import type { AfterSearchRateField } from "./result-types";

function normalizeText(value: string): string {
  return value
    .trim()
    .replace(/\s+/g, "")
    .replace(/[：:，,。.()（）\-]/g, "")
    .toLowerCase();
}

export function normalizeRateLabel(
  label: string
): AfterSearchRateField | null {
  const normalized = normalizeText(label);

  if (normalized.includes("个人视频看后搜率")) {
    return "personalVideoAfterSearchRate";
  }

  if (
    normalized.includes("单条视频看后搜率") ||
    normalized.includes("单视频看后搜率")
  ) {
    return "singleVideoAfterSearchRate";
  }

  return null;
}