Copy a Gerrit link for querying CR And add a button to browse branch code

快捷浏览分支代码,快捷拷贝查询CR的链接,快捷选择cherry-pick的分支

Tính đến 07-07-2023. Xem phiên bản mới nhất.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

Bạn sẽ cần cài đặt một tiện ích mở rộng như Tampermonkey hoặc Violentmonkey để cài đặt kịch bản này.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Copy a Gerrit link for querying CR And add a button to browse branch code
// @namespace    http://tampermonkey.net/
// @version      0.5
// @description  快捷浏览分支代码,快捷拷贝查询CR的链接,快捷选择cherry-pick的分支
// @author       Jackie
// @match        https://gerrit.mot.com*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=mot.com
// @run-at       document-end
// @grant        GM.addStyle
// @grant        GM.setValue
// @grant        GM.getValue
// @grant        GM.log
// ==/UserScript==

(function() {
    'use strict';

    let action = ()=>{
        sleep(100).then(()=>{
            addButtons();
        });
    }
    //action();
    sleep(1000).then(()=>{
        let c = document.getElementById("gerrit_header");
        observeDOM(c, /*onAdd*/ action, /*onRemove*/ action);
    });
})();

const KEY_SUGGEST_BRANCH = "suggested_branches_";
let allSuggestBranches = ["mt-r1/bt", "mt-r2/bt", "mt-r3/bt"];

function addButtons() {
    console.log(`=======================addButtons`)
    let btnCopyCrQueryLink = createButton("CopyQueryLink");
    btnCopyCrQueryLink.onclick = () => {
        let msg = "CR not found!"
        let crDiv = document.getElementsByClassName("com-google-gerrit-client-change-CommitBox_BinderImpl_GenCss_style-text")[0];
        if(crDiv && crDiv.firstElementChild){
            msg = "https://gerrit.mot.com/#/q/" + crDiv.firstElementChild.text;
        }
        navigator.clipboard.writeText(msg);
        showSnackbar(msg);
    }
    let parent = document.getElementsByClassName("com-google-gerrit-client-change-ChangeScreen_BinderImpl_GenCss_style-infoLineHeaderButtons")[0];
    if(parent) {
        parent.appendChild(btnCopyCrQueryLink);
    }

    let btnBrowseBranch = createElement({
        name:"a",
        class:"com-google-gerrit-client-change-ChangeScreen_BinderImpl_GenCss_style-projectSettings",
        innerHTML: "Browse Branch"
    });
    btnBrowseBranch.target = `_blank`;

    let branchTd = document.querySelector('#change_infoTable > tbody > tr:nth-of-type(7) > td:nth-of-type(1)');
    let branchName = branchTd.firstChild.text;
    btnBrowseBranch.href = `https://gerrit.mot.com/plugins/gitiles/${getProjectName()}/+/refs/heads/${branchName}`;
    branchTd.appendChild(btnBrowseBranch);

    GM.getValue(KEY_SUGGEST_BRANCH + getProjectName(), []).then((it)=>{
        GM.log(`allSuggestBranches: ${it}`);
        allSuggestBranches = it;
    });
    let addSuggestBranchAction = ()=>{
        sleep(100).then(addSuggestBranchButtons);
    }
    observeDOM(document.body, /*onAdd*/ addSuggestBranchAction);
}

function addSuggestBranchButtons(readd){
    GM.addStyle(`.com-google-gerrit-client-change-ChangeScreen_BinderImpl_GenCss_style-label_user{
        margin: 3px;
    }`);
    let parent = getSuggestBranchParent(readd);
    if(parent){
        for (let branch of allSuggestBranches) {
            createBranchSuggestButton(branch, parent);
        }
        createAddSuggestButton(parent);
    }
}

function getSuggestBranchParent(readd) {
    let parent = document.querySelector('.gwt-DialogBox.commentedActionDialog .smallHeading');
    if(parent && parent.textContent && parent.textContent.startsWith('Cherry Pick to')){
        let div = document.getElementById('suggested_branches');
        if(div && readd){
            div.parentElement.removeChild(div);
        }
        if(!div){
            div = document.createElement('div');
            div.id = "suggested_branches";
            parent.appendChild(div);
        }
        return div;
    }
    return null;
}

function createAddSuggestButton(parent) {
    if(document.getElementById('addSuggestBranch')) return;
    let span = document.createElement('span');
    span.role = "listitem";
    span.id = 'addSuggestBranch';
    span.title = "Add Suggest branch";
    span.className="com-google-gerrit-client-change-ChangeScreen_BinderImpl_GenCss_style-label_user";
    span.innerText = '+';
    span.onclick = ()=>{
        let branchName = prompt('Branch Name', '');
        if(branchName){
            getBranchInput().value = branchName;
            addSuggestBranch(branchName);
            span.before(createBranchSuggestButton(branchName));
        }
    }
    parent.appendChild(span);
}

function removeSuggestBranch(branchName) {
    allSuggestBranches.removeByValue(branchName);
    GM.setValue(KEY_SUGGEST_BRANCH + getProjectName(), allSuggestBranches);
}

function addSuggestBranch(branchName) {
    allSuggestBranches.push(branchName);
    GM.setValue(KEY_SUGGEST_BRANCH + getProjectName(), allSuggestBranches);
}

function getProjectName(){
    return document.querySelector('#change_infoTable > tbody > tr:nth-of-type(6) > td:nth-of-type(1)').firstChild.text;
}

function createBranchSuggestButton(branchName, parent) {
    if(document.getElementById(branchName)) return;
    let span = document.createElement('span');
    span.role = "listitem";
    span.title = "Suggested branch";
    span.id = branchName;
    span.className="com-google-gerrit-client-change-ChangeScreen_BinderImpl_GenCss_style-label_user";
    span.innerText = branchName;
    span.onclick = ()=>{
        let branchInput = getBranchInput();
        branchInput.value = branchName;
    }
    let deleteButton = document.createElement('button');
    deleteButton.title = "Remove suggested branch"
    deleteButton.innerText = 'X';
    deleteButton.onclick = ()=>{
        removeSuggestBranch(branchName);
        GM.setValue(KEY_SUGGEST_BRANCH, allSuggestBranches);
        span.parentElement.removeChild(span);
    }
    span.appendChild(deleteButton);
    if(parent){
        parent.appendChild(span);
    }
    return span;
}

function getBranchInput() {
    return document.querySelector('.gwt-SuggestBox');
}

function showSnackbar(msg) {
    let snackbar = getSnackbar();
    snackbar.className = "show";
    setTimeout(function(){
        snackbar.className = snackbar.className.replace("show", "");
    }, 1500);
}

function getSnackbar() {
    let snackbar = document.getElementById('snackbar');
    if(!snackbar) {
        snackbar = document.createElement("div");
        snackbar.id="snackbar";
        snackbar.innerHTML="Copied succesfully"
        document.getElementsByClassName('screen')[0].appendChild(snackbar);
        GM.addStyle(`
      #snackbar {
  visibility: hidden;
  min-width: 250px;
  margin-left: -125px;
  background-color: #333;
  color: #fff;
  text-align: center;
  border-radius: 2px;
  padding: 16px;
  position: fixed;
  z-index: 1;
  left: 50%;
  top: 50px;
  font-size: 17px;
}

#snackbar.show {
  visibility: visible;
  -webkit-animation: fadein 0.5s, fadeout 0.5s 2.5s;
  animation: fadein 0.5s, fadeout 0.5s 2.5s;
}

@-webkit-keyframes fadein {
  from {top: 0; opacity: 0;}
  to {top: 50px; opacity: 1;}
}

@keyframes fadein {
  from {top: 0; opacity: 0;}
  to {top: 50px; opacity: 1;}
}

@-webkit-keyframes fadeout {
  from {top: 50px; opacity: 1;}
  to {top: 0; opacity: 0;}
}

@keyframes fadeout {
  from {top: 50px; opacity: 1;}
  to {top: 0; opacity: 0;}
}
    `);
    }
    return snackbar;
}

function createButton(text) {
    let button = createElement(
        {
            name:"button",
            class:"com-google-gerrit-client-change-ChangeScreen_BinderImpl_GenCss_style-highlight",
        }
    );
    button.type = "button";
    button.title = text;
    let div = document.createElement('div');
    div.innerHTML=text;
    button.appendChild(div);
    return button;
}

function createElement(info) {
    if(!info.name) return undefined;
    let element = document.createElement(info.name);
    if(info.innerHTML) element.innerHTML = info.innerHTML;
    if(info.class) {
        element.className = info.class;
    }
    return element;
}

function sleep (time) {
    return new Promise((resolve) => setTimeout(resolve, time));
}

Array.prototype.removeByValue = function (val) {
    for (var i = 0; i < this.length; i++) {
        if (this[i] === val) {
            this.splice(i, 1);
            i--;
        }
    }
    return this;
}

const observeDOM = (function () {
    let MutationObserver = window.MutationObserver || window.WebKitMutationObserver;
    let eventListenerSupported = window.addEventListener;

    return function (obj, onAddCallback, onRemoveCallback) {
        if (MutationObserver) {
            // define a new observer
            let mutationObserver = new MutationObserver(function (mutations, observer) {
                // if (mutations[0].addedNodes.length && onAddCallback != undefined) {
                onAddCallback();
                // }
            });
            // have the observer observe foo for changes in children
            mutationObserver.observe(obj, { attributes: true, childList: true, subtree: true });
        } else if (eventListenerSupported) {
            obj.addEventListener('DOMNodeInserted', onAddCallback, false);
        }
    };
})();