// ==UserScript==
// @name         Bing Rewarder
// @namespace    bing
// @description  Search for 30 random words on bing to rack up reward points, just search bing once to start script
// @include      https://www.bing.com/*
// @version      1.3
// @updateURL    https://git.alexbcberio.com/alexbcberio/userscripts/raw/branch/main/bing-rewarder/index.js
// @downloadURL  https://git.alexbcberio.com/alexbcberio/userscripts/raw/branch/main/bing-rewarder/index.js
// @grant        GM.registerMenuCommand

// ==/UserScript==

GM.registerMenuCommand("Start searching", doSearch);

const urlSearchParams = new URLSearchParams(location.search);
const maxSearch = 30;
const wordMinLength = 4;
const wordMaxLength = 10;
const minWaitSecondsToSearch = 5;
const maxWaitSecondsToSearch = 10;

if (location.pathname === "/search") {
    newSearch();
}

function newSearch() {
    let brNum = urlSearchParams.get("brNum");

    if (brNum == null){
        brNum = 0;
    }
    brNum = parseInt(brNum) + 1;

    if (brNum > maxSearch){
        return false;
    }

    // timeout to help disguise this as being a script
    setTimeout(() => {
        doSearch(brNum);
    }, (Math.random() * maxWaitSecondsToSearch * 1e3) + minWaitSecondsToSearch * 1e3);
}

function doSearch(iteration = 0) {
    const wordLength = Math.floor((Math.random() * (wordMaxLength - wordMinLength)) + wordMinLength);
    const newQuery = createRandomWord(wordLength);

    if (location.pathname === "/") {
        const form = document.querySelector("form");
        const searchInput = form.querySelector("[name=q]");

        searchInput.value = newQuery;
        form.submit();
        return;
    }

    urlSearchParams.set("q", newQuery);
    urlSearchParams.set("brNum", iteration);

    location.search = urlSearchParams.toString();
}


// random word generator script, original source url
// http://james.padolsey.com/javascript/random-word-generator/
function createRandomWord(desiredLength) {
    var consonants = 'bcdfghjklmnpqrstvwxyz'.split(''),
        vowels = 'aeiou'.split(''),
        rand = function(limit) {
            return Math.floor(Math.random()*limit);
        },
        i, word='', length = parseInt(desiredLength,10);
    for (i=0;i<length/2;i++) {
        var randConsonant = consonants[rand(consonants.length)],
            randVowel = vowels[rand(vowels.length)];
        word += (i===0) ? randConsonant.toUpperCase() : randConsonant;
        word += i*2<length-1 ? randVowel : '';
    }
    return word;
}