增加图像缓存功能

apps/wiki.js

@@ -6,7 +6,7 @@ import { Character } from "../components/models.js";
 
 export async function wiki(e, { render }) {
 
-  const ret = /^#*(.*)(素材|技能|材料|信息|天赋|wiki|资料|命座)$/.exec(e.msg);
+  const ret = /^#*(.*)(缓存)$/.exec(e.msg);
 
   if (!ret || !ret[1]) {
     return;

components/Data.js

@@ -1,5 +1,6 @@
 import lodash from "lodash";
 import fs from "fs";
+import request from "request";
 
 let Data = {
 
@@ -91,9 +92,82 @@ let Data = {
     return lodash.get(target, keyFrom, defaultValue);
   },
 
+  getUrlPath(url) {
+    let reg = /^https*:\/\/(.*)\/(\w+\.(png|jpg|jpeg|webp))(\?.*)?$/;
+    let ret = reg.exec(url);
+    if (!ret) {
+      return false;
+    }
+    return {
+      path: ret[1],
+      filename: ret[2],
+      type: ret[3],
+      url
+    }
+  },
+  pathExists(root, path) {
+    if (fs.existsSync(root + "/" + path)) {
+      return true;
+    }
+    path = path.replace("\\", "/");
+    const dirList = path.split("/");
+    let currentDir = root;
+
+    for (let dir of dirList) {
+      currentDir = currentDir + "/" + dir;
+      if (!fs.existsSync(currentDir)) {
+        fs.mkdirSync(currentDir);
+      }
+    }
+    return true;
+  },
+  async asyncPool(poolLimit, array, iteratorFn) {
+    const ret = []; // 存储所有的异步任务
+    const executing = []; // 存储正在执行的异步任务
+    for (const item of array) {
+      // 调用iteratorFn函数创建异步任务
+      const p = Promise.resolve().then(() => iteratorFn(item, array));
+      // 保存新的异步任务
+      ret.push(p);
+
+      // 当poolLimit值小于或等于总任务个数时，进行并发控制
+      if (poolLimit <= array.length) {
+        // 当任务完成后，从正在执行的任务数组中移除已完成的任务
+        const e = p.then(() => executing.splice(executing.indexOf(e), 1));
+        executing.push(e); // 保存正在执行的异步任务
+        if (executing.length >= poolLimit) {
+          // 等待较快的任务执行完成
+          await Promise.race(executing);
+        }
+      }
+    }
+    return Promise.all(ret);
+  },
+
+  async cacheFile(fileList, cacheRoot) {
+
+    let ret = {};
+    let cacheFn = async function (url) {
+      let path = Data.getUrlPath(url);
+      if (fs.existsSync(`${cacheRoot}/${path.path}/${path.filename}`)) {
+        console.log("已存在，跳过 " + path.path + "/" + path.filename);
+        ret[url] = `${path.path}/${path.filename}`;
+        return true;
+      }
+
+      Data.pathExists(cacheRoot, path.path);
+      await request(url).pipe(fs.createWriteStream(`${cacheRoot}/${path.path}/` + path.filename));
+      console.log("下载成功: " + path.path + "/" + path.filname);
+      ret[url] = `${path.path}/${path.filename}`;
+      return true;
+    };
+
+    await Data.asyncPool(10, fileList, cacheFn);
+    return ret;
+
+  }
 
 
+}
 
-
-};
 export default Data;

components/models/Character.js

@@ -65,6 +65,19 @@ class Character extends Base {
 
     fileList = lodash.uniq(fileList);
 
+    let fileMap = await Data.cacheFile(fileList, `${_path}/resources/`, `cache`);
+
+    let path = Data.getUrlPath()
+
+    lodash.forEach(this.img, (url, key) => {
+      if (path[url]) {
+        this.img[key] = path[url]
+      }
+    });
+
+
+    console.log(this);
+
 
   }
 

index.js

@@ -18,7 +18,7 @@ export const rule = {
     describe: "【#老婆，#老公，#女儿】角色详情",
   },
   wiki: {
-    reg: "^#*.*(天赋|技能|命座|命之座|详情)$",
+    reg: "^#*.*(缓存)$",
     priority: 300
   }
 };