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| const babel = require('babel-standalone'); | |
| const fs = require('fs'); | |
| const express = require('express'); | |
| const app = express(); | |
| app.get('/*.jsx', function(req, res){ | |
| fs.readFile('.'+req.path, (err,data)=>{ | |
| res.send(babel.transform(data, {presets:['react']}).code); | |
| }); | |
| }); | |
| app.use(express.static('.')); | |
| app.listen(parseInt(process.argv[2])||3000, function () {console.log('server listening on', this.address().port);}); |
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| const {ObjectId} = require('mongodb'); | |
| const populate = (coll, _id) => // takes a collection then an id of the root objct returns this object fully nested | |
| coll.findOne({_id}) | |
| .then(function(o){ | |
| if (!o.children) return o; | |
| return Promise.all(o.children.map(i=>populate(coll,i))) | |
| .then(children=>Object.assign(o, {children})) | |
| }); | |
| function upsert(coll, o){ // takes object returns ids inserted | |
| if (o._id){// if there's an o._id update that doc, else insert | |
| const _id = ObjectId(o._id); | |
| delete o._id; | |
| if (o.children){ | |
| return Promise.all(o.children.map(i=>upsert(coll,i))) | |
| .then(children=>Object.assign(o, {children})) | |
| .then(o=>coll.updateOne({_id}, {$set: o}, {upsert:true})) | |
| .then(r=>r.matchedCount?_id:r.upsertedId); | |
| } else { | |
| return coll.updateOne({_id}, {$set: o}, {upsert:true}) | |
| .then(r=>r.matchedCount?_id:r.upsertedId); | |
| } | |
| } else { | |
| if (o.children){ | |
| return Promise.all(o.children.map(i=>upsert(coll,i))) | |
| .then(children=>Object.assign(o, {children})) | |
| .then(o=>coll.insertOne(o)) | |
| .then(r=>r.insertedId); | |
| } else { | |
| return coll.insertOne(o) | |
| .then(r=>r.insertedId); | |
| } | |
| } | |
| } | |
| module.exports = { | |
| populate, | |
| upsert, | |
| html: ({title='hello world', appMarkup='', styles=[], scripts=[], inject=''}) => | |
| `<!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>${title}</title> | |
| ${styles.map(url => `<link rel="stylesheet" type="text/css" href="${url}">`).join('\n')} | |
| </head> | |
| <body> | |
| <div id="app">${appMarkup}</div> | |
| ${scripts.map(url => `<script src="${url}"></script>`).join('\n')} | |
| ${inject} | |
| </body> | |
| </html>` | |
| } |
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