var koa = require('koa');
var middlewares = require('koa-middlewares');
var router = middlewares.router();

var app = koa();

router.get('/', function *(){
  this.body = 'hello koa-middlewares';
});

app.use(middlewares.bodyParser());
app.use(middlewares.conditional());
app.use(middlewares.etag());
app.use(middlewares.compress());
middlewares.csrf(app);
app.use(router.routes());
app.use(router.allowedMethods());

app.listen(7001);

app.use(middlewares.bodyParser({
  limit: '10mb'
}));

app.use(function *(next) {
  var postBody = this.request.body;
});

middlewares.csrf(app);
app.use(function *checkCsrf(next) {
  if (this.method === 'GET' ||
      this.method === 'HEAD' ||
      this.method === 'OPTIONS') {
    return yield *next;
  }

  this.assertCsrf();
  yield next;
});

middlewares.render(app, {
  root: path.join(__dirname, 'view')
});

app.use(function *() {
  yield this.render('page.html', {foo: 'bar'});
});

app.use(middlewares.conditional());
app.use(middlewares.etag());

app.use(middlewares.favicon());

middlewares.jsonp(app);

app.use(function* () {
  this.jsonp = {foo: 'bar'};
});

app.use(middlewares.logger());

app.use(middlewares.cookieSession());

app.use(middlewares.session({
  store: middlewares.RedisStore(),
  defer: true
}));

app.use(function *() {
  var session = yield this.session;
  session.foo = 'bar';
  this.body = this.session.foo;
});

var router = middlewares.router();

router.get('/', function *() {
  this.body = 'Hello koa-router';
});

app.use(router.routes());
app.use(router.allowedMethods());

var users = new middlewares.Resource('users');
app.use(users.middleware());

app.get('/users', function *() {
  this.body = [{name: 'Lee'}, {name: 'Han'}];
});

app.use(middlewares.rewrite('/js/*', '/public/assets/js/$1'));

var microtime = require('microtime');
app.use(middlewares.rt({
  timer: microtime
}));

app.use(middlewares.staticCache(path.join(__dirname, 'public'), {
  buffer: true,
  maxAge: 60 * 60 * 24 * 7,
  dir: path.join(rootdir, 'public')
}));

var app = koa()
app.use(compress({
  threshold: 2048,
  flush: require('zlib').Z_SYNC_FLUSH
}))

var app = koa()
onerror(app);