// ==UserScript==
// @name        Google & baidu Switcher (修改版)
// @namespace   http://tampermonkey.net/
// @author      ZeroCode
// @version     0.2
// @description 基于Google_baidu_Switcher_(ALL_in_One)修改，分别在百度和google的搜索结果页面增加搜索跳转按钮。
// @include      https://www.google.*
// @include      http://www.google.*
// @include      https://ipv6.google.*
// @include      http://ipv6.google.*
// @include      http://www.baidu.com/*
// @include      https://www.baidu.com/*
// @include      http://image.baidu.com/*
// @include      https://image.baidu.com/*
// @require      https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js

// @downloadURL none
// ==/UserScript==
(function() {
    'use strict';
    if(location.host.indexOf("baidu.com") > -1){
        baidu2google();
    }else if(location.host.indexOf(".google.") > -1){
        google2baidu();
    }
    function baidu2google() {
        $('.s_btn_wr').after('<div class="s_btn_wr bg" style="display:inline-block;margin-left:10px"><input type="button" id="google_search" value="Google一下" class="bg s_btn" ></div>');
        var s_url = "https://www.google.com/search?newwindow=1&hl=zh-CN&source=hp";
        if(getUrlParam("tn") == "baiduimage") {
            s_url = s_url + "&tbm=isch";
        }
        $('#google_search').on({
            click: function () {
                window.open(s_url + "&q=" + encodeURIComponent($('#kw').val()));
                return false;
            }
        });
    }
    function google2baidu(){
        //alert(location.host);
        $('#tsf').prepend('<div id="sfdiv_bd" style="display:inline-block;position:relative;height:0px;width:110px;right:-115px;\
top:0px;float:right;"><button id="bdyx" class="lsbb kpbb" style="width:120px;height:49px;margin-top:-2px;cursor:pointer;\
display: flex;border-radius: 8px;border: 1px solid #dfe1e5;box-shadow: none;border-radius: 24px;" type="button"><span \
class="sbico" id="bdyxss" style="color:#fff"><svg focusable="false" style="fill: #fff;" xmlns="http://www.w3.org/2000/svg"\
viewBox="0 0 24 24"><path d="M15.5 14h-.79l-.28-.27A6.471 6.471 0 0 0 16 9.5 6.5 6.5 0 1 0 9.5 16c1.61 0 3.09-.59 \
4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z">\
</path></svg></span><span id="bdyxwz" style="font-size:16px;">百度一下</span></button></div>');
        var s_url = "https://www.google.com/search?newwindow=1&hl=zh-CN&source=hp";
        $('#sfdiv_bd').on(
            "click", function(){
                var kw = $('input[name="q"]').val();
                //获取属性标签容错
                if ("undefined" == typeof (kw)) {
                    kw = getUrlParam("q");
                }
                var s_url = "https://www.baidu.com/s?ie=utf-8&rqlang=cn";
                if(getUrlParam("tbm") == "isch") s_url = "https://image.baidu.com/search/index?tn=baiduimage&ie=utf-8&rqlang=cn";
                window.open(s_url + "&wd=" + encodeURIComponent(kw));
                return false;
            }
        );
    }

    function getUrlParam(name) {
        //构造一个含有目标参数的正则表达式对象
        var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)");
        //匹配目标参数
        var r = window.location.search.substr(1).match(reg);
        //返回参数值
        if (r != null) return unescape(r[2]);
        return null;
    }
})();