for aws lambda

notifyToSlack

import fetch from 'node-fetch';

export const toSlack = (event, context, callback) => {
    const {target, message} = event;
    if (!target || !message) {
        return callback(ex, 'Error');
    }

    const options = { headers: {'Content-Type': 'application/json'}, method: 'POST', body: JSON.stringify({text: message}) };
    return fetch(target, options)
        .then(res => res.json())
        .then(json => {
            callback(null, json);
            return json;
        })
        .catch(ex => {
            callback(ex, 'Error');
        });
};