app.js

const Koa = require('koa');
const app = new Koa();
const views = require('koa-views');
const json = require('koa-json');
const onerror = require('koa-onerror');
const koaBody = require('koa-body');
const logger = require('koa-logger');
const path = require('path');

const index = require('./routes/index');
const users = require('./routes/users');
const article = require('./routes/article');
const category = require('./routes/category');
const recommend = require('./routes/recommend');
const login = require('./routes/login');
const upload = require('./routes/upload');

// error handler
onerror(app);

app.use(koaBody({
  multipart:true, // 支持文件上传
  // encoding:'gzip',
  // formidable:{
  //   uploadDir:path.join(__dirname,'public/upload/'), // 设置文件上传目录
  //   keepExtensions: true,    // 保持文件的后缀
  //   maxFieldsSize:2 * 1024 * 1024, // 文件上传大小
  // }
}));

app.use(json());
app.use(logger());
app.use(require('koa-static')(__dirname + '/public'));

app.use(views(__dirname + '/views', {
  extension: 'pug'
}));

// logger
app.use(async (ctx, next) => {
  const start = new Date();
  await next();
  const ms = new Date() - start;
  console.log(`${ctx.method} ${ctx.url} - ${ms}ms`)
});

// routes
app.use(index.routes(), index.allowedMethods());
app.use(users.routes(), users.allowedMethods());
app.use(article.routes(), article.allowedMethods());
app.use(category.routes(), category.allowedMethods());
app.use(recommend.routes(), recommend.allowedMethods());
app.use(login.routes(), login.allowedMethods());
app.use(upload.routes(), upload.allowedMethods());


// error-handling
app.on('error', (err, ctx) => {
  console.error('server error', err, ctx)
});

module.exports = app;