new_recon/twatter/js_files/bundle.NetworkInstrument.e3c1692a.js

"use strict";(self.webpackChunk_twitter_responsive_web=self.webpackChunk_twitter_responsive_web||[]).push([["bundle.NetworkInstrument"],{88170:(e,t,n)=>{n.r(t),n.d(t,{default:()=>c});n(6886),n(14121),n(60523),n(36728);var r=n(77799),s=n(56776),i=n(59211),o=n(56992),a=n(63174),_=n(63140);const u=[_.ZP.BadOauthToken,_.ZP.OauthTimestampException,_.ZP.BadAuthenticationData,_.ZP.AccessDeniedByBouncer];class c{constructor(e,t){this.scribeRequest=e=>{let{response:t}=e;const{error:n,...r}=e,i=new window.URL(r.url);if(n||!t){const r=new window.URL(e.url);if(t={request:{host:r.origin,method:e.method,headers:e.headers,path:r.pathname,uri:e.url},headers:{},body:"",status:n?n.status:500},!(n instanceof a.Z))return}if(this._shouldFilter(i))return;this._flushResourceTimingBuffer();const o=(0,s.Z)(this._buffer,(e=>{const{request:t}=e;return i.protocol===t.uri_scheme&&i.hostname===t.uri_host_name&&i.pathname===t.uri_path&&i.searchParams.toString()===t.uri_query}));if(o){const e=this._buffer.indexOf(o);this._buffer[e]=this._updateEventWithRequestResponse(o,r,t,n)}else{const e=this._prepareEvent(r.url),s=e&&this._updateEventWithRequestResponse(e,r,t,n);s&&this._buffer.push(s)}this._flushBuffer()},this._shouldFilter=e=>e.pathname.indexOf("/1.1/jot")>-1,this._flushResourceTimingBuffer=()=>{if(!this._resourceTimingApiSupported)return;const e=window.performance.getEntriesByType("resource");window.performance.clearResourceTimings(),e.forEach((e=>{if(e.name){const t=this._prepareEvent(e.name);if(t){const n=this._updateEventWithPrecisionTimings(t,e);this._buffer.push(n)}}}))},this._updateNetworkInfo=e=>{this._networkInfo=e},this._getNetworkMeasurements=()=>({connection_type:this._networkInfo.type||"unknown",speed_class:this._networkInfo.effectiveType,download_mbps:this._networkInfo.downlink,download_max_mbps:this._networkInfo.downlinkMax,rtt_ms:this._networkInfo.rtt,reduced_data_usage:this._networkInfo.saveData}),this._resourceTimingApiSupported=window.performance&&window.performance.getEntriesByType&&window.performance.getEntriesByType("resource")&&window.performance.clearResourceTimings,this._scribe=e,this._options={apiErrorSampleSize:0,apiSampleSize:0,cdnSampleSize:0,navSampleSize:0,cdnHostList:[],...t},this._buffer=[],this._networkInfo={},r.Z.getConnectionInfo().then((e=>{this._updateNetworkInfo(e),r.Z.addEventListener("connectionChange",this._updateNetworkInfo)})),this._resourceTimingApiSupported&&(window.performance.onresourcetimingbufferfull=this._flushResourceTimingBuffer);const n=this._getNavigationClientNetworkRequestEvent();n&&this._buffer.push(n)}_record(e){this._sample(e)&&this._scribe.log(void 0,e)}_possiblyRecordErrorToAllNamespace(e){if("api:error"===e.event_type){const t={...e,event_type:"api:all"};this._record(t)}}_flushBuffer(){this._buffer.splice(0,this._buffer.length).forEach((e=>{this._record(e),this._possiblyRecordErrorToAllNamespace(e)}))}_sample(e){const{event_type:t}=e,n=this._options[{"api:all":"apiSampleSize","api:error":"apiErrorSampleSize","cdn:all":"cdnSampleSize","web:nav":"navSampleSize"}[t]]||0;return Math.random()<n}_getEventType(e,t){return this._options.cdnHostList.indexOf(e)>-1?"cdn:all":e.indexOf("twitter.com")>-1?t>=200&&t<300?"api:all":"api:error":"none"}_createCommonHeader(e){return{commonHeader:{clientHeader:{timestampMs:e.getTime(),timezoneOffsetMin:-e.getTimezoneOffset()}}}}_prepareEvent(e){const t=new window.URL(e);if(this._shouldFilter(t))return null;const n="api.twitter.com"===t.hostname;return{_category_:"client_network_request_event",request:{uri_scheme:t.protocol,uri_host_name:t.hostname,uri_path:t.pathname,uri_query:t.searchParams.toString(),http_method:"GET",http_status_code:n?0:200,start_time_ms:Date.now(),request_details:{duration_ms:0}},common_header:this._createCommonHeader(new Date),network_measurements:this._getNetworkMeasurements(),event_type:this._getEventType(t.hostname,200),event_source:"rweb"}}_extractApiErrorCode(e){const{errors:t=[]}=e,n=t.map((({code:e})=>e)).filter((e=>void 0!==e)),r=(0,i.Z)(n,(e=>u.indexOf(e)>-1));return r||(n.length>0?n[0]:void 0)}_updateEventWithRequestResponse(e,t,n,r){const s=e.request.request_details;return{...e,request:{...e.request,http_method:t.method,http_status_code:n.status,start_time_ms:t.startTimestamp,trace_id:t.headers["x-b3-traceid"],twitter_api_error_code:r&&this._extractApiErrorCode(r)||void 0,request_details:{...s,duration_ms:s.duration_ms||t.endTimestamp-t.startTimestamp,request_body_size:s.request_body_size||("string"==typeof t.data?t.data.length:t.data?JSON.stringify(t.data).length:void 0),response_body_size:s.response_body_size||(n&&n.body?n.body.length:void 0)}},event_type:this._getEventType(e.request.uri_host_name,n.status)}}_getTiming(e,t){return(0,o.Z)(e)&&(0,o.Z)(t)?Math.round(t-e):void 0}_getRequestDetails(e){const t=this._getTiming(e.startTime,e.responseEnd)||0,n=e.secureConnectionStart||e.connectEnd;return{duration_ms:t,rx_bytes:e.transferSize,dns_ms:this._getTiming(e.domainLookupStart,e.domainLookupEnd),tcp_ms:this._getTiming(e.connectStart,n),tls_ms:0===e.secureConnectionStart?void 0:this._getTiming(e.secureConnectionStart,e.connectEnd),response_body_size:e.decodedBodySize,ttfb_ms:this._getTiming(e.requestStart,e.responseStart),ttlb_ms:this._getTiming(e.requestStart,e.responseEnd)}}_updateEventWithPrecisionTimings(e,t){var n;const r=this._getRequestDetails(t);return{...e,request:{...e.request,request_details:{...e.request.request_details,...r},x_cache:Array.isArray(t.serverTiming)?null==(n=t.serverTiming.find((({name:e})=>"x-cache"===e)))?void 0:n.description:void 0,context:this._getCdnContext(t)||void 0,protocol:t.nextHopProtocol?t.nextHopProtocol:void 0}}}_getCdnContext(e){if(Array.isArray(e.serverTiming)){var t;const n=null==(t=e.serverTiming.find((({name:e})=>"x-tw-cdn"===e)))?void 0:t.description;return n&&`cdn=${n}`}}_getPerformanceNavigationTimingClientNetworkRequestEvent(e){const t=new window.URL(e.name),n=this._getRequestDetails(e);return{_category_:"client_network_request_event",request:{uri_scheme:t.protocol,uri_host_name:t.hostname,uri_path:t.pathname,uri_query:t.searchParams.toString(),http_method:"GET",http_status_code:200,start_time_ms:Date.now(),request_details:n,protocol:e.nextHopProtocol?e.nextHopProtocol:void 0},common_header:this._createCommonHeader(new Date),network_measurements:this._getNetworkMeasurements(),event_type:"web:nav",event_source:"rweb"}}_getPerformanceTimingClientNetworkRequestEvent(e,t){const n=e.secureConnectionStart||e.connectEnd;return{_category_:"client_network_request_event",request:{uri_scheme:t.protocol,uri_host_name:t.hostname,uri_path:t.pathname,uri_query:t.search,http_method:"GET",http_status_code:200,start_time_ms:Date.now(),request_details:{duration_ms:this._getTiming(e.navigationStart,e.responseEnd)||0,dns_ms:this._getTiming(e.domainLookupStart,e.domainLookupEnd),tcp_ms:this._getTiming(e.connectStart,n),ttfb_ms:this._getTiming(e.requestStart,e.responseStart),ttlb_ms:this._getTiming(e.requestStart,e.responseEnd),tls_ms:0===e.secureConnectionStart?void 0:this._getTiming(e.secureConnectionStart,e.connectEnd)}},common_header:this._createCommonHeader(new Date),network_measurements:this._getNetworkMeasurements(),event_type:"web:nav",event_source:"rweb"}}_getNavigationClientNetworkRequestEvent(){if(window.performance&&window.performance.getEntriesByType){const e=window.performance.getEntriesByType("navigation");if(e&&e.length){const t=e[0];return this._getPerformanceNavigationTimingClientNetworkRequestEvent(t)}}else if(window.performance&&window.performance.timing&&window.location){const e=window.performance.timing,t=window.location;return this._getPerformanceTimingClientNetworkRequestEvent(e,t)}}}}}]);
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