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app.js
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app.js
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const Koa = require('koa')
const app = new Koa()
const json = require('koa-json')
const onerror = require('koa-onerror')
const bodyparser = require('koa-bodyparser')
const logger = require('koa-logger')
const cors = require('kcors')
const index = require('./routes/index')
// error handler
onerror(app)
app.use(
cors({
origin: ctx => ctx.header.origin,
optionsSuccessStatus: 200,
credentials: true // 是否带cookie
})
)
// middlewares
app.use(
bodyparser({
enableTypes: ['json', 'form', 'text']
})
)
app.use(json())
app.use(logger())
app.use(require('koa-static')(__dirname + '/public'))
// routes
app.use(index.routes(), index.allowedMethods())
// error-handling
app.on('error', (err, ctx) => {
console.error('server error', err, ctx)
})
module.exports = app