/**
 * Align classify with 附件下载_邮件识别 gold:
 * - 新增预报 / 请查收新增预�?on subject+body
 * - 数据模版 / packing-list xlsx -> NEW_CONTAINER score
 */
import fs from "fs";

const path = "src/services/parse/classify.ts";
let src = fs.readFileSync(path, "utf8");
const nl = src.includes("\r\n") ? "\r\n" : "\n";

const oldForecast = `  if (/\\u65b0\\u589e\\u9884\\u62a5/.test(subject)) {
    signals.push({
      signal: "\\u65b0\\u589e\\u9884\\u62a5",
      score: 50,
      matched: "\\u65b0\\u589e\\u9884\\u62a5",
      source: "subject",
    });
    scores.NEW_CONTAINER += 50;
  }`;

// Match actual Chinese in file
const oldForecastRe =
  /  if \(\/新增预报\/\.test\(subject\)\) \{\r?\n    signals\.push\(\{\r?\n      signal: "新增预报",\r?\n      score: 50,\r?\n      matched: "新增预报",\r?\n      source: "subject",\r?\n    \}\);\r?\n    scores\.NEW_CONTAINER \+= 50;\r?\n  \}/;

const newForecast = `  if (/新增预报|请查收新增预�?.test(text)) {
    signals.push({
      signal: "新增预报",
      score: 50,
      matched: "新增预报",
      source: /新增预报|请查收新增预�?.test(subject) ? "subject" : "body",
    });
    scores.NEW_CONTAINER += 50;
  }

  // 金样：数据模�?/ 卡派清单�?xlsx �?预报�?
  const forecastPacking = filenames.some(
    (f) =>
      /数据模版/i.test(f) ||
      (/卡派|装箱|packing|货件清单|预报资料/i.test(f) &&
        /\\.(xlsx|xls|csv)$/i.test(f)),
  );
  if (forecastPacking && scores.NEW_CONTAINER < 40) {
    signals.push({
      signal: "预报清单附件",
      score: 45,
      matched: filenames.find((f) => /数据模版|卡派|装箱|packing/i.test(f)) || "xlsx",
      source: "attachment",
    });
    scores.NEW_CONTAINER += 45;
  } else if (forecastPacking) {
    scores.NEW_CONTAINER += 15;
    signals.push({
      signal: "预报清单附件",
      score: 15,
      matched: "xlsx",
      source: "attachment",
    });
  }`;

if (!oldForecastRe.test(src)) {
  const i = src.indexOf("新增预报");
  console.log("near", JSON.stringify(src.slice(i - 30, i + 200)));
  throw new Error("forecast block not found");
}

src = src.replace(oldForecastRe, newForecast);

// Also treat 数据模版 as packing boost lead (hasPacking already 卡派资料 only)
const oldHasPacking = `  const hasPacking = /卡派资料/.test(fileText);`;
const newHasPacking = `  const hasPacking = /卡派资料|数据模版/.test(fileText);`;
if (!src.includes(oldHasPacking)) throw new Error("hasPacking missing");
src = src.replace(oldHasPacking, newHasPacking);

fs.writeFileSync(path, src);
console.log("classify patched");