This commit is contained in:
Martino Ferrari
2026-04-25 22:56:09 +02:00
parent 8b548ba1c2
commit 986f6cd6d8
85 changed files with 11479 additions and 5050 deletions
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import { h } from 'preact';
import { useState, useEffect } from 'preact/hooks';
import { getSignalStore, getMetaStore } from '../lib/stores';
import type { Widget, SignalValue, SignalMeta } from '../lib/types';
const DEFAULT_VALUE: SignalValue = { value: null, quality: 'unknown', ts: null };
function qualityColor(q: string): string {
switch (q) {
case 'good': return '#4ade80';
case 'uncertain': return '#fbbf24';
case 'bad': return '#f87171';
default: return '#6b7280';
}
}
interface Props { widget: Widget; onContextMenu?: (e: MouseEvent) => void; }
export default function BarV({ widget, onContextMenu }: Props) {
const sigRef = widget.signals[0];
const [sv, setSv] = useState<SignalValue>(DEFAULT_VALUE);
const [meta, setMeta] = useState<SignalMeta | null>(null);
useEffect(() => {
if (!sigRef) return;
const unsubV = getSignalStore(sigRef).subscribe(setSv);
const unsubM = getMetaStore(sigRef).subscribe(setMeta);
return () => { unsubV(); unsubM(); };
}, [sigRef?.ds, sigRef?.name]);
const label = widget.options['label'] ?? sigRef?.name ?? '';
const unit = widget.options['unit'] ?? meta?.unit ?? '';
const minVal = parseFloat(widget.options['min'] ?? String(meta?.displayLow ?? 0));
const maxVal = parseFloat(widget.options['max'] ?? String(meta?.displayHigh ?? 100));
const quality = sv.quality;
const rawV = sv.value;
const rawValue: number | null = rawV === null || rawV === undefined ? null
: typeof rawV === 'number' ? rawV : parseFloat(String(rawV));
function displayValue(): string {
if (rawValue === null || isNaN(rawValue)) return '---';
return Number.isFinite(rawValue) ? rawValue.toPrecision(4).replace(/\.?0+$/, '') : String(rawValue);
}
function fillPercent(): number {
if (rawValue === null || isNaN(rawValue)) return 0;
const frac = maxVal === minVal ? 0 : (rawValue - minVal) / (maxVal - minVal);
return Math.max(0, Math.min(100, frac * 100));
}
return (
<div
class="barv"
style={`left:${widget.x}px;top:${widget.y}px;width:${widget.w}px;height:${widget.h}px;`}
onContextMenu={onContextMenu}
>
<span class="quality-dot" style={`background:${qualityColor(quality)};`} title={`Quality: ${quality}`} />
{label && <div class="bar-label">{label}</div>}
<div class="bar-value">
<span class="value">{displayValue()}</span>
{unit && <span class="unit">{unit}</span>}
</div>
<div class="bar-track">
<div class="bar-fill" style={`height:${fillPercent()}%;`} />
</div>
</div>
);
}