Спискок всех каналов слака

slack-channels.js

function getChannelsList(callback) {
	var url = 'https://slack.com/api/channels.list?token=' + authToken + '&exclude_archived=1';
	request.get(url, function (error, httpResponse, body) {
		if (error) {
			callback(null, error);
		}
		var response = JSON.parse(body);
		var channels = response.channels.map(function (channel) {
			return {
				id: channel.id,
				name: channel.name,
				purpose: channel.purpose.value
			}
		});
		callback(channels);
	});
}
​
​
app.post('/', function (request, response) {
	var email = request.body.email;
	var channels = request.body.channels;
	
		getChannelsList(function (channels, error) {
			if (error) {
				response.render('pages/error', {
					error: getMessage(error)
				});
			} else {
				response.render('pages/channels', {
					email: email,
					channels: channels
				});
			}	
		});
});