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ChangeSender

change the gmail sender.

// ==UserScript==
// @name         ChangeSender
// @namespace    http://tampermonkey.net/
// @version      0.8
// @description  change the gmail sender.
// @author       Planck0591
// @license      MIT
// @match        https://mail.google.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=tampermonkey.net
// @grant        none
// @require      https://code.jquery.com/jquery-3.5.1.min.js#sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0=
// ==/UserScript==

(function() {
    'use strict';

    // Your code here...
    $(function() {
        $('body').prepend('<style>.setting_icon {width: 24px; height: 24px; ' +
                          'background: url(\'' +
                          'data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--! Font Awesome Pro 6.0.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license (Commercial License) Copyright 2022 Fonticons, Inc. --><path d="M495.9 166.6C499.2 175.2 496.4 184.9 489.6 191.2L446.3 230.6C447.4 238.9 448 247.4 448 256C448 264.6 447.4 273.1 446.3 281.4L489.6 320.8C496.4 327.1 499.2 336.8 495.9 345.4C491.5 357.3 486.2 368.8 480.2 379.7L475.5 387.8C468.9 398.8 461.5 409.2 453.4 419.1C447.4 426.2 437.7 428.7 428.9 425.9L373.2 408.1C359.8 418.4 344.1 427 329.2 433.6L316.7 490.7C314.7 499.7 307.7 506.1 298.5 508.5C284.7 510.8 270.5 512 255.1 512C241.5 512 227.3 510.8 213.5 508.5C204.3 506.1 197.3 499.7 195.3 490.7L182.8 433.6C167 427 152.2 418.4 138.8 408.1L83.14 425.9C74.3 428.7 64.55 426.2 58.63 419.1C50.52 409.2 43.12 398.8 36.52 387.8L31.84 379.7C25.77 368.8 20.49 357.3 16.06 345.4C12.82 336.8 15.55 327.1 22.41 320.8L65.67 281.4C64.57 273.1 64 264.6 64 256C64 247.4 64.57 238.9 65.67 230.6L22.41 191.2C15.55 184.9 12.82 175.3 16.06 166.6C20.49 154.7 25.78 143.2 31.84 132.3L36.51 124.2C43.12 113.2 50.52 102.8 58.63 92.95C64.55 85.8 74.3 83.32 83.14 86.14L138.8 103.9C152.2 93.56 167 84.96 182.8 78.43L195.3 21.33C197.3 12.25 204.3 5.04 213.5 3.51C227.3 1.201 241.5 0 256 0C270.5 0 284.7 1.201 298.5 3.51C307.7 5.04 314.7 12.25 316.7 21.33L329.2 78.43C344.1 84.96 359.8 93.56 373.2 103.9L428.9 86.14C437.7 83.32 447.4 85.8 453.4 92.95C461.5 102.8 468.9 113.2 475.5 124.2L480.2 132.3C486.2 143.2 491.5 154.7 495.9 166.6V166.6zM256 336C300.2 336 336 300.2 336 255.1C336 211.8 300.2 175.1 256 175.1C211.8 175.1 176 211.8 176 255.1C176 300.2 211.8 336 256 336z"/></svg>' +
                          '\');' +
                          '} </style>');

        function insert_replace_icon(){
            var length = $("#cv__cntbt > div.Hl").children().length;
            if (length == 8) {
                $("#cv__cntbt > div.Hl > div:nth-child(1)").before(
                    '<div class="Gl d Pp Ze nm Cl kl" role="button"><div class="il d setting_icon"></div></div>'
                );
            }
        }

        function replace_sender_mail() {
            var id = $('div.og').attr('id').split('_')[1];
            if ($("#cvcstrecipexp_" + id + " > div.hf").css('visibility') == 'hidden') {
                $("#cvcshowdet_" + id).click();
                if ($("#cvcfullmsg_" + id + " > div.Gl.d.sh.fh > div.qg > div.uh.hf > span").text() == 'Jonathan Tucker via Apple') {
                    $("#cvcstrecipexp_" + id + " > div.hf > span").text('just_for_you@giftcards.apple.com');
                }
            }
        }
       
        setInterval(replace_sender_mail, 300);

        $('body').on('click', '.setting_icon', function() {
            var id = $('div.og').attr('id').split('_')[1];
            $("#cvcfullmsg_"+ id + " > div.Gl.d.sh.fh > div.qg > div.jh > div").text('J');
            $("#cvcshowdet_" + id).click();
            $("#cvcfullmsg_" + id + " > div.Gl.d.sh.fh > div.qg > div.uh.hf > span").text('Jonathan Tucker via Apple');
            $("#cvcstrecipexp_" + id + " > div.hf > span").text('just_for_you@giftcards.apple.com');
        });
    }); 

})();