sync subscribe rules when browser start or userscript run

src/libs/rules.js

@@ -9,6 +9,7 @@ import {
   OPT_LANGS_FROM,
   OPT_LANGS_TO,
 } from "../config";
+import { syncOpt } from "./sync";
 
 const fromLangs = OPT_LANGS_FROM.map((item) => item[0]);
 const toLangs = OPT_LANGS_TO.map((item) => item[0]);
@@ -62,11 +63,11 @@ export const checkRules = (rules) => {
 };
 
 /**
- * 本地rules缓存
+ * 订阅规则的本地缓存
  */
 export const rulesCache = {
-  fetch: async (url) => {
-    const res = await fetchPolyfill(url);
+  fetch: async (url, isBg = false) => {
+    const res = await fetchPolyfill(url, { isBg });
     const rules = checkRules(res).filter(
       (rule) => rule.pattern.replaceAll(GLOBAL_KEY, "") !== ""
     );
@@ -84,16 +85,61 @@ export const rulesCache = {
 };
 
 /**
- * 从缓存或远程加载订阅的rules
+ * 同步订阅规则
  * @param {*} url
  * @returns
  */
-export const tryLoadRules = async (url) => {
-  let rules = await rulesCache.get(url);
+export const syncSubRules = async (url, isBg = false) => {
+  const rules = await rulesCache.fetch(url, isBg);
+  if (rules.length > 0) {
+    await rulesCache.set(url, rules);
+  }
+  return rules;
+};
+
+/**
+ * 同步所有订阅规则
+ * @param {*} url
+ * @returns
+ */
+export const syncAllSubRules = async (subrulesList, isBg = false) => {
+  for (let subrules of subrulesList) {
+    try {
+      await syncSubRules(subrules.url, isBg);
+    } catch (err) {
+      console.log(`[sync subrule error]: ${subrules.url}`, err);
+    }
+  }
+};
+
+/**
+ * 根据时间同步所有订阅规则
+ * @param {*} url
+ * @returns
+ */
+export const trySyncAllSubRules = async ({ subrulesList }, isBg = false) => {
+  try {
+    const { subRulesSyncAt } = await syncOpt.load();
+    const now = Date.now();
+    const interval = 24 * 60 * 60 * 1000; // 间隔一天
+    if (now - subRulesSyncAt > interval) {
+      await syncAllSubRules(subrulesList, isBg);
+      await syncOpt.update({ subRulesSyncAt: now });
+    }
+  } catch (err) {
+    console.log("[try sync all subrules]", err);
+  }
+};
+
+/**
+ * 从缓存或远程加载订阅规则
+ * @param {*} url
+ * @returns
+ */
+export const loadSubRules = async (url) => {
+  const rules = await rulesCache.get(url);
   if (rules?.length) {
     return rules;
   }
-  rules = await rulesCache.fetch(url);
-  await rulesCache.set(url, rules);
-  return rules;
+  return await syncSubRules(url);
 };