Function generateUniqueClassName

packages/backend/src/html/htmlMain.ts:57–72

(prefix = "figma")

// Generate a class name - prefer direct uniqueId, but fall back to counter-based if needed
export function generateUniqueClassName(prefix = "figma"): string {
  // Sanitize the prefix to ensure valid CSS class
  const sanitizedPrefix =
    prefix.replace(/[^a-zA-Z0-9_-]/g, "").replace(/^[0-9_-]/, "f") || // Ensure it doesn't start with a number or special char
    "figma";

  // Most of the time, we'll just use the prefix directly as it's pre-generated to be unique
  // But keep the counter logic as a fallback
  const count = classNameCounters.get(sanitizedPrefix) || 0;
  classNameCounters.set(sanitizedPrefix, count + 1);

  // Only add suffix if this isn't the first instance
  return count === 0
    ? sanitizedPrefix
    : `${sanitizedPrefix}_${count.toString().padStart(2, "0")}`;
}

// Reset all class name counters - call this at the start of processing
export function resetClassNameCounters(): void {