local http = require('http');
local fs = require('fs');
local JSON= require('json')
local server = http.createServer(function (req, res) 
	getTitles(res);
end
):listen(8080);
print('Server running at http://127.0.0.1:8080/')

function getTitles(res) 
	fs.readFile('./titles.json', 
	function (err, data) 
		print(data)
		if (err) then
			hadError(err, res);
		else 
			getTemplate(JSON.parse(data), res);
		end
	end )
end

function getTemplate(titles, res) 
	fs.readFile('./template.html', function (err, data) 
		if (err) then
			hadError(err, res);
		else 
			formatHtml(titles, data, res);
		end
	end)
end
function formatHtml(titles, tmpl, res) 
	--p(titles)
	local str=table.concat(titles,'</li><li>')
	--p(str, type(str), type(tmpl))
	local html = tmpl:gsub('%%', str);
	--p(html)
	res:writeHead(200, {['Content-Type']= 'text/html'});
	res:finish(html);
end
function hadError(err, res) 
	print(err);
	res:finish('Server Error');
end