gistfile1.coffee

getResponseObject = (context) ->
	# Later we could extend this to decide which ErrorResponse Object it should use
	# based on the given error instance
	if context instanceOf Error
		object = new ErrorResponse context
	else
		object = new SuccessResponse context

send = (request, response, context) ->
	object = getResponseObject context
	response.statusCode = object.statusCode
	# later we could do something like: if request.headers.accept = application/json
	return response.json object
	
sendAsync = (request, response) ->
	resultCallback = (error, result) ->
		# is there a shorter coffeescript syntax for this if, else ?
		if error
			context = error
		else 
			context = result
		return sendResponse request, response, context
	resultCallback

exports.get = (request, response) ->
	id = parseInt(request.params.id)
	if _.isNaN(id)
		return send request, response, new Error 'NoValidId'
	else
		labels.get id, sendAsync(request, response)
		

exports.post = (request, response) ->
	unless _.isObject(request.body)
		return send request, response, new Error "InvalidParamsName"
	labels.add request.body, sendAsync(request, response)