sfOpportunity.js

let date = new Date();
let dateString = '';
let name = '';
let opportunityNameField;

dateString = date.getFullYear();
dateString += '-' + (date.getMonth() + 1);
dateString += '-' + date.getDate();
dateString += ' ' + date.getHours();
dateString += ':' + date.getMinutes();
dateString += ':' + date.getSeconds();

bookmarkletUser = localStorage.getItem("bookmarklet-user");
if (bookmarkletUser == null) {
    bookmarkletUser = prompt("What name do you want to put in all your test orders?");
    localStorage.setItem("bookmarklet-user", bookmarkletUser);
}

name = "TEST " + bookmarkletUser + " " + dateString;

// Set the opportunity name field
opportunityNameField = document.querySelector("#opp3");
opportunityNameField.value = name;

// Set the account name field
opportunityAccountField = document.querySelector("#opp4");
opportunityAccountField.value = "3 little monkeys";

// Set the close date field by clicking on the date
closeDateField = document.querySelector("span.dateInput:nth-child(2) > span:nth-child(2) > a:nth-child(1)");
closeDateField.click();

// Set the stage field
stageField = document.querySelector("#opp11");
stageField.value = "Closed Won";

// Set the type field
typeField = document.querySelector("#opp5");
typeField.value = "Existing Business";

// Set the lead source field
leadSourceField = document.querySelector("#opp6");
leadSourceField.value = "Current Client";