script-Cache

2025-08-10 00:52:40 +00:00 · 2023-07-22 13:53:47 +08:00
parent bef9652732
commit 078e813a29
4 changed files with 117 additions and 2 deletions
--- a/backend/src/utils/script-resource-cache.js
+++ b/backend/src/utils/script-resource-cache.js
@@ -0,0 +1,105 @@
+import $ from '@/core/app';
+import {
+    SCRIPT_RESOURCE_CACHE_KEY,
+    CSR_EXPIRATION_TIME_KEY,
+} from '@/constants';
+
+class ResourceCache {
+    constructor() {
+        this.expires = getExpiredTime();
+        if (!$.read(SCRIPT_RESOURCE_CACHE_KEY)) {
+            $.write('{}', SCRIPT_RESOURCE_CACHE_KEY);
+        }
+        this.resourceCache = JSON.parse($.read(SCRIPT_RESOURCE_CACHE_KEY));
+        this._cleanup();
+    }
+
+    _cleanup() {
+        // clear obsolete cached resource
+        let clear = false;
+        Object.entries(this.resourceCache).forEach((entry) => {
+            const [id, updated] = entry;
+            if (!updated.time) {
+                // clear old version cache
+                delete this.resourceCache[id];
+                $.delete(`#${id}`);
+                clear = true;
+            }
+            if (new Date().getTime() - updated.time > this.expires) {
+                delete this.resourceCache[id];
+                clear = true;
+            }
+        });
+        if (clear) this._persist();
+    }
+
+    revokeAll() {
+        this.resourceCache = {};
+        this._persist();
+    }
+
+    _persist() {
+        $.write(JSON.stringify(this.resourceCache), SCRIPT_RESOURCE_CACHE_KEY);
+    }
+
+    get(id) {
+        const updated = this.resourceCache[id] && this.resourceCache[id].time;
+        if (updated && new Date().getTime() - updated <= this.expires) {
+            return this.resourceCache[id].data;
+        }
+        return null;
+    }
+
+    gettime(id) {
+        const updated = this.resourceCache[id] && this.resourceCache[id].time;
+        if (updated && new Date().getTime() - updated <= this.expires) {
+            return this.resourceCache[id].time;
+        }
+        return null;
+    }
+
+    set(id, value) {
+        this.resourceCache[id] = { time: new Date().getTime(), data: value };
+        this._persist();
+    }
+}
+
+function getExpiredTime() {
+    console.log($.read(CSR_EXPIRATION_TIME_KEY));
+    if (!$.read(CSR_EXPIRATION_TIME_KEY)) {
+        $.write('1728e5', CSR_EXPIRATION_TIME_KEY); // 48 * 3600 * 1000
+    }
+    let expiration = 1728e5;
+    if ($.env.isLoon) {
+        const loont = {
+            // Loon 插件自义定
+            '1\u5206\u949f': 6e4,
+            '5\u5206\u949f': 3e5,
+            '10\u5206\u949f': 6e5,
+            '30\u5206\u949f': 18e5, // "30分钟"
+            '1\u5c0f\u65f6': 36e5,
+            '2\u5c0f\u65f6': 72e5,
+            '3\u5c0f\u65f6': 108e5,
+            '6\u5c0f\u65f6': 216e5,
+            '12\u5c0f\u65f6': 432e5,
+            '24\u5c0f\u65f6': 864e5,
+            '48\u5c0f\u65f6': 1728e5,
+            '72\u5c0f\u65f6': 2592e5, // "72小时"
+            '\u53c2\u6570\u4f20\u5165': 'readcachets', // "参数输入"
+        };
+        let intimed = $.read('#\u8282\u70b9\u7f13\u5b58\u6709\u6548\u671f'); // Loon #节点缓存有效期
+        console.log(intimed);
+        if (intimed in loont) {
+            expiration = loont[intimed];
+            if (expiration === 'readcachets') {
+                expiration = intimed;
+            }
+        }
+        return expiration;
+    } else {
+        expiration = $.read(CSR_EXPIRATION_TIME_KEY);
+        return expiration;
+    }
+}
+
+export default new ResourceCache();