"use-strict";

const request = require("request-promise");
exports.handler = (event, context, callback) => {
    const attaches = event.Records.map(evt => {
        return {
            "fallback":`Notification from mbj-newdwh2021 AWS: ${evt.EventSubscriptionArn}`,
            "pretext":`Notification from mbj-newdwh2021 AWS: ${evt.EventSubscriptionArn}`,
            "color":"#0000D0",
            "fields":[
                {
                    "title": `${evt.Sns.Subject}`,
                    "value": `${evt.Sns.Timestamp}: ${evt.Sns.Message} (MessageId: ${evt.Sns.MessageId})`,
                    "short": false
                }
            ]
        };
    });
    request({
        method: "POST",
        url: process.env.webhookurl,
        body: {
            attachments: attaches
            
        },
        json: true
    }).then((body => {
        callback(null, `Request succeed. ${body}`);
    })).catch((err) => {
        callback("failed to request to slack.", {
           result: "ERROR",
           event: event,
           cause: `request failed. ${err}.`
        });
    })
    
};