处理请求参数 koa-bodyparser

INFO

引入该中间件之后，才可以正确获取到请求参数

安装

npm i koa-bodyparser

server.ts

import Koa from "koa";
import Router from "koa-router";
import cors from "koa2-cors";
import statics from "koa-static";
import path from "path";
import bodyParser from "koa-bodyparser";

import { host, port } from "./utils/utils";
import web from "./router/web";
import manage from "./router/manage";
import nomatch from "./router/nomatch";

const app = new Koa();
const router = new Router();

// Todo: if the path is '/*', the server will crash at lint 8
router.get("/", async (ctx) => {
  ctx.body = "Hello World!";
});

router.use("/web", web.routes(), web.allowedMethods());
router.use("/manage", manage.routes(), manage.allowedMethods());
router.use("/404", nomatch.routes(), nomatch.allowedMethods());

app.use(async (ctx, next) => {
  await next();
  if (ctx.status === 404) {
    ctx.response.redirect("/404");
  }
});

app.use(cors()); // 允许跨域
app.use(bodyParser());
app.use(router.routes()).use(router.allowedMethods());
app.use(statics(path.join(__dirname, "static")));

app.listen(port, () => {
  console.log(`Server running at ${host}:${port}`);
});