var email = "[email protected]" // input here the email of the client
var email_md5 = "e13743a7f1db7f4246badd6fd6ff54ff" // input here the email of the client hashed in md5 - if email is not available
var email_sha256_md5 = "000e3171a5110c35c69d060112bd0ba55d9631c7c2ec93f1840e4570095b263a" // input here the email of the client hashed in md5 than in sha256 - if md5 not availalble
var accountid = 11532 //input here your account id
var store_id = 17 // input here the store_id
var transaction_id = "tr123456" //input here the current transaction Id
var timestamp = "2017-06-02T12:24:10Z" //input here the timestamp of the time when the conversion happened / ISO 8601
var currency = "EUR" //input here the currency
var itemArray = [
        {
          "id" : "2015-02-12_aime la plagne_landry", // Product ID
          "price" : 23, // Price in partner currency
          "quantity" : 1 // Must be an integral number
        },
        {
          "id" : "otherprod5436",
          "price" : 102,
          "quantity" : 3
        }
      ]; // input here the array of product IDs, unit prices and quantity


//-----------------------------------------------------
// Do not modify below this point :
var http = new XMLHttpRequest();
var endpoint = "https://widget.criteo.com/m/event?apiKey=omnichannel_direct";
var body = {
  "id" :
  {
    // Email
    "email" :
    {
      "raw" : email
    }
  },
  // IP adress - set it to 127.0.0.1 if not applicable
  "ip" : "127.0.0.1",
  // Partner ID
  "account" : accountid,
  // Outlet type
  "site_type" : "instore",
  // Event array
  "events" : [
    // Sale event
    {
      "event" : "trackTransaction",
      "store_id" : store_id,
      "offline_sale_ingestion" : 1,
      "user_segment" : 17,
      "id" : transaction_id, // Transaction ID
      "timestamp" : timestamp, // UTC timestamp (ISO 8601 with explicit UTC timezone designator 'Z')
      "currency" : currency, // Optional override of the partner's default currency
      // Product array
      "item" : itemArray
    }
  ]
};
http.open("POST", endpoint, true);

//Send the proper header information along with the request
http.setRequestHeader("Content-type", "application/x-www-form-urlencoded");

http.onreadystatechange = function() {//Call a function when the state changes.
    if(http.readyState == 4 && http.status == 200) {
        alert(http.responseText);
    }
}
http.send(JSON.stringify(body));


// if necessary call this function to reformat the Item Array
function formatProducts(productsArray, nameofProductID = "id", nameofproductPrice = "price", nameofQuantity = "quantity") {
//declare the table that is going to be use in our tags
var products = [];
for (var i = 0; i < productsArray.length; i++) {
    products.push({

        //copy the id from your table, this is just an example :
        id: productsArray[i][nameofProductID],

        //copy the price from your table, this is just an example :
        price: productsArray[i][nameofproductPrice],

        //copy the quantity from your table, this is just an example
        quantity: productsArray[i][nameofQuantity]
    });
}
return products;
}