fix(upload): repair file upload and delete invalidation

test/upload-server/README.md

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+# Upload Server
+
+Simple file upload service for testing file upload components.
+
+## Usage
+
+```js
+
+cs ./test/upload-server
+
+yarn install
+
+node app.js
+
+```

test/upload-server/app.js

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+const Koa = require('koa');
+const fs = require('fs');
+const path = require('path');
+const router = require('koa-router')();
+const koaBody = require('koa-body');
+const static = require('koa-static');
+const cors = require('koa2-cors');
+const app = new Koa();
+
+app.use(cors());
+
+app.use(
+  koaBody({
+    multipart: true,
+    formidable: {
+      maxFieldsSize: 20 * 1024 * 1024,
+      multipart: true,
+    },
+  })
+);
+
+const uploadUrl = 'http://localhost:3001/static/upload';
+
+router.get('/', (ctx) => {
+  ctx.type = 'html';
+  const pathUrl = path.join(__dirname, '/static/upload.html');
+  ctx.body = fs.createReadStream(pathUrl);
+});
+
+const uploadFilePublic = function (ctx, files, flag) {
+  const filePath = path.join(__dirname, '/static/upload/');
+  let fileReader, fileResource, writeStream;
+
+  const fileFunc = function (file) {
+    fileReader = fs.createReadStream(file.path);
+    fileResource = filePath + `/${file.name}`;
+
+    writeStream = fs.createWriteStream(fileResource);
+    fileReader.pipe(writeStream);
+  };
+  const returnFunc = function (flag) {
+    console.log(flag);
+    console.log(files);
+    if (flag) {
+      let url = '';
+      for (let i = 0; i < files.length; i++) {
+        url += uploadUrl + `/${files[i].name},`;
+      }
+      url = url.replace(/,$/gi, '');
+      ctx.body = {
+        url: url,
+        code: 0,
+        message: '上传成功',
+      };
+    } else {
+      ctx.body = {
+        url: uploadUrl + `/${files.name}`,
+        code: 0,
+        message: '上传成功',
+      };
+    }
+  };
+  if (flag) {
+    // 多个文件上传
+    for (let i = 0; i < files.length; i++) {
+      const f1 = files[i];
+      fileFunc(f1);
+    }
+  } else {
+    fileFunc(files);
+  }
+
+  if (!fs.existsSync(filePath)) {
+    fs.mkdir(filePath, (err) => {
+      if (err) {
+        throw new Error(err);
+      } else {
+        returnFunc(flag);
+      }
+    });
+  } else {
+    returnFunc(flag);
+  }
+};
+
+router.post('/upload', (ctx) => {
+  let files = ctx.request.files.file;
+  if (files.length === undefined) {
+    uploadFilePublic(ctx, files, false);
+  } else {
+    uploadFilePublic(ctx, files, true);
+  }
+});
+
+app.use(static(path.join(__dirname)));
+
+app.use(router.routes()).use(router.allowedMethods());
+
+app.listen(3001, () => {
+  console.log('server is listen in 3001');
+});

test/upload-server/package.json

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+{
+  "name": "server",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "koa": "^2.13.0",
+    "koa-body": "^4.2.0",
+    "koa-router": "^10.0.0",
+    "koa-static": "^5.0.0",
+    "koa2-cors": "^2.0.6"
+  }
+}