add codes

src/libs/index.js

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+import storage from "./storage";
+import {
+  DEFAULT_SETTING,
+  STOKEY_SETTING,
+  STOKEY_RULES,
+  DEFAULT_RULE,
+} from "../config";
+import browser from "./browser";
+
+/**
+ * 获取节点列表并转为数组
+ * @param {*} selector
+ * @param {*} el
+ * @returns
+ */
+export const queryEls = (selector, el = document) =>
+  Array.from(el.querySelectorAll(selector));
+
+/**
+ * 查询storage中的设置
+ * @returns
+ */
+export const getSetting = async () => ({
+  ...DEFAULT_SETTING,
+  ...((await storage.getObj(STOKEY_SETTING)) || {}),
+});
+
+/**
+ * 查询规则列表
+ * @returns
+ */
+export const getRules = async () => (await storage.getObj(STOKEY_RULES)) || [];
+
+/**
+ * 根据href匹配规则
+ * TODO: 支持通配符（*）匹配
+ * @param {*} rules
+ * @param {string} href
+ * @returns
+ */
+export const matchRule = (rules, href) =>
+  rules.find((rule) =>
+    rule.pattern
+      .split(",")
+      .some((p) => p.trim() === "*" || href.includes(p.trim()))
+  ) || DEFAULT_RULE;
+
+/**
+ * 本地语言识别
+ * @param {*} q
+ * @returns
+ */
+export const detectLang = async (q) => {
+  const res = await browser?.i18n.detectLanguage(q);
+  console.log("detecLang", q, res);
+  return res?.languages?.[0]?.language;
+};