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cu(n,t){let{ctx:e,options:{pointLabels:i}}=n;for(let s=t-1;s>=0;s--){let o=n._pointLabelItems[s];if(!o.visible)continue;let r=i.setContext(n.getPointLabelContext(s));au(e,r,o);let a=Z(r.font),{x:c,y:l,textAlign:h}=o;Ie(e,n._pointLabels[s],c,l+a.lineHeight/2,a,{color:r.color,textAlign:h,textBaseline:"middle"})}}function qr(n,t,e,i){let{ctx:s}=n;if(e)s.arc(n.xCenter,n.yCenter,t,0,X);else{let o=n.getPointPosition(0,t);s.moveTo(o.x,o.y);for(let r=1;r<i;r++)o=n.getPointPosition(r,t),s.lineTo(o.x,o.y)}}function lu(n,t,e,i,s){let o=n.ctx,r=t.circular,{color:a,lineWidth:c}=t;!r&&!i||!a||!c||e<0||(o.save(),o.strokeStyle=a,o.lineWidth=c,o.setLineDash(s.dash),o.lineDashOffset=s.dashOffset,o.beginPath(),qr(n,e,r,i),o.closePath(),o.stroke(),o.restore())}function hu(n,t,e){return _t(n,{label:e,index:t,type:"pointLabel"})}var Mr=class extends ue{static id="radialLinear";static defaults={display:!0,animate:!0,position:"chartArea",angleLines:{display:!0,lineWidth:1,borderDash:[],borderDashOffset:0},grid:{circular:!1},startAngle:0,ticks:{showLabelBackdrop:!0,callback:Le.formatters.numeric},pointLabels:{backdropColor:void 0,backdropPadding:2,display:!0,font:{size:10},callback(t){return t},padding:5,centerPointLabels:!1}};static defaultRoutes={"angleLines.color":"borderColor","pointLabels.color":"color","ticks.color":"color"};static descriptors={angleLines:{_fallback:"grid"}};constructor(t){super(t),this.xCenter=void 0,this.yCenter=void 0,this.drawingArea=void 0,this._pointLabels=[],this._pointLabelItems=[]}setDimensions(){let t=this._padding=nt(Ts(this.options)/2),e=this.width=this.maxWidth-t.width,i=this.height=this.maxHeight-t.height;this.xCenter=Math.floor(this.left+e/2+t.left),this.yCenter=Math.floor(this.top+i/2+t.top),this.drawingArea=Math.floor(Math.min(e,i)/2)}determineDataLimits(){let{min:t,max:e}=this.getMinMax(!1);this.min=$(t)&&!isNaN(t)?t:0,this.max=$(e)&&!isNaN(e)?e:0,this.handleTickRangeOptions()}computeTickLimit(){return Math.ceil(this.drawingArea/Ts(this.options))}generateTickLabels(t){ue.prototype.generateTickLabels.call(this,t),this._pointLabels=this.getLabels().map((e,i)=>{let s=z(this.options.pointLabels.callback,[e,i],this);return s||s===0?s:""}).filter((e,i)=>this.chart.getDataVisibility(i))}fit(){let t=this.options;t.display&&t.pointLabels.display?Jh(this):this.setCenterPoint(0,0,0,0)}setCenterPoint(t,e,i,s){this.xCenter+=Math.floor((t-e)/2),this.yCenter+=Math.floor((i-s)/2),this.drawingArea-=Math.min(this.drawingArea/2,Math.max(t,e,i,s))}getIndexAngle(t){let e=X/(this._pointLabels.length||1),i=this.options.startAngle||0;return ot(t*e+at(i))}getDistanceFromCenterForValue(t){if(N(t))return NaN;let e=this.drawingArea/(this.max-this.min);return this.options.reverse?(this.max-t)*e:(t-this.min)*e}getValueForDistanceFromCenter(t){if(N(t))return NaN;let e=t/(this.drawingArea/(this.max-this.min));return this.options.reverse?this.max-e:this.min+e}getPointLabelContext(t){let e=this._pointLabels||[];if(t>=0&&t<e.length){let i=e[t];return hu(this.getContext(),t,i)}}getPointPosition(t,e,i=0){let s=this.getIndexAngle(t)-G+i;return{x:Math.cos(s)*e+this.xCenter,y:Math.sin(s)*e+this.yCenter,angle:s}}getPointPositionForValue(t,e){return this.getPointPosition(t,this.getDistanceFromCenterForValue(e))}getBasePosition(t){return this.getPointPositionForValue(t||0,this.getBaseValue())}getPointLabelPosition(t){let{left:e,top:i,right:s,bottom:o}=this._pointLabelItems[t];return{left:e,top:i,right:s,bottom:o}}drawBackground(){let{backgroundColor:t,grid:{circular:e}}=this.options;if(t){let i=this.ctx;i.save(),i.beginPath(),qr(this,this.getDistanceFromCenterForValue(this._endValue),e,this._pointLabels.length),i.closePath(),i.fillStyle=t,i.fill(),i.restore()}}drawGrid(){let t=this.ctx,e=this.options,{angleLines:i,grid:s,border:o}=e,r=this._pointLabels.length,a,c,l;if(e.pointLabels.display&&cu(this,r),s.display&&this.ticks.forEach((h,u)=>{if(u!==0){c=this.getDistanceFromCenterForValue(h.value);let d=this.getContext(u),f=s.setContext(d),m=o.setContext(d);lu(this,f,c,r,m)}}),i.display){for(t.save(),a=r-1;a>=0;a--){let h=i.setContext(this.getPointLabelContext(a)),{color:u,lineWidth:d}=h;!d||!u||(t.lineWidth=d,t.strokeStyle=u,t.setLineDash(h.borderDash),t.lineDashOffset=h.borderDashOffset,c=this.getDistanceFromCenterForValue(e.ticks.reverse?this.min:this.max),l=this.getPointPosition(a,c),t.beginPath(),t.moveTo(this.xCenter,this.yCenter),t.lineTo(l.x,l.y),t.stroke())}t.restore()}}drawBorder(){}drawLabels(){let t=this.ctx,e=this.options,i=e.ticks;if(!i.display)return;let s=this.getIndexAngle(0),o,r;t.save(),t.translate(this.xCenter,this.yCenter),t.rotate(s),t.textAlign="center",t.textBaseline="middle",this.ticks.forEach((a,c)=>{if(c===0&&!e.reverse)return;let l=i.setContext(this.getContext(c)),h=Z(l.font);if(o=this.getDistanceFromCenterForValue(this.ticks[c].value),l.showLabelBackdrop){t.font=h.string,r=t.measureText(a.label).width,t.fillStyle=l.backdropColor;let u=nt(l.backdropPadding);t.fillRect(-r/2-u.left,-o-h.size/2-u.top,r+u.width,h.size+u.height)}Ie(t,a.label,0,-o,h,{color:l.color,strokeColor:l.textStrokeColor,strokeWidth:l.textStrokeWidth})}),t.restore()}drawTitle(){}},Nn={millisecond:{common:!0,size:1,steps:1e3},second:{common:!0,size:1e3,steps:60},minute:{common:!0,size:6e4,steps:60},hour:{common:!0,size:36e5,steps:24},day:{common:!0,size:864e5,steps:30},week:{common:!1,size:6048e5,steps:4},month:{common:!0,size:2628e6,steps:12},quarter:{common:!1,size:7884e6,steps:4},year:{common:!0,size:3154e7}},tt=Object.keys(Nn);function kr(n,t){return n-t}function Dr(n,t){if(N(t))return null;let e=n._adapter,{parser:i,round:s,isoWeekday:o}=n._parseOpts,r=t;return typeof i=="function"&&(r=i(r)),$(r)||(r=typeof i=="string"?e.parse(r,i):e.parse(r)),r===null?null:(s&&(r=s==="week"&&(se(o)||o===!0)?e.startOf(r,"isoWeek",o):e.startOf(r,s)),+r)}function vr(n,t,e,i){let s=tt.length;for(let o=tt.indexOf(n);o<s-1;++o){let r=Nn[tt[o]],a=r.steps?r.steps:Number.MAX_SAFE_INTEGER;if(r.common&&Math.ceil((e-t)/(a*r.size))<=i)return tt[o]}return tt[s-1]}function uu(n,t,e,i,s){for(let o=tt.length-1;o>=tt.indexOf(e);o--){let r=tt[o];if(Nn[r].common&&n._adapter.diff(s,i,r)>=t-1)return r}return tt[e?tt.indexOf(e):0]}function du(n){for(let t=tt.indexOf(n)+1,e=tt.length;t<e;++t)if(Nn[tt[t]].common)return tt[t]}function Pr(n,t,e){if(!e)n[t]=!0;else if(e.length){let{lo:i,hi:s}=un(e,t),o=e[i]>=t?e[i]:e[s];n[o]=!0}}function fu(n,t,e,i){let s=n._adapter,o=+s.startOf(t[0].value,i),r=t[t.length-1].value,a,c;for(a=o;a<=r;a=+s.add(a,1,i))c=e[a],c>=0&&(t[c].major=!0);return t}function Or(n,t,e){let i=[],s={},o=t.length,r,a;for(r=0;r<o;++r)a=t[r],s[a]=r,i.push({value:a,major:!1});return o===0||!e?i:fu(n,i,s,e)}var de=class extends le{static id="time";static defaults={bounds:"data",adapters:{},time:{parser:!1,unit:!1,round:!1,isoWeekday:!1,minUnit:"millisecond",displayFormats:{}},ticks:{source:"auto",callback:!1,major:{enabled:!1}}};constructor(t){super(t),this._cache={data:[],labels:[],all:[]},this._unit="day",this._majorUnit=void 0,this._offsets={},this._normalized=!1,this._parseOpts=void 0}init(t,e={}){let i=t.time||(t.time={}),s=this._adapter=new Cs._date(t.adapters.date);s.init(e),ne(i.displayFormats,s.formats()),this._parseOpts={parser:i.parser,round:i.round,isoWeekday:i.isoWeekday},super.init(t),this._normalized=e.normalized}parse(t,e){return t===void 0?null:Dr(this,t)}beforeLayout(){super.beforeLayout(),this._cache={data:[],labels:[],all:[]}}determineDataLimits(){let t=this.options,e=this._adapter,i=t.time.unit||"day",{min:s,max:o,minDefined:r,maxDefined:a}=this.getUserBounds();function c(l){!r&&!isNaN(l.min)&&(s=Math.min(s,l.min)),!a&&!isNaN(l.max)&&(o=Math.max(o,l.max))}(!r||!a)&&(c(this._getLabelBounds()),(t.bounds!=="ticks"||t.ticks.source!=="labels")&&c(this.getMinMax(!1))),s=$(s)&&!isNaN(s)?s:+e.startOf(Date.now(),i),o=$(o)&&!isNaN(o)?o:+e.endOf(Date.now(),i)+1,this.min=Math.min(s,o-1),this.max=Math.max(s+1,o)}_getLabelBounds(){let t=this.getLabelTimestamps(),e=Number.POSITIVE_INFINITY,i=Number.NEGATIVE_INFINITY;return t.length&&(e=t[0],i=t[t.length-1]),{min:e,max:i}}buildTicks(){let t=this.options,e=t.time,i=t.ticks,s=i.source==="labels"?this.getLabelTimestamps():this._generate();t.bounds==="ticks"&&s.length&&(this.min=this._userMin||s[0],this.max=this._userMax||s[s.length-1]);let o=this.min,r=this.max,a=oo(s,o,r);return this._unit=e.unit||(i.autoSkip?vr(e.minUnit,this.min,this.max,this._getLabelCapacity(o)):uu(this,a.length,e.minUnit,this.min,this.max)),this._majorUnit=!i.major.enabled||this._unit==="year"?void 0:du(this._unit),this.initOffsets(s),t.reverse&&a.reverse(),Or(this,a,this._majorUnit)}afterAutoSkip(){this.options.offsetAfterAutoskip&&this.initOffsets(this.ticks.map(t=>+t.value))}initOffsets(t=[]){let e=0,i=0,s,o;this.options.offset&&t.length&&(s=this.getDecimalForValue(t[0]),t.length===1?e=1-s:e=(this.getDecimalForValue(t[1])-s)/2,o=this.getDecimalForValue(t[t.length-1]),t.length===1?i=o:i=(o-this.getDecimalForValue(t[t.length-2]))/2);let r=t.length<3?.5:.25;e=rt(e,0,r),i=rt(i,0,r),this._offsets={start:e,end:i,factor:1/(e+1+i)}}_generate(){let t=this._adapter,e=this.min,i=this.max,s=this.options,o=s.time,r=o.unit||vr(o.minUnit,e,i,this._getLabelCapacity(e)),a=R(s.ticks.stepSize,1),c=r==="week"?o.isoWeekday:!1,l=se(c)||c===!0,h={},u=e,d,f;if(l&&(u=+t.startOf(u,"isoWeek",c)),u=+t.startOf(u,l?"day":r),t.diff(i,e,r)>1e5*a)throw new Error(e+" and "+i+" are too far apart with stepSize of "+a+" "+r);let m=s.ticks.source==="data"&&this.getDataTimestamps();for(d=u,f=0;d<i;d=+t.add(d,a,r),f++)Pr(h,d,m);return(d===i||s.bounds==="ticks"||f===1)&&Pr(h,d,m),Object.keys(h).sort(kr).map(p=>+p)}getLabelForValue(t){let e=this._adapter,i=this.options.time;return i.tooltipFormat?e.format(t,i.tooltipFormat):e.format(t,i.displayFormats.datetime)}format(t,e){let s=this.options.time.displayFormats,o=this._unit,r=e||s[o];return this._adapter.format(t,r)}_tickFormatFunction(t,e,i,s){let o=this.options,r=o.ticks.callback;if(r)return z(r,[t,e,i],this);let a=o.time.displayFormats,c=this._unit,l=this._majorUnit,h=c&&a[c],u=l&&a[l],d=i[e],f=l&&u&&d&&d.major;return this._adapter.format(t,s||(f?u:h))}generateTickLabels(t){let e,i,s;for(e=0,i=t.length;e<i;++e)s=t[e],s.label=this._tickFormatFunction(s.value,e,t)}getDecimalForValue(t){return t===null?NaN:(t-this.min)/(this.max-this.min)}getPixelForValue(t){let e=this._offsets,i=this.getDecimalForValue(t);return this.getPixelForDecimal((e.start+i)*e.factor)}getValueForPixel(t){let e=this._offsets,i=this.getDecimalForPixel(t)/e.factor-e.end;return this.min+i*(this.max-this.min)}_getLabelSize(t){let e=this.options.ticks,i=this.ctx.measureText(t).width,s=at(this.isHorizontal()?e.maxRotation:e.minRotation),o=Math.cos(s),r=Math.sin(s),a=this._resolveTickFontOptions(0).size;return{w:i*o+a*r,h:i*r+a*o}}_getLabelCapacity(t){let e=this.options.time,i=e.displayFormats,s=i[e.unit]||i.millisecond,o=this._tickFormatFunction(t,0,Or(this,[t],this._majorUnit),s),r=this._getLabelSize(o),a=Math.floor(this.isHorizontal()?this.width/r.w:this.height/r.h)-1;return a>0?a:1}getDataTimestamps(){let t=this._cache.data||[],e,i;if(t.length)return t;let s=this.getMatchingVisibleMetas();if(this._normalized&&s.length)return this._cache.data=s[0].controller.getAllParsedValues(this);for(e=0,i=s.length;e<i;++e)t=t.concat(s[e].controller.getAllParsedValues(this));return this._cache.data=this.normalize(t)}getLabelTimestamps(){let t=this._cache.labels||[],e,i;if(t.length)return t;let s=this.getLabels();for(e=0,i=s.length;e<i;++e)t.push(Dr(this,s[e]));return this._cache.labels=this._normalized?t:this.normalize(t)}normalize(t){return co(t.sort(kr))}};function Pn(n,t,e){let i=0,s=n.length-1,o,r,a,c;e?(t>=n[i].pos&&t<=n[s].pos&&({lo:i,hi:s}=Ct(n,"pos",t)),{pos:o,time:a}=n[i],{pos:r,time:c}=n[s]):(t>=n[i].time&&t<=n[s].time&&({lo:i,hi:s}=Ct(n,"time",t)),{time:o,pos:a}=n[i],{time:r,pos:c}=n[s]);let l=r-o;return l?a+(c-a)*(t-o)/l:a}var Sr=class extends de{static id="timeseries";static defaults=de.defaults;constructor(t){super(t),this._table=[],this._minPos=void 0,this._tableRange=void 0}initOffsets(){let t=this._getTimestampsForTable(),e=this._table=this.buildLookupTable(t);this._minPos=Pn(e,this.min),this._tableRange=Pn(e,this.max)-this._minPos,super.initOffsets(t)}buildLookupTable(t){let{min:e,max:i}=this,s=[],o=[],r,a,c,l,h;for(r=0,a=t.length;r<a;++r)l=t[r],l>=e&&l<=i&&s.push(l);if(s.length<2)return[{time:e,pos:0},{time:i,pos:1}];for(r=0,a=s.length;r<a;++r)h=s[r+1],c=s[r-1],l=s[r],Math.round((h+c)/2)!==l&&o.push({time:l,pos:r/(a-1)});return o}_generate(){let t=this.min,e=this.max,i=super.getDataTimestamps();return(!i.includes(t)||!i.length)&&i.splice(0,0,t),(!i.includes(e)||i.length===1)&&i.push(e),i.sort((s,o)=>s-o)}_getTimestampsForTable(){let t=this._cache.all||[];if(t.length)return t;let e=this.getDataTimestamps(),i=this.getLabelTimestamps();return e.length&&i.length?t=this.normalize(e.concat(i)):t=e.length?e:i,t=this._cache.all=t,t}getDecimalForValue(t){return(Pn(this._table,t)-this._minPos)/this._tableRange}getValueForPixel(t){let 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@kurkle/color/dist/color.esm.js:
  (*!
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   * https://github.com/kurkle/color#readme
   * (c) 2023 Jukka Kurkela
   * Released under the MIT License
   *)

chart.js/dist/chunks/helpers.segment.js:
  (*!
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   * https://www.chartjs.org
   * (c) 2023 Chart.js Contributors
   * Released under the MIT License
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chart.js/dist/chart.js:
  (*!
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   * https://www.chartjs.org
   * (c) 2023 Chart.js Contributors
   * Released under the MIT License
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chartjs-adapter-date-fns/dist/chartjs-adapter-date-fns.esm.js:
  (*!
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   * (c) 2022 chartjs-adapter-date-fns Contributors
   * Released under the MIT license
   *)
*/
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