93 lines
1.4 KiB
JavaScript
93 lines
1.4 KiB
JavaScript
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/**
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* Module dependencies.
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*/
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var render = require('./lib/render');
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var logger = require('koa-logger');
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var route = require('koa-route');
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var views = require('co-views');
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var koa = require('../..');
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var app = koa();
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// "database"
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var posts = [];
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// middleware
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app.use(logger());
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// route middleware
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app.use(route.get('/', list));
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app.use(route.get('/post/new', add));
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app.use(route.get('/post/:id', show));
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app.use(route.post('/post', create));
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// route definitions
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/**
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* Post listing.
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*/
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function *list() {
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this.body = yield render('list', { posts: posts });
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}
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/**
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* Show creation form.
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*/
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function *add() {
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this.body = yield render('new');
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}
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/**
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* Show post :id.
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*/
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function *show(id) {
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var post = posts[id];
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if (!post) this.throw(404, 'invalid post id');
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this.body = yield render('show', { post: post });
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}
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/**
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* Create a post.
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*/
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function *create() {
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var post = yield parse(this);
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var id = posts.push(post) - 1;
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post.created_at = new Date;
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post.id = id;
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this.redirect('/');
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}
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// TODO: use a lib...
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var qs = require('querystring');
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function parse(ctx) {
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return function(done){
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var buf = '';
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var req = ctx.req;
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req.setEncoding('utf8');
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req.on('data', function(chunk){ buf += chunk });
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req.on('end', function(){
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try {
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done(null, qs.parse(buf));
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} catch (err){
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err.body = buf;
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err.status = 400;
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done(err);
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}
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});
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}
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}
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// listen
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app.listen(3000);
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