// ==UserScript==
// @name         Google Shut Up!
// @namespace    http://tampermonkey.net/
// @version      0.1.7.2
// @description  try to take over the world!
// @author       You
// @include      /^https\:\/\/[a-z]*\.(google|youtube)\.[a-z]*/
// @grant        none
// @run-at       document-start
// @downloadURL none
// ==/UserScript==

(function() {
    console.log("Google Shut Up: Start");

    //https://stackoverflow.com/a/45956628----
    //youtube wtf events
    //new layout > 2017
    window.addEventListener("yt-navigate-finish", function(event) {
        window.dispatchEvent(new Event('locationchange'))
    });

    //old layout < 2017
    window.addEventListener("spfdone", function(e) {
        window.dispatchEvent(new Event('locationchange'))
    });

    function TryToTrueDismissLogin(){
        //to avoid the return of popup
        if(document.cookie.match(/CONSENT\=YES\+EN\.en\+V13\+BX/) !== null){
            if(localStorage.getItem("dismissed-login") === "pending" &&
                document.URL.match(/^https\:\/\/(accounts\.(google|youtube)\.com|www\.google\.com\/recaptcha)/i) === null){
                localStorage.setItem("dismissed-login", "true")
                console.log("Google Shut Up: dismissed-login: true");
                location.reload();
            } 
        }
    }

    window.addEventListener('locationchange', TryToTrueDismissLogin);

    //if cookie is unset then inject it
    if(document.cookie.match(/CONSENT\=YES\+EN\.en\+V13\+BX/) === null){
        //cookie injection
        document.cookie = "CONSENT=YES+EN.en+V13+BX; expires=Fri, 01 Jan 2038 00:00:00 GMT; domain="+document.URL.match(/^https\:\/\/[a-z]*\.((google|youtube)\.[\.a-z]*)/)[1]+"; path =/; Secure";
        //this prevent use of mutation observer
        if(document.URL.match(/^https\:\/\/www\.youtube\.com/i) !== null){
            console.log("Google Shut Up: dismissed-login: false");
            localStorage.setItem("dismissed-login","false");
        }
        //reload on accounts.google.com pages causes infinite loop
        if(document.URL.match(/^https\:\/\/(accounts\.(google|youtube)\.com|www\.google\.com\/recaptcha)/i) === null){
            //refresh page to avoid cookie's popup
            console.log("cookie refresh");
            location.reload();
        }
    } else {
        TryToTrueDismissLogin();
    }

    var ytdObserver = null;
    var videoObserver = null;
    var currentTime = 0;
    var waitToRun = 0;

    function dismissLoginRequest(){

        //Check if Observer intercepted the login popup
        if(document.querySelector("paper-dialog") !== null &&
           document.querySelector("paper-dialog>yt-upsell-dialog-renderer") !== null){
            console.log("Google Shut Up: waited "+waitToRun*20+" ms");
            var dismiss_button = document.getElementById("dismiss-button");
            //Optimistic click
            if(dismiss_button !== null){
                dismiss_button.click();

                //Pending because this is not the end
                console.log("Google Shut Up: dismissed-login: pending");
                localStorage.setItem("dismissed-login","pending");
                ytdObserver.disconnect();
            }
        } else {
            if(waitToRun < 4){
                waitToRun++;
                setTimeout(function(){dismissLoginRequest();},20);
            }
            return;
        }

        waitToRun = 0;

        var video = document.querySelector(".html5-video-container>video");
        if(video !== null &&
           video.paused === true){
            videoObserver.disconnect();
            //play again the video, I don't know how youtube stop it
            video.click();
            //restore last currentTime saved but it's not perferct
            video.currentTime = currentTime;
            currentTime = 0;
        }
    }

    window.addEventListener("load",function(){
        //this workaround is for youtube only because it asks to login
        if(document.URL.match(/^https\:\/\/www\.youtube\.com/i) !== null){
            //check if there is nothing to do
            if(localStorage.getItem("dismissed-login") === null ||
               localStorage.getItem("dismissed-login") === "false"){
                console.log("Google Shut Up: waiting login popup");
                //Observe page's mutation to intercept login popup
                ytdObserver = new MutationObserver(dismissLoginRequest);
                ytdObserver.observe(
                    document.querySelector("ytd-app"),
                    {childList: true}
                );

                //Observe player mutation because when youtube ask to login reset player currentTime
                //this solution is not perfect but it seems to work
                if(document.querySelector(".html5-video-player") !== null){
                    videoObserver = new MutationObserver(function(){
                        var videoCurrentTime = document.querySelector(".html5-video-container>video").currentTime;
                        currentTime = (videoCurrentTime > currentTime) ? videoCurrentTime : currentTime;
                    });
                    videoObserver.observe(
                        document.querySelector(".html5-video-player"),
                        {attributes: true}
                    );
                }
            }else{
                console.log("Google Shut Up: nothing to do here");
            }
        }
    },{once:true});


    //This part is useless now but I maintain it as comment for further needed
    //commented because if script fails you can still manually allow cookies and dismiss login popup
    //var style = document.createElement("style");
    //style.innerHTML = "#lb, iron-overlay-backdrop.opened[style^='z-index:'], ytd-consent-bump-lightbox[id='consent-bump']/*,paper-dialog.style-scope.ytd-popup-container[style*='z-index:']*/{display: none !important}";
/*
    if(document.URL.match(/https\:\/\/www\.youtube\.com/i) === null){
        style.innerHTML += "html{overflow-y: scroll !important}";
    }

    var headCheckInterval = window.setInterval( function (){
        if(document.head !== null){
            window.clearInterval(headCheckInterval);
            //no more needed
            //document.head.appendChild(style);
        }
    }, 20);
*/

})();