^([0-9a-zA-Z+/]{4})*(([0-9a-zA-Z+/]{2}==)|([0-9a-zA-Z+/]{3}=))?$/.test(e))try{window&&(e=btoa(e))}catch(t){t instanceof ReferenceError&&(e=Buffer.from(e).toString("base64"))}return e=(e=(e=e.replace(/=/g,"%3D")).replace(/\+/g,"%2B")).replace(/\//g,"%2F")};#Ee=(e,t,s)=>"<input type='"+e+"' name='"+t+"' value='"+s+"' />";#Te=()=>"xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g,(function(e){var t=16*Math.random()|0;return("x"==e?t:3&t|8).toString(16)}))},m=t(R);let T=s.RandomOrgRANDOMORGError,p=s.RandomOrgBadHTTPResponseError,D=s.RandomOrgInsufficientBitsError,O=s.RandomOrgInsufficientRequestsError,_=s.RandomOrgJSONRPCError,f=s.RandomOrgKeyNotRunningError,S=s.RandomOrgSendTimeoutError,q=s.RandomOrgCacheEmptyError;return e.RandomOrgBadHTTPResponseError=p,e.RandomOrgCache=n,e.RandomOrgCacheEmptyError=q,e.RandomOrgClient=m,e.RandomOrgInsufficientBitsError=D,e.RandomOrgInsufficientRequestsError=O,e.RandomOrgJSONRPCError=_,e.RandomOrgKeyNotRunningError=f,e.RandomOrgRANDOMORGError=T,e.RandomOrgSendTimeoutError=S,e.default=m,Object.defineProperty(e,"__esModule",{value:!0}),e}({}); //# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"file":"rdocore.iife.min.js","sources":["../RandomOrgErrors.js","../RandomOrgCache.js","../RandomOrgClient.js","../esm/index.js"],"sourcesContent":["'use strict';\r\n\r\n/**\r\n * Error thrown by the RandomOrgClient class when the connection doesn't return\r\n * a HTTP 200 OK response.\r\n */\r\nexports.RandomOrgBadHTTPResponseError = class RandomOrgBadHTTPResponseError extends Error\r\n{\r\n    /**\r\n     * Constructs a new exception with the specified detail message.\r\n     * @param {string} message The detail message.\r\n     */\r\n    constructor(message) {\r\n        super(message);\r\n    }\r\n}\r\n\r\n/**\r\n * Error thrown by the RandomOrgClient class when its API key's request has\r\n * exceeded its remaining server bits allowance.\r\n * \r\n * If the client is currently issuing large requests it may be possible succeed\r\n * with smaller requests. Use the getBitsLeft() call in this class to help\r\n * determine if an alternative request size is appropriate.\r\n */\r\n exports.RandomOrgInsufficientBitsError = class RandomOrgInsufficientBitsError extends Error\r\n{\r\n    // Stores the number of bits remaining\r\n    #bits = -1;\r\n    \r\n    /**\r\n     * Constructs a new exception with the specified detail message.\r\n     * @constructor\r\n     * @param {string} message The detail message.\r\n     * @param {number} bits Bits remaining just before the error was thrown.\r\n     */\r\n    constructor(message, bits) {\r\n        super(message);\r\n        this.#bits = bits;\r\n    }\r\n\r\n    /**\r\n     * Gets the number of bits remaining.\r\n     * @returns {number} The number of bits left.\r\n     */\r\n    getBitsLeft() {\r\n        return this.#bits;\r\n    }\r\n}\r\n\r\n/**\r\n * Error thrown by the RandomOrgClient class when its API key's server requests\r\n * allowance has been exceeded.\r\n * \r\n * This indicates that a back-off until midnight UTC is in effect, before which\r\n * no requests will be sent by the client as no meaningful server responses will\r\n * be returned.\r\n */\r\nexports.RandomOrgInsufficientRequestsError = class RandomOrgInsufficientRequestsError extends Error\r\n{\r\n    /**\r\n     * Constructs a new exception with the specified detail message.\r\n     * @constructor\r\n     * @param {string} message The detail message.\r\n     */\r\n    constructor(message) {\r\n        super(message);\r\n    }\r\n}\r\n\r\n/**\r\n * Error thrown by the RandomOrgClient class when the server returns a JSON-RPC\r\n * Error. See https://api.random.org/json-rpc/4/error-codes\r\n */\r\nexports.RandomOrgJSONRPCError = class RandomOrgJSONRPCError extends Error\r\n{\r\n    /**\r\n     * Constructs a new exception with the specified detail message.\r\n     * @constructor\r\n     * @param {string} message The detail message.\r\n     */\r\n    constructor(message) {\r\n        super(message);\r\n    }\r\n}\r\n\r\n/**\r\n * Error thrown by the RandomOrgClient class when its API key has been stopped.\r\n * Requests will not complete while API key is in the stopped state.\r\n */\r\nexports.RandomOrgKeyNotRunningError = class RandomOrgKeyNotRunningError extends Error\r\n{\r\n    /**\r\n     * Error thrown by the RandomOrgClient class when its API key has been stopped.\r\n     * Requests will not complete while API key is in the stopped state.\r\n     * @constructor\r\n     * @param {string} message The detail message.\r\n     */\r\n    constructor(message) {\r\n        super(message);\r\n    }\r\n}\r\n\r\n/**\r\n * Error thrown by the RandomOrgClient class when the server returns a\r\n * RANDOM.ORG Error. See https://api.random.org/json-rpc/4/error-codes\r\n */\r\nexports.RandomOrgRANDOMORGError = class RandomOrgRANDOMORGError extends Error\r\n{\r\n    // Stores the code of the RANDOM.ORG error\r\n    #code = -1;\r\n\r\n    /**\r\n     * Error thrown by the RandomOrgClient class when the server returns a\r\n     * RANDOM.ORG Error. See https://api.random.org/json-rpc/4/error-codes\r\n     * @constructor\r\n     * @param {string} message The detail message.\r\n     * @param {number=} [code=-1] The error code.\r\n     */\r\n    constructor(message, code = -1) {\r\n        super(message);    \r\n        this.#code = code;\r\n    }\r\n\r\n    /**\r\n     * Gets the RANDOM.ORG error code, see\r\n     * https://api.random.org/json-rpc/4/error-codes\r\n     * @returns {number} The error code.\r\n     */\r\n    getCode() {\r\n        return this.#code;\r\n    }\r\n}\r\n\r\n/**\r\n * Error thrown by the RandomOrgClient class when its set blocking timeout is\r\n * exceeded before the request can be sent.\r\n */\r\nexports.RandomOrgSendTimeoutError = class RandomOrgSendTimeoutError extends Error\r\n{\r\n    /**\r\n     * Error thrown by the RandomOrgClient class when its set blocking timeout is\r\n     * exceeded before the request can be sent.\r\n     * @constructor\r\n     * @param {string} message The detail message.\r\n     */\r\n    constructor(message) {\r\n        super(message);\r\n    }\r\n}\r\n\r\n/**\r\n * Error thrown when data retrieval from an emtpy RandomOrgCache is attempted.\r\n */\r\nexports.RandomOrgCacheEmptyError = class RandomOrgCacheEmptyError extends Error\r\n{\r\n    #paused = false;\r\n\r\n    /**\r\n     * Error thrown when data retrieval from an emtpy RandomOrgCache is attempted.\r\n     * @constructor\r\n     * @param {string} message The detail message.\r\n     * @param {boolean} paused Reflects whether the RandomOrgCache instance was\r\n     *     paused when this error was thrown.\r\n     */\r\n    constructor(message, paused = false) {\r\n        super(message);\r\n        this.#paused = paused;\r\n    }\r\n\r\n    /**\r\n     * Returns whether the cache was paused at the time when the\r\n     * error was thrown.\r\n     * @returns {boolean} True if paused, false otherwise.\r\n     */\r\n    wasPaused() {\r\n        return this.#paused;\r\n    }\r\n}","'use strict';\r\nconst {\r\n    RandomOrgInsufficientBitsError,\r\n    RandomOrgCacheEmptyError\r\n} = require('./RandomOrgErrors.js');\r\n/**\r\n * Precache class for frequently used requests.\r\n */\r\nmodule.exports = class RandomOrgCache {\r\n    // function used to send a request\r\n    #requestFunction = null;\r\n\r\n    // request to be sent\r\n    #request = null;\r\n\r\n    // n for bulk requests\r\n    #bulkRequestNumber = 0;\r\n    // n for a single request\r\n    #requestNumber = 0;\r\n    // size of a single request in bits\r\n    #requestSize = -1;\r\n\r\n    // stores cached arrays of values\r\n    #stack = [];\r\n    // number of arrays to try to maintain in #stack\r\n    #cacheSize = 10;\r\n\r\n    // status of the cache\r\n    #paused = false;\r\n    // bits used by this cache\r\n    #bitsUsed = 0;\r\n    // requests used by this cache\r\n    #requestsUsed = 0;\r\n    // ensures #populate() does not issue parallel requests\r\n    #currentlyPopulating = false;\r\n\r\n    // an error which will be thrown on the next call to get() or getOrWait()\r\n    #error = null;\r\n\r\n    /**\r\n     * Initialize class and start stack population\r\n     * \r\n     * ** WARNING** Should only be called by RandomOrgClient's createCache()\r\n     * methods.\r\n     * @param {function(Object) : Object} requestFunction Function used to send\r\n     *     supplied request to server.\r\n     * @param {Object} request Request to send to server via requestFunction.\r\n     * @param {number} cacheSize Number of request responses to try maintain.\r\n     * @param {number} bulkRequestNumber If request is set to be issued in bulk,\r\n     *     number of result sets in a bulk request, else 0.\r\n     * @param {number} requestNumber If request is set to be issued in bulk,\r\n     *     number of results in a single request, else 0.\r\n     * @param {number} singleRequestSize Size of a single request in bits for\r\n     *     adjusting bulk requests if bits are in short supply on the server.\r\n     */\r\n    constructor(requestFunction, request, cacheSize, bulkRequestNumber, requestNumber, singleRequestSize) {\r\n        this.#requestFunction = requestFunction;\r\n\r\n        this.#request = request;\r\n        \r\n        this.#cacheSize = cacheSize;\r\n\r\n        this.#bulkRequestNumber = bulkRequestNumber;\r\n        this.#requestNumber = requestNumber;\r\n        this.#requestSize = singleRequestSize;\r\n\r\n        this.#populate();\r\n    }\r\n\r\n    /**\r\n     * Function to continue issuing requests until the stack is full.\r\n     * \r\n     * Keep issuing requests to server until stack is full. When stack is full\r\n     * if requests are being issued in bulk, wait until stack has enough space\r\n     * to accommodate all of a bulk request before issuing a new request, otherwise\r\n     * issue a new request every time an item in the stack has been consumed. Note\r\n     * that requests are blocking ('await' is used when calling the requestFunction),\r\n     * i.e., only one request will be issued by the cache at any given time.\r\n     */\r\n    #populate = async () => {\r\n        if (!this.#currentlyPopulating && !this.#paused) {\r\n            this.#currentlyPopulating = true;\r\n\r\n            let response = null;\r\n\r\n            while (true) {\r\n                if (this.#error != null) {\r\n                    break;\r\n                }\r\n                if (this.#bulkRequestNumber > 0) {\r\n                    // Is there space for a bulk response in the stack?\r\n                    if (this.#stack.length <= (this.#cacheSize - this.#bulkRequestNumber)) {\r\n                        try {\r\n                            response = await this.#requestFunction(this.#request);\r\n                            this.#addResponse(response, true);\r\n                        } catch (e) {\r\n                            // not enough bits remaining for a bulk request\r\n                            if (e instanceof RandomOrgInsufficientBitsError) {\r\n                                let bitsLeft = e.getBitsLeft();\r\n                                if (bitsLeft > this.#requestSize) {\r\n                                    // if possible, adjust request for the largest possible size\r\n                                    let adjustedBulk = Math.floor(bitsLeft/this.#requestSize);\r\n                                    this.#request.params.n = adjustedBulk * this.#requestNumber;\r\n\r\n                                    response = await this.#requestFunction(this.#request);\r\n                                    this.#addResponse(response, true);\r\n\r\n                                    // reset to original bulk request size\r\n                                    this.#request.params.n = this.#bulkRequestNumber * this.#requestNumber;\r\n                                } else {\r\n                                    // request size cannot be adjusted\r\n                                    this.#error = e;\r\n                                }                                \r\n                            } else {\r\n                                // Any other error thrown during in the request function\r\n                                this.#error = e;\r\n                            }\r\n                        }\r\n                    } else {\r\n                        // no space for a bulk request\r\n                        break;\r\n                    }\r\n                } else if (this.#stack.length < this.#cacheSize) {\r\n                    // individual requests\r\n                    try {\r\n                        response = await this.#requestFunction(this.#request);\r\n                        this.#addResponse(response, false);\r\n                    } catch(e) {\r\n                        this.#error = e;\r\n                    }\r\n                } else {\r\n                    // the stack is full\r\n                    break;\r\n                }\r\n            }               \r\n\r\n            this.#currentlyPopulating = false;\r\n        }\r\n    }\r\n\r\n    /**\r\n     * The cache will no longer continue to populate itself.\r\n     */\r\n    stop() {\r\n        this.#paused = true;\r\n    }\r\n\r\n    /**\r\n     * The cache will resume populating itself if stopped.\r\n     */\r\n    resume() {\r\n        this.#paused = false;\r\n\r\n        // check if it needs to be repopulated\r\n        this.#refresh();\r\n    }\r\n\r\n    /**\r\n     * Checks if the cache is currently not re-populating itself.\r\n     * \r\n     * Values currently cached may still be retrieved with get() but no new\r\n     * values are being fetched from the server. This state can be changed with\r\n     * stop() and resume().\r\n     * @returns {boolean} True if cache is currently not re-populating itself,\r\n     *     false otherwise.\r\n     */\r\n    isPaused() {\r\n        return this.#paused;\r\n    }\r\n\r\n    /**\r\n     * Gets the next response.\r\n     * Note that if the cache is empty, if was constructed with unsuitable parameter\r\n     * values or if the daily allowance of bits/requests has been reached, the appropriate\r\n     * error will be thrown.\r\n     * @returns {any[]} The next appropriate response for the request this RandomOrgCache\r\n     *     represents or, if stack is empty throws an error.\r\n     * @throws RandomOrgCacheEmptyError if the cache is empty.\r\n     */\r\n    get() {\r\n        if (this.#error != null) {\r\n            throw this.#error;\r\n        }\r\n        if (this.#stack && this.#stack.length == 0) {\r\n            if (this.#paused) {\r\n                throw new RandomOrgCacheEmptyError('The RandomOrgCache stack '\r\n                    + 'is empty and the cache is paused. Please call resume() to '\r\n                    + 'restart populating the cache.', true);            \r\n            } else {\r\n                throw new RandomOrgCacheEmptyError('The RandomOrgCache stack '\r\n                    + 'is empty, please wait for it to repopulate itself.');\r\n            }\r\n        } else {\r\n            let data = this.#stack.pop();\r\n\r\n            // check if it needs to be repopulated\r\n            this.#refresh();\r\n\r\n            return data;\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Get next response or wait until the next value is available. This method\r\n     * will block until a value is available. Note: this method will throw an error\r\n     * if the cache is empty and has been paused, i.e. is not being populated. If\r\n     * the cache was constructed with unsuitable parameter values or the daily allowance\r\n     * of bits/requests has been reached, the appropriate error will also be thrown.\r\n     * @returns {Promise<any[]>} The next appropriate response for the request this\r\n     * RandomOrgCache represents.\r\n     * @throws RandomOrgCacheEmptyError if the cache is empty and is paused.\r\n     */\r\n    async getOrWait() {\r\n        try {\r\n            let values = this.get();\r\n            return values;\r\n        } catch (e) {\r\n            if (e instanceof RandomOrgCacheEmptyError) {\r\n                if (this.#paused) {\r\n                    // The cache is paused and will not return any values\r\n                    throw e;\r\n                }\r\n                let cachedValues = await this.#populate();\r\n                if (cachedValues == 0) {\r\n                    // The cache has not yet repopulated.\r\n                    await new Promise(r => setTimeout(r, 50));\r\n                }\r\n                return this.getOrWait();\r\n            }\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Gets the number of result sets remaining in the cache.\r\n     * \r\n     * This essentially returns how often get() may be called without\r\n     * a cache refill.\r\n     * @returns {number} Current number of cached results.\r\n     */\r\n    getCachedValues() {\r\n        return this.#stack.length;\r\n    }\r\n\r\n    /**\r\n     * Gets the number of bits used by this cache.\r\n     * @returns {number} Number of bits used.\r\n     */\r\n    getBitsUsed() {\r\n        return this.#bitsUsed;\r\n    }\r\n\r\n    /**\r\n     * Gets number of requests used by this cache.\r\n     * @returns {number} Number of requests used.\r\n     */\r\n    getRequestsUsed() {\r\n        return this.#requestsUsed;\r\n    }\r\n\r\n    /**\r\n     * Helper function to check if the cache needs to be repopulated.\r\n     */\r\n    #refresh = () => {\r\n        if (this.#bulkRequestNumber > 0 && this.#stack.length <= (this.#cacheSize - this.#bulkRequestNumber)) {\r\n            // bulk requests\r\n            this.#populate();\r\n        }\r\n        else if (this.#bulkRequestNumber <= 0 && this.#stack.length < this.#cacheSize) {\r\n            // individual requests\r\n            this.#populate();\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Helper function to add a response to the stack.\r\n     * @param {any[]} response The response received from the server.\r\n     * @param {boolean} bulk True if the cache issues bulk requests, false otherwise.\r\n     */\r\n    #addResponse = (response, bulk) => {\r\n        this.#requestsUsed++;\r\n        this.#bitsUsed += response.result.bitsUsed;\r\n\r\n        if (bulk) {\r\n            let data = response.result.random.data;\r\n            for (let i = 0; i < data.length; i += this.#requestNumber) {\r\n                this.#stack.push(data.slice(i, i + this.#requestNumber));\r\n            }\r\n        } else {\r\n            this.#stack.push(response.result.random.data);\r\n        }\r\n    }\r\n}","'use strict';\r\n\r\nconst {\r\n    RandomOrgBadHTTPResponseError,\r\n    RandomOrgInsufficientBitsError,\r\n    RandomOrgInsufficientRequestsError,\r\n    RandomOrgJSONRPCError,\r\n    RandomOrgKeyNotRunningError,\r\n    RandomOrgRANDOMORGError,\r\n    RandomOrgSendTimeoutError\r\n} = require('./RandomOrgErrors.js');\r\nconst RandomOrgCache = require('./RandomOrgCache.js');\r\n/* node-import */\r\nconst XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest;\r\n/* end-node-import */\r\n\r\n/**\r\n * RandomOrgClient main class through which API functions are accessed.\r\n * \r\n * This class provides access to both the signed and unsigned methods of the\r\n * RANDOM.ORG API.\r\n * \r\n * The class also provides access to the creation of a convenience class, RandomOrgCache,\r\n * for precaching API responses when the request is known in advance.\r\n * \r\n * This class will only allow the creation of one instance per API key. If an\r\n * instance of this class already exists for a given key, that instance will be\r\n * returned instead of a new instance.\r\n * \r\n * This class obeys most of the guidelines set forth in https://api.random.org/json-rpc/4\r\n * All requests respect the server's advisoryDelay returned in any responses, or use\r\n * DEFAULT_DELAY if no advisoryDelay is returned. If the supplied API key is paused, i.e.,\r\n * has exceeded its daily bit/request allowance, this implementation will back off until\r\n * midnight UTC.\r\n */\r\nmodule.exports = class RandomOrgClient {\r\n    // Basic API\r\n    static #INTEGER_METHOD = 'generateIntegers';\r\n    static #INTEGER_SEQUENCE_METHOD = 'generateIntegerSequences';\r\n    static #DECIMAL_FRACTION_METHOD = 'generateDecimalFractions';\r\n    static #GAUSSIAN_METHOD = 'generateGaussians';\r\n    static #STRING_METHOD = 'generateStrings';\r\n    static #UUID_METHOD = 'generateUUIDs';\r\n    static #BLOB_METHOD = 'generateBlobs';\r\n    static #GET_USAGE_METHOD = 'getUsage';\r\n\r\n    // Signed API\r\n    static #SIGNED_INTEGER_METHOD = 'generateSignedIntegers';\r\n    static #SIGNED_INTEGER_SEQUENCE_METHOD = 'generateSignedIntegerSequences';\r\n    static #SIGNED_DECIMAL_FRACTION_METHOD = 'generateSignedDecimalFractions';\r\n    static #SIGNED_GAUSSIAN_METHOD = 'generateSignedGaussians';\r\n    static #SIGNED_STRING_METHOD = 'generateSignedStrings';\r\n    static #SIGNED_UUID_METHOD = 'generateSignedUUIDs';\r\n    static #SIGNED_BLOB_METHOD = 'generateSignedBlobs';\r\n    static #GET_RESULT_METHOD = 'getResult';\r\n    static #CREATE_TICKET_METHOD = 'createTickets';\r\n    static #LIST_TICKET_METHOD = 'listTickets';\r\n    static #REVEAL_TICKET_METHOD = 'revealTickets';\r\n    static #GET_TICKET_METHOD = 'getTicket';\r\n    static #VERIFY_SIGNATURE_METHOD = 'verifySignature';\r\n\r\n    // Blob format literals\r\n    /** Blob format literal, base64 encoding (default). */\r\n    static BLOB_FORMAT_BASE64 = 'base64';\r\n    /** Blob format literal, hex encoding. */\r\n    static BLOB_FORMAT_HEX = 'hex';\r\n\r\n    // Default values\r\n    /** Default value for the replacement parameter (true). */\r\n    static DEFAULT_REPLACEMENT = true;\r\n    /** Default value for the base parameter (10). */\r\n    static DEFAULT_BASE = 10;\r\n    /** Default value for the userData parameter (null). */\r\n    static DEFAULT_USER_DATA = null;\r\n    /** Default value for the ticketId parameter (null). */\r\n    static DEFAULT_TICKET_ID = null;\r\n    /** Default value for the pregeneratedRandomization parameter (null). */\r\n    static DEFAULT_PREGENERATED_RANDOMIZATION = null;\r\n    /** Default value for the licenseData parameter (null). */\r\n    static DEFAULT_LICENSE_DATA = null;\r\n\r\n    /** Size of a single UUID in bits. */\r\n    static UUID_SIZE = 122;\r\n    /** Default value for the blockingTimeout parameter (1 day). */\r\n    static DEFAULT_BLOCKING_TIMEOUT = 24 * 60 * 60 * 1000;\r\n    /** Default value for the httpTimeout parameter (2 minutes). */\r\n    static DEFAULT_HTTP_TIMEOUT = 120 * 1000;\r\n    /** Maximum number of characters allowed in a signature verficiation URL. */\r\n    static MAX_URL_LENGTH = 2046;\r\n\r\n    // Default back-off to use if no advisoryDelay back-off supplied by server (1 second)\r\n    static #DEFAULT_DELAY = 1*1000;\r\n\r\n    // On request fetch fresh allowance state if current state data is older than\r\n    // this value (1 hour).\r\n    static #ALLOWANCE_STATE_REFRESH_SECONDS = 3600 * 1000;\r\n\r\n    // Maintains usage statistics from server.\r\n    #bitsLeft = -1;\r\n    #requestsLeft = -1;\r\n\r\n    // Back-off info for when the API key is detected as not running, probably\r\n    // because the key has exceeded its daily usage limit. Back-off runs until\r\n    // midnight UTC.\r\n    #backoff = -1;\r\n    #backoffError = '';\r\n\r\n    #apiKey = '';\r\n    #blockingTimeout = RandomOrgClient.DEFAULT_BLOCKING_TIMEOUT;\r\n    #httpTimeout = RandomOrgClient.DEFAULT_HTTP_TIMEOUT;\r\n\r\n    // Maintain info to obey server advisory delay\r\n    #advisoryDelay = 0;\r\n    #lastResponseReceivedTime = 0;\r\n\r\n    // Maintains a dictionary of API keys and their instances.\r\n    static #keyIndexedInstances = {};\r\n\r\n    static #ERROR_CODES = [ 100, 101, 200, 201, 202, 203, 204, 300,\r\n        301, 302, 303, 304, 305, 306, 307, 400, 401, 402, 403, 404,\r\n        405, 420, 421, 422, 423, 424, 425, 426, 500, 32000 ];\r\n\r\n    /**\r\n     * Constructor. Ensures only one instance of RandomOrgClient exists per API\r\n     * key. Creates a new instance if the supplied key isn't already known,\r\n     * otherwise returns the previously instantiated one.\r\n     * @constructor\r\n     * @param {string} apiKey API key of instance to create/find, obtained from\r\n     *     RANDOM.ORG, see https://api.random.org/api-keys\r\n     * @param {{blockingTimeout?: number, httpTimeout?: number}} options An object\r\n     *     which may contains any of the following optional parameters:\r\n     * @param {number} [options.blockingTimeout = 24 * 60 * 60 * 1000] Maximum\r\n     *     time in milliseconds to wait before being allowed to send a request.\r\n     *     Note this is a hint not a guarantee. The advisory delay from server\r\n     *     must always be obeyed. Supply a value of -1 to allow blocking forever\r\n     *     (default 24 * 60 * 60 * 1000, i.e., 1 day).\r\n     * @param {number} [options.httpTimeout = 120 * 1000] Maximum time in\r\n     *     milliseconds to wait for the server response to a request (default\r\n     *     120*1000).\r\n     */\r\n    constructor(apiKey, options = {}) {\r\n        if (RandomOrgClient.#keyIndexedInstances && RandomOrgClient.#keyIndexedInstances[apiKey]) {\r\n            return RandomOrgClient.#keyIndexedInstances[apiKey];\r\n        } else {\r\n            this.#apiKey = apiKey;\r\n            this.#blockingTimeout = options.blockingTimeout || 24 * 60 * 60 * 1000;\r\n            this.#httpTimeout = options.httpTimeout || 120 * 1000;\r\n\r\n            RandomOrgClient.#keyIndexedInstances[apiKey] = this;\r\n        }\r\n    }\r\n\r\n    // Basic API\r\n\r\n    /**\r\n     * Requests and returns an array of true random integers within a user-defined\r\n     * range from the server.\r\n     * \r\n     * See: https://api.random.org/json-rpc/4/basic#generateIntegers\r\n     * @param {number} n The number of random integers you need. Must be within\r\n     *     the [1,1e4] range.\r\n     * @param {number} min The lower boundary for the range from which the random\r\n     *     numbers will be picked. Must be within the [-1e9,1e9] range.\r\n     * @param {number} max The upper boundary for the range from which the random\r\n     *     numbers will be picked. Must be within the [-1e9,1e9] range.\r\n     * @param {{replacement?: boolean, base?: number, pregeneratedRandomization?:\r\n     *     Object}} options An object which may contains any of the following\r\n     *     optional parameters:\r\n     * @param {boolean} [options.replacement=true] Specifies whether the random\r\n     *     numbers should be picked with replacement. If true, the resulting numbers\r\n     *     may contain duplicate values, otherwise the numbers will all be unique\r\n     *     (default true).\r\n     * @param {number} [options.base=10] The base that will be used to display\r\n     *     the numbers. Values allowed are 2, 8, 10 and 16 (default 10).\r\n     * @param {Object} [options.pregeneratedRandomization=null] A dictionary object\r\n     *     which allows the client to specify that the random values should be\r\n     *     generated from a pregenerated, historical randomization instead of a\r\n     *     one-time on-the-fly randomization. There are three possible cases:\r\n     * * **null**: The standard way of calling for random values, i.e.true\r\n     *       randomness is generated and discarded afterwards.\r\n     * * **date**: RANDOM.ORG uses historical true randomness generated on the\r\n     *       corresponding date (past or present, format: { 'date', 'YYYY-MM-DD' }).\r\n     * * **id**: RANDOM.ORG uses historical true randomness derived from the\r\n     *       corresponding identifier in a deterministic manner. Format: { 'id',\r\n     *       'PERSISTENT-IDENTIFIER' } where 'PERSISTENT-IDENTIFIER' is a string\r\n     *       with length in the [1, 64] range.\r\n     * @returns {(Promise<number[]>|Promise<string[]>)} A Promise which, if\r\n     *     resolved successfully, represents an array of true random integers.\r\n     * @throws {RandomOrgSendTimeoutError} Thrown when blocking timeout is exceeded\r\n     *     before the request can be sent.\r\n 