Fix distorted sparkline labels: render as HTML overlay instead of SVG text
This commit is contained in:
marvin
+25
-6
@@ -249,17 +249,36 @@ function renderPerformance() {
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const plotWidth = width - left - right, plotHeight = height - top - bottom;
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const xAt = index => left + (points.length > 1 ? (index / (points.length - 1)) * plotWidth : plotWidth);
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const yAt = count => top + plotHeight - (count / max) * plotHeight;
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const gridLines = [0, 0.5, 1].map(fraction => {
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const gridFractions = [0, 0.5, 1];
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const gridLines = gridFractions.map(fraction => {
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const y = (top + plotHeight * (1 - fraction)).toFixed(1);
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return `<line x1="${left}" y1="${y}" x2="${width - right}" y2="${y}" stroke="var(--line)" stroke-width="1" />`;
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}).join("");
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const leftPct = (left / width) * 100, topPct = 0, plotHeightPct = (plotHeight / height) * 100, topInsetPct = (top / height) * 100;
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const axisLabels = gridFractions.map(fraction => {
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const value = Math.round(max * fraction);
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return `<line x1="${left}" y1="${y}" x2="${width - right}" y2="${y}" stroke="var(--line)" stroke-width="1" /><text x="${left - 8}" y="${y}" text-anchor="end" dominant-baseline="middle" fill="var(--muted)" font-size="10">${value}</text>`;
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const yPct = topInsetPct + plotHeightPct * (1 - fraction);
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return `<span class="axis-label" style="left:0;width:${(leftPct - 2).toFixed(2)}%;top:${yPct.toFixed(2)}%;text-align:right">${value}</span>`;
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}).join("");
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const firstPoint = points[0], lastPoint = points[points.length - 1];
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const timeLabels = points.length ? `<text x="${left}" y="${height - 4}" fill="var(--muted)" font-size="10">${escapeHtml(formatTime(firstPoint.at))}</text><text x="${width - right}" y="${height - 4}" text-anchor="end" fill="var(--muted)" font-size="10">${escapeHtml(formatTime(lastPoint.at))}</text>` : "";
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const linePoints = points.map((point, index) => `${xAt(index).toFixed(1)},${yAt(point.count).toFixed(1)}`).join(" ");
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const areaPath = points.length ? `M${xAt(0).toFixed(1)},${(top + plotHeight).toFixed(1)} L${linePoints.replaceAll(" ", " L")} L${xAt(points.length - 1).toFixed(1)},${(top + plotHeight).toFixed(1)} Z` : "";
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const timeLabels = points.length ? `<span class="time-label" style="left:${leftPct.toFixed(2)}%">${escapeHtml(formatTime(firstPoint.at))}</span><span class="time-label time-label-end" style="left:${(100 - (right / width) * 100).toFixed(2)}%">${escapeHtml(formatTime(lastPoint.at))}</span>` : "";
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$("#performance-sparkline-labels").innerHTML = points.length ? `${axisLabels}${timeLabels}` : "";
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const coords = points.map((point, index) => [xAt(index), yAt(point.count)]);
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const smoothLine = coords.length < 2 ? "" : coords.reduce((d, point, index) => {
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if (index === 0) return `M${point[0].toFixed(1)},${point[1].toFixed(1)}`;
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const p0 = coords[index - 2 >= 0 ? index - 2 : index - 1];
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const p1 = coords[index - 1];
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const p2 = point;
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const p3 = coords[index + 1] || point;
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const cp1x = p1[0] + (p2[0] - p0[0]) / 6, cp1y = p1[1] + (p2[1] - p0[1]) / 6;
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const cp2x = p2[0] - (p3[0] - p1[0]) / 6, cp2y = p2[1] - (p3[1] - p1[1]) / 6;
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return `${d} C${cp1x.toFixed(1)},${cp1y.toFixed(1)} ${cp2x.toFixed(1)},${cp2y.toFixed(1)} ${p2[0].toFixed(1)},${p2[1].toFixed(1)}`;
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}, "");
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const baseline = (top + plotHeight).toFixed(1);
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const areaPath = coords.length ? `${smoothLine} L${coords[coords.length - 1][0].toFixed(1)},${baseline} L${coords[0][0].toFixed(1)},${baseline} Z` : "";
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$("#performance-sparkline").setAttribute("viewBox", `0 0 ${width} ${height}`);
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$("#performance-sparkline").innerHTML = points.length ? `${gridLines}<path d="${areaPath}" fill="var(--green)" opacity="0.12" stroke="none" /><polyline points="${linePoints}" fill="none" stroke="var(--green)" stroke-width="2" />${timeLabels}` : '<text x="10" y="70" fill="var(--muted)" font-size="12">No request data for this window yet.</text>';
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$("#performance-sparkline").innerHTML = points.length ? `${gridLines}<path d="${areaPath}" fill="var(--green)" opacity="0.12" stroke="none" /><path d="${smoothLine}" fill="none" stroke="var(--green)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" />` : "";
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if (!points.length) $("#performance-sparkline-labels").innerHTML = '<span class="axis-label" style="left:0;width:100%;top:45%;text-align:center">No request data for this window yet.</span>';
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const routes = data.routes || [];
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$("#performance-rows").innerHTML = routes.length ? routes.map(route => `<tr class="${selected && route.host === selected ? "row-highlight" : ""}"><td title="${escapeHtml(route.host)}">${escapeHtml(route.host)}</td><td>${route.hourRequests}</td><td>${route.dayRequests}</td><td>${route.dayErrors ? `<span class="http-status bad">${route.dayErrors}</span>` : "0"}</td><td>${route.dayAvgMs == null ? "—" : `${route.dayAvgMs} ms`}</td></tr>`).join("") : '<tr><td colspan="5" class="quiet-state">No requests have been logged yet.</td></tr>';
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if (selected) $(`#performance-rows tr.row-highlight`)?.scrollIntoView({ block: "nearest" });
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@@ -145,7 +145,10 @@
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<p id="performance-summary" class="muted feature-note">No requests recorded yet. <span id="performance-last-checked">Not checked yet.</span></p>
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<section class="dashboard-panel">
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<div class="panel-heading"><div><p class="eyebrow">Trend</p><h2 id="performance-trend-title">Requests · last 6 hours</h2></div></div>
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<svg id="performance-sparkline" class="performance-sparkline" viewBox="0 0 600 140" preserveAspectRatio="none" aria-label="Request volume trend"></svg>
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<div class="performance-sparkline-wrap">
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<svg id="performance-sparkline" class="performance-sparkline" viewBox="0 0 600 140" preserveAspectRatio="none" aria-label="Request volume trend"></svg>
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<div id="performance-sparkline-labels" class="performance-sparkline-labels"></div>
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</div>
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</section>
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<section class="dashboard-panel">
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<div class="panel-heading"><div><p class="eyebrow">Per-route</p><h2>Throughput by domain</h2></div></div>
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@@ -27,7 +27,12 @@ main{padding-top:24px}.utility-bar{display:flex;align-items:center;justify-conte
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@media(max-width:1100px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.system-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:1100px){.metric-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}
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@media(max-width:760px){.mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);gap:5px;margin:0 0 30px;padding:4px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}.mobile-nav button{justify-content:center;text-align:center;padding:9px 5px;font-size:.72rem}.dashboard-view{margin-top:30px}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.metric-card{padding:16px}.metric-card strong{font-size:1.65rem}.dashboard-columns{grid-template-columns:1fr}.system-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-strip{grid-template-columns:1fr}.metric-chip{padding:11px 14px}}
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.upstream-copy{margin:10px 0 0;color:var(--green);font-size:.72rem}.upstream-copy.bad{color:var(--danger)}.activity-mark.bad{background:rgba(255,113,133,.12);color:var(--danger)}.feature-view{margin-top:38px}.feature-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:18px}.feature-summary>div{padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}.feature-summary strong,.feature-summary span{display:block}.feature-summary strong{font-size:1.55rem}.feature-summary span{margin-top:5px;color:var(--muted);font-size:.76rem}.data-list{border:1px solid var(--line);border-radius:16px;background:var(--panel);overflow:hidden}.data-row{display:grid;grid-template-columns:auto minmax(160px,1.3fr) repeat(2,minmax(150px,1fr));align-items:center;gap:16px;padding:17px 20px;border-top:1px solid var(--line)}.data-row:first-child{border-top:0}.data-row>div{display:grid;gap:4px;min-width:0}.data-row strong{overflow:hidden;text-overflow:ellipsis}.data-row small{color:var(--muted)}.log-toolbar{display:flex;align-items:end;justify-content:space-between;gap:16px}.log-toolbar label{margin:0;min-width:250px}.feature-note{margin:16px 0}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:15px;background:var(--panel)}.log-table{width:100%;border-collapse:collapse;font-size:.82rem}.log-table th,.log-table td{padding:13px 15px;text-align:left;border-top:1px solid var(--line);white-space:nowrap}.log-table thead th{border-top:0;color:var(--muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.06em}.http-status{color:var(--green);font-weight:800}.http-status.bad{color:var(--danger)}.log-activity{margin-top:18px}.performance-sparkline{width:100%;height:180px;display:block}.row-highlight{background:rgba(98,230,167,.08)}
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.upstream-copy{margin:10px 0 0;color:var(--green);font-size:.72rem}.upstream-copy.bad{color:var(--danger)}.activity-mark.bad{background:rgba(255,113,133,.12);color:var(--danger)}.feature-view{margin-top:38px}.feature-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:18px}.feature-summary>div{padding:18px;border:1px solid var(--line);border-radius:14px;background:var(--panel)}.feature-summary strong,.feature-summary span{display:block}.feature-summary strong{font-size:1.55rem}.feature-summary span{margin-top:5px;color:var(--muted);font-size:.76rem}.data-list{border:1px solid var(--line);border-radius:16px;background:var(--panel);overflow:hidden}.data-row{display:grid;grid-template-columns:auto minmax(160px,1.3fr) repeat(2,minmax(150px,1fr));align-items:center;gap:16px;padding:17px 20px;border-top:1px solid var(--line)}.data-row:first-child{border-top:0}.data-row>div{display:grid;gap:4px;min-width:0}.data-row strong{overflow:hidden;text-overflow:ellipsis}.data-row small{color:var(--muted)}.log-toolbar{display:flex;align-items:end;justify-content:space-between;gap:16px}.log-toolbar label{margin:0;min-width:250px}.feature-note{margin:16px 0}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:15px;background:var(--panel)}.log-table{width:100%;border-collapse:collapse;font-size:.82rem}.log-table th,.log-table td{padding:13px 15px;text-align:left;border-top:1px solid var(--line);white-space:nowrap}.log-table thead th{border-top:0;color:var(--muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.06em}.http-status{color:var(--green);font-weight:800}.http-status.bad{color:var(--danger)}.log-activity{margin-top:18px}.performance-sparkline-wrap{position:relative}
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.performance-sparkline{width:100%;height:150px;display:block}
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.performance-sparkline-labels{position:absolute;inset:0;pointer-events:none}
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.performance-sparkline-labels .axis-label{position:absolute;transform:translateY(-50%);color:var(--muted);font-size:.68rem;white-space:nowrap}
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.performance-sparkline-labels .time-label{position:absolute;bottom:0;color:var(--muted);font-size:.68rem;white-space:nowrap}
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.performance-sparkline-labels .time-label.time-label-end{transform:translateX(-100%)}.row-highlight{background:rgba(98,230,167,.08)}
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@media(max-width:760px){.data-row{grid-template-columns:auto 1fr}.data-row>div:nth-of-type(n+2){grid-column:2}.feature-summary{gap:8px}.feature-summary>div{padding:13px}.log-toolbar{align-items:stretch;flex-direction:column}.log-toolbar label{min-width:0}}
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/* Corrective layout pass: keep controls, indicators, and card footers visually consistent. */
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