bundle.min.js

function lt(n){let t=window.SERVER_CONFIG?.baseUrl||"";return t?`${t.endsWith("/")?t.slice(0,-1):t}${n}`:n}var V=class{constructor(){this.eventListeners={},this.pc=null,this.dataChannel=null,this.packets={},this.testRunning=!1,this.serverRxCount=0,this.isCleanedUp=!1,this.activeTimeouts=new Set,this.lossCheckInterval=null,this.pcId=null,this.connectionTimeoutId=null,this.wasDisconnected=!1,this.reconnectAttempt=0,this.maxReconnectAttempts=10,this.reconnectTimer=null,this.sendQueue=[],this.isSendingPaused=!1,this.BUFFER_THRESHOLD=16*1024*1024,this.BUFFER_LOW_WATERMARK=8*1024*1024,this.sendingComplete=!1,this.sendingCompleteTime=null,this.GRACE_PERIOD_MS=3e3,this.stats={sent:0,received:0,lost:0,currentLoss:0,c2sLost:0,s2cLost:0,c2sLossPercent:0,s2cLossPercent:0,jitter:0,sentPPS:0,receivedPPS:0,outOfOrder:0,outOfOrderPercent:0,rtt:0},this.ppsWindow=1e3,this.lastPPSUpdate=0,this.lastSentCount=0,this.lastReceivedCount=0,this.ppsHistory={sent:[],received:[]},this.SMA_WINDOW_SIZE=5,this.lastReceivedSeq=-1,this.outOfOrderHistory=[],this.isMobile=/iPhone|iPad|iPod|Android/i.test(navigator.userAgent),this.PACKET_TIMEOUT=this.isMobile?5e3:2e3,this.smoothedRTT=null,this.rttVariance=0,this.rttSampleCount=0,this.lastRTT=null,this.BOOTSTRAP_PACKETS=10,this.BOOTSTRAP_TIMEOUT=5e3,this.MIN_TIMEOUT=1e3,this.rttHistory=[],this.jitterHistory=[],this.displayRTT=0,this.displayJitter=0,this.autoIntervalEnabled=!1,this.baseInterval=null,this.autoIntervalAdjusted=!1,this.lastIntervalAdjustmentTime=0,this.lossTrackingReady=!1,this.baselineStats={sent:0,received:0,serverRxCount:0,priorC2SLost:0,priorS2CLost:0},this.calculationMode="cumulative",this.realtimeWindowMs=1e4,this.statsHistory=[]}getStunUrl(){if(window.STUN_CONFIG&&window.STUN_CONFIG.enabled===!1)return null;if(window.STUN_CONFIG&&window.STUN_CONFIG.url)return window.STUN_CONFIG.url;let t=window.SERVER_CONFIG?.baseUrl||window.location.origin;try{return`stun:${new URL(t).hostname}:3478`}catch{return"stun:stun.l.google.com:19302"}}on(t,e){this.eventListeners[t]||(this.eventListeners[t]=[]),this.eventListeners[t].push(e)}once(t,e){let s=i=>{this.off(t,s),e(i)};this.on(t,s)}off(t,e){this.eventListeners[t]&&(this.eventListeners[t]=this.eventListeners[t].filter(s=>s!==e))}emit(t,e){this.eventListeners[t]&&this.eventListeners[t].forEach(s=>s(e))}trimHistory(t,e){t.length>e&&t.shift()}calculateSMA(t,e=!0){if(!t||t.length===0)return 0;let i=t.reduce((o,r)=>o+r,0)/t.length;return e?Math.round(i):i}calculatePPS(){if(!this.testRunning||this.testConfig&&this.testConfig.count!==1/0&&this.stats.sent>=this.testConfig.count||this.sendingComplete&&this.sendingCompleteTime&&Date.now()-this.sendingCompleteTime>this.GRACE_PERIOD_MS)return;let t=Date.now(),e=t-this.lastPPSUpdate;if(e>=this.ppsWindow){let s=this.stats.sent-this.lastSentCount,i=this.stats.received-this.lastReceivedCount,o=Math.round(s/e*1e3),r=Math.round(i/e*1e3);this.ppsHistory.sent.push(o),this.ppsHistory.received.push(r),this.trimHistory(this.ppsHistory.sent,this.SMA_WINDOW_SIZE),this.trimHistory(this.ppsHistory.received,this.SMA_WINDOW_SIZE),this.stats.sentPPS=this.calculateSMA(this.ppsHistory.sent),this.stats.receivedPPS=this.calculateSMA(this.ppsHistory.received),this.lastPPSUpdate=t,this.lastSentCount=this.stats.sent,this.lastReceivedCount=this.stats.received}}calculateOutOfOrderStats(){if(this.testRunning&&!(this.testConfig&&this.testConfig.count!==1/0&&this.stats.sent>=this.testConfig.count)&&!(this.sendingComplete&&this.sendingCompleteTime&&Date.now()-this.sendingCompleteTime>this.GRACE_PERIOD_MS))if(this.calculationMode==="realtime")if(this.statsHistory.length>=2){let t=this.statsHistory[0],s=this.statsHistory[this.statsHistory.length-1].received-t.received;s>0?this.stats.outOfOrderPercent=this.stats.outOfOrder/s*100:this.stats.outOfOrderPercent=0}else this.stats.outOfOrderPercent=0;else this.stats.received>0?this.stats.outOfOrderPercent=this.stats.outOfOrder/this.stats.received*100:this.stats.outOfOrderPercent=0}calculateRealtimeLoss(){let t=Date.now(),e={timestamp:t,sent:this.stats.sent-this.baselineStats.sent,received:this.stats.received-this.baselineStats.received,serverRxCount:this.serverRxCount-this.baselineStats.serverRxCount};this.statsHistory.push(e);let s=t-this.realtimeWindowMs;if(this.statsHistory=this.statsHistory.filter(P=>P.timestamp>=s),this.calculationMode==="realtime"&&this.outOfOrderHistory&&this.outOfOrderHistory.length>0&&(this.outOfOrderHistory=this.outOfOrderHistory.filter(P=>P.timestamp>=s)),this.calculationMode==="realtime"&&this.outOfOrderHistory&&(this.stats.outOfOrder=this.outOfOrderHistory.length),this.calculateOutOfOrderStats(),this.autoIntervalEnabled&&this.smoothedRTT&&t-(this.lastIntervalAdjustmentTime||0)>=this.realtimeWindowMs&&this.recheckAndAdjustInterval(),this.statsHistory.length<2){this.stats.c2sLossPercent=0,this.stats.s2cLossPercent=0,this.stats.currentLoss=0,this.stats.windowSent=0,this.stats.windowServerRx=0,this.stats.windowLost=0,this.stats.windowC2SLost=0,this.stats.windowS2CLost=0;return}let i=this.statsHistory[0],o=this.statsHistory[this.statsHistory.length-1],r=o.sent-i.sent,a=o.serverRxCount-i.serverRxCount,l=o.received-i.received,h=this.getAdaptiveTimeout(),m=Date.now(),d=0;for(let P in this.packets){let X=this.packets[P];if(X.sent<s){delete this.packets[P];continue}m-X.sent>=h||X.received||d++}let p=Math.max(0,r-a-d),f=Math.max(0,a-l),w=0,C=0;r>0&&(w=p/r,C=a>0?f/a:0);let A=this.stats.sent-this.baselineStats.sent,_=this.serverRxCount-this.baselineStats.serverRxCount,z=this.stats.received-this.baselineStats.received,q=Math.max(0,A-_-d)+(this.baselineStats.priorC2SLost||0),H=Math.max(0,_-z)+(this.baselineStats.priorS2CLost||0);this.stats.c2sLost=Math.max(this.stats.c2sLost,q),this.stats.s2cLost=Math.max(this.stats.s2cLost,H),this.stats.lost=this.stats.c2sLost+this.stats.s2cLost,this.stats.windowSent=r,this.stats.windowServerRx=a,this.stats.serverRxCount=this.serverRxCount,this.stats.windowLost=p+f,this.stats.windowC2SLost=p,this.stats.windowS2CLost=f,this.stats.c2sLossPercent=Math.min(100,w*100),this.stats.s2cLossPercent=Math.min(100,C*100);let pt=r>0?(p+f)/r*100:0;this.stats.currentLoss=Math.min(100,pt)}calculateLossStats(){if(!this.lossTrackingReady){this.stats.c2sLost=0,this.stats.s2cLost=0,this.stats.lost=0,this.stats.c2sLossPercent=0,this.stats.s2cLossPercent=0,this.stats.currentLoss=0;return}if(this.calculationMode==="realtime"){this.calculateRealtimeLoss();return}let t=this.getAdaptiveTimeout(),e=Date.now(),s=0;for(let w in this.packets){if(w<this.baselineStats.sent)continue;let C=this.packets[w];e-C.sent>=t||C.received||s++}let i=this.stats.sent-this.baselineStats.sent,o=this.serverRxCount-this.baselineStats.serverRxCount,r=this.stats.received-this.baselineStats.received,a=Math.max(0,i-o-s),l=Math.max(0,o-r),h=0,m=0;i>0&&(h=a/i,m=o>0?l/o:0);let d=Math.round(this.baselineStats.sent*h),p=Math.round(this.baselineStats.serverRxCount*m);this.stats.c2sLost=a+d,this.stats.s2cLost=l+p,this.stats.lost=this.stats.c2sLost+this.stats.s2cLost,this.stats.c2sLossPercent=Math.min(100,h*100),this.stats.s2cLossPercent=Math.min(100,m*100);let f=i>0?(a+l)/i*100:0;this.stats.currentLoss=Math.min(100,f),this.stats.serverRxCount=this.serverRxCount}getAdaptiveTimeout(){if(this.rttSampleCount<this.BOOTSTRAP_PACKETS)return this.BOOTSTRAP_TIMEOUT;let t=this.smoothedRTT+4*this.rttVariance;return Math.max(this.MIN_TIMEOUT,Math.min(t,this.BOOTSTRAP_TIMEOUT))}updateRTT(t){if(this.rttSampleCount++,this.lastRTT!==null){let e=Math.abs(t-this.lastRTT);this.stats.jitter+=(e-this.stats.jitter)/16}if(this.lastRTT=t,this.smoothedRTT===null)this.smoothedRTT=t,this.rttVariance=t/2;else{let i=Math.abs(t-this.smoothedRTT);this.rttVariance=(1-.25)*this.rttVariance+.25*i,this.smoothedRTT=(1-.125)*this.smoothedRTT+.125*t}this.rttHistory.push(this.smoothedRTT),this.trimHistory(this.rttHistory,this.SMA_WINDOW_SIZE),this.jitterHistory.push(this.stats.jitter),this.trimHistory(this.jitterHistory,this.SMA_WINDOW_SIZE),this.displayRTT=this.calculateSMA(this.rttHistory,!1),this.displayJitter=this.calculateSMA(this.jitterHistory,!1),this.rttSampleCount===this.BOOTSTRAP_PACKETS?this.autoIntervalEnabled&&!this.autoIntervalAdjusted?this.adjustPacketInterval():this.enableLossTracking():this.rttSampleCount%10}enableLossTracking(){this.lossTrackingReady||(this.lossTrackingReady=!0,this.baselineStats={sent:this.stats.sent,received:this.stats.received,serverRxCount:this.serverRxCount,priorC2SLost:0,priorS2CLost:0},this.statsHistory=[],this.outOfOrderHistory=[],this.emit("loss-tracking:ready"))}getOptimalInterval(){if(!this.smoothedRTT)return this.baseInterval;let t=15,e=500,i=Math.round(this.smoothedRTT*.5);return Math.max(t,Math.min(e,i))}adjustPacketInterval(){if(this.autoIntervalAdjusted||!this.testRunning)return;let t=this.getOptimalInterval(),e=this.baseInterval;if(Math.abs(t-e)/e<.2){this.enableLossTracking();return}this.autoIntervalAdjusted=!0,this.lastIntervalAdjustmentTime=Date.now(),this.sendInterval&&clearInterval(this.sendInterval),this.emit("interval:adjusted",{oldInterval:e,newInterval:t,rtt:this.smoothedRTT}),this.restartSendingWithInterval(t),this.enableLossTracking()}recheckAndAdjustInterval(){if(!this.testRunning||!this.autoIntervalEnabled)return;let t=this.getOptimalInterval(),e=this.baseInterval;if(Math.abs(t-e)/e<.2){this.lastIntervalAdjustmentTime=Date.now();return}this.sendInterval&&clearInterval(this.sendInterval),this.emit("interval:adjusted",{oldInterval:e,newInterval:t,rtt:this.smoothedRTT}),this.restartSendingWithInterval(t),this.baselineStats={sent:this.stats.sent,received:this.stats.received,serverRxCount:this.serverRxCount,priorC2SLost:this.stats.c2sLost||0,priorS2CLost:this.stats.s2cLost||0},this.statsHistory=[],this.outOfOrderHistory=[],this.lastIntervalAdjustmentTime=Date.now()}completeTest(){if(!this.testRunning||this.isCleanedUp)return;this.testRunning=!1,this.calculateLossStats(),this.stats.rtt=this.displayRTT||0,this.stats.jitter=this.displayJitter||0;let t={...this.stats,interval:this.baseInterval||0};this.emit("metrics:update",t),this.emit("test:completed",t),this.cleanup()}restartSendingWithInterval(t){!this.testRunning||!this.dataChannel||(this.baseInterval=t,this.sendInterval=setInterval(()=>{if(!this.testRunning){clearInterval(this.sendInterval);return}if(this.testConfig.count!==1/0&&this.stats.sent>=this.testConfig.count){clearInterval(this.sendInterval);return}this.sendPacket(this.stats.sent)},t))}checkBackpressure(){if(!this.dataChannel)return!1;let t=this.dataChannel.bufferedAmount;return!this.isSendingPaused&&t>=this.BUFFER_THRESHOLD?(this.isSendingPaused=!0,!0):(this.isSendingPaused&&t<this.BUFFER_LOW_WATERMARK&&(this.isSendingPaused=!1,this.processSendQueue()),this.isSendingPaused)}processSendQueue(){for(;this.sendQueue.length>0&&!this.checkBackpressure();){let t=this.sendQueue.shift();this.sendPacketDirect(t)}}sendPacket(t){if(this.checkBackpressure()){this.sendQueue.push(t),this.sendQueue.length>1e3&&this.sendQueue.shift();return}this.sendPacketDirect(t)}sendPacketDirect(t){if(!this.dataChannel||this.dataChannel.readyState!=="open")return;let e={seq:t,timestamp:Date.now()};this.packetPadding&&(e.data=this.packetPadding);let s=JSON.stringify(e);try{let i=Date.now();if(this.dataChannel.send(s),this.stats.sent++,this.packets[t]={sent:i,received:!1,timedOut:!1},this.testConfig.count!==1/0&&this.stats.sent>=this.testConfig.count&&!this.sendingComplete){this.sendingComplete=!0,this.sendingCompleteTime=Date.now(),this.emit("test:sending-complete",{count:this.testConfig.count});let a=setTimeout(()=>{this.testRunning&&!this.isCleanedUp&&this.completeTest(),this.activeTimeouts.delete(a)},this.GRACE_PERIOD_MS);this.activeTimeouts.add(a)}this.emit("metrics:update",{...this.stats,rtt:this.displayRTT||0,interval:this.baseInterval||0,jitter:this.displayJitter||0});let o=this.getAdaptiveTimeout(),r=setTimeout(()=>{if(this.packets[t]){if(!this.packets[t].received&&!this.packets[t].timedOut&&(this.packets[t].timedOut=!0),this.testConfig.count===1/0){let l=setTimeout(()=>{this.packets[t]&&!this.packets[t].received&&delete this.packets[t],this.activeTimeouts.delete(l)},5e3);this.activeTimeouts.add(l)}this.activeTimeouts.delete(r)}},o);this.activeTimeouts.add(r)}catch(i){i.message.includes("buffer")}}async startTest(t,e,s="both",i=null,o=100,r=!1,a="cumulative",l=10){if(this.testRunning)return;this.cleanup(),this.isCleanedUp=!1,this.testRunning=!0,this.direction=s,this.testConfig={count:t,interval:e,direction:s,duration:i,packetSize:o,calculationMode:a,realtimeWindow:l},this.baseInterval=e,this.autoIntervalEnabled=r,this.autoIntervalAdjusted=!1,this.calculationMode=a,this.realtimeWindowMs=l*1e3,this.statsHistory=[];let m=Math.max(0,o-30);this.packetPadding=m>0?"x".repeat(m):null,this.sendingComplete=!1,this.sendingCompleteTime=null,this.packets={},this.stats={sent:0,received:0,lost:0,currentLoss:0,c2sLost:0,s2cLost:0,c2sLossPercent:0,s2cLossPercent:0,jitter:0,sentPPS:0,receivedPPS:0,outOfOrder:0,outOfOrderPercent:0},this.serverRxCount=0,this.lastPPSUpdate=Date.now(),this.lastSentCount=0,this.lastReceivedCount=0,this.ppsHistory={sent:[],received:[]},this.lastReceivedSeq=-1,this.smoothedRTT=null,this.rttVariance=0,this.rttSampleCount=0,this.lastRTT=null,this.rttHistory=[],this.jitterHistory=[],this.displayRTT=0,this.displayJitter=0,this.testStartTime=Date.now(),this.lossTrackingReady=!1,this.emit("test:started",{count:t,interval:e,direction:s,duration:i,packetSize:o,calculationMode:a,realtimeWindow:l}),this.emit("status",{message:"Preparing network test"}),this.emit("metrics:update",{...this.stats,rtt:this.smoothedRTT||0,interval:this.baseInterval||0}),await new Promise(d=>setTimeout(d,100));try{this.connectionTimeoutId=setTimeout(()=>{this.testRunning&&!this.isCleanedUp&&(this.testRunning=!1,this.emit("test:error",{message:"Connection timeout - please check your network and firewall settings"}),this.cleanup())},3e4),await this.setupPeerConnection(),this.setupDataChannel(t,e,i),this.emit("status",{message:"Gathering network paths"}),this.restartSendingWithInterval(e);let p=await this.pc.createOffer();await this.pc.setLocalDescription(p),this.emit("status",{message:"Exploring network paths"}),this.pc.iceGatheringState!=="complete"&&await new Promise(C=>{let A=!1,_=H=>{A||(A=!0,this.pc.removeEventListener("icegatheringstatechange",z),this.pc.removeEventListener("icecandidate",q),C())},z=()=>{this.pc.iceGatheringState==="complete"&&_("complete")},q=H=>{H.candidate&&H.candidate.candidate.includes("srflx")&&_("early (srflx found)")};this.pc.addEventListener("icegatheringstatechange",z),this.pc.addEventListener("icecandidate",q),setTimeout(()=>{_("timeout")},2e3)}),this.emit("status",{message:"Establishing handshake"});let f=await fetch(lt("/webrtc/offer"),{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify({sdp:this.pc.localDescription})});if(!f.ok)throw new Error(`Server rejected offer: ${f.status}`);let w=await f.json();this.pcId=w.pc_id,await this.pc.setRemoteDescription(new RTCSessionDescription(w.sdp)),this.emit("status",{message:"Handshake complete"}),this.emit("status",{message:"Starting test"})}catch(d){this.testRunning=!1,this.emit("test:error",{message:`Failed to start: ${d.message}`}),this.cleanup()}}async setupPeerConnection(){let t=this.getStunUrl();this.pc=new RTCPeerConnection({iceServers:t?[{urls:t}]:[],iceTransportPolicy:"all",iceCandidatePoolSize:2}),this.pc.onconnectionstatechange=()=>{let e=this.pc.connectionState;e==="failed"||e==="closed"?!this.isCleanedUp&&this.testRunning&&(this.calculationMode==="realtime"&&this.testConfig.duration===1/0?this.handleDisconnectionForRealtimeMax():(this.testRunning=!1,this.emit("test:error",{message:`Connection ${e}`}),this.cleanup())):e==="connected"&&(clearTimeout(this.connectionTimeoutId),this.connectionTimeoutId=null)}}setupDataChannel(t,e,s){this.dataChannel=this.pc.createDataChannel("udp-test",{ordered:!1,maxRetransmits:0}),this.dataChannel.onopen=()=>{let i=s??(t===1/0?1/0:t*e/1e3);if(this.lossCheckInterval&&clearInterval(this.lossCheckInterval),this.lossCheckInterval=setInterval(()=>{if(!this.testRunning){this.lossCheckInterval&&(clearInterval(this.lossCheckInterval),this.lossCheckInterval=null);return}this.calculateLossStats(),this.calculatePPS(),this.calculateOutOfOrderStats(),this.emit("metrics:update",{...this.stats,rtt:this.displayRTT||0,interval:this.baseInterval||0,jitter:this.displayJitter||0})},200),i!==1/0&&isFinite(i)){let o=i*1e3+this.BOOTSTRAP_TIMEOUT,r=setTimeout(()=>{this.testRunning&&!this.isCleanedUp&&this.completeTest(),this.activeTimeouts.delete(r)},o);this.activeTimeouts.add(r)}},this.dataChannel.onmessage=async i=>{if(!this.isCleanedUp)try{let o;if(typeof i.data=="string"?o=i.data:i.data instanceof ArrayBuffer?o=new TextDecoder().decode(i.data):i.data instanceof Blob&&(o=await i.data.text()),o){let r=JSON.parse(o);if(r.s_rx!==void 0&&r.s_rx>this.serverRxCount){let a=r.s_rx-this.serverRxCount;this.serverRxCount=r.s_rx,this.testRunning&&this.emit("packet:sent",{count:a,type:"c2s"})}if(this.packets[r.seq]!==void 0&&!this.packets[r.seq].received){this.packets[r.seq].received=!0,this.stats.received++;let a=Date.now(),l=this.packets[r.seq].sent,h=a-l;if(this.updateRTT(h),r.seq<this.lastReceivedSeq){let m=this.lastReceivedSeq-r.seq;this.calculationMode==="realtime"&&m>1e3||(this.stats.outOfOrder++,this.calculationMode==="realtime"&&this.outOfOrderHistory.push({timestamp:Date.now(),seq:r.seq}))}else this.lastReceivedSeq=Math.max(this.lastReceivedSeq,r.seq);this.testConfig.count===1/0&&delete this.packets[r.seq],this.testRunning&&this.emit("packet:received",{count:1,type:"s2c"})}}}catch{this.isCleanedUp}},this.dataChannel.onclose=()=>{!this.isCleanedUp&&this.testRunning&&(this.calculationMode==="realtime"&&this.testConfig.duration===1/0?this.handleDisconnectionForRealtimeMax():(this.testRunning=!1,this.emit("test:error",{message:"Data channel closed"}),this.cleanup()))},this.dataChannel.onerror=i=>{!this.isCleanedUp&&this.testRunning&&(this.calculationMode==="realtime"&&this.testConfig.duration===1/0?this.handleDisconnectionForRealtimeMax():(this.testRunning=!1,this.emit("test:error",{message:`Data channel error: ${i.message}`}),this.cleanup()))}}handleDisconnectionForRealtimeMax(){if(this.wasDisconnected)return;this.wasDisconnected=!0,this.reconnectAttempt=0,this.sendInterval&&(clearInterval(this.sendInterval),this.sendInterval=null);let t=this.stats.sent,e=this.stats.lost;this.emit("test:disconnected",{sent:t,lost:e}),this.attemptReconnection()}attemptReconnection(){if(!this.wasDisconnected||!this.testRunning)return;if(this.reconnectAttempt++,this.reconnectAttempt>this.maxReconnectAttempts){this.testRunning=!1,this.emit("test:error",{message:`Connection lost. Failed to reconnect after ${this.maxReconnectAttempts} attempts.`}),this.cleanup();return}let t=Math.min(1e3*Math.pow(2,this.reconnectAttempt-1),3e4);this.reconnectTimer=setTimeout(async()=>{try{await this.resumeTestAfterReconnection()}catch{this.attemptReconnection()}},t)}async resumeTestAfterReconnection(){if(this.wasDisconnected)try{this.pc&&(this.pc.close(),this.pc=null),this.dataChannel&&(this.dataChannel.close(),this.dataChannel=null),this.pcId=null,this.candidateQueue=[];let t=this.stats.sent,e=this.stats.lost,s=this.stats.c2sLost,i=this.stats.s2cLost;this.packets={},this.serverRxCount=0,this.stats.received=0,this.stats.c2sLossPercent=0,this.stats.s2cLossPercent=0,this.stats.currentLoss=0,this.stats.outOfOrder=0,this.stats.outOfOrderPercent=0,this.statsHistory=[],this.outOfOrderHistory=[],this.lastReceivedSeq=-1,this.lastPPSUpdate=Date.now(),this.lastSentCount=t,this.lastReceivedCount=0,this.ppsHistory.sent=[],this.ppsHistory.received=[],this.stats.sentPPS=0,this.stats.receivedPPS=0,this.stats.sent=t,this.stats.lost=e,this.baselineStats={sent:t,received:0,serverRxCount:0,priorC2SLost:s||0,priorS2CLost:i||0},await this.setupPeerConnection(),this.setupDataChannel(this.testConfig.count,this.testConfig.interval,this.testConfig.duration);let o=await this.pc.createOffer();await this.pc.setLocalDescription(o),this.pc.iceGatheringState!=="complete"&&await new Promise(l=>{let h=()=>{this.pc.iceGatheringState==="complete"&&(this.pc.removeEventListener("icegatheringstatechange",h),l())};this.pc.addEventListener("icegatheringstatechange",h),setTimeout(()=>{this.pc.removeEventListener("icegatheringstatechange",h),l()},5e3)});let r=await fetch(lt("/webrtc/offer"),{method:"POST",headers:{"Content-Type":"application/json"},body:JSON.stringify({sdp:this.pc.localDescription})});if(!r.ok)throw new Error(`Server rejected offer: ${r.status}`);let a=await r.json();this.pcId=a.pc_id,await this.pc.setRemoteDescription(new RTCSessionDescription(a.sdp)),this.restartSendingWithInterval(this.baseInterval),this.wasDisconnected=!1,this.reconnectAttempt=0,this.reconnectTimer&&(clearTimeout(this.reconnectTimer),this.reconnectTimer=null),this.smoothedRTT!==null&&this.rttSampleCount>=this.BOOTSTRAP_PACKETS&&(this.lossTrackingReady=!0,this.emit("loss-tracking:ready")),this.emit("test:reconnected",{sent:this.stats.sent,lost:this.stats.lost,c2sLost:this.stats.c2sLost,s2cLost:this.stats.s2cLost})}catch(t){throw t}}cleanup(){this.isCleanedUp=!0,this.testRunning=!1,this.wasDisconnected=!1,this.reconnectAttempt=0,this.reconnectTimer&&(clearTimeout(this.reconnectTimer),this.reconnectTimer=null),this.sendInterval&&(clearInterval(this.sendInterval),this.sendInterval=null),this.lossCheckInterval&&(clearInterval(this.lossCheckInterval),this.lossCheckInterval=null),this.connectionTimeoutId&&(clearTimeout(this.connectionTimeoutId),this.connectionTimeoutId=null),this.activeTimeouts.forEach(t=>clearTimeout(t)),this.activeTimeouts.clear(),this.packetPadding=null,this.testConfig=null,this.baseInterval=null,this.autoIntervalEnabled=!1,this.autoIntervalAdjusted=!1,this.calculationMode="cumulative",this.realtimeWindowMs=0,this.statsHistory=[],this.candidateQueue=[],this.pcId=null,this.sendQueue=[],this.isSendingPaused=!1,this.dataChannel&&(this.dataChannel.close(),this.dataChannel=null),this.pc&&(this.pc.close(),this.pc=null)}};var D={HORIZONTAL:{viewBox:"0 0 710 320",clientPos:{x:60,y:160},serverPos:{x:650,y:160},pathC2S:"M 100 200 L 610 200",pathS2C:"M 610 120 L 100 120",graphPos:{x:130,y:60},graphSize:{w:450,h:200},statsPos:{x:130,y:10},statsSize:{w:450,h:40},packetStartC2S:{x:130,y:200},packetEndC2S:{x:580,y:200},packetStartS2C:{x:580,y:120},packetEndS2C:{x:140,y:120},vertical:!1},VERTICAL:{viewBox:"0 0 360 380",statsPos:{x:30,y:10},statsSize:{w:300,h:40},clientPos:{x:180,y:80},graphPos:{x:50,y:150},graphSize:{w:280,h:120},serverPos:{x:180,y:330},pathC2S:"M 140 100 L 140 310",pathS2C:"M 220 310 L 220 100",packetStartC2S:{x:140,y:150},packetEndC2S:{x:140,y:270},packetStartS2C:{x:220,y:270},packetEndS2C:{x:220,y:150},vertical:!0}},y={packetSpeed:2,graphUpdateInterval:200,maxGraphPoints:40,yScale:1,smaWindowSize:25},K=class{constructor(t,e,s){if(isNaN(t)||isNaN(e)||!isFinite(t)||!isFinite(e)){this.invalid=!0;return}this.x=t,this.y=e,this.vx=(Math.random()-.5)*4,this.vy=(Math.random()-.5)*4,this.life=1,this.decay=.05+Math.random()*.05,this.color=s,this.invalid=!1;let o=document.getElementById("openpacketloss-root").querySelector("#particles-group");this.el=document.createElementNS("http://www.w3.org/2000/svg","circle"),this.el.setAttribute("r",2+Math.random()*2),this.el.setAttribute("fill",s),this.updatePosition(),o.appendChild(this.el)}updatePosition(){this.el.setAttribute("cx",this.x),this.el.setAttribute("cy",this.y),this.el.setAttribute("opacity",this.life)}update(){return this.invalid?!0:(this.x+=this.vx,this.y+=this.vy,this.life-=this.decay,this.updatePosition(),this.life<=0?(this.el.remove(),!1):!0)}},Y=class{constructor(t,e){this.type=t,this.progress=0,this.lost=!1,this.dead=!1,this.success=!1,this.opacity=1,this.visualEngine=e,this.layout=e.currentLayout,this.creationTime=Date.now(),this.updateCoordinates(),this.color=t==="c2s"?"var(--client-color)":"var(--server-color)",t==="c2s"?(this.label=e.c2sCount%2===0?"0":"1",e.c2sCount++):(this.label=e.s2cCount%2===0?"0":"1",e.s2cCount++);let s=document.getElementById("openpacketloss-root"),i=s.querySelector("#packets-c2s"),o=s.querySelector("#packets-s2c");this.group=t==="c2s"?i:o,this.el=document.createElementNS("http://www.w3.org/2000/svg","g"),this.updatePosition();let r=24,a=-r/2,l=document.createElementNS("http://www.w3.org/2000/svg","rect");l.setAttribute("x",a),l.setAttribute("y",a),l.setAttribute("width",r),l.setAttribute("height",r),l.setAttribute("rx",4),l.setAttribute("fill",this.color);let h=document.createElementNS("http://www.w3.org/2000/svg","text");h.setAttribute("class","packet-text"),h.setAttribute("font-size","12"),h.textContent=this.label,this.el.appendChild(l),this.el.appendChild(h),this.group.appendChild(this.el),this.willLose=!1,this.lossPoint=.3+Math.random()*.5}updateCoordinates(){let t=this.visualEngine.currentLayout||D.HORIZONTAL;this.layout=t,this.type==="c2s"?(this.start=t.packetStartC2S||{x:100,y:200},this.end=t.packetEndC2S||{x:610,y:200}):(this.start=t.packetStartS2C||{x:610,y:120},this.end=t.packetEndS2C||{x:100,y:120})}updatePosition(){(!this.start||!this.end)&&this.updateCoordinates();let t=this.start.x+(this.end.x-this.start.x)*this.progress,e=this.start.y+(this.end.y-this.start.y)*this.progress,s=isNaN(t)?this.start.x:t,i=isNaN(e)?this.start.y:e;this.el.setAttribute("transform",`translate(${s.toFixed(1)}, ${i.toFixed(1)})`),this.el.setAttribute("opacity",this.opacity)}forceLoss(){this.willLose=!0,this.lossPoint=this.progress+.02}update(){if(this.dead)return this.el.remove(),!1;if(Date.now()-this.creationTime>2e4)return this.dead=!0,this.el.remove(),!1;if(this.updateCoordinates(),this.lost)return this.lossTimestamp||(this.lossTimestamp=Date.now()),Date.now()-this.lossTimestamp>1e3&&(this.dead=!0),!0;let t=this.end.x-this.start.x,e=this.end.y-this.start.y,s=Math.sqrt(t*t+e*e),i=y.packetSpeed/(s||1);if(this.progress+=i,this.progress>1&&(this.progress=1),this.updatePosition(),this.willLose&&this.progress>=this.lossPoint){this.lost=!0,this.lossTimestamp=Date.now(),this.el.classList.add("packet-lost");let o=document.createElementNS("http://www.w3.org/2000/svg","text");o.setAttribute("x",0),o.setAttribute("y",6),o.setAttribute("text-anchor","middle"),o.setAttribute("fill","#ffffff"),o.setAttribute("font-size","28"),o.setAttribute("font-weight","bold"),o.textContent="\xD7",this.el.appendChild(o);let a=this.el.getAttribute("transform").match(/translate\(([^,]+),\s*([^)]+)\)/);if(a){let l=parseFloat(a[1]),h=parseFloat(a[2]);!isNaN(l)&&!isNaN(h)&&isFinite(l)&&isFinite(h)&&this.spawnParticles(l,h,"#ef4444",8)}else{let l=this.start.x+(this.end.x-this.start.x)*this.progress,h=this.start.y+(this.end.y-this.start.y)*this.progress;!isNaN(l)&&!isNaN(h)&&isFinite(l)&&isFinite(h)&&this.spawnParticles(l,h,"#ef4444",8)}return setTimeout(()=>{this.dead=!0},500),!0}if(this.progress>=1){if(!this.success){this.success=!0,this.spawnParticles(this.end.x,this.end.y,"#10b981"),this.el.classList.add("packet-success");let o=this.el.querySelector("text");o&&(o.textContent="\u2713"),setTimeout(()=>{this.dead=!0},300)}return!0}return!0}spawnParticles(t,e,s,i=8){if(!(this.visualEngine.particles.length>50))for(let o=0;o<i;o++){let r=new K(t,e,s);r.invalid||this.visualEngine.particles.push(r)}}},W=class{constructor(){this.running=!1,this.testCompleted=!1,this.tabVisible=!0,this.packets=[],this.particles=[],this.graphData=new Array(y.maxGraphPoints).fill(0),this.currentLayout=D.HORIZONTAL,this.yAxisMax=5,this.yAxisMin=-5,this.c2sCount=0,this.s2cCount=0,this.c2sBucketCount=0,this.s2cBucketCount=0,this.bucketStartTime=0,this.visualSchedule=[],this.lastGraphUpdate=0,this.animationInterval=null,this.lossHistory=[],this.c2sLossHistory=[],this.s2cLossHistory=[],this.completeGraphHistory=[],this.metricsBuffer=[],this.metricsBufferProcessedCount=0,this.MAX_METRICS_BUFFER_SIZE=1e3,this.lastC2SLossTotal=0,this.lastS2CLossTotal=0,this.c2sLossAccumulator=0,this.s2cLossAccumulator=0,this.realPacketsPerVisual=1,this.stats={sent:0,received:0,lost:0,currentLoss:0,c2sLost:0,s2cLost:0,c2sLossPercent:0,s2cLossPercent:0,sentPPS:0,receivedPPS:0,outOfOrder:0,outOfOrderPercent:0},this.currentRTT=0,this.currentInterval=0,this.currentJitter=0,this.showNetworkMetrics=!1,this.lossTrackingReady=!1,this.calculationMode="cumulative",this.realtimeWindowMs=1e4,this.root=document.getElementById("openpacketloss-root"),this.dom={svg:this.root.querySelector("#main-svg"),clientGroup:this.root.querySelector("#client-group"),serverGroup:this.root.querySelector("#server-group"),pathC2S:this.root.querySelector("#path-c2s"),pathS2C:this.root.querySelector("#path-s2c"),graphGroup:this.root.querySelector("#graph-group"),graphBg:this.root.querySelector("#graph-bg"),gridLines:this.root.querySelector("#grid-lines"),axisLabels:this.root.querySelector("#axis-labels"),graphLine:this.root.querySelector("#graph-line"),graphArea:this.root.querySelector("#graph-area"),watermarkText:this.root.querySelector("#watermark-text"),statsGroup:this.root.querySelector("#stats-group")},this.initializeDOM(),this.setupEventListeners()}setShowNetworkMetrics(t){this.showNetworkMetrics=t,this.updateNetworkLabels()}initializeDOM(){this.applyLayout(D.HORIZONTAL),this.updateLayout()}setupEventListeners(){window.matchMedia("(orientation: portrait)").addEventListener("change",()=>this.updateLayout()),window.addEventListener("resize",()=>this.updateLayout()),document.addEventListener("visibilitychange",()=>{if(document.hidden)this.tabVisible=!1,this.stopAnimationLoop();else if(this.tabVisible=!0,this.running){let t=Date.now();this.bucketStartTime=t,this.lastGraphUpdate=t,this.visualSchedule=[],this.c2sBucketCount=0,this.s2cBucketCount=0,this.testCompleted?(this.lossHistory=[],this.c2sLossHistory=[],this.s2cLossHistory=[]):this.calculationMode==="realtime"?(this.metricsBuffer=[],this.metricsBufferProcessedCount=0,this.lossHistory=[],this.c2sLossHistory=[],this.s2cLossHistory=[]):this.metricsBuffer.length>this.metricsBufferProcessedCount&&(this.backfillGraphFromBuffer(),this.metricsBuffer=[],this.metricsBufferProcessedCount=0),this.startAnimationLoop()}})}onTestStarted(t){this.running=!0,this.testCompleted=!1,this.direction=t.direction||"both",this.calculationMode=t.calculationMode||"cumulative",this.realtimeWindowMs=(t.realtimeWindow||10)*1e3,this.packets.forEach(s=>s.el.remove()),this.packets=[],this.particles.forEach(s=>s.el.remove()),this.particles=[],this.graphData.fill(0),this.c2sCount=0,this.s2cCount=0,this.c2sBucketCount=0,this.s2cBucketCount=0,this.bucketStartTime=0,this.visualSchedule=[],this.lossHistory=[],this.c2sLossHistory=[],this.s2cLossHistory=[],this.completeGraphHistory=[],this.metricsBuffer=[],this.metricsBufferProcessedCount=0,this.lossTrackingReady=!1,this.lastC2SLossTotal=0,this.lastS2CLossTotal=0,this.c2sLossAccumulator=0,this.s2cLossAccumulator=0;let e=t.interval||20;this.updateVisualScaling(e),this.startAnimationLoop()}onLossTrackingReady(){this.lossTrackingReady=!0}updateVisualScaling(t){let e=Math.max(1,Math.ceil(300/t));e!==this.realPacketsPerVisual&&(this.realPacketsPerVisual=e)}onDisconnected(t){this.metricsBuffer=[],this.metricsBufferProcessedCount=0,this.lossHistory=[],this.c2sLossHistory=[],this.s2cLossHistory=[],this.lossTrackingReady=!1}onReconnected(t){this.lastC2SLossTotal=t.c2sLost||0,this.lastS2CLossTotal=t.s2cLost||0,this.c2sLossAccumulator=0,this.s2cLossAccumulator=0}onTestCompleted(t){this.stats=t,this.testCompleted=!0,this.updateStatsUI();let e=setInterval(()=>{this.packets.length===0&&this.particles.length===0&&(clearInterval(e),this.running=!1,this.stopAnimationLoop())},100)}onPacketSent(t){this.running&&t.type==="c2s"&&(this.direction==="both"||this.direction==="c2s")&&(this.c2sBucketCount+=t.count)}onPacketReceived(t){this.running&&t.type==="s2c"&&(this.direction==="both"||this.direction==="s2c")&&(this.s2cBucketCount+=t.count)}onMetricsUpdate(t){this.stats=t;let e=Date.now();if(t.rtt!==void 0&&(this.currentRTT=t.rtt),t.interval!==void 0&&t.interval!==this.currentInterval&&(this.currentInterval=t.interval,this.updateVisualScaling(this.currentInterval)),t.jitter!==void 0&&(this.currentJitter=t.jitter),this.running&&!this.testCompleted){if(this.metricsBuffer.length>=this.MAX_METRICS_BUFFER_SIZE){let s=Math.floor(this.MAX_METRICS_BUFFER_SIZE*.2);this.metricsBuffer.splice(0,s),this.metricsBufferProcessedCount=Math.max(0,this.metricsBufferProcessedCount-s)}if(this.metricsBuffer.push({timestamp:e,stats:{...t}}),this.calculationMode==="realtime"&&this.metricsBuffer.length>100){let s=e-this.realtimeWindowMs*2,i=this.metricsBuffer.length;this.metricsBuffer=this.metricsBuffer.filter(r=>r.timestamp>=s);let o=i-this.metricsBuffer.length;o>0&&(this.metricsBufferProcessedCount=Math.max(0,this.metricsBufferProcessedCount-o))}}if(this.running&&!this.testCompleted&&e-this.lastGraphUpdate>=y.graphUpdateInterval){let s=this.getDirectionalLoss(t),i=s<.01?0:s;this.completeGraphHistory.push({timestamp:e,loss:i,c2sLoss:t.c2sLossPercent||0,s2cLoss:t.s2cLossPercent||0}),this.lossHistory.push(s),this.lossHistory.length>y.smaWindowSize&&this.lossHistory.shift();let o=t.sent>=20&&t.c2sLossPercent||0;this.c2sLossHistory.push(o),this.c2sLossHistory.length>y.smaWindowSize&&this.c2sLossHistory.shift();let r=t.sent>=20&&t.s2cLossPercent||0;this.s2cLossHistory.push(r),this.s2cLossHistory.length>y.smaWindowSize&&this.s2cLossHistory.shift();let a;if(this.calculationMode==="realtime"){let l=Math.min(3,this.lossHistory.length);if(l>0){let h=this.lossHistory.slice(-l),d=h.reduce((p,f)=>p+f,0)/h.length;a=d<.01?0:d}else a=i}else a=this.calculateSMA();this.graphData.shift(),this.graphData.push(a),this.lastGraphUpdate=e,this.metricsBufferProcessedCount=this.metricsBuffer.length,this.tabVisible&&this.updateGraphVisuals()}if(!this.testCompleted&&this.tabVisible&&(this.updateStatsUI(),this.updateNetworkLabels()),this.running&&this.lossTrackingReady){let s=(t.c2sLost||0)-this.lastC2SLossTotal;if(s>0){for(this.c2sLossAccumulator+=s;this.c2sLossAccumulator>=this.realPacketsPerVisual&&this.triggerVisualLoss("c2s");)this.c2sLossAccumulator-=this.realPacketsPerVisual;this.lastC2SLossTotal=t.c2sLost}let i=(t.s2cLost||0)-this.lastS2CLossTotal;if(i>0){for(this.s2cLossAccumulator+=i;this.s2cLossAccumulator>=this.realPacketsPerVisual&&this.triggerVisualLoss("s2c");)this.s2cLossAccumulator-=this.realPacketsPerVisual;this.lastS2CLossTotal=t.s2cLost}}}triggerVisualLoss(t){let e=this.packets.filter(s=>s.type===t&&!s.lost&&!s.success&&!s.dead&&s.progress>.1&&s.progress<.9&&!s.willLose);if(e.length>0){let s=Math.floor(Math.random()*e.length),i=e[s];if(i&&!i.willLose)return i.forceLoss(),!0}return!1}startAnimationLoop(){this.animationInterval||(this.animationInterval=setInterval(()=>this.loop(),16))}stopAnimationLoop(){this.animationInterval&&(clearInterval(this.animationInterval),this.animationInterval=null)}loop(){try{let t=Date.now();if(this.bucketStartTime===0&&(this.bucketStartTime=t),t-this.bucketStartTime>=500)if(!this.running)this.c2sBucketCount=0,this.s2cBucketCount=0,this.bucketStartTime=t;else{let e=Math.min(this.c2sBucketCount,1);if(e>0&&(this.direction==="both"||this.direction==="c2s")){let i=500/e;for(let o=0;o<e;o++)this.visualSchedule.push({time:t+o*i,type:"c2s"})}let s=Math.min(this.s2cBucketCount,1);if(s>0&&(this.direction==="both"||this.direction==="s2c")){let i=500/s;for(let o=0;o<s;o++)this.visualSchedule.push({time:t+o*i,type:"s2c"})}this.c2sBucketCount=0,this.s2cBucketCount=0,this.bucketStartTime=t}for(this.visualSchedule.sort((e,s)=>e.time-s.time);this.visualSchedule.length>0&&this.visualSchedule[0].time<=t;){let e=this.visualSchedule.shift(),s=new Y(e.type,this);this.packets.push(s)}this.packets=this.packets.filter(e=>e.update()),this.particles=this.particles.filter(e=>e.update())}catch{}}getDirectionalLoss(t){return this.direction==="c2s"?t.sent>=20&&t.c2sLossPercent||0:this.direction==="s2c"?t.sent>=20&&t.s2cLossPercent||0:this.calculationMode==="realtime"?t.sent>=20&&t.currentLoss||0:t.sent>=20?t.lost/t.sent*100:0}calculateSMA(){let t=0;if(this.direction==="c2s"){let e=this.c2sLossHistory.reduce((s,i)=>s+i,0);t=this.c2sLossHistory.length>0?e/this.c2sLossHistory.length:0}else if(this.direction==="s2c"){let e=this.s2cLossHistory.reduce((s,i)=>s+i,0);t=this.s2cLossHistory.length>0?e/this.s2cLossHistory.length:0}else{let e=this.lossHistory.reduce((s,i)=>s+i,0);t=this.lossHistory.length>0?e/this.lossHistory.length:0}return t<.01?0:t}renderStats(t){this.dom.statsGroup.innerHTML="";let e=(t.statsSize.w-20)/3,s=t.statsSize.h,i=t.statsPos.x,o=t.statsPos.y;[{id:"sent",label:"Sent",color:"#4fc3f7",bg:"rgba(79, 195, 247, 0.1)"},{id:"loss",label:"Total Loss",color:"#64ffda",bg:"rgba(100, 255, 218, 0.1)"},{id:"lost",label:"Lost",color:"#ff5252",bg:"rgba(255, 82, 82, 0.1)"}].forEach((a,l)=>{let h=i+l*(e+10),m=document.createElementNS("http://www.w3.org/2000/svg","g"),d=document.createElementNS("http://www.w3.org/2000/svg","rect");d.setAttribute("x",h),d.setAttribute("y",o),d.setAttribute("width",e),d.setAttribute("height",s),d.setAttribute("rx",6),d.setAttribute("ry",6),d.setAttribute("class","stat-box-rect"),d.setAttribute("fill",a.bg),d.setAttribute("stroke",a.color);let p=document.createElementNS("http://www.w3.org/2000/svg","text");p.setAttribute("x",h+e/2),p.setAttribute("y",o+s/2-5),p.setAttribute("class","stat-value-text"),p.setAttribute("fill",a.color),p.setAttribute("id",`svg-stat-${a.id}`),p.textContent=a.id==="loss"?"0%":"0";let f=document.createElementNS("http://www.w3.org/2000/svg","text");f.setAttribute("x",h+e/2),f.setAttribute("y",o+s/2+12),f.setAttribute("class","stat-label-text"),f.textContent=a.label,m.appendChild(d),m.appendChild(p),m.appendChild(f),this.dom.statsGroup.appendChild(m)})}updateStatsUI(){let t=document.getElementById("svg-stat-sent"),e=document.getElementById("svg-stat-loss"),s=document.getElementById("svg-stat-lost"),i,o,r=this.stats.sent>=20&&this.stats.c2sLossPercent||0,a=this.stats.sent>=20&&this.stats.s2cLossPercent||0;if(this.testCompleted)i=r,o=a;else if(this.calculationMode==="realtime"){let h=Math.min(3,this.c2sLossHistory.length);if(h>0){let m=this.c2sLossHistory.slice(-h);i=m.reduce((w,C)=>w+C,0)/m.length;let p=this.s2cLossHistory.slice(-h);o=p.reduce((w,C)=>w+C,0)/p.length}else i=r,o=a}else{let h=this.c2sLossHistory.reduce((d,p)=>d+p,0);i=this.c2sLossHistory.length>0?h/this.c2sLossHistory.length:0;let m=this.s2cLossHistory.reduce((d,p)=>d+p,0);o=this.s2cLossHistory.length>0?m/this.s2cLossHistory.length:0}this.direction==="c2s"?this.stats.currentLoss=i:this.direction==="s2c"&&(this.stats.currentLoss=o),t&&(this.direction==="s2c"?t.textContent=this.calculationMode==="realtime"?this.stats.windowServerRx??0:this.stats.serverRxCount??0:t.textContent=this.calculationMode==="realtime"?this.stats.windowSent??0:this.stats.sent);let l=!this.testCompleted&&this.stats.currentLoss<.01;if(s&&(this.direction==="c2s"?s.textContent=this.calculationMode==="realtime"?this.stats.windowC2SLost??0:this.stats.c2sLost??0:this.direction==="s2c"?s.textContent=this.calculationMode==="realtime"?this.stats.windowS2CLost??0:this.stats.s2cLost??0:s.textContent=this.calculationMode==="realtime"?this.stats.windowLost??0:this.stats.lost),e){let h=l?0:this.stats.currentLoss,m=Number(h.toFixed(1));e.textContent=m+"%",h>20?e.setAttribute("fill","var(--loss-color)"):e.setAttribute("fill","var(--text-color)")}this.updateDirectionalLossLabels(i,o)}updateNetworkLabels(){let t=document.getElementById("rtt-label");if(t||(t=document.createElementNS("http://www.w3.org/2000/svg","text"),t.setAttribute("id","rtt-label"),t.setAttribute("class","network-metric-label"),t.setAttribute("text-anchor","start"),t.setAttribute("font-size","10"),t.setAttribute("font-weight","600"),t.setAttribute("fill","#9ca3af"),t.setAttribute("opacity","0.6"),this.dom.graphGroup.appendChild(t)),this.running&&this.showNetworkMetrics){t.setAttribute("visibility","visible"),t.setAttribute("x",5),t.setAttribute("y",10);let a=this.currentRTT>0?Math.round(this.currentRTT):0;t.textContent=`RTT: ${a}ms`}else t.setAttribute("visibility","hidden");let e=document.getElementById("interval-label");if(e||(e=document.createElementNS("http://www.w3.org/2000/svg","text"),e.setAttribute("id","interval-label"),e.setAttribute("class","network-metric-label"),e.setAttribute("text-anchor","start"),e.setAttribute("font-size","10"),e.setAttribute("font-weight","600"),e.setAttribute("fill","#9ca3af"),e.setAttribute("opacity","0.6"),this.dom.graphGroup.appendChild(e)),this.running&&this.showNetworkMetrics){e.setAttribute("visibility","visible"),e.setAttribute("x",5),e.setAttribute("y",36);let a=this.currentInterval>0?Math.round(this.currentInterval*10)/10:0;e.textContent=`Interval: ${a}ms`}else e.setAttribute("visibility","hidden");let s=document.getElementById("jitter-label");if(s||(s=document.createElementNS("http://www.w3.org/2000/svg","text"),s.setAttribute("id","jitter-label"),s.setAttribute("class","network-metric-label"),s.setAttribute("text-anchor","start"),s.setAttribute("font-size","10"),s.setAttribute("font-weight","600"),s.setAttribute("fill","#9ca3af"),s.setAttribute("opacity","0.6"),this.dom.graphGroup.appendChild(s)),this.running&&this.showNetworkMetrics){s.setAttribute("visibility","visible"),s.setAttribute("x",5),s.setAttribute("y",23);let a=this.currentJitter>0?this.currentJitter.toFixed(1):"0.0";s.textContent=`Jitter: ${a}ms`}else s.setAttribute("visibility","hidden");let i=document.getElementById("sent-pps-label");if(i||(i=document.createElementNS("http://www.w3.org/2000/svg","text"),i.setAttribute("id","sent-pps-label"),i.setAttribute("class","network-metric-label"),i.setAttribute("text-anchor","end"),i.setAttribute("font-size","10"),i.setAttribute("font-weight","600"),i.setAttribute("fill","#9ca3af"),i.setAttribute("opacity","0.6"),this.dom.graphGroup.appendChild(i)),this.running&&this.showNetworkMetrics){i.setAttribute("visibility","visible");let a=this.currentLayout?.graphSize?.w||450;i.setAttribute("x",a-5),i.setAttribute("y",10);let l=this.stats.sentPPS||0;i.textContent=`Sent: ${l} pps`}else i.setAttribute("visibility","hidden");let 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p=this.metricsBufferProcessedCount;p<this.metricsBuffer.length;p++)if(this.metricsBuffer[p].timestamp>=m){e=p;break}e-this.metricsBufferProcessedCount>0&&(this.lossHistory=[],this.c2sLossHistory=[],this.s2cLossHistory=[])}let s=0,i=0;for(let h=e;h<this.metricsBuffer.length;h++){let m=this.metricsBuffer[h],d=m.stats,p=m.timestamp,f=this.getDirectionalLoss(d);i+=f,s++,this.lossHistory.push(f),this.lossHistory.length>y.smaWindowSize&&this.lossHistory.shift();let w=d.sent>=20&&d.c2sLossPercent||0;this.c2sLossHistory.push(w),this.c2sLossHistory.length>y.smaWindowSize&&this.c2sLossHistory.shift();let C=d.sent>=20&&d.s2cLossPercent||0;this.s2cLossHistory.push(C),this.s2cLossHistory.length>y.smaWindowSize&&this.s2cLossHistory.shift();let A=this.calculateSMA();this.completeGraphHistory.push({timestamp:p,loss:A,c2sLoss:d.c2sLossPercent||0,s2cLoss:d.s2cLossPercent||0}),this.graphData.shift(),this.graphData.push(A)}let o=s>0?i/s:0;this.metricsBufferProcessedCount=this.metricsBuffer.length,this.updateGraphVisuals(),this.updateStatsUI();let r=this.graphData[this.graphData.length-1],a=this.calculateSMA(),l=this.graphData.slice(-5).map(h=>h.toFixed(1)).join(", ")}};var k=class{static ERROR_MESSAGES={OUT_OF_RANGE:"Value must be between {min} and {max}",POSITIVE_REQUIRED:"Value must be greater than 0",PLATFORM_LIMIT:"This value exceeds the platform limit of {max}",NAN_ERROR:"Invalid input - not a number"};static _error(t,e={}){let s=this.ERROR_MESSAGES[t];for(let[i,o]of Object.entries(e))s=s.replace(`{${i}}`,o);return{valid:!1,value:null,error:s}}static validatePacketInterval(t){let e=parseFloat(t);if(isNaN(e))return this._error("NAN_ERROR");if(e<=0)return this._error("POSITIVE_REQUIRED");let s=1e4;return e>s?this._error("OUT_OF_RANGE",{min:0,max:s}):{valid:!0,value:e,error:null}}static validatePacketSize(t,e="web"){let s=parseInt(t);if(isNaN(s))return this._error("NAN_ERROR");let i=50,o=e==="web"?1500:9e3;return s<i||s>o?this._error("OUT_OF_RANGE",{min:i,max:o}):{valid:!0,value:s,error:null}}static validatePacketCount(t,e="web"){if(t===1/0||t==="Infinity")return e==="web"?this._error("PLATFORM_LIMIT",{max:"6000"}):{valid:!0,value:1/0,error:null};let s=parseInt(t);if(isNaN(s))return this._error("NAN_ERROR");if(s<=0)return this._error("POSITIVE_REQUIRED");let i=e==="web"?6e3:1/0;return i!==1/0&&s>i?this._error("PLATFORM_LIMIT",{max:i}):{valid:!0,value:s,error:null}}static validateDuration(t,e="web"){if(t===1/0||t==="Infinity")return e==="web"?this._error("PLATFORM_LIMIT",{max:"300 seconds"}):{valid:!0,value:1/0,error:null};let s=parseInt(t);if(isNaN(s))return this._error("NAN_ERROR");let i=1,o=e==="web"?300:3600;return s<i||s>o?this._error("OUT_OF_RANGE",{min:i,max:o}):{valid:!0,value:s,error:null}}static validateRealtimeWindow(t){let e=parseInt(t);if(isNaN(e))return this._error("NAN_ERROR");let s=5,i=60;return e<s||e>i?this._error("OUT_OF_RANGE",{min:s,max:i}):{valid:!0,value:e,error:null}}static validateSettings(t,e="web"){let s=[],i={packetInterval:o=>this.validatePacketInterval(o),packetSize:o=>this.validatePacketSize(o,e),packetCount:o=>this.validatePacketCount(o,e),duration:o=>this.validateDuration(o,e),realtimeWindow:o=>this.validateRealtimeWindow(o)};for(let[o,r]of Object.entries(i))if(t[o]!==void 0){let a=r(t[o]);a.valid||s.push(`${o}: ${a.error}`)}return{valid:s.length===0,errors:s}}};var M=class{static ERROR_CATALOG={CONNECTION_FAILED:{title:"Connection Failed",message:"Unable to establish WebRTC connection.",technicalHelp:"WebRTC requires UDP traffic. 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        `,a.appendChild(l),o.appendChild(a),s&&l.querySelector(".error-btn-retry").addEventListener("click",()=>{window.location.reload()})}static mapErrorMessage(t){let e=t.toLowerCase();return e.includes("timeout")?"CONNECTION_TIMEOUT":e.includes("datachannel")||e.includes("data channel")?"DATA_CHANNEL_ERROR":"CONNECTION_FAILED"}static showToast(t,e="info"){let s=document.createElement("div");s.className=`error-toast error-toast-${e}`,s.textContent=t,document.getElementById("openpacketloss-root").appendChild(s),setTimeout(()=>{s.classList.add("fade-out"),setTimeout(()=>s.remove(),300)},3e3)}};var v=new V,T=new W;v.on("test:started",n=>T.onTestStarted(n));v.on("status",n=>yt(n.message));v.once("packet:sent",()=>ot());v.once("packet:received",()=>ot());v.on("test:completed",n=>T.onTestCompleted(n));v.on("packet:sent",n=>T.onPacketSent(n));v.on("packet:received",n=>T.onPacketReceived(n));v.on("metrics:update",n=>T.onMetricsUpdate(n));v.on("test:error",n=>{let 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n=u.querySelector("#start-test-from-modal");if(!n)return;u.querySelectorAll(".field-error").length>0?(n.disabled=!0,n.style.opacity="0.5",n.style.cursor="not-allowed",n.title="Please fix validation errors before starting test"):(n.disabled=!1,n.style.opacity="1",n.style.cursor="pointer",n.title="")}var x=null,R=null,E=[],B=!1;async function mt(){if(!(B||E.length===0)){for(B=!0;E.length>0;){let n=E.shift();if(S&&S.classList.contains("hidden")&&!R&&S.classList.remove("hidden"),S&&S.classList.contains("hidden")){B=!1;return}await new Promise(e=>{Ct(n,$,10,e)});let t=E.length>0?800:1200;await new Promise(e=>setTimeout(e,t))}B=!1}}function Ct(n,t,e=10,s){x&&clearInterval(x),S&&S.classList.remove("cursor-blinking"),$&&($.textContent="");let i=0;x=setInterval(()=>{i<n.length?($&&($.textContent=n.substring(0,i+1)),i++):(clearInterval(x),x=null,S&&S.classList.add("cursor-blinking"),s&&s())},e)}function yt(n){S&&(E.push(n),mt())}function 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