const Koa = require('koa')
const path = require('path')
const app = new Koa()
const views = require('koa-views')
const json = require('koa-json')
const onerror = require('koa-onerror')
const bodyparser = require('koa-bodyparser')
const logger = require('koa-logger')
const static = require('koa-static')
const session = require("koa-session2")

const store = require("./server/store/store")
const index = require('./server/routes/index')
const login = require('./server/routes/login')
const share = require('./server/routes/share')
const users = require('./server/routes/users')

// error handler
onerror(app)

// middlewares
app.use(bodyparser({
    enableTypes: ['json', 'form', 'text']
}))
app.use(logger())
app.use(static(
    path.join(__dirname, './static/public')
))

app.use(views(__dirname + '/static/views', {
    extension: 'ejs'
}))

// 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`)
})

// session
app.use(session({
    store: new store()
}))
// routes
app.use(index.routes(), index.allowedMethods())
app.use(login.routes(), login.allowedMethods())
app.use(share.routes(), share.allowedMethods())
app.use(users.routes(), users.allowedMethods())

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

module.exports = app