abapGit/src/zabapgit_js_common.w3mi.data.js
2018-07-01 16:47:28 +02:00

543 lines
17 KiB
JavaScript

/**********************************************************
* ABAPGIT JS function library
**********************************************************/
/**********************************************************
* Polyfills
**********************************************************/
// Bind polyfill (for IE7), taken from https://developer.mozilla.org/
if (!Function.prototype.bind) {
Function.prototype.bind = function(oThis) {
if (typeof this !== "function") {
throw new TypeError("Function.prototype.bind - subject is not callable");
}
var aArgs = Array.prototype.slice.call(arguments, 1),
fToBind = this,
fNOP = function() {},
fBound = function() {
return fToBind.apply(this instanceof fNOP
? this
: oThis,
aArgs.concat(Array.prototype.slice.call(arguments)));
};
if (this.prototype) {
fNOP.prototype = this.prototype;
}
fBound.prototype = new fNOP();
return fBound;
};
}
/**********************************************************
* Common functions
**********************************************************/
// Output text to the debug div
function debugOutput(text, dstID) {
var stdout = document.getElementById(dstID || "debug-output");
var wrapped = "<p>" + text + "</p>";
stdout.innerHTML = stdout.innerHTML + wrapped;
}
// Create hidden form and submit with sapevent
function submitSapeventForm(params, action, method) {
var form = document.createElement("form");
form.setAttribute("method", method || "post");
form.setAttribute("action", "sapevent:" + action);
for(var key in params) {
var hiddenField = document.createElement("input");
hiddenField.setAttribute("type", "hidden");
hiddenField.setAttribute("name", key);
hiddenField.setAttribute("value", params[key]);
form.appendChild(hiddenField);
}
document.body.appendChild(form);
form.submit();
}
// Set focus to a control
function setInitialFocus(id) {
document.getElementById(id).focus();
}
// Submit an existing form
function submitFormById(id) {
document.getElementById(id).submit();
}
// JS error stub
function errorStub(event) {
var element = event.target || event.srcElement;
var targetName = element.id || element.name || "???";
alert("JS Error, please log an issue (@" + targetName + ")");
}
// confirm JS initilization
function confirmInitialized() {
var errorBanner = document.getElementById("js-error-banner");
if (errorBanner) {
errorBanner.style.display = "none";
}
debugOutput("js: OK"); // Final final confirmation :)
}
/**********************************************************
* Performance utils (for debugging)
**********************************************************/
var gPerf = [];
function perfOut(prefix) {
var totals = {};
for (var i = gPerf.length - 1; i >= 0; i--) {
if (!totals[gPerf[i].name]) totals[gPerf[i].name] = {count: 0, time: 0};
totals[gPerf[i].name].time += gPerf[i].time;
totals[gPerf[i].name].count += 1;
}
var keys = Object.keys(totals);
for (var i = keys.length - 1; i >= 0; i--) {
console.log(prefix
+ " " + keys[i] + ": "
+ totals[keys[i]].time.toFixed(3) + "ms"
+ " (" + totals[keys[i]].count.toFixed() +")");
}
}
function perfLog(name, startTime) {
gPerf.push({name: name, time: window.performance.now() - startTime});
}
function perfClear() {
gPerf = [];
}
/**********************************************************
* TAG PAGE Logic
**********************************************************/
// somehow only functions on window are visible for the select tag
window.onTagTypeChange = function(oSelectObject){
var sValue = oSelectObject.value;
submitSapeventForm({ 'type': sValue }, "change_tag_type", "post");
}
/**********************************************************
* Repo Overview Logic
**********************************************************/
// somehow only functions on window are visible for the select tag
window.onOrderByChange = function(oSelectObject){
var sValue = oSelectObject.value;
submitSapeventForm({ 'orderBy': sValue }, "change_order_by", "post");
}
window.onDirectionChange = function(oSelectObject){
var sValue = oSelectObject.value;
submitSapeventForm({ 'direction': sValue }, "direction", "post");
}
/**********************************************************
* STAGE PAGE Logic
**********************************************************/
// Stage helper constructor
function StageHelper(params) {
this.pageSeed = params.seed;
this.formAction = params.formAction;
this.choiseCount = 0;
this.lastSearchValue = "";
// DOM nodes
this.dom = {
stageTab: document.getElementById(params.ids.stageTab),
commitBtn: document.getElementById(params.ids.commitBtn),
commitAllBtn: document.getElementById(params.ids.commitAllBtn),
objectSearch: document.getElementById(params.ids.objectSearch),
fileCounter: document.getElementById(params.ids.fileCounter)
};
// Table columns (autodetection)
this.colIndex = this.detectColumns();
this.filterTargets = ["name", "user"];
// Constants
this.HIGHLIGHT_STYLE = "highlight";
this.STATUS = {
add: "A",
remove: "R",
ignore: "I",
reset: "?",
isValid: function (status) { return "ARI?".indexOf(status) == -1; }
};
this.TEMPLATES = {
cmdReset: "<a>reset</a>",
cmdLocal: "<a>add</a>",
cmdRemote: "<a>ignore</a><a>remove</a>"
};
this.setHooks();
}
// Hook global click listener on table, load/unload actions
StageHelper.prototype.setHooks = function() {
this.dom.stageTab.onclick = this.onTableClick.bind(this);
this.dom.commitBtn.onclick = this.submit.bind(this);
this.dom.objectSearch.oninput = this.onSearch.bind(this);
this.dom.objectSearch.onkeypress = this.onSearch.bind(this);
window.onbeforeunload = this.onPageUnload.bind(this);
window.onload = this.onPageLoad.bind(this);
}
// Detect column index
StageHelper.prototype.detectColumns = function() {
var dataRow = this.dom.stageTab.tBodies[0].rows[0];
var colIndex = {};
for (var i = dataRow.cells.length - 1; i >= 0; i--) {
if (dataRow.cells[i].className) colIndex[dataRow.cells[i].className] = i;
}
return colIndex;
}
// Store table state on leaving the page
StageHelper.prototype.onPageUnload = function() {
if (!window.sessionStorage) return;
var data = this.collectData();
window.sessionStorage.setItem(this.pageSeed, JSON.stringify(data));
}
// Re-store table state on entering the page
StageHelper.prototype.onPageLoad = function() {
var data = window.sessionStorage && JSON.parse(window.sessionStorage.getItem(this.pageSeed));
this.iterateStageTab(true, function (row) {
var status = data && data[row.cells[this.colIndex["name"]].innerText];
this.updateRow(row, status || this.STATUS.reset);
});
this.updateMenu();
debugOutput("StageHelper.onPageLoad: " + ((data) ? "from Storage" : "initial state"));
}
// Table event handler, change status
StageHelper.prototype.onTableClick = function (event) {
var target = event.target || event.srcElement;
if (!target) return;
if (target.tagName === "A") {
var td = target.parentNode;
} else if (target.tagName === "TD") {
var td = target;
if (td.children.length === 1 && td.children[0].tagName === "A") {
target = td.children[0];
} else return;
} else return;
if (["TD","TH"].indexOf(td.tagName) == -1 || td.className != "cmd") return;
var status = this.STATUS[target.innerText]; // Convert anchor text to status
var targetRow = td.parentNode;
if (td.tagName === "TD") {
this.updateRow(targetRow, status);
} else { // TH
this.iterateStageTab(true, function (row) {
if (row.style.display !== "none" // Not filtered out
&& row.className === targetRow.className // Same context as header
) {
this.updateRow(row, status);
}
});
}
this.updateMenu();
}
// Search object
StageHelper.prototype.onSearch = function (e) {
if ( // Enter hit or clear, IE SUCKS !
e.type === "input" && !e.target.value && this.lastSearchValue
|| e.type === "keypress" && e.which === 13 ) {
this.lastSearchValue = e.target.value;
this.iterateStageTab(true, this.applyFilterToRow, e.target.value);
}
}
// Apply filter to a single stage line - hide or show
StageHelper.prototype.applyFilterToRow = function (row, filter) {
// Collect data cells
var targets = this.filterTargets.map(function(attr) {
var elem = row.cells[this.colIndex[attr]];
if (elem.firstChild && elem.firstChild.tagName === "A") elem = elem.firstChild;
return {
elem: elem,
plainText: elem.innerText, // without tags
curHtml: elem.innerHTML
};
}, this);
var isVisible = false;
// Apply filter to cells, mark filtered text
for (var i = targets.length - 1; i >= 0; i--) {
var target = targets[i];
target.newHtml = (filter)
? target.plainText.replace(filter, "<mark>"+filter+"</mark>")
: target.plainText;
target.isChanged = target.newHtml !== target.curHtml;
isVisible = isVisible || !filter || target.newHtml !== target.plainText;
}
// Update DOM
row.style.display = isVisible ? "" : "none";
for (var i = targets.length - 1; i >= 0; i--) {
if (targets[i].isChanged) targets[i].elem.innerHTML = targets[i].newHtml;
}
}
// Get how status should affect object counter
StageHelper.prototype.getStatusImpact = function (status) {
if (typeof status !== "string"
|| status.length !== 1
|| this.STATUS.isValid(status) ) {
alert("Unknown status");
} else {
return (status !== this.STATUS.reset) ? 1 : 0;
}
}
// Update table line
StageHelper.prototype.updateRow = function (row, newStatus) {
var oldStatus = row.cells[this.colIndex["status"]].innerText;
if (oldStatus !== newStatus) {
this.updateRowStatus(row, newStatus);
this.updateRowCommand(row, newStatus);
} else if (!row.cells[this.colIndex["cmd"]].children.length) {
this.updateRowCommand(row, newStatus); // For initial run
}
this.choiseCount += this.getStatusImpact(newStatus) - this.getStatusImpact(oldStatus);
}
// Update Status cell (render set of commands)
StageHelper.prototype.updateRowStatus = function (row, status) {
row.cells[this.colIndex["status"]].innerText = status;
if (status === this.STATUS.reset) {
row.cells[this.colIndex["status"]].classList.remove(this.HIGHLIGHT_STYLE);
} else {
row.cells[this.colIndex["status"]].classList.add(this.HIGHLIGHT_STYLE);
}
}
// Update Command cell (render set of commands)
StageHelper.prototype.updateRowCommand = function (row, status) {
var cell = row.cells[this.colIndex["cmd"]];
if (status === this.STATUS.reset) {
cell.innerHTML = (row.className == "local")
? this.TEMPLATES.cmdLocal
: this.TEMPLATES.cmdRemote;
} else {
cell.innerHTML = this.TEMPLATES.cmdReset;
}
}
// Update menu items visibility
StageHelper.prototype.updateMenu = function () {
this.dom.commitBtn.style.display = (this.choiseCount > 0) ? "" : "none";
this.dom.commitAllBtn.style.display = (this.choiseCount > 0) ? "none" : "";
this.dom.fileCounter.innerHTML = this.choiseCount.toString();
}
// Submit stage state to the server
StageHelper.prototype.submit = function () {
submitSapeventForm(this.collectData(), this.formAction);
}
// Extract data from the table
StageHelper.prototype.collectData = function () {
var data = {};
this.iterateStageTab(false, function (row) {
data[row.cells[this.colIndex["name"]].innerText] = row.cells[this.colIndex["status"]].innerText;
});
return data;
}
// Table iteration helper
StageHelper.prototype.iterateStageTab = function (changeMode, cb /*, ...*/) {
var restArgs = Array.prototype.slice.call(arguments, 2);
var table = this.dom.stageTab;
if (changeMode) {
var scrollOffset = window.pageYOffset;
this.dom.stageTab.style.display = "none";
}
for (var b = 0, bN = table.tBodies.length; b < bN; b++) {
var tbody = table.tBodies[b];
for (var r = 0, rN = tbody.rows.length; r < rN; r++) {
args = [tbody.rows[r]].concat(restArgs);
cb.apply(this, args); // callback
}
}
if (changeMode) {
this.dom.stageTab.style.display = "";
window.scrollTo(0, scrollOffset);
}
}
/**********************************************************
* Check list wrapper
**********************************************************/
function CheckListWrapper(id, cbAction) {
this.id = document.getElementById(id);
this.cbAction = cbAction;
this.id.onclick = this.onClick.bind(this);
}
CheckListWrapper.prototype.onClick = function(e) {
// Get nodes
var target = event.target || event.srcElement;
if (!target) return;
if (target.tagName !== "A") { target = target.parentNode; } // icon clicked
if (target.tagName !== "A") return;
if (target.parentNode.tagName !== "LI") return;
var nodeA = target;
var nodeLi = target.parentNode;
var nodeIcon = target.children[0];
if (!nodeIcon.classList.contains("octicon")) return;
// Node updates
var option = nodeA.innerText;
var oldState = nodeLi.getAttribute("data-check");
if (oldState === null) return; // no data-check attribute - non-checkbox
var newState = oldState === "X" ? false : true;
if (newState) {
nodeIcon.classList.remove("grey");
nodeIcon.classList.add("blue");
nodeLi.setAttribute("data-check", "X");
} else {
nodeIcon.classList.remove("blue");
nodeIcon.classList.add("grey");
nodeLi.setAttribute("data-check", "");
}
// Action callback
this.cbAction(nodeLi.getAttribute("data-aux"), option, newState);
}
/**********************************************************
* Diff page logic
**********************************************************/
// Diff helper constructor
function DiffHelper(params) {
this.pageSeed = params.seed;
this.counter = 0;
this.stageAction = params.stageAction;
// DOM nodes
this.dom = {
diffList: document.getElementById(params.ids.diffList),
stageButton: document.getElementById(params.ids.stageButton)
};
this.repoKey = this.dom.diffList.getAttribute("data-repo-key");
if (!this.repoKey) return; // Unexpected
// Checklist wrapper
if (document.getElementById(params.ids.filterMenu)) {
this.checkList = new CheckListWrapper(params.ids.filterMenu, this.onFilter.bind(this));
this.dom.filterButton = document.getElementById(params.ids.filterMenu).parentNode;
}
// Hijack stage command
if (this.dom.stageButton) {
this.dom.stageButton.href = "#";
this.dom.stageButton.onclick = this.onStage.bind(this);
}
}
// Action on filter click
DiffHelper.prototype.onFilter = function(attr, target, state) {
this.applyFilter(attr, target, state);
this.highlightButton(state);
};
// Hide/show diff based on params
DiffHelper.prototype.applyFilter = function (attr, target, state) {
this.iterateDiffList(function(div) {
if (div.getAttribute("data-"+attr) === target) {
div.style.display = state ? "" : "none";
}
});
}
// Action on stage -> save visible diffs as state for stage page
DiffHelper.prototype.onStage = function (e) {
if (window.sessionStorage) {
var data = this.buildStageCache();
window.sessionStorage.setItem(this.pageSeed, JSON.stringify(data));
}
var getParams = {key: this.repoKey, seed: this.pageSeed};
submitSapeventForm(getParams, this.stageAction, "get");
}
// Collect visible diffs
DiffHelper.prototype.buildStageCache = function () {
var list = {};
this.iterateDiffList(function(div) {
var filename = div.getAttribute("data-file");
if (!div.style.display && filename) { // No display override - visible !!
list[filename] = "A"; // Add
}
});
return list;
}
// Table iterator
DiffHelper.prototype.iterateDiffList = function (cb /*, ...*/) {
var restArgs = Array.prototype.slice.call(arguments, 1);
var diffList = this.dom.diffList;
for (var i = 0, iN = diffList.children.length; i < iN; i++) {
var div = diffList.children[i];
if (div.className !== "diff") continue;
args = [div].concat(restArgs);
cb.apply(this, args); // callback
}
}
// Highlight Filter button if filter is activate
DiffHelper.prototype.highlightButton = function(state) {
this.counter += state ? -1 : 1;
if (this.counter > 0) {
this.dom.filterButton.classList.add("bgorange");
} else {
this.dom.filterButton.classList.remove("bgorange");
}
};
/**********************************************************
* Other functions
**********************************************************/
// News announcement
function displayNews() {
var div = document.getElementById("news");
div.style.display = (div.style.display)?'':'none';
}