const scrapTheItems = require("./scrapTheItems");
const convertToDate = require("./convertToDate");
const AWS = require('aws-sdk');
AWS.config.update({region: 'eu-central-1'});


async function sendNotification(marketAlert) {
  const { id, email, olx_url } = marketAlert;
  let url =
    "https://www.olx.ba/pretraga?" + olx_url + "&sort_order=desc&sort_po=datum";
  let newItems = await scrapTheItems(url);
  let lastDate = newItems.length && newItems[0].date;
  let message =
    newItems.length &&
    newItems.reduce(
      (mes, item) => mes + `<strong>${item.url} i  ${item.price}</strong>`,
      ""
    );

  // Create sendEmail params
  const params = {
    Destination: { /* required */
      CcAddresses: [
      ],
      ToAddresses: [
        email
      ]
    },
    Message: { /* required */
      Body: { /* required */
        Html: {
         Charset: "UTF-8",
         Data: message
        },
        Text: {
         Charset: "UTF-8",
         Data: message // TODO: convert to text
        }
       },
     Subject: {
      Charset: 'UTF-8',
      Data: 'Javimi alert'
     }
    },
    Source: 'info@saburly.com', /* required */
    ReplyToAddresses: [
       'info@saburly.com',
    ],
  };

  if (message) {
    const sendPromise = new AWS.SES({apiVersion: '2010-12-01'}).sendEmail(params).promise();
    await sendPromise;
    return { id, date: String(convertToDate(lastDate)) };
  }
}

module.exports = sendNotification;