feat(client): qrcode checkin dialog

Signed-off-by: Noa Virellia <noa@requiem.garden>
2025-12-28 01:20:13 +08:00
parent f89a483380
commit a48f5ad2fa
16 changed files with 524 additions and 119 deletions
--- a/client/src/components/ui/shadcn-io/qr-code/index.tsx
+++ b/client/src/components/ui/shadcn-io/qr-code/index.tsx
@@ -0,0 +1,86 @@
+import { formatHex, oklch } from 'culori';
+import QR from 'qrcode';
+import { type HTMLAttributes, useEffect, useState } from 'react';
+import { cn } from '@/lib/utils';
+
+export type QRCodeProps = HTMLAttributes<HTMLDivElement> & {
+  data: string;
+  foreground?: string;
+  background?: string;
+  robustness?: 'L' | 'M' | 'Q' | 'H';
+};
+
+const oklchRegex = /oklch\(([0-9.]+)\s+([0-9.]+)\s+([0-9.]+)\)/;
+
+const getOklch = (color: string, fallback: [number, number, number]) => {
+  const oklchMatch = color.match(oklchRegex);
+
+  if (!oklchMatch) {
+    return { l: fallback[0], c: fallback[1], h: fallback[2] };
+  }
+
+  return {
+    l: Number.parseFloat(oklchMatch[1]),
+    c: Number.parseFloat(oklchMatch[2]),
+    h: Number.parseFloat(oklchMatch[3]),
+  };
+};
+
+export const QRCode = ({
+  data,
+  foreground,
+  background,
+  robustness = 'M',
+  className,
+  ...props
+}: QRCodeProps) => {
+  const [svg, setSVG] = useState<string | null>(null);
+
+  useEffect(() => {
+    const generateQR = async () => {
+      try {
+        const styles = getComputedStyle(document.documentElement);
+        const foregroundColor =
+          foreground ?? styles.getPropertyValue('--foreground');
+        const backgroundColor =
+          background ?? styles.getPropertyValue('--background');
+
+        const foregroundOklch = getOklch(
+          foregroundColor,
+          [0.21, 0.006, 285.885]
+        );
+        const backgroundOklch = getOklch(backgroundColor, [0.985, 0, 0]);
+
+        const newSvg = await QR.toString(data, {
+          type: 'svg',
+          color: {
+            dark: formatHex(oklch({ mode: 'oklch', ...foregroundOklch })),
+            light: formatHex(oklch({ mode: 'oklch', ...backgroundOklch })),
+          },
+          width: 200,
+          errorCorrectionLevel: robustness,
+          margin: 0,
+        });
+
+        setSVG(newSvg);
+      } catch (err) {
+        console.error(err);
+      }
+    };
+
+    generateQR();
+  }, [data, foreground, background, robustness]);
+
+  if (!svg) {
+    return null;
+  }
+
+  return (
+    <div
+      className={cn('size-full', '[&_svg]:size-full', className)}
+      // biome-ignore lint/security/noDangerouslySetInnerHtml: "Required for SVG"
+      dangerouslySetInnerHTML={{ __html: svg }}
+      {...(props as any)}
+    />
+  );
+};