// ==UserScript==
// @name         显示主办意见
// @namespace    http://tampermonkey.net/
// @version      0.2
// @description  try to take over the world!
// @author       You
// @match        http://dzgw.zhbg.kjt.gx.gov/dist/*
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        none
// @run-at       document-end
// ==/UserScript==

(function() {
    'use strict';

    if (window.location.href.indexOf("http://dzgw.zhbg.kjt.gx.gov/dist/#/forms/wd25/wd25formopinion") < 0){
        //如果不是会签会办意见页面就直接返回
        return null;
    }
    // 延迟1秒设置数据劫持函数
    setTimeout(setProxy, 200);
    // 数据劫持函数
    function setProxy(){

        if (getHuibanHuiqianItem()){
            //如果查找到会办会签标签，下载docguid信息
            let httpRequest = new XMLHttpRequest();
            httpRequest.open('POST', 'http://dzgw.zhbg.kjt.gx.gov/bgtoa/rest/handleframehbaction/getDataBean?isCommondto=true&action2rest=true&myScript=ShowZhuban', true); //使用myScript=ShowZhuban标记插件的调用
            httpRequest.setRequestHeader("Content-type","application/x-www-form-urlencoded");
            let params = {inboxGuid:getQueryString('inboxGuid'), outboxGuid:getQueryString('outboxGuid'),rowGuid:getQueryString('rowGuid'),fileType:getQueryString('filetype')};
            httpRequest.send("params=" + JSON.stringify(params) + '&cmdParams=%5B%5D');
            httpRequest.onreadystatechange = function () {
                if (httpRequest.readyState == 4 && httpRequest.status == 200) {
                    let data = JSON.parse(httpRequest.responseText);
                    downLoadwdtype(data.custom.docguid);
                }
            };
        }else
        {
            setTimeout(setProxy, 200);
        }
    }

    function downLoadwdtype(docguid){
        //根据docguid下载wdtype，然后下载主办意见
        let httpRequest = new XMLHttpRequest();
        httpRequest.open('POST', 'http://dzgw.zhbg.kjt.gx.gov/bgtoa/rest/handleframeaction/getDataBean?isCommondto=true&action2rest=true&myScript=ShowZhuban', true); //第二步：打开连接
        httpRequest.setRequestHeader("Content-type","application/x-www-form-urlencoded");
        let params = {guid:docguid, count:"1"};
        httpRequest.send("params=" + JSON.stringify(params));
        httpRequest.onreadystatechange = function () {
            if (httpRequest.readyState == 4 && httpRequest.status == 200) {
                let data = JSON.parse(httpRequest.responseText);
                downLoadZhuban(docguid, data.custom.wdtype);
           }
        };
    }

    function downLoadZhuban(docguid, wdtype){
        //根据docguid下载主办意见，主办意见保存在数据的niban和hg字段中
        let httpRequest = new XMLHttpRequest();
        if (wdtype == 24){
            httpRequest.open('POST', 'http://dzgw.zhbg.kjt.gx.gov/bgtoa/rest/wd24form1action/getDataBean?isCommondto=true&action2rest=true&myScript=ShowZhuban', true); //第二步：打开连接
        }else{
            httpRequest.open('POST', 'http://dzgw.zhbg.kjt.gx.gov/bgtoa/rest/wd25form2action/getDataBean?isCommondto=true&action2rest=true&myScript=ShowZhuban', true); //第二步：打开连接
        }
        httpRequest.setRequestHeader("Content-type","application/x-www-form-urlencoded");
        let params = {guid:docguid, archivefiletypeguid:""};
        httpRequest.send("params=" + JSON.stringify(params));
        httpRequest.onreadystatechange = function () {
            if (httpRequest.readyState == 4 && httpRequest.status == 200) {
                let opinion = getOpinionItem();
                //生成主办意见页面元素
                let data = JSON.parse(httpRequest.responseText);
                let item = document.createElement('div');
                if(opinion){
                    //如果有区域处意见就将主办意见隐藏
                    item.innerHTML = "<details><summary data-v-7157c1e2 class=\"div_title\">主办意见：</summary><div style=\"white-space: pre-wrap;\">" + data.custom.niban + "</div><div style=\"white-space: pre-wrap;\">" + data.custom.hg + "</div></details><HR>";
                }else{
                    item.innerHTML = "<details open><summary data-v-7157c1e2 class=\"div_title\">主办意见：</summary><div style=\"white-space: pre-wrap;\">" + data.custom.niban + "</div><div style=\"white-space: pre-wrap;\">" + data.custom.hg + "</div></details><HR>";
                }
                //将主办意见页面元素插入到会办会签元素前面
                let t = getHuibanHuiqianItem().parentNode;
                t.parentNode.insertBefore(item, t);

                //将区域处意见移动到最前面

                if(opinion){
                    let table = opinion.parentNode.parentNode.parentNode;
                    if (opinion.parentNode.parentNode != table.firstChild){
                        table.insertBefore(opinion.parentNode.parentNode, table.firstChild);
                    }
                }
           }
        };
    }

    //在页面中查找区域处意见元素
    function getOpinionItem(){
        let xpathExpression = '//li[@class="opinion-item"]/div/span[contains(text(),"成果转化与区域创新处")]';
        let result = document.evaluate(xpathExpression, document, null, XPathResult.ANY_TYPE, null);
        return result.iterateNext();
    }

    //根据页面URL查找返回“会办意见：”或“会签意见”的网页元素
    function getHuibanHuiqianItem(){
        let opinon = getHuibanHuiqianTypeString();
        let xpathExpression = "//a[contains(text(),'" + opinon + "')]";
        let result = document.evaluate(xpathExpression, document, null, XPathResult.ANY_TYPE, null);
        return result.iterateNext();
    }


    //根据页面URL返回“会办意见：”或“会签意见”
    function getHuibanHuiqianTypeString(){
        return getQueryString('filetype') + "意见：";
    }

    //返回页面URL中的参数
    function getQueryString(name) {
        var reg = new RegExp('(^|&)' + name + '=([^&]*)(&|$)', 'i');
        var r = window.location.href.substr(1).match(reg);
        if (r != null) {
            return decodeURI(r[2]);
    }
    return null;
}

})();