connect = require 'connect'
mime = require 'mime'
http = require 'http'
fs = require 'fs'
{print, print2} = require './live'
# Break if vis not installed
vis = require 'vis'
port = 8001
demoFromMakefile = (makefile) ->
nodes = []
edges = []
gathered = []
for target, deps of makefile.dag
if target not in gathered
gathered.push target
for dep in deps
if dep not in gathered
gathered.push dep
edges.push
from: dep
to: target
for node in gathered
nodes.push
id: node
label: ''
title: node
"""
Demo
"""
runDemoServer = (options) ->
{rootDir, makefile, callback} = options
app = connect()
app.use (req, res, next) ->
statusCode = 200
headers =
'Cache-Control': 'max-age=0, no-cache, no-store'
libFile = req.url.replace /^\/vis\/(.*)$/, '$1'
if libFile != req.url
body = fs.readFileSync "#{rootDir}/node_modules/vis/dist/#{libFile}"
headers['Content-Type'] = mime.lookup libFile
else if req.url == '/'
path = '/index.html'
body = demoFromMakefile(makefile)
headers['Content-Type'] = 'text/html'
else
statusCode = 404
body = ''
res.writeHead statusCode, headers
res.write body
res.end()
server = http.createServer(app).listen port, (err) ->
if err?
throw err
print "HTTP server listening on #{port}"
callback null, server
module.exports = {
runDemoServer: runDemoServer
demoFromMakefile: demoFromMakefile
}