var tree = require('markdown-tree')

var cheerio = require('cheerio')

var marked = require('marked')

var unhtml = require('unhtml')

var path = require('path')

var fs = require('fs')

console.error()

console.error('extracting examples')

var examples = tree(

fs.readFileSync(path.join(__dirname, 'examples.md'), 'utf8')

).children[0]

.children

.map(function(example, i) {

var tokens = example.tokens.slice()

tokens.links = {}

var thumb = 'default.jpg'

var $ = cheerio.load(

marked.Parser.parse(tokens)

)

$('img').each(function(i, img) {

var $img = $(img)

thumb = $img.attr('src')

$img.parent().remove()

})

var html = $.html()

var head = cheerio.load(marked(example.text))

var link = head('a')

var feat = !!head('em').length

var name = link.text()

console.error('*', name)

return {

name: name

, link: link.attr('href')

, desc: feat && html.trim() || ''

, thumb: thumb

, featured: feat

, i: i

}

})

.sort(function(a, b) {

if (a.featured) return -1

if (b.featured) return +1

return a.i - b.i

})

fs.writeFileSync(__dirname + '/../build/examples.json'

, JSON.stringify(examples, null, 2)

)