first commit

backend/.eslintrc.js

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+module.exports = {
+  env: {
+    browser: true,
+    commonjs: true,
+    es2021: true,
+  },
+  extends: [
+    'airbnb-base',
+  ],
+  parserOptions: {
+    ecmaVersion: 12,
+  },
+  rules: {
+  },
+};

backend/.gitignore

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+node_modules
+!.gitkeep
+csv/*
+public/*

backend/index.js

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+const path = "./csv";
+const data = {};
+const column = {};
+let files = [];
+
+const fs = require("fs");
+const papa = require("papaparse");
+const chokidar = require("chokidar");
+
+chokidar.watch(path).on("all", () => {
+    console.log("File changed. Reloading ...");
+    files = fs.readdirSync(`${path}`).filter((file) => file.endsWith(".csv"));
+    for (const file of files) {
+        const csv = fs.readFileSync(`${path}/${file}`, {
+            encoding: "utf8",
+        });
+        const parsed = papa.parse(csv, {
+            skipEmptyLines: true,
+        }).data;
+
+        const header = parsed[0];
+        column[file] = [];
+        for (const h of header) {
+            column[file].push({
+                key: h,
+                text: h,
+                sorting: "",
+            });
+        }
+
+        const converted = [];
+        for (let j = 1; j < parsed.length; ++j) {
+            const d = parsed[j];
+            const e = {};
+            for (let i = 0; i < d.length; ++i) {
+                e[header[i]] = d[i];
+            }
+            converted.push(e);
+        }
+        data[file] = converted;
+    }
+});
+
+const express = require("express");
+
+const app = express();
+
+const cors = require("cors");
+
+app.use(cors());
+
+const port = 3000;
+
+app.get("/files", (_, res) => {
+    res.send(files);
+});
+
+function compare(a, b) {
+    const m = a - b;
+    if (isNaN(m)) {
+        if (a > b) {
+            return 1;
+        }
+        if (a < b) {
+            return -1;
+        }
+        return 0;
+    }
+    return m;
+}
+
+app.get("/csv/:file", (req, res) => {
+    const {
+        file
+    } = req.params;
+    const raw = data[file];
+    const col = column[file];
+    let processed = raw;
+    let query_key = "";
+    let key = "";
+
+    const c = col.find((ele) => {
+        key = ele.key;
+        query_key = `sort_${key}`;
+        return query_key in req.query;
+    });
+    if (!(c === "undefined")) {
+        processed = [...raw];
+        if (req.query[query_key] == "ASC") {
+            processed.sort((a, b) => compare(a[key], b[key]));
+        } else {
+            processed.sort((a, b) => compare(b[key], a[key]));
+        }
+    }
+
+    if ("pSize" in req.query && "cPage" in req.query) {
+        const size = req.query.pSize;
+        const page = req.query.cPage;
+        processed = processed.slice((page - 1) * size, page * size);
+    }
+
+    res.send({
+        totals: raw.length,
+        data: processed,
+    });
+});
+
+app.use(express.static("public"));
+
+app.get("/column/:file", (req, res) => {
+    const {
+        file
+    } = req.params;
+    res.send(column[file]);
+});
+
+app.listen(port, () => {
+    console.log(`Listening at http://localhost:${port}`);
+});

backend/package.json

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+{
+  "name": "backend",
+  "version": "0.1.0",
+  "description": "backed of project csv2html",
+  "main": "index.js",
+  "dependencies": {
+    "chokidar": "^3.5.2",
+    "express": "^4.17.1",
+    "papaparse": "^5.3.1"
+  },
+  "devDependencies": {
+    "cors": "^2.8.5",
+    "eslint": "^7.30.0",
+    "eslint-config-airbnb-base": "^14.2.1",
+    "eslint-plugin-import": "^2.23.4"
+  },
+  "scripts": {
+    "serve": "node index.js"
+  },
+  "author": "",
+  "license": "ISC"
+}

frontend/.env.development

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+VUE_APP_BASE_URL="/"
+VUE_APP_AXIOS_BASE_URL="http://localhost:3000"

frontend/.env.production

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+VUE_APP_BASE_URL="/"
+VUE_APP_AXIOS_BASE_URL=""

frontend/.gitignore

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+.DS_Store
+node_modules
+/dist
+
+
+# local env files
+.env.local
+.env.*.local
+
+# Log files
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+
+# Editor directories and files
+.idea
+.vscode
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?

frontend/README.md

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+# csv2html
+
+## Project setup
+```
+npm install
+```
+
+### Compiles and hot-reloads for development
+```
+npm run serve
+```
+
+### Compiles and minifies for production
+```
+npm run build
+```
+
+### Lints and fixes files
+```
+npm run lint
+```
+
+### Customize configuration
+See [Configuration Reference](https://cli.vuejs.org/config/).

frontend/babel.config.js

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+module.exports = {
+  presets: [["@babel/preset-env", { modules: false }]],
+  plugins: [
+    [
+      "component",
+      {
+        libraryName: "element-ui",
+        styleLibraryName: "theme-chalk",
+      },
+    ],
+  ],
+};

frontend/jsconfig.json

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+{
+	"include": [
+		"./src/**/*"
+	]
+}

frontend/package.json

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+{
+  "name": "csv2html",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "serve": "vue-cli-service serve",
+    "build": "vue-cli-service build",
+    "lint": "vue-cli-service lint"
+  },
+  "dependencies": {
+    "axios": "^0.21.4",
+    "core-js": "^3.18.1",
+    "element-ui": "^2.15.6",
+    "gridmanager-vue": "^1.10.3",
+    "lodash": "^4.17.21",
+    "validator": "^13.6.0",
+    "vue": "^2.6.11",
+    "vue-axios": "^3.3.7",
+    "vue-lodash": "^2.1.2"
+  },
+  "devDependencies": {
+    "@babel/preset-env": "^7.15.6",
+    "@vue/cli-plugin-babel": "~4.5.0",
+    "@vue/cli-plugin-eslint": "~4.5.0",
+    "@vue/cli-service": "~4.5.0",
+    "babel-eslint": "^10.1.0",
+    "babel-plugin-component": "^1.1.1",
+    "eslint": "^6.7.2",
+    "eslint-plugin-html": "^6.2.0",
+    "eslint-plugin-vue": "^6.2.2",
+    "npm": "^7.24.1",
+    "vue-cli-plugin-element": "~1.0.1",
+    "vue-template-compiler": "^2.6.11"
+  },
+  "eslintConfig": {
+    "root": true,
+    "env": {
+      "node": true
+    },
+    "extends": [
+      "plugin:vue/essential",
+      "eslint:recommended"
+    ],
+    "parserOptions": {
+      "parser": "babel-eslint"
+    },
+    "rules": {}
+  },
+  "browserslist": [
+    "> 1%",
+    "last 2 versions",
+    "not dead"
+  ]
+}

frontend/public/index.html

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+<!DOCTYPE html>
+<html lang="">
+  <head>
+    <meta charset="utf-8" />
+    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
+    <meta name="viewport" content="width=device-width,initial-scale=1.0" />
+    <link rel="icon" href="<%= BASE_URL %>favicon.ico" />
+    <title><%= htmlWebpackPlugin.options.title %></title>
+    <style>
+      * {
+        font-family: "Helvetica Neue", Helvetica, "PingFang SC",
+          "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
+      }
+      body {
+        margin: 0;
+      }
+    </style>
+  </head>
+  <body>
+    <noscript>
+      <strong
+        >We're sorry but <%= htmlWebpackPlugin.options.title %> doesn't work
+        properly without JavaScript enabled. Please enable it to
+        continue.</strong
+      >
+    </noscript>
+    <div id="app"></div>
+    <!-- built files will be auto injected -->
+  </body>
+</html>

frontend/src/App.vue

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+<template>
+  <div>
+    <el-tabs type="border-card">
+      <el-tab-pane :key="i" v-for="(csv, i) in csvFiles" :label="csv">
+        <CSVTable :csv-file="csv" :paging="paging"></CSVTable>
+      </el-tab-pane>
+    </el-tabs>
+    <div class="options">
+      <el-checkbox v-model="paging">分页</el-checkbox>
+    </div>
+  </div>
+</template>
+
+<script>
+import CSVTable from "./components/CSVTable.vue";
+
+export default {
+  components: {
+    CSVTable,
+  },
+  data: function () {
+    return {
+      paging: true,
+      csvFiles: [],
+    };
+  },
+  created: function () {
+    this.axios.get("/files").then((response) => {
+      this.csvFiles = response.data;
+    });
+  },
+  mounted: function () {
+    if (localStorage.paging) {
+      this.paging = localStorage.paging == "true";
+    }
+  },
+  watch: {
+    paging: function () {
+      localStorage.paging = this.paging;
+    },
+  },
+};
+</script>
+
+<style scoped>
+.el-tabs {
+  box-sizing: border-box;
+  height: 100vh;
+}
+
+.el-tabs >>> .el-tabs__content {
+  padding: 0;
+}
+
+.options {
+  position: absolute;
+  right: 0;
+  top: 0;
+  height: 40px;
+  padding: 10px;
+  margin-right: 10px;
+}
+</style>

frontend/src/components/CSVTable.vue

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+<template>
+  <grid-manager
+    class="table"
+    v-if="ready"
+    :option="gridOption"
+    :key="renderKey"
+  ></grid-manager>
+</template>
+
+<script>
+export default {
+  props: {
+    csvFile: String,
+    paging: Boolean,
+  },
+  data: function () {
+    return {
+      ready: false,
+      columnData: {},
+      renderKey: 0,
+    };
+  },
+  computed: {
+    gridOption: function () {
+      return {
+        columnData: this.columnData,
+        ajaxData: `${this.axios.defaults.baseURL}/csv/${this.csvFile}`,
+        gridManagerName: this.csvFile,
+        supportCheckbox: false,
+        supportAjaxPage: this.paging,
+        supportMenu: false,
+        disableCache: false,
+        height: "100vh - 40px",
+        width: "100vw",
+      };
+    },
+  },
+  watch: {
+    paging: function () {
+      this.renderKey++;
+    },
+  },
+  created: function () {
+    this.axios.get(`/column/${this.csvFile}`).then((response) => {
+      for (let d of response.data) {
+        d.template = (val) => {
+          let escVal = this._.escape(val);
+          if (this.validator.isURL(val)) {
+            return `<el-link type="primary" href="${escVal}" target="_blank">${escVal}</el-link>`;
+          } else {
+            return escVal;
+          }
+        };
+      }
+      this.columnData = response.data;
+      this.ready = true;
+    });
+  },
+};
+</script>

frontend/src/main.js

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+import Vue from "vue";
+
+Vue.config.productionTip = false;
+
+import "./plugins/element.js";
+
+import GridManager from "gridmanager-vue";
+import "gridmanager-vue/css/gm-vue.css";
+Vue.use(GridManager);
+
+import axios from "axios";
+import VueAxios from "vue-axios";
+axios.defaults.baseURL = process.env.VUE_APP_AXIOS_BASE_URL;
+Vue.use(VueAxios, axios);
+
+import VueLodash from "vue-lodash";
+import lodash from "lodash";
+Vue.use(VueLodash, { name: "custom", lodash: lodash });
+
+import validator from "validator";
+Vue.prototype.validator = validator;
+
+import App from "./App.vue";
+
+new Vue({
+  render: (h) => h(App),
+}).$mount("#app");

frontend/src/plugins/element.js

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+import Vue from "vue";
+import { Tabs, TabPane, Link, Checkbox } from "element-ui";
+
+Vue.use(Tabs);
+Vue.use(TabPane);
+Vue.use(Link);
+Vue.use(Checkbox);

frontend/vue.config.js

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+module.exports = {
+  publicPath: process.env.VUE_APP_BASE_URL,
+  configureWebpack: {
+    resolve: {
+      alias: {
+        vue$: "vue/dist/vue.esm.js",
+      },
+    },
+  },
+};