unleash-proxy-client - npm Package Compare versions

Comparing version 3.3.0-beta.0 to 3.3.0-beta.1

build/cjs/index.d.ts

@@ -58,2 +58,3 @@ import { TinyEmitter } from 'tiny-emitter';
     SENT: string;
+    RECOVERED: string;
 };
@@ -84,2 +85,3 @@ export declare const resolveFetch: () => typeof fetch | undefined;
     private started;
+    private sdkState;
     constructor({ storageProvider, url, clientKey, disableRefresh, refreshInterval, metricsInterval, disableMetrics, appName, environment, context, fetch, createAbortController, bootstrap, bootstrapOverride, headerName, customHeaders, impressionDataAll, usePOSTrequests, }: IConfig);
@@ -86,0 +88,0 @@ getAllToggles(): IToggle[];

build/main.esm.js

@@ -1,2 +0,2 @@
-var t=function(e,r){return t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},t(e,r)};var e=function(){return e=Object.assign||function(t){for(var e,r=1,n=arguments.length;r<n;r++)for(var o in e=arguments[r])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t},e.apply(this,arguments)};function r(t,e,r,n){return new(r||(r=Promise))((function(o,i){function s(t){try{c(n.next(t))}catch(t){i(t)}}function a(t){try{c(n.throw(t))}catch(t){i(t)}}function c(t){var e;t.done?o(t.value):(e=t.value,e instanceof r?e:new r((function(t){t(e)}))).then(s,a)}c((n=n.apply(t,e||[])).next())}))}function n(t,e){var r,n,o,i,s={label:0,sent:function(){if(1&o[0])throw o[1];return o[1]},trys:[],ops:[]};return i={next:a(0),throw:a(1),return:a(2)},"function"==typeof Symbol&&(i[Symbol.iterator]=function(){return this}),i;function a(a){return function(c){return function(a){if(r)throw new TypeError("Generator is already executing.");for(;i&&(i=0,a[0]&&(s=0)),s;)try{if(r=1,n&&(o=2&a[0]?n.return:a[0]?n.throw||((o=n.return)&&o.call(n),0):n.next)&&!(o=o.call(n,a[1])).done)return o;switch(n=0,o&&(a=[2&a[0],o.value]),a[0]){case 0:case 1:o=a;break;case 4:return s.label++,{value:a[1],done:!1};case 5:s.label++,n=a[1],a=[0];continue;case 7:a=s.ops.pop(),s.trys.pop();continue;default:if(!(o=s.trys,(o=o.length>0&&o[o.length-1])||6!==a[0]&&2!==a[0])){s=0;continue}if(3===a[0]&&(!o||a[1]>o[0]&&a[1]<o[3])){s.label=a[1];break}if(6===a[0]&&s.label<o[1]){s.label=o[1],o=a;break}if(o&&s.label<o[2]){s.label=o[2],s.ops.push(a);break}o[2]&&s.ops.pop(),s.trys.pop();continue}a=e.call(t,s)}catch(t){a=[6,t],n=0}finally{r=o=0}if(5&a[0])throw a[1];return{value:a[0]?a[1]:void 0,done:!0}}([a,c])}}}"function"==typeof SuppressedError&&SuppressedError;var o={exports:{}};function i(){}i.prototype={on:function(t,e,r){var n=this.e||(this.e={});return(n[t]||(n[t]=[])).push({fn:e,ctx:r}),this},once:function(t,e,r){var n=this;function o(){n.off(t,o),e.apply(r,arguments)}return o._=e,this.on(t,o,r)},emit:function(t){for(var e=[].slice.call(arguments,1),r=((this.e||(this.e={}))[t]||[]).slice(),n=0,o=r.length;n<o;n++)r[n].fn.apply(r[n].ctx,e);return this},off:function(t,e){var r=this.e||(this.e={}),n=r[t],o=[];if(n&&e)for(var i=0,s=n.length;i<s;i++)n[i].fn!==e&&n[i].fn._!==e&&o.push(n[i]);return o.length?r[t]=o:delete r[t],this}},o.exports=i;var s=o.exports.TinyEmitter=i,a=function(t){var e=t[1];return null!=e},c=function(){},u=function(){function t(t){var e=t.onError,r=t.onSent,n=t.appName,o=t.metricsInterval,i=t.disableMetrics,s=void 0!==i&&i,a=t.url,u=t.clientKey,l=t.fetch,h=t.headerName,f=t.customHeaders,p=void 0===f?{}:f;this.onError=e,this.onSent=r||c,this.disabled=s,this.metricsInterval=1e3*o,this.appName=n,this.url=a instanceof URL?a:new URL(a),this.clientKey=u,this.bucket=this.createEmptyBucket(),this.fetch=l,this.headerName=h,this.customHeaders=p}return t.prototype.start=function(){var t=this;if(this.disabled)return!1;"number"==typeof this.metricsInterval&&this.metricsInterval>0&&setTimeout((function(){t.startTimer(),t.sendMetrics()}),2e3)},t.prototype.stop=function(){this.timer&&(clearTimeout(this.timer),delete this.timer)},t.prototype.createEmptyBucket=function(){return{start:new Date,stop:null,toggles:{}}},t.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t);return Object.entries(this.customHeaders).filter(a).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},t.prototype.sendMetrics=function(){return r(this,void 0,void 0,(function(){var t,e,r;return n(this,(function(n){switch(n.label){case 0:if(t="".concat(this.url,"/client/metrics"),e=this.getPayload(),this.bucketIsEmpty(e))return[2];n.label=1;case 1:return n.trys.push([1,3,,4]),[4,this.fetch(t,{cache:"no-cache",method:"POST",headers:this.getHeaders(),body:JSON.stringify(e)})];case 2:return n.sent(),this.onSent(e),[3,4];case 3:return r=n.sent(),console.error("Unleash: unable to send feature metrics",r),this.onError(r),[3,4];case 4:return[2]}}))}))},t.prototype.count=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t][e?"yes":"no"]++,!0)},t.prototype.countVariant=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t].variants[e]?this.bucket.toggles[t].variants[e]+=1:this.bucket.toggles[t].variants[e]=1,!0)},t.prototype.assertBucket=function(t){if(this.disabled||!this.bucket)return!1;this.bucket.toggles[t]||(this.bucket.toggles[t]={yes:0,no:0,variants:{}})},t.prototype.startTimer=function(){var t=this;this.timer=setInterval((function(){t.sendMetrics()}),this.metricsInterval)},t.prototype.bucketIsEmpty=function(t){return 0===Object.keys(t.bucket.toggles).length},t.prototype.getPayload=function(){var t=e(e({},this.bucket),{stop:new Date});return this.bucket=this.createEmptyBucket(),{bucket:t,appName:this.appName,instanceId:"browser"}},t}(),l=function(){function t(){this.store=new Map}return t.prototype.save=function(t,e){return r(this,void 0,void 0,(function(){return n(this,(function(r){return this.store.set(t,e),[2]}))}))},t.prototype.get=function(t){return r(this,void 0,void 0,(function(){return n(this,(function(e){return[2,this.store.get(t)]}))}))},t}(),h=function(){function t(){this.prefix="unleash:repository"}return t.prototype.save=function(t,e){return r(this,void 0,void 0,(function(){var r,o;return n(this,(function(n){r=JSON.stringify(e),o="".concat(this.prefix,":").concat(t);try{window.localStorage.setItem(o,r)}catch(t){console.error(t)}return[2]}))}))},t.prototype.get=function(t){try{var e="".concat(this.prefix,":").concat(t),r=window.localStorage.getItem(e);return r?JSON.parse(r):void 0}catch(t){console.error(t)}},t}();let f;const p=new Uint8Array(16);function d(){if(!f&&(f="undefined"!=typeof crypto&&crypto.getRandomValues&&crypto.getRandomValues.bind(crypto),!f))throw new Error("crypto.getRandomValues() not supported. See https://github.com/uuidjs/uuid#getrandomvalues-not-supported");return f(p)}const v=[];for(let t=0;t<256;++t)v.push((t+256).toString(16).slice(1));var m={randomUUID:"undefined"!=typeof crypto&&crypto.randomUUID&&crypto.randomUUID.bind(crypto)};function y(t,e,r){if(m.randomUUID&&!e&&!t)return m.randomUUID();const n=(t=t||{}).random||(t.rng||d)();if(n[6]=15&n[6]|64,n[8]=63&n[8]|128,e){r=r||0;for(let t=0;t<16;++t)e[r+t]=n[t];return e}return function(t,e=0){return v[t[e+0]]+v[t[e+1]]+v[t[e+2]]+v[t[e+3]]+"-"+v[t[e+4]]+v[t[e+5]]+"-"+v[t[e+6]]+v[t[e+7]]+"-"+v[t[e+8]]+v[t[e+9]]+"-"+v[t[e+10]]+v[t[e+11]]+v[t[e+12]]+v[t[e+13]]+v[t[e+14]]+v[t[e+15]]}(n)}var g=function(){function t(){}return t.prototype.generateEventId=function(){return y()},t.prototype.createImpressionEvent=function(t,r,n,o,i,s){var a=this.createBaseEvent(t,r,n,o,i);return s?e(e({},a),{variant:s}):a},t.prototype.createBaseEvent=function(t,e,r,n,o){return{eventType:n,eventId:this.generateEventId(),context:t,enabled:e,featureName:r,impressionData:o}},t}(),b=["userId","sessionId","remoteAddress"],w={INIT:"initialized",ERROR:"error",READY:"ready",UPDATE:"update",IMPRESSION:"impression",SENT:"sent"},E="isEnabled",I="getVariant",x={name:"disabled",enabled:!1,feature_enabled:!1},R="repo",T=function(){try{if("undefined"!=typeof window&&"fetch"in window)return fetch.bind(window);if("fetch"in globalThis)return fetch.bind(globalThis)}catch(t){console.error('Unleash failed to resolve "fetch"',t)}},S=function(o){function i(t){var r=t.storageProvider,n=t.url,i=t.clientKey,s=t.disableRefresh,a=void 0!==s&&s,c=t.refreshInterval,f=void 0===c?30:c,p=t.metricsInterval,d=void 0===p?30:p,v=t.disableMetrics,m=void 0!==v&&v,y=t.appName,b=t.environment,E=void 0===b?"default":b,I=t.context,x=t.fetch,R=void 0===x?T():x,S=t.createAbortController,O=void 0===S?function(){try{if("undefined"!=typeof window&&"AbortController"in window)return function(){return new window.AbortController};if("fetch"in globalThis)return function(){return new globalThis.AbortController}}catch(t){console.error('Unleash failed to resolve "AbortController" factory',t)}}():S,N=t.bootstrap,k=t.bootstrapOverride,A=void 0===k||k,U=t.headerName,D=void 0===U?"Authorization":U,C=t.customHeaders,P=void 0===C?{}:C,j=t.impressionDataAll,H=void 0!==j&&j,M=t.usePOSTrequests,_=void 0!==M&&M,K=o.call(this)||this;if(K.toggles=[],K.etag="",K.readyEventEmitted=!1,K.usePOSTrequests=!1,K.started=!1,!n)throw new Error("url is required");if(!i)throw new Error("clientKey is required");if(!y)throw new Error("appName is required.");return K.eventsHandler=new g,K.impressionDataAll=H,K.toggles=N&&N.length>0?N:[],K.url=n instanceof URL?n:new URL(n),K.clientKey=i,K.headerName=D,K.customHeaders=P,K.storage=r||("undefined"!=typeof window?new h:new l),K.refreshInterval=a?0:1e3*f,K.context=e({appName:y,environment:E},I),K.usePOSTrequests=_,K.ready=new Promise((function(t){K.init().then(t).catch((function(e){console.error(e),K.emit(w.ERROR,e),t()}))})),R||console.error('Unleash: You must either provide your own "fetch" implementation or run in an environment where "fetch" is available.'),O||console.error('Unleash: You must either provide your own "AbortController" implementation or run in an environment where "AbortController" is available.'),K.fetch=R,K.createAbortController=O,K.bootstrap=N&&N.length>0?N:void 0,K.bootstrapOverride=A,K.metrics=new u({onError:K.emit.bind(K,w.ERROR),onSent:K.emit.bind(K,w.SENT),appName:y,metricsInterval:d,disableMetrics:m,url:K.url,clientKey:i,fetch:R,headerName:D,customHeaders:P}),K}return function(e,r){if("function"!=typeof r&&null!==r)throw new TypeError("Class extends value "+String(r)+" is not a constructor or null");function n(){this.constructor=e}t(e,r),e.prototype=null===r?Object.create(r):(n.prototype=r.prototype,new n)}(i,o),i.prototype.getAllToggles=function(){return function(t,e,r){if(r||2===arguments.length)for(var n,o=0,i=e.length;o<i;o++)!n&&o in e||(n||(n=Array.prototype.slice.call(e,0,o)),n[o]=e[o]);return t.concat(n||Array.prototype.slice.call(e))}([],this.toggles,!0)},i.prototype.isEnabled=function(t){var e,r=this.toggles.find((function(e){return e.name===t})),n=!!r&&r.enabled;if(this.metrics.count(t,n),(null==r?void 0:r.impressionData)||this.impressionDataAll){var o=this.eventsHandler.createImpressionEvent(this.context,n,t,E,null!==(e=null==r?void 0:r.impressionData)&&void 0!==e?e:void 0);this.emit(w.IMPRESSION,o)}return n},i.prototype.getVariant=function(t){var r,n=this.toggles.find((function(e){return e.name===t})),o=(null==n?void 0:n.enabled)||!1,i=n?n.variant:x;if(i.name&&this.metrics.countVariant(t,i.name),this.metrics.count(t,o),(null==n?void 0:n.impressionData)||this.impressionDataAll){var s=this.eventsHandler.createImpressionEvent(this.context,o,t,I,null!==(r=null==n?void 0:n.impressionData)&&void 0!==r?r:void 0,i.name);this.emit(w.IMPRESSION,s)}return e(e({},i),{feature_enabled:o})},i.prototype.updateContext=function(t){return r(this,void 0,void 0,(function(){var r,o=this;return n(this,(function(n){switch(n.label){case 0:return(t.appName||t.environment)&&console.warn("appName and environment are static. They can't be updated with updateContext."),r={environment:this.context.environment,appName:this.context.appName,sessionId:this.context.sessionId},this.context=e(e({},r),t),this.timerRef||this.readyEventEmitted?[4,this.fetchToggles()]:[3,2];case 1:return n.sent(),[3,4];case 2:return this.started?[4,new Promise((function(t){var e=function(){o.fetchToggles().then((function(){o.off(w.READY,e),t()}))};o.once(w.READY,e)}))]:[3,4];case 3:n.sent(),n.label=4;case 4:return[2]}}))}))},i.prototype.getContext=function(){return e({},this.context)},i.prototype.setContextField=function(t,r){var n,o;if(b.includes(t))this.context=e(e({},this.context),((n={})[t]=r,n));else{var i=e(e({},this.context.properties),((o={})[t]=r,o));this.context=e(e({},this.context),{properties:i})}this.timerRef&&this.fetchToggles()},i.prototype.init=function(){return r(this,void 0,void 0,(function(){var t,r;return n(this,(function(n){switch(n.label){case 0:return[4,this.resolveSessionId()];case 1:return t=n.sent(),this.context=e({sessionId:t},this.context),r=this,[4,this.storage.get(R)];case 2:return r.toggles=n.sent()||[],!this.bootstrap||!this.bootstrapOverride&&0!==this.toggles.length?[3,4]:[4,this.storage.save(R,this.bootstrap)];case 3:n.sent(),this.toggles=this.bootstrap,this.emit(w.READY),n.label=4;case 4:return this.emit(w.INIT),[2]}}))}))},i.prototype.start=function(){return r(this,void 0,void 0,(function(){var t,e=this;return n(this,(function(r){switch(r.label){case 0:return this.started=!0,this.timerRef?(console.error("Unleash SDK has already started, if you want to restart the SDK you should call client.stop() before starting again."),[2]):[4,this.ready];case 1:return r.sent(),this.metrics.start(),t=this.refreshInterval,[4,this.fetchToggles()];case 2:return r.sent(),t>0&&(this.timerRef=setInterval((function(){return e.fetchToggles()}),t)),[2]}}))}))},i.prototype.stop=function(){this.timerRef&&(clearInterval(this.timerRef),this.timerRef=void 0),this.metrics.stop()},i.prototype.resolveSessionId=function(){return r(this,void 0,void 0,(function(){var t;return n(this,(function(e){switch(e.label){case 0:return this.context.sessionId?[2,this.context.sessionId]:[3,1];case 1:return[4,this.storage.get("sessionId")];case 2:return(t=e.sent())?[3,4]:(t=Math.floor(1e9*Math.random()),[4,this.storage.save("sessionId",t)]);case 3:e.sent(),e.label=4;case 4:return[2,t]}}))}))},i.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t["If-None-Match"]=this.etag,t);return Object.entries(this.customHeaders).filter(a).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},i.prototype.storeToggles=function(t){return r(this,void 0,void 0,(function(){return n(this,(function(e){switch(e.label){case 0:return this.toggles=t,this.emit(w.UPDATE),[4,this.storage.save(R,t)];case 1:return e.sent(),[2]}}))}))},i.prototype.fetchToggles=function(){return r(this,void 0,void 0,(function(){var t,e,r,o,i,s,c,u;return n(this,(function(n){switch(n.label){case 0:if(!this.fetch)return[3,9];this.abortController&&this.abortController.abort(),this.abortController=this.createAbortController&&this.createAbortController(),t=this.abortController?this.abortController.signal:void 0,n.label=1;case 1:return n.trys.push([1,7,8,9]),e=this.usePOSTrequests,r=e?this.url:function(t,e){var r=new URL(t.toString());return Object.entries(e).filter(a).forEach((function(t){var e=t[0],n=t[1];"properties"===e&&n?Object.entries(n).filter(a).forEach((function(t){var e=t[0],n=t[1];return r.searchParams.append("properties[".concat(e,"]"),n)})):r.searchParams.append(e,n)})),r}(this.url,this.context),o=e?"POST":"GET",i=e?JSON.stringify({context:this.context}):void 0,[4,this.fetch(r.toString(),{method:o,cache:"no-cache",headers:this.getHeaders(),body:i,signal:t})];case 2:return(s=n.sent()).ok&&304!==s.status?(this.etag=s.headers.get("ETag")||"",[4,s.json()]):[3,5];case 3:return c=n.sent(),[4,this.storeToggles(c.toggles)];case 4:return n.sent(),this.bootstrap||this.readyEventEmitted||(this.emit(w.READY),this.readyEventEmitted=!0),[3,6];case 5:s.ok||304===s.status||(console.error("Unleash: Fetching feature toggles did not have an ok response"),this.emit(w.ERROR,{type:"HttpError",code:s.status})),n.label=6;case 6:return[3,9];case 7:return u=n.sent(),console.error("Unleash: unable to fetch feature toggles",u),this.emit(w.ERROR,u),[3,9];case 8:return this.abortController=null,[7];case 9:return[2]}}))}))},i}(s);export{w as EVENTS,l as InMemoryStorageProvider,h as LocalStorageProvider,S as UnleashClient,T as resolveFetch};
+var t=function(e,r){return t=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},t(e,r)};var e=function(){return e=Object.assign||function(t){for(var e,r=1,n=arguments.length;r<n;r++)for(var o in e=arguments[r])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t},e.apply(this,arguments)};function r(t,e,r,n){return new(r||(r=Promise))((function(o,i){function s(t){try{c(n.next(t))}catch(t){i(t)}}function a(t){try{c(n.throw(t))}catch(t){i(t)}}function c(t){var e;t.done?o(t.value):(e=t.value,e instanceof r?e:new r((function(t){t(e)}))).then(s,a)}c((n=n.apply(t,e||[])).next())}))}function n(t,e){var r,n,o,i,s={label:0,sent:function(){if(1&o[0])throw o[1];return o[1]},trys:[],ops:[]};return i={next:a(0),throw:a(1),return:a(2)},"function"==typeof Symbol&&(i[Symbol.iterator]=function(){return this}),i;function a(a){return function(c){return function(a){if(r)throw new TypeError("Generator is already executing.");for(;i&&(i=0,a[0]&&(s=0)),s;)try{if(r=1,n&&(o=2&a[0]?n.return:a[0]?n.throw||((o=n.return)&&o.call(n),0):n.next)&&!(o=o.call(n,a[1])).done)return o;switch(n=0,o&&(a=[2&a[0],o.value]),a[0]){case 0:case 1:o=a;break;case 4:return s.label++,{value:a[1],done:!1};case 5:s.label++,n=a[1],a=[0];continue;case 7:a=s.ops.pop(),s.trys.pop();continue;default:if(!(o=s.trys,(o=o.length>0&&o[o.length-1])||6!==a[0]&&2!==a[0])){s=0;continue}if(3===a[0]&&(!o||a[1]>o[0]&&a[1]<o[3])){s.label=a[1];break}if(6===a[0]&&s.label<o[1]){s.label=o[1],o=a;break}if(o&&s.label<o[2]){s.label=o[2],s.ops.push(a);break}o[2]&&s.ops.pop(),s.trys.pop();continue}a=e.call(t,s)}catch(t){a=[6,t],n=0}finally{r=o=0}if(5&a[0])throw a[1];return{value:a[0]?a[1]:void 0,done:!0}}([a,c])}}}"function"==typeof SuppressedError&&SuppressedError;var o={exports:{}};function i(){}i.prototype={on:function(t,e,r){var n=this.e||(this.e={});return(n[t]||(n[t]=[])).push({fn:e,ctx:r}),this},once:function(t,e,r){var n=this;function o(){n.off(t,o),e.apply(r,arguments)}return o._=e,this.on(t,o,r)},emit:function(t){for(var e=[].slice.call(arguments,1),r=((this.e||(this.e={}))[t]||[]).slice(),n=0,o=r.length;n<o;n++)r[n].fn.apply(r[n].ctx,e);return this},off:function(t,e){var r=this.e||(this.e={}),n=r[t],o=[];if(n&&e)for(var i=0,s=n.length;i<s;i++)n[i].fn!==e&&n[i].fn._!==e&&o.push(n[i]);return o.length?r[t]=o:delete r[t],this}},o.exports=i;var s=o.exports.TinyEmitter=i,a=function(t){var e=t[1];return null!=e},c=function(){},u=function(){function t(t){var e=t.onError,r=t.onSent,n=t.appName,o=t.metricsInterval,i=t.disableMetrics,s=void 0!==i&&i,a=t.url,u=t.clientKey,h=t.fetch,l=t.headerName,f=t.customHeaders,p=void 0===f?{}:f;this.onError=e,this.onSent=r||c,this.disabled=s,this.metricsInterval=1e3*o,this.appName=n,this.url=a instanceof URL?a:new URL(a),this.clientKey=u,this.bucket=this.createEmptyBucket(),this.fetch=h,this.headerName=l,this.customHeaders=p}return t.prototype.start=function(){var t=this;if(this.disabled)return!1;"number"==typeof this.metricsInterval&&this.metricsInterval>0&&setTimeout((function(){t.startTimer(),t.sendMetrics()}),2e3)},t.prototype.stop=function(){this.timer&&(clearTimeout(this.timer),delete this.timer)},t.prototype.createEmptyBucket=function(){return{start:new Date,stop:null,toggles:{}}},t.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t);return Object.entries(this.customHeaders).filter(a).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},t.prototype.sendMetrics=function(){return r(this,void 0,void 0,(function(){var t,e,r;return n(this,(function(n){switch(n.label){case 0:if(t="".concat(this.url,"/client/metrics"),e=this.getPayload(),this.bucketIsEmpty(e))return[2];n.label=1;case 1:return n.trys.push([1,3,,4]),[4,this.fetch(t,{cache:"no-cache",method:"POST",headers:this.getHeaders(),body:JSON.stringify(e)})];case 2:return n.sent(),this.onSent(e),[3,4];case 3:return r=n.sent(),console.error("Unleash: unable to send feature metrics",r),this.onError(r),[3,4];case 4:return[2]}}))}))},t.prototype.count=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t][e?"yes":"no"]++,!0)},t.prototype.countVariant=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t].variants[e]?this.bucket.toggles[t].variants[e]+=1:this.bucket.toggles[t].variants[e]=1,!0)},t.prototype.assertBucket=function(t){if(this.disabled||!this.bucket)return!1;this.bucket.toggles[t]||(this.bucket.toggles[t]={yes:0,no:0,variants:{}})},t.prototype.startTimer=function(){var t=this;this.timer=setInterval((function(){t.sendMetrics()}),this.metricsInterval)},t.prototype.bucketIsEmpty=function(t){return 0===Object.keys(t.bucket.toggles).length},t.prototype.getPayload=function(){var t=e(e({},this.bucket),{stop:new Date});return this.bucket=this.createEmptyBucket(),{bucket:t,appName:this.appName,instanceId:"browser"}},t}(),h=function(){function t(){this.store=new Map}return t.prototype.save=function(t,e){return r(this,void 0,void 0,(function(){return n(this,(function(r){return this.store.set(t,e),[2]}))}))},t.prototype.get=function(t){return r(this,void 0,void 0,(function(){return n(this,(function(e){return[2,this.store.get(t)]}))}))},t}(),l=function(){function t(){this.prefix="unleash:repository"}return t.prototype.save=function(t,e){return r(this,void 0,void 0,(function(){var r,o;return n(this,(function(n){r=JSON.stringify(e),o="".concat(this.prefix,":").concat(t);try{window.localStorage.setItem(o,r)}catch(t){console.error(t)}return[2]}))}))},t.prototype.get=function(t){try{var e="".concat(this.prefix,":").concat(t),r=window.localStorage.getItem(e);return r?JSON.parse(r):void 0}catch(t){console.error(t)}},t}();let f;const p=new Uint8Array(16);function d(){if(!f&&(f="undefined"!=typeof crypto&&crypto.getRandomValues&&crypto.getRandomValues.bind(crypto),!f))throw new Error("crypto.getRandomValues() not supported. See https://github.com/uuidjs/uuid#getrandomvalues-not-supported");return f(p)}const v=[];for(let t=0;t<256;++t)v.push((t+256).toString(16).slice(1));var m={randomUUID:"undefined"!=typeof crypto&&crypto.randomUUID&&crypto.randomUUID.bind(crypto)};function y(t,e,r){if(m.randomUUID&&!e&&!t)return m.randomUUID();const n=(t=t||{}).random||(t.rng||d)();if(n[6]=15&n[6]|64,n[8]=63&n[8]|128,e){r=r||0;for(let t=0;t<16;++t)e[r+t]=n[t];return e}return function(t,e=0){return v[t[e+0]]+v[t[e+1]]+v[t[e+2]]+v[t[e+3]]+"-"+v[t[e+4]]+v[t[e+5]]+"-"+v[t[e+6]]+v[t[e+7]]+"-"+v[t[e+8]]+v[t[e+9]]+"-"+v[t[e+10]]+v[t[e+11]]+v[t[e+12]]+v[t[e+13]]+v[t[e+14]]+v[t[e+15]]}(n)}var g=function(){function t(){}return t.prototype.generateEventId=function(){return y()},t.prototype.createImpressionEvent=function(t,r,n,o,i,s){var a=this.createBaseEvent(t,r,n,o,i);return s?e(e({},a),{variant:s}):a},t.prototype.createBaseEvent=function(t,e,r,n,o){return{eventType:n,eventId:this.generateEventId(),context:t,enabled:e,featureName:r,impressionData:o}},t}(),b=["userId","sessionId","remoteAddress"],w={INIT:"initialized",ERROR:"error",READY:"ready",UPDATE:"update",IMPRESSION:"impression",SENT:"sent",RECOVERED:"recovered"},E="isEnabled",I="getVariant",S={name:"disabled",enabled:!1,feature_enabled:!1},R="repo",x=function(){try{if("undefined"!=typeof window&&"fetch"in window)return fetch.bind(window);if("fetch"in globalThis)return fetch.bind(globalThis)}catch(t){console.error('Unleash failed to resolve "fetch"',t)}},k=function(o){function i(t){var r=t.storageProvider,n=t.url,i=t.clientKey,s=t.disableRefresh,a=void 0!==s&&s,c=t.refreshInterval,f=void 0===c?30:c,p=t.metricsInterval,d=void 0===p?30:p,v=t.disableMetrics,m=void 0!==v&&v,y=t.appName,b=t.environment,E=void 0===b?"default":b,I=t.context,S=t.fetch,R=void 0===S?x():S,k=t.createAbortController,T=void 0===k?function(){try{if("undefined"!=typeof window&&"AbortController"in window)return function(){return new window.AbortController};if("fetch"in globalThis)return function(){return new globalThis.AbortController}}catch(t){console.error('Unleash failed to resolve "AbortController" factory',t)}}():k,O=t.bootstrap,N=t.bootstrapOverride,A=void 0===N||N,D=t.headerName,U=void 0===D?"Authorization":D,C=t.customHeaders,P=void 0===C?{}:C,j=t.impressionDataAll,H=void 0!==j&&j,M=t.usePOSTrequests,_=void 0!==M&&M,K=o.call(this)||this;if(K.toggles=[],K.etag="",K.readyEventEmitted=!1,K.usePOSTrequests=!1,K.started=!1,!n)throw new Error("url is required");if(!i)throw new Error("clientKey is required");if(!y)throw new Error("appName is required.");return K.eventsHandler=new g,K.impressionDataAll=H,K.toggles=O&&O.length>0?O:[],K.url=n instanceof URL?n:new URL(n),K.clientKey=i,K.headerName=U,K.customHeaders=P,K.storage=r||("undefined"!=typeof window?new l:new h),K.refreshInterval=a?0:1e3*f,K.context=e({appName:y,environment:E},I),K.usePOSTrequests=_,K.sdkState="initializing",K.ready=new Promise((function(t){K.init().then(t).catch((function(e){console.error(e),K.sdkState="error",K.emit(w.ERROR,e),t()}))})),R||console.error('Unleash: You must either provide your own "fetch" implementation or run in an environment where "fetch" is available.'),T||console.error('Unleash: You must either provide your own "AbortController" implementation or run in an environment where "AbortController" is available.'),K.fetch=R,K.createAbortController=T,K.bootstrap=O&&O.length>0?O:void 0,K.bootstrapOverride=A,K.metrics=new u({onError:K.emit.bind(K,w.ERROR),onSent:K.emit.bind(K,w.SENT),appName:y,metricsInterval:d,disableMetrics:m,url:K.url,clientKey:i,fetch:R,headerName:U,customHeaders:P}),K}return function(e,r){if("function"!=typeof r&&null!==r)throw new TypeError("Class extends value "+String(r)+" is not a constructor or null");function n(){this.constructor=e}t(e,r),e.prototype=null===r?Object.create(r):(n.prototype=r.prototype,new n)}(i,o),i.prototype.getAllToggles=function(){return function(t,e,r){if(r||2===arguments.length)for(var n,o=0,i=e.length;o<i;o++)!n&&o in e||(n||(n=Array.prototype.slice.call(e,0,o)),n[o]=e[o]);return t.concat(n||Array.prototype.slice.call(e))}([],this.toggles,!0)},i.prototype.isEnabled=function(t){var e,r=this.toggles.find((function(e){return e.name===t})),n=!!r&&r.enabled;if(this.metrics.count(t,n),(null==r?void 0:r.impressionData)||this.impressionDataAll){var o=this.eventsHandler.createImpressionEvent(this.context,n,t,E,null!==(e=null==r?void 0:r.impressionData)&&void 0!==e?e:void 0);this.emit(w.IMPRESSION,o)}return n},i.prototype.getVariant=function(t){var r,n=this.toggles.find((function(e){return e.name===t})),o=(null==n?void 0:n.enabled)||!1,i=n?n.variant:S;if(i.name&&this.metrics.countVariant(t,i.name),this.metrics.count(t,o),(null==n?void 0:n.impressionData)||this.impressionDataAll){var s=this.eventsHandler.createImpressionEvent(this.context,o,t,I,null!==(r=null==n?void 0:n.impressionData)&&void 0!==r?r:void 0,i.name);this.emit(w.IMPRESSION,s)}return e(e({},i),{feature_enabled:o})},i.prototype.updateContext=function(t){return r(this,void 0,void 0,(function(){var r,o=this;return n(this,(function(n){switch(n.label){case 0:return(t.appName||t.environment)&&console.warn("appName and environment are static. They can't be updated with updateContext."),r={environment:this.context.environment,appName:this.context.appName,sessionId:this.context.sessionId},this.context=e(e({},r),t),this.timerRef||this.readyEventEmitted?[4,this.fetchToggles()]:[3,2];case 1:return n.sent(),[3,4];case 2:return this.started?[4,new Promise((function(t){var e=function(){o.fetchToggles().then((function(){o.off(w.READY,e),t()}))};o.once(w.READY,e)}))]:[3,4];case 3:n.sent(),n.label=4;case 4:return[2]}}))}))},i.prototype.getContext=function(){return e({},this.context)},i.prototype.setContextField=function(t,r){var n,o;if(b.includes(t))this.context=e(e({},this.context),((n={})[t]=r,n));else{var i=e(e({},this.context.properties),((o={})[t]=r,o));this.context=e(e({},this.context),{properties:i})}this.timerRef&&this.fetchToggles()},i.prototype.init=function(){return r(this,void 0,void 0,(function(){var t,r;return n(this,(function(n){switch(n.label){case 0:return[4,this.resolveSessionId()];case 1:return t=n.sent(),this.context=e({sessionId:t},this.context),r=this,[4,this.storage.get(R)];case 2:return r.toggles=n.sent()||[],!this.bootstrap||!this.bootstrapOverride&&0!==this.toggles.length?[3,4]:[4,this.storage.save(R,this.bootstrap)];case 3:n.sent(),this.toggles=this.bootstrap,this.emit(w.READY),n.label=4;case 4:return this.sdkState="healthy",this.emit(w.INIT),[2]}}))}))},i.prototype.start=function(){return r(this,void 0,void 0,(function(){var t,e=this;return n(this,(function(r){switch(r.label){case 0:return this.started=!0,this.timerRef?(console.error("Unleash SDK has already started, if you want to restart the SDK you should call client.stop() before starting again."),[2]):[4,this.ready];case 1:return r.sent(),this.metrics.start(),t=this.refreshInterval,[4,this.fetchToggles()];case 2:return r.sent(),t>0&&(this.timerRef=setInterval((function(){return e.fetchToggles()}),t)),[2]}}))}))},i.prototype.stop=function(){this.timerRef&&(clearInterval(this.timerRef),this.timerRef=void 0),this.metrics.stop()},i.prototype.resolveSessionId=function(){return r(this,void 0,void 0,(function(){var t;return n(this,(function(e){switch(e.label){case 0:return this.context.sessionId?[2,this.context.sessionId]:[3,1];case 1:return[4,this.storage.get("sessionId")];case 2:return(t=e.sent())?[3,4]:(t=Math.floor(1e9*Math.random()),[4,this.storage.save("sessionId",t)]);case 3:e.sent(),e.label=4;case 4:return[2,t]}}))}))},i.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t["If-None-Match"]=this.etag,t);return Object.entries(this.customHeaders).filter(a).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},i.prototype.storeToggles=function(t){return r(this,void 0,void 0,(function(){return n(this,(function(e){switch(e.label){case 0:return this.toggles=t,this.emit(w.UPDATE),[4,this.storage.save(R,t)];case 1:return e.sent(),[2]}}))}))},i.prototype.fetchToggles=function(){return r(this,void 0,void 0,(function(){var t,e,r,o,i,s,c,u;return n(this,(function(n){switch(n.label){case 0:if(!this.fetch)return[3,9];this.abortController&&this.abortController.abort(),this.abortController=this.createAbortController&&this.createAbortController(),t=this.abortController?this.abortController.signal:void 0,n.label=1;case 1:return n.trys.push([1,7,8,9]),e=this.usePOSTrequests,r=e?this.url:function(t,e){var r=new URL(t.toString());return Object.entries(e).filter(a).forEach((function(t){var e=t[0],n=t[1];"properties"===e&&n?Object.entries(n).filter(a).forEach((function(t){var e=t[0],n=t[1];return r.searchParams.append("properties[".concat(e,"]"),n)})):r.searchParams.append(e,n)})),r}(this.url,this.context),o=e?"POST":"GET",i=e?JSON.stringify({context:this.context}):void 0,[4,this.fetch(r.toString(),{method:o,cache:"no-cache",headers:this.getHeaders(),body:i,signal:t})];case 2:return s=n.sent(),"error"===this.sdkState&&s.status<400&&(this.sdkState="healthy",this.emit(w.RECOVERED)),s.ok&&304!==s.status?(this.etag=s.headers.get("ETag")||"",[4,s.json()]):[3,5];case 3:return c=n.sent(),[4,this.storeToggles(c.toggles)];case 4:return n.sent(),"healthy"!==this.sdkState&&(this.sdkState="healthy"),this.bootstrap||this.readyEventEmitted||(this.emit(w.READY),this.readyEventEmitted=!0),[3,6];case 5:s.ok||304===s.status||(console.error("Unleash: Fetching feature toggles did not have an ok response"),this.sdkState="error",this.emit(w.ERROR,{type:"HttpError",code:s.status})),n.label=6;case 6:return[3,9];case 7:return u=n.sent(),console.error("Unleash: unable to fetch feature toggles",u),this.sdkState="error",this.emit(w.ERROR,u),[3,9];case 8:return this.abortController=null,[7];case 9:return[2]}}))}))},i}(s);export{w as EVENTS,h as InMemoryStorageProvider,l as LocalStorageProvider,k as UnleashClient,x as resolveFetch};
 //# sourceMappingURL=main.esm.js.map

build/main.min.js

@@ -1,2 +0,2 @@
-!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).unleash={})}(this,(function(t){"use strict";var e=function(t,r){return e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},e(t,r)};var r=function(){return r=Object.assign||function(t){for(var e,r=1,n=arguments.length;r<n;r++)for(var o in e=arguments[r])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t},r.apply(this,arguments)};function n(t,e,r,n){return new(r||(r=Promise))((function(o,i){function s(t){try{c(n.next(t))}catch(t){i(t)}}function a(t){try{c(n.throw(t))}catch(t){i(t)}}function c(t){var e;t.done?o(t.value):(e=t.value,e instanceof r?e:new r((function(t){t(e)}))).then(s,a)}c((n=n.apply(t,e||[])).next())}))}function o(t,e){var r,n,o,i,s={label:0,sent:function(){if(1&o[0])throw o[1];return o[1]},trys:[],ops:[]};return i={next:a(0),throw:a(1),return:a(2)},"function"==typeof Symbol&&(i[Symbol.iterator]=function(){return this}),i;function a(a){return function(c){return function(a){if(r)throw new TypeError("Generator is already executing.");for(;i&&(i=0,a[0]&&(s=0)),s;)try{if(r=1,n&&(o=2&a[0]?n.return:a[0]?n.throw||((o=n.return)&&o.call(n),0):n.next)&&!(o=o.call(n,a[1])).done)return o;switch(n=0,o&&(a=[2&a[0],o.value]),a[0]){case 0:case 1:o=a;break;case 4:return s.label++,{value:a[1],done:!1};case 5:s.label++,n=a[1],a=[0];continue;case 7:a=s.ops.pop(),s.trys.pop();continue;default:if(!(o=s.trys,(o=o.length>0&&o[o.length-1])||6!==a[0]&&2!==a[0])){s=0;continue}if(3===a[0]&&(!o||a[1]>o[0]&&a[1]<o[3])){s.label=a[1];break}if(6===a[0]&&s.label<o[1]){s.label=o[1],o=a;break}if(o&&s.label<o[2]){s.label=o[2],s.ops.push(a);break}o[2]&&s.ops.pop(),s.trys.pop();continue}a=e.call(t,s)}catch(t){a=[6,t],n=0}finally{r=o=0}if(5&a[0])throw a[1];return{value:a[0]?a[1]:void 0,done:!0}}([a,c])}}}"function"==typeof SuppressedError&&SuppressedError;var i={exports:{}};function s(){}s.prototype={on:function(t,e,r){var n=this.e||(this.e={});return(n[t]||(n[t]=[])).push({fn:e,ctx:r}),this},once:function(t,e,r){var n=this;function o(){n.off(t,o),e.apply(r,arguments)}return o._=e,this.on(t,o,r)},emit:function(t){for(var e=[].slice.call(arguments,1),r=((this.e||(this.e={}))[t]||[]).slice(),n=0,o=r.length;n<o;n++)r[n].fn.apply(r[n].ctx,e);return this},off:function(t,e){var r=this.e||(this.e={}),n=r[t],o=[];if(n&&e)for(var i=0,s=n.length;i<s;i++)n[i].fn!==e&&n[i].fn._!==e&&o.push(n[i]);return o.length?r[t]=o:delete r[t],this}},i.exports=s;var a=i.exports.TinyEmitter=s,c=function(t){var e=t[1];return null!=e},u=function(){},l=function(){function t(t){var e=t.onError,r=t.onSent,n=t.appName,o=t.metricsInterval,i=t.disableMetrics,s=void 0!==i&&i,a=t.url,c=t.clientKey,l=t.fetch,h=t.headerName,f=t.customHeaders,p=void 0===f?{}:f;this.onError=e,this.onSent=r||u,this.disabled=s,this.metricsInterval=1e3*o,this.appName=n,this.url=a instanceof URL?a:new URL(a),this.clientKey=c,this.bucket=this.createEmptyBucket(),this.fetch=l,this.headerName=h,this.customHeaders=p}return t.prototype.start=function(){var t=this;if(this.disabled)return!1;"number"==typeof this.metricsInterval&&this.metricsInterval>0&&setTimeout((function(){t.startTimer(),t.sendMetrics()}),2e3)},t.prototype.stop=function(){this.timer&&(clearTimeout(this.timer),delete this.timer)},t.prototype.createEmptyBucket=function(){return{start:new Date,stop:null,toggles:{}}},t.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t);return Object.entries(this.customHeaders).filter(c).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},t.prototype.sendMetrics=function(){return n(this,void 0,void 0,(function(){var t,e,r;return o(this,(function(n){switch(n.label){case 0:if(t="".concat(this.url,"/client/metrics"),e=this.getPayload(),this.bucketIsEmpty(e))return[2];n.label=1;case 1:return n.trys.push([1,3,,4]),[4,this.fetch(t,{cache:"no-cache",method:"POST",headers:this.getHeaders(),body:JSON.stringify(e)})];case 2:return n.sent(),this.onSent(e),[3,4];case 3:return r=n.sent(),console.error("Unleash: unable to send feature metrics",r),this.onError(r),[3,4];case 4:return[2]}}))}))},t.prototype.count=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t][e?"yes":"no"]++,!0)},t.prototype.countVariant=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t].variants[e]?this.bucket.toggles[t].variants[e]+=1:this.bucket.toggles[t].variants[e]=1,!0)},t.prototype.assertBucket=function(t){if(this.disabled||!this.bucket)return!1;this.bucket.toggles[t]||(this.bucket.toggles[t]={yes:0,no:0,variants:{}})},t.prototype.startTimer=function(){var t=this;this.timer=setInterval((function(){t.sendMetrics()}),this.metricsInterval)},t.prototype.bucketIsEmpty=function(t){return 0===Object.keys(t.bucket.toggles).length},t.prototype.getPayload=function(){var t=r(r({},this.bucket),{stop:new Date});return this.bucket=this.createEmptyBucket(),{bucket:t,appName:this.appName,instanceId:"browser"}},t}(),h=function(){function t(){this.store=new Map}return t.prototype.save=function(t,e){return n(this,void 0,void 0,(function(){return o(this,(function(r){return this.store.set(t,e),[2]}))}))},t.prototype.get=function(t){return n(this,void 0,void 0,(function(){return o(this,(function(e){return[2,this.store.get(t)]}))}))},t}(),f=function(){function t(){this.prefix="unleash:repository"}return t.prototype.save=function(t,e){return n(this,void 0,void 0,(function(){var r,n;return o(this,(function(o){r=JSON.stringify(e),n="".concat(this.prefix,":").concat(t);try{window.localStorage.setItem(n,r)}catch(t){console.error(t)}return[2]}))}))},t.prototype.get=function(t){try{var e="".concat(this.prefix,":").concat(t),r=window.localStorage.getItem(e);return r?JSON.parse(r):void 0}catch(t){console.error(t)}},t}();let p;const d=new Uint8Array(16);function v(){if(!p&&(p="undefined"!=typeof crypto&&crypto.getRandomValues&&crypto.getRandomValues.bind(crypto),!p))throw new Error("crypto.getRandomValues() not supported. See https://github.com/uuidjs/uuid#getrandomvalues-not-supported");return p(d)}const m=[];for(let t=0;t<256;++t)m.push((t+256).toString(16).slice(1));var y={randomUUID:"undefined"!=typeof crypto&&crypto.randomUUID&&crypto.randomUUID.bind(crypto)};function g(t,e,r){if(y.randomUUID&&!e&&!t)return y.randomUUID();const n=(t=t||{}).random||(t.rng||v)();if(n[6]=15&n[6]|64,n[8]=63&n[8]|128,e){r=r||0;for(let t=0;t<16;++t)e[r+t]=n[t];return e}return function(t,e=0){return m[t[e+0]]+m[t[e+1]]+m[t[e+2]]+m[t[e+3]]+"-"+m[t[e+4]]+m[t[e+5]]+"-"+m[t[e+6]]+m[t[e+7]]+"-"+m[t[e+8]]+m[t[e+9]]+"-"+m[t[e+10]]+m[t[e+11]]+m[t[e+12]]+m[t[e+13]]+m[t[e+14]]+m[t[e+15]]}(n)}var b=function(){function t(){}return t.prototype.generateEventId=function(){return g()},t.prototype.createImpressionEvent=function(t,e,n,o,i,s){var a=this.createBaseEvent(t,e,n,o,i);return s?r(r({},a),{variant:s}):a},t.prototype.createBaseEvent=function(t,e,r,n,o){return{eventType:n,eventId:this.generateEventId(),context:t,enabled:e,featureName:r,impressionData:o}},t}(),w=["userId","sessionId","remoteAddress"],E={INIT:"initialized",ERROR:"error",READY:"ready",UPDATE:"update",IMPRESSION:"impression",SENT:"sent"},I="isEnabled",x="getVariant",T={name:"disabled",enabled:!1,feature_enabled:!1},S="repo",R=function(){try{if("undefined"!=typeof window&&"fetch"in window)return fetch.bind(window);if("fetch"in globalThis)return fetch.bind(globalThis)}catch(t){console.error('Unleash failed to resolve "fetch"',t)}},O=function(t){function i(e){var n=e.storageProvider,o=e.url,i=e.clientKey,s=e.disableRefresh,a=void 0!==s&&s,c=e.refreshInterval,u=void 0===c?30:c,p=e.metricsInterval,d=void 0===p?30:p,v=e.disableMetrics,m=void 0!==v&&v,y=e.appName,g=e.environment,w=void 0===g?"default":g,I=e.context,x=e.fetch,T=void 0===x?R():x,S=e.createAbortController,O=void 0===S?function(){try{if("undefined"!=typeof window&&"AbortController"in window)return function(){return new window.AbortController};if("fetch"in globalThis)return function(){return new globalThis.AbortController}}catch(t){console.error('Unleash failed to resolve "AbortController" factory',t)}}():S,N=e.bootstrap,k=e.bootstrapOverride,A=void 0===k||k,U=e.headerName,D=void 0===U?"Authorization":U,C=e.customHeaders,P=void 0===C?{}:C,j=e.impressionDataAll,H=void 0!==j&&j,M=e.usePOSTrequests,_=void 0!==M&&M,K=t.call(this)||this;if(K.toggles=[],K.etag="",K.readyEventEmitted=!1,K.usePOSTrequests=!1,K.started=!1,!o)throw new Error("url is required");if(!i)throw new Error("clientKey is required");if(!y)throw new Error("appName is required.");return K.eventsHandler=new b,K.impressionDataAll=H,K.toggles=N&&N.length>0?N:[],K.url=o instanceof URL?o:new URL(o),K.clientKey=i,K.headerName=D,K.customHeaders=P,K.storage=n||("undefined"!=typeof window?new f:new h),K.refreshInterval=a?0:1e3*u,K.context=r({appName:y,environment:w},I),K.usePOSTrequests=_,K.ready=new Promise((function(t){K.init().then(t).catch((function(e){console.error(e),K.emit(E.ERROR,e),t()}))})),T||console.error('Unleash: You must either provide your own "fetch" implementation or run in an environment where "fetch" is available.'),O||console.error('Unleash: You must either provide your own "AbortController" implementation or run in an environment where "AbortController" is available.'),K.fetch=T,K.createAbortController=O,K.bootstrap=N&&N.length>0?N:void 0,K.bootstrapOverride=A,K.metrics=new l({onError:K.emit.bind(K,E.ERROR),onSent:K.emit.bind(K,E.SENT),appName:y,metricsInterval:d,disableMetrics:m,url:K.url,clientKey:i,fetch:T,headerName:D,customHeaders:P}),K}return function(t,r){if("function"!=typeof r&&null!==r)throw new TypeError("Class extends value "+String(r)+" is not a constructor or null");function n(){this.constructor=t}e(t,r),t.prototype=null===r?Object.create(r):(n.prototype=r.prototype,new n)}(i,t),i.prototype.getAllToggles=function(){return function(t,e,r){if(r||2===arguments.length)for(var n,o=0,i=e.length;o<i;o++)!n&&o in e||(n||(n=Array.prototype.slice.call(e,0,o)),n[o]=e[o]);return t.concat(n||Array.prototype.slice.call(e))}([],this.toggles,!0)},i.prototype.isEnabled=function(t){var e,r=this.toggles.find((function(e){return e.name===t})),n=!!r&&r.enabled;if(this.metrics.count(t,n),(null==r?void 0:r.impressionData)||this.impressionDataAll){var o=this.eventsHandler.createImpressionEvent(this.context,n,t,I,null!==(e=null==r?void 0:r.impressionData)&&void 0!==e?e:void 0);this.emit(E.IMPRESSION,o)}return n},i.prototype.getVariant=function(t){var e,n=this.toggles.find((function(e){return e.name===t})),o=(null==n?void 0:n.enabled)||!1,i=n?n.variant:T;if(i.name&&this.metrics.countVariant(t,i.name),this.metrics.count(t,o),(null==n?void 0:n.impressionData)||this.impressionDataAll){var s=this.eventsHandler.createImpressionEvent(this.context,o,t,x,null!==(e=null==n?void 0:n.impressionData)&&void 0!==e?e:void 0,i.name);this.emit(E.IMPRESSION,s)}return r(r({},i),{feature_enabled:o})},i.prototype.updateContext=function(t){return n(this,void 0,void 0,(function(){var e,n=this;return o(this,(function(o){switch(o.label){case 0:return(t.appName||t.environment)&&console.warn("appName and environment are static. They can't be updated with updateContext."),e={environment:this.context.environment,appName:this.context.appName,sessionId:this.context.sessionId},this.context=r(r({},e),t),this.timerRef||this.readyEventEmitted?[4,this.fetchToggles()]:[3,2];case 1:return o.sent(),[3,4];case 2:return this.started?[4,new Promise((function(t){var e=function(){n.fetchToggles().then((function(){n.off(E.READY,e),t()}))};n.once(E.READY,e)}))]:[3,4];case 3:o.sent(),o.label=4;case 4:return[2]}}))}))},i.prototype.getContext=function(){return r({},this.context)},i.prototype.setContextField=function(t,e){var n,o;if(w.includes(t))this.context=r(r({},this.context),((n={})[t]=e,n));else{var i=r(r({},this.context.properties),((o={})[t]=e,o));this.context=r(r({},this.context),{properties:i})}this.timerRef&&this.fetchToggles()},i.prototype.init=function(){return n(this,void 0,void 0,(function(){var t,e;return o(this,(function(n){switch(n.label){case 0:return[4,this.resolveSessionId()];case 1:return t=n.sent(),this.context=r({sessionId:t},this.context),e=this,[4,this.storage.get(S)];case 2:return e.toggles=n.sent()||[],!this.bootstrap||!this.bootstrapOverride&&0!==this.toggles.length?[3,4]:[4,this.storage.save(S,this.bootstrap)];case 3:n.sent(),this.toggles=this.bootstrap,this.emit(E.READY),n.label=4;case 4:return this.emit(E.INIT),[2]}}))}))},i.prototype.start=function(){return n(this,void 0,void 0,(function(){var t,e=this;return o(this,(function(r){switch(r.label){case 0:return this.started=!0,this.timerRef?(console.error("Unleash SDK has already started, if you want to restart the SDK you should call client.stop() before starting again."),[2]):[4,this.ready];case 1:return r.sent(),this.metrics.start(),t=this.refreshInterval,[4,this.fetchToggles()];case 2:return r.sent(),t>0&&(this.timerRef=setInterval((function(){return e.fetchToggles()}),t)),[2]}}))}))},i.prototype.stop=function(){this.timerRef&&(clearInterval(this.timerRef),this.timerRef=void 0),this.metrics.stop()},i.prototype.resolveSessionId=function(){return n(this,void 0,void 0,(function(){var t;return o(this,(function(e){switch(e.label){case 0:return this.context.sessionId?[2,this.context.sessionId]:[3,1];case 1:return[4,this.storage.get("sessionId")];case 2:return(t=e.sent())?[3,4]:(t=Math.floor(1e9*Math.random()),[4,this.storage.save("sessionId",t)]);case 3:e.sent(),e.label=4;case 4:return[2,t]}}))}))},i.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t["If-None-Match"]=this.etag,t);return Object.entries(this.customHeaders).filter(c).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},i.prototype.storeToggles=function(t){return n(this,void 0,void 0,(function(){return o(this,(function(e){switch(e.label){case 0:return this.toggles=t,this.emit(E.UPDATE),[4,this.storage.save(S,t)];case 1:return e.sent(),[2]}}))}))},i.prototype.fetchToggles=function(){return n(this,void 0,void 0,(function(){var t,e,r,n,i,s,a,u;return o(this,(function(o){switch(o.label){case 0:if(!this.fetch)return[3,9];this.abortController&&this.abortController.abort(),this.abortController=this.createAbortController&&this.createAbortController(),t=this.abortController?this.abortController.signal:void 0,o.label=1;case 1:return o.trys.push([1,7,8,9]),e=this.usePOSTrequests,r=e?this.url:function(t,e){var r=new URL(t.toString());return Object.entries(e).filter(c).forEach((function(t){var e=t[0],n=t[1];"properties"===e&&n?Object.entries(n).filter(c).forEach((function(t){var e=t[0],n=t[1];return r.searchParams.append("properties[".concat(e,"]"),n)})):r.searchParams.append(e,n)})),r}(this.url,this.context),n=e?"POST":"GET",i=e?JSON.stringify({context:this.context}):void 0,[4,this.fetch(r.toString(),{method:n,cache:"no-cache",headers:this.getHeaders(),body:i,signal:t})];case 2:return(s=o.sent()).ok&&304!==s.status?(this.etag=s.headers.get("ETag")||"",[4,s.json()]):[3,5];case 3:return a=o.sent(),[4,this.storeToggles(a.toggles)];case 4:return o.sent(),this.bootstrap||this.readyEventEmitted||(this.emit(E.READY),this.readyEventEmitted=!0),[3,6];case 5:s.ok||304===s.status||(console.error("Unleash: Fetching feature toggles did not have an ok response"),this.emit(E.ERROR,{type:"HttpError",code:s.status})),o.label=6;case 6:return[3,9];case 7:return u=o.sent(),console.error("Unleash: unable to fetch feature toggles",u),this.emit(E.ERROR,u),[3,9];case 8:return this.abortController=null,[7];case 9:return[2]}}))}))},i}(a);t.EVENTS=E,t.InMemoryStorageProvider=h,t.LocalStorageProvider=f,t.UnleashClient=O,t.resolveFetch=R}));
+!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e((t="undefined"!=typeof globalThis?globalThis:t||self).unleash={})}(this,(function(t){"use strict";var e=function(t,r){return e=Object.setPrototypeOf||{__proto__:[]}instanceof Array&&function(t,e){t.__proto__=e}||function(t,e){for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])},e(t,r)};var r=function(){return r=Object.assign||function(t){for(var e,r=1,n=arguments.length;r<n;r++)for(var o in e=arguments[r])Object.prototype.hasOwnProperty.call(e,o)&&(t[o]=e[o]);return t},r.apply(this,arguments)};function n(t,e,r,n){return new(r||(r=Promise))((function(o,i){function s(t){try{c(n.next(t))}catch(t){i(t)}}function a(t){try{c(n.throw(t))}catch(t){i(t)}}function c(t){var e;t.done?o(t.value):(e=t.value,e instanceof r?e:new r((function(t){t(e)}))).then(s,a)}c((n=n.apply(t,e||[])).next())}))}function o(t,e){var r,n,o,i,s={label:0,sent:function(){if(1&o[0])throw o[1];return o[1]},trys:[],ops:[]};return i={next:a(0),throw:a(1),return:a(2)},"function"==typeof Symbol&&(i[Symbol.iterator]=function(){return this}),i;function a(a){return function(c){return function(a){if(r)throw new TypeError("Generator is already executing.");for(;i&&(i=0,a[0]&&(s=0)),s;)try{if(r=1,n&&(o=2&a[0]?n.return:a[0]?n.throw||((o=n.return)&&o.call(n),0):n.next)&&!(o=o.call(n,a[1])).done)return o;switch(n=0,o&&(a=[2&a[0],o.value]),a[0]){case 0:case 1:o=a;break;case 4:return s.label++,{value:a[1],done:!1};case 5:s.label++,n=a[1],a=[0];continue;case 7:a=s.ops.pop(),s.trys.pop();continue;default:if(!(o=s.trys,(o=o.length>0&&o[o.length-1])||6!==a[0]&&2!==a[0])){s=0;continue}if(3===a[0]&&(!o||a[1]>o[0]&&a[1]<o[3])){s.label=a[1];break}if(6===a[0]&&s.label<o[1]){s.label=o[1],o=a;break}if(o&&s.label<o[2]){s.label=o[2],s.ops.push(a);break}o[2]&&s.ops.pop(),s.trys.pop();continue}a=e.call(t,s)}catch(t){a=[6,t],n=0}finally{r=o=0}if(5&a[0])throw a[1];return{value:a[0]?a[1]:void 0,done:!0}}([a,c])}}}"function"==typeof SuppressedError&&SuppressedError;var i={exports:{}};function s(){}s.prototype={on:function(t,e,r){var n=this.e||(this.e={});return(n[t]||(n[t]=[])).push({fn:e,ctx:r}),this},once:function(t,e,r){var n=this;function o(){n.off(t,o),e.apply(r,arguments)}return o._=e,this.on(t,o,r)},emit:function(t){for(var e=[].slice.call(arguments,1),r=((this.e||(this.e={}))[t]||[]).slice(),n=0,o=r.length;n<o;n++)r[n].fn.apply(r[n].ctx,e);return this},off:function(t,e){var r=this.e||(this.e={}),n=r[t],o=[];if(n&&e)for(var i=0,s=n.length;i<s;i++)n[i].fn!==e&&n[i].fn._!==e&&o.push(n[i]);return o.length?r[t]=o:delete r[t],this}},i.exports=s;var a=i.exports.TinyEmitter=s,c=function(t){var e=t[1];return null!=e},u=function(){},l=function(){function t(t){var e=t.onError,r=t.onSent,n=t.appName,o=t.metricsInterval,i=t.disableMetrics,s=void 0!==i&&i,a=t.url,c=t.clientKey,l=t.fetch,h=t.headerName,f=t.customHeaders,p=void 0===f?{}:f;this.onError=e,this.onSent=r||u,this.disabled=s,this.metricsInterval=1e3*o,this.appName=n,this.url=a instanceof URL?a:new URL(a),this.clientKey=c,this.bucket=this.createEmptyBucket(),this.fetch=l,this.headerName=h,this.customHeaders=p}return t.prototype.start=function(){var t=this;if(this.disabled)return!1;"number"==typeof this.metricsInterval&&this.metricsInterval>0&&setTimeout((function(){t.startTimer(),t.sendMetrics()}),2e3)},t.prototype.stop=function(){this.timer&&(clearTimeout(this.timer),delete this.timer)},t.prototype.createEmptyBucket=function(){return{start:new Date,stop:null,toggles:{}}},t.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t);return Object.entries(this.customHeaders).filter(c).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},t.prototype.sendMetrics=function(){return n(this,void 0,void 0,(function(){var t,e,r;return o(this,(function(n){switch(n.label){case 0:if(t="".concat(this.url,"/client/metrics"),e=this.getPayload(),this.bucketIsEmpty(e))return[2];n.label=1;case 1:return n.trys.push([1,3,,4]),[4,this.fetch(t,{cache:"no-cache",method:"POST",headers:this.getHeaders(),body:JSON.stringify(e)})];case 2:return n.sent(),this.onSent(e),[3,4];case 3:return r=n.sent(),console.error("Unleash: unable to send feature metrics",r),this.onError(r),[3,4];case 4:return[2]}}))}))},t.prototype.count=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t][e?"yes":"no"]++,!0)},t.prototype.countVariant=function(t,e){return!(this.disabled||!this.bucket)&&(this.assertBucket(t),this.bucket.toggles[t].variants[e]?this.bucket.toggles[t].variants[e]+=1:this.bucket.toggles[t].variants[e]=1,!0)},t.prototype.assertBucket=function(t){if(this.disabled||!this.bucket)return!1;this.bucket.toggles[t]||(this.bucket.toggles[t]={yes:0,no:0,variants:{}})},t.prototype.startTimer=function(){var t=this;this.timer=setInterval((function(){t.sendMetrics()}),this.metricsInterval)},t.prototype.bucketIsEmpty=function(t){return 0===Object.keys(t.bucket.toggles).length},t.prototype.getPayload=function(){var t=r(r({},this.bucket),{stop:new Date});return this.bucket=this.createEmptyBucket(),{bucket:t,appName:this.appName,instanceId:"browser"}},t}(),h=function(){function t(){this.store=new Map}return t.prototype.save=function(t,e){return n(this,void 0,void 0,(function(){return o(this,(function(r){return this.store.set(t,e),[2]}))}))},t.prototype.get=function(t){return n(this,void 0,void 0,(function(){return o(this,(function(e){return[2,this.store.get(t)]}))}))},t}(),f=function(){function t(){this.prefix="unleash:repository"}return t.prototype.save=function(t,e){return n(this,void 0,void 0,(function(){var r,n;return o(this,(function(o){r=JSON.stringify(e),n="".concat(this.prefix,":").concat(t);try{window.localStorage.setItem(n,r)}catch(t){console.error(t)}return[2]}))}))},t.prototype.get=function(t){try{var e="".concat(this.prefix,":").concat(t),r=window.localStorage.getItem(e);return r?JSON.parse(r):void 0}catch(t){console.error(t)}},t}();let p;const d=new Uint8Array(16);function v(){if(!p&&(p="undefined"!=typeof crypto&&crypto.getRandomValues&&crypto.getRandomValues.bind(crypto),!p))throw new Error("crypto.getRandomValues() not supported. See https://github.com/uuidjs/uuid#getrandomvalues-not-supported");return p(d)}const m=[];for(let t=0;t<256;++t)m.push((t+256).toString(16).slice(1));var y={randomUUID:"undefined"!=typeof crypto&&crypto.randomUUID&&crypto.randomUUID.bind(crypto)};function g(t,e,r){if(y.randomUUID&&!e&&!t)return y.randomUUID();const n=(t=t||{}).random||(t.rng||v)();if(n[6]=15&n[6]|64,n[8]=63&n[8]|128,e){r=r||0;for(let t=0;t<16;++t)e[r+t]=n[t];return e}return function(t,e=0){return m[t[e+0]]+m[t[e+1]]+m[t[e+2]]+m[t[e+3]]+"-"+m[t[e+4]]+m[t[e+5]]+"-"+m[t[e+6]]+m[t[e+7]]+"-"+m[t[e+8]]+m[t[e+9]]+"-"+m[t[e+10]]+m[t[e+11]]+m[t[e+12]]+m[t[e+13]]+m[t[e+14]]+m[t[e+15]]}(n)}var b=function(){function t(){}return t.prototype.generateEventId=function(){return g()},t.prototype.createImpressionEvent=function(t,e,n,o,i,s){var a=this.createBaseEvent(t,e,n,o,i);return s?r(r({},a),{variant:s}):a},t.prototype.createBaseEvent=function(t,e,r,n,o){return{eventType:n,eventId:this.generateEventId(),context:t,enabled:e,featureName:r,impressionData:o}},t}(),w=["userId","sessionId","remoteAddress"],E={INIT:"initialized",ERROR:"error",READY:"ready",UPDATE:"update",IMPRESSION:"impression",SENT:"sent",RECOVERED:"recovered"},I="isEnabled",S="getVariant",x={name:"disabled",enabled:!1,feature_enabled:!1},R="repo",T=function(){try{if("undefined"!=typeof window&&"fetch"in window)return fetch.bind(window);if("fetch"in globalThis)return fetch.bind(globalThis)}catch(t){console.error('Unleash failed to resolve "fetch"',t)}},k=function(t){function i(e){var n=e.storageProvider,o=e.url,i=e.clientKey,s=e.disableRefresh,a=void 0!==s&&s,c=e.refreshInterval,u=void 0===c?30:c,p=e.metricsInterval,d=void 0===p?30:p,v=e.disableMetrics,m=void 0!==v&&v,y=e.appName,g=e.environment,w=void 0===g?"default":g,I=e.context,S=e.fetch,x=void 0===S?T():S,R=e.createAbortController,k=void 0===R?function(){try{if("undefined"!=typeof window&&"AbortController"in window)return function(){return new window.AbortController};if("fetch"in globalThis)return function(){return new globalThis.AbortController}}catch(t){console.error('Unleash failed to resolve "AbortController" factory',t)}}():R,O=e.bootstrap,N=e.bootstrapOverride,A=void 0===N||N,D=e.headerName,U=void 0===D?"Authorization":D,C=e.customHeaders,P=void 0===C?{}:C,j=e.impressionDataAll,H=void 0!==j&&j,M=e.usePOSTrequests,_=void 0!==M&&M,K=t.call(this)||this;if(K.toggles=[],K.etag="",K.readyEventEmitted=!1,K.usePOSTrequests=!1,K.started=!1,!o)throw new Error("url is required");if(!i)throw new Error("clientKey is required");if(!y)throw new Error("appName is required.");return K.eventsHandler=new b,K.impressionDataAll=H,K.toggles=O&&O.length>0?O:[],K.url=o instanceof URL?o:new URL(o),K.clientKey=i,K.headerName=U,K.customHeaders=P,K.storage=n||("undefined"!=typeof window?new f:new h),K.refreshInterval=a?0:1e3*u,K.context=r({appName:y,environment:w},I),K.usePOSTrequests=_,K.sdkState="initializing",K.ready=new Promise((function(t){K.init().then(t).catch((function(e){console.error(e),K.sdkState="error",K.emit(E.ERROR,e),t()}))})),x||console.error('Unleash: You must either provide your own "fetch" implementation or run in an environment where "fetch" is available.'),k||console.error('Unleash: You must either provide your own "AbortController" implementation or run in an environment where "AbortController" is available.'),K.fetch=x,K.createAbortController=k,K.bootstrap=O&&O.length>0?O:void 0,K.bootstrapOverride=A,K.metrics=new l({onError:K.emit.bind(K,E.ERROR),onSent:K.emit.bind(K,E.SENT),appName:y,metricsInterval:d,disableMetrics:m,url:K.url,clientKey:i,fetch:x,headerName:U,customHeaders:P}),K}return function(t,r){if("function"!=typeof r&&null!==r)throw new TypeError("Class extends value "+String(r)+" is not a constructor or null");function n(){this.constructor=t}e(t,r),t.prototype=null===r?Object.create(r):(n.prototype=r.prototype,new n)}(i,t),i.prototype.getAllToggles=function(){return function(t,e,r){if(r||2===arguments.length)for(var n,o=0,i=e.length;o<i;o++)!n&&o in e||(n||(n=Array.prototype.slice.call(e,0,o)),n[o]=e[o]);return t.concat(n||Array.prototype.slice.call(e))}([],this.toggles,!0)},i.prototype.isEnabled=function(t){var e,r=this.toggles.find((function(e){return e.name===t})),n=!!r&&r.enabled;if(this.metrics.count(t,n),(null==r?void 0:r.impressionData)||this.impressionDataAll){var o=this.eventsHandler.createImpressionEvent(this.context,n,t,I,null!==(e=null==r?void 0:r.impressionData)&&void 0!==e?e:void 0);this.emit(E.IMPRESSION,o)}return n},i.prototype.getVariant=function(t){var e,n=this.toggles.find((function(e){return e.name===t})),o=(null==n?void 0:n.enabled)||!1,i=n?n.variant:x;if(i.name&&this.metrics.countVariant(t,i.name),this.metrics.count(t,o),(null==n?void 0:n.impressionData)||this.impressionDataAll){var s=this.eventsHandler.createImpressionEvent(this.context,o,t,S,null!==(e=null==n?void 0:n.impressionData)&&void 0!==e?e:void 0,i.name);this.emit(E.IMPRESSION,s)}return r(r({},i),{feature_enabled:o})},i.prototype.updateContext=function(t){return n(this,void 0,void 0,(function(){var e,n=this;return o(this,(function(o){switch(o.label){case 0:return(t.appName||t.environment)&&console.warn("appName and environment are static. They can't be updated with updateContext."),e={environment:this.context.environment,appName:this.context.appName,sessionId:this.context.sessionId},this.context=r(r({},e),t),this.timerRef||this.readyEventEmitted?[4,this.fetchToggles()]:[3,2];case 1:return o.sent(),[3,4];case 2:return this.started?[4,new Promise((function(t){var e=function(){n.fetchToggles().then((function(){n.off(E.READY,e),t()}))};n.once(E.READY,e)}))]:[3,4];case 3:o.sent(),o.label=4;case 4:return[2]}}))}))},i.prototype.getContext=function(){return r({},this.context)},i.prototype.setContextField=function(t,e){var n,o;if(w.includes(t))this.context=r(r({},this.context),((n={})[t]=e,n));else{var i=r(r({},this.context.properties),((o={})[t]=e,o));this.context=r(r({},this.context),{properties:i})}this.timerRef&&this.fetchToggles()},i.prototype.init=function(){return n(this,void 0,void 0,(function(){var t,e;return o(this,(function(n){switch(n.label){case 0:return[4,this.resolveSessionId()];case 1:return t=n.sent(),this.context=r({sessionId:t},this.context),e=this,[4,this.storage.get(R)];case 2:return e.toggles=n.sent()||[],!this.bootstrap||!this.bootstrapOverride&&0!==this.toggles.length?[3,4]:[4,this.storage.save(R,this.bootstrap)];case 3:n.sent(),this.toggles=this.bootstrap,this.emit(E.READY),n.label=4;case 4:return this.sdkState="healthy",this.emit(E.INIT),[2]}}))}))},i.prototype.start=function(){return n(this,void 0,void 0,(function(){var t,e=this;return o(this,(function(r){switch(r.label){case 0:return this.started=!0,this.timerRef?(console.error("Unleash SDK has already started, if you want to restart the SDK you should call client.stop() before starting again."),[2]):[4,this.ready];case 1:return r.sent(),this.metrics.start(),t=this.refreshInterval,[4,this.fetchToggles()];case 2:return r.sent(),t>0&&(this.timerRef=setInterval((function(){return e.fetchToggles()}),t)),[2]}}))}))},i.prototype.stop=function(){this.timerRef&&(clearInterval(this.timerRef),this.timerRef=void 0),this.metrics.stop()},i.prototype.resolveSessionId=function(){return n(this,void 0,void 0,(function(){var t;return o(this,(function(e){switch(e.label){case 0:return this.context.sessionId?[2,this.context.sessionId]:[3,1];case 1:return[4,this.storage.get("sessionId")];case 2:return(t=e.sent())?[3,4]:(t=Math.floor(1e9*Math.random()),[4,this.storage.save("sessionId",t)]);case 3:e.sent(),e.label=4;case 4:return[2,t]}}))}))},i.prototype.getHeaders=function(){var t,e=((t={})[this.headerName]=this.clientKey,t.Accept="application/json",t["Content-Type"]="application/json",t["If-None-Match"]=this.etag,t);return Object.entries(this.customHeaders).filter(c).forEach((function(t){var r=t[0],n=t[1];return e[r]=n})),e},i.prototype.storeToggles=function(t){return n(this,void 0,void 0,(function(){return o(this,(function(e){switch(e.label){case 0:return this.toggles=t,this.emit(E.UPDATE),[4,this.storage.save(R,t)];case 1:return e.sent(),[2]}}))}))},i.prototype.fetchToggles=function(){return n(this,void 0,void 0,(function(){var t,e,r,n,i,s,a,u;return o(this,(function(o){switch(o.label){case 0:if(!this.fetch)return[3,9];this.abortController&&this.abortController.abort(),this.abortController=this.createAbortController&&this.createAbortController(),t=this.abortController?this.abortController.signal:void 0,o.label=1;case 1:return o.trys.push([1,7,8,9]),e=this.usePOSTrequests,r=e?this.url:function(t,e){var r=new URL(t.toString());return Object.entries(e).filter(c).forEach((function(t){var e=t[0],n=t[1];"properties"===e&&n?Object.entries(n).filter(c).forEach((function(t){var e=t[0],n=t[1];return r.searchParams.append("properties[".concat(e,"]"),n)})):r.searchParams.append(e,n)})),r}(this.url,this.context),n=e?"POST":"GET",i=e?JSON.stringify({context:this.context}):void 0,[4,this.fetch(r.toString(),{method:n,cache:"no-cache",headers:this.getHeaders(),body:i,signal:t})];case 2:return s=o.sent(),"error"===this.sdkState&&s.status<400&&(this.sdkState="healthy",this.emit(E.RECOVERED)),s.ok&&304!==s.status?(this.etag=s.headers.get("ETag")||"",[4,s.json()]):[3,5];case 3:return a=o.sent(),[4,this.storeToggles(a.toggles)];case 4:return o.sent(),"healthy"!==this.sdkState&&(this.sdkState="healthy"),this.bootstrap||this.readyEventEmitted||(this.emit(E.READY),this.readyEventEmitted=!0),[3,6];case 5:s.ok||304===s.status||(console.error("Unleash: Fetching feature toggles did not have an ok response"),this.sdkState="error",this.emit(E.ERROR,{type:"HttpError",code:s.status})),o.label=6;case 6:return[3,9];case 7:return u=o.sent(),console.error("Unleash: unable to fetch feature toggles",u),this.sdkState="error",this.emit(E.ERROR,u),[3,9];case 8:return this.abortController=null,[7];case 9:return[2]}}))}))},i}(a);t.EVENTS=E,t.InMemoryStorageProvider=h,t.LocalStorageProvider=f,t.UnleashClient=k,t.resolveFetch=T}));
 //# sourceMappingURL=main.min.js.map

package.json

 {
   "name": "unleash-proxy-client",
-  "version": "3.3.0-beta.0",
+  "version": "3.3.0-beta.1",
   "description": "A browser client that can be used together with the unleash-proxy.",
@@ -5,0 +5,0 @@ "type": "module",

README.md

@@ -146,2 +146,4 @@ # Unleash Proxy Client for the browser (JS)
 - **update** - emitted every time the Unleash Proxy return a new feature toggle configuration. The SDK will emit this event as part of the initial fetch from the SDK.  
+- **recovered** - emitted when the SDK has recovered from an error. This event will only be emitted if the SDK has previously emitted an error.
+- **sent** - emitted when the SDK has successfully sent metrics to Unleash.
 
@@ -148,0 +150,0 @@ > PS! Please remember that you should always register your event listeners before your call `unleash.start()`. If you register them after you have started the SDK you risk loosing important events.

src/index.test.ts

@@ -1576,1 +1576,54 @@ import { FetchMock } from 'jest-fetch-mock';
 });
+
+test('Should emit RECOVERED event when sdkStatus is error and status is less than 400', (done) => {
+    const data = { status: 200 }; // replace with the actual data you want to test
+    fetchMock.mockResponseOnce(JSON.stringify(data), { status: 200 });
+
+    const config: IConfig = {
+        url: 'http://localhost/test',
+        clientKey: '12',
+        appName: 'web',
+    };
+
+    const client = new UnleashClient(config);
+
+    client.start();
+
+    client.on(EVENTS.INIT, () => {
+        // Set error after the SDK has moved through the sdk states internally
+        // eslint-disable-next-line
+        // @ts-ignore - Private method by design, but we want to access it in tests
+        client.sdkState = 'error';
+    });
+
+    client.on(EVENTS.RECOVERED, () => {
+        // eslint-disable-next-line
+        // @ts-ignore - Private method by design. but we want to access it in tests
+        expect(client.sdkState).toBe('healthy');
+        client.stop();
+        done();
+    });
+});
+
+test('Should set sdkState to healthy when client is started', (done) => {
+    const config: IConfig = {
+        url: 'http://localhost/test',
+        clientKey: '12',
+        appName: 'web',
+    };
+
+    const client = new UnleashClient(config);
+    // eslint-disable-next-line
+    // @ts-ignore - Private method by design, but we want to access it in tests
+    expect(client.sdkState).toBe('initializing');
+
+    client.start();
+
+    client.on(EVENTS.INIT, () => {
+        // eslint-disable-next-line
+        // @ts-ignore - Private method by design, but we want to access it in tests
+        expect(client.sdkState).toBe('healthy');
+        client.stop();
+        done();
+    });
+});

src/index.ts

@@ -70,2 +70,3 @@ import { TinyEmitter } from 'tiny-emitter';
     SENT: 'sent',
+    RECOVERED: 'recovered',
 };
@@ -85,2 +86,4 @@
 
+type SdkState = 'initializing' | 'healthy' | 'error';
+
 export const resolveFetch = () => {
@@ -135,2 +138,3 @@ try {
     private started = false;
+    private sdkState: SdkState;
 
@@ -183,2 +187,3 @@ constructor({
         this.usePOSTrequests = usePOSTrequests;
+        this.sdkState = 'initializing';
         this.ready = new Promise((resolve) => {
@@ -189,2 +194,3 @@ this.init()
                     console.error(error);
+                    this.sdkState = 'error';
                     this.emit(EVENTS.ERROR, error);
@@ -332,2 +338,4 @@ resolve();
         }
+
+        this.sdkState = 'healthy';
         this.emit(EVENTS.INIT);
@@ -424,2 +432,7 @@ }
                 });
+                if (this.sdkState === 'error' && response.status < 400) {
+                    this.sdkState = 'healthy';
+                    this.emit(EVENTS.RECOVERED);
+                }
+
                 if (response.ok && response.status !== 304) {
@@ -430,2 +443,6 @@ this.etag = response.headers.get('ETag') || '';
 
+                    if (this.sdkState !== 'healthy') {
+                        this.sdkState = 'healthy';
+                    }
+
                     if (!this.bootstrap && !this.readyEventEmitted) {
@@ -439,2 +456,3 @@ this.emit(EVENTS.READY);
                     );
+                    this.sdkState = 'error';
                     this.emit(EVENTS.ERROR, {
@@ -447,2 +465,3 @@ type: 'HttpError',
                 console.error('Unleash: unable to fetch feature toggles', e);
+                this.sdkState = 'error';
                 this.emit(EVENTS.ERROR, e);
@@ -449,0 +468,0 @@ } finally {

No alert changes

Improved metrics

Total package byte prevSize

304018

increased by1.42%

Lines of code

2874

increased by2.24%

Number of lines in readme file

283

increased by0.71%

No dependency changes