Update

frontend/src/utils/signatureParser.ts

@@ -0,0 +1,26 @@
+import { SigviewRecord as Signature } from "@/lib/pbtypes";
+
+export const parseSignature = (text: string): Omit<Signature, 'system' | 'id' | 'sysid'> | null => {
+  const parts = text.split('\t');
+  if (parts.length < 4) return null;
+
+  // Validate signature identifier format (3 letters, dash, 3 numbers)
+  const signatureIdentifierRegex = /^\w{3}-\d{3}$/;
+  if (!signatureIdentifierRegex.test(parts[0])) {
+    return null;
+  }
+
+  return {
+    identifier: parts[0],
+    type: parts[2],
+    signame: parts[3],
+    scanned: parts.length > 4 ? parts[4] : undefined,
+    dangerous: false // TODO: Implement dangerous signature detection
+  };
+};
+
+export const parseScannedPercentage = (scannedString?: string): number => {
+  if (!scannedString) return 0;
+  const match = scannedString.match(/(\d+(?:\.\d+)?)%/);
+  return match ? parseFloat(match[1]) : 0;
+};