Jazz highlight my tickets.

jazz-highlight-my-tickets.js

// ==UserScript==
// @name        Jazz highlight my tickets.
// @description Visually highlights rows which belongs to the currently logged-in user.
// @version     2.0.0
// @author      Tobias Preuss
// @grant       none
// @include     https://jazz.example.com/ccm/web/projects/*
// ==/UserScript==


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


(function(d) {
  
  var backgroundColor = "#c9decc";

  // Returns the user name if found, otherwise an empty string.
  getUserName = function() {
    var userNameNodes = Array.from(document.getElementsByClassName("user-name"));
    if (userNameNodes.length < 1) {
      return "";
    }
    return userNameNodes[0].innerText;
  };
  
  // Returns the index of the table header column
  // which matches the given class name if found,
  // otherwise -1.
  getTableHeaderColumnIndex = function(table, className) {
    var headerColumns = table.tHead.rows[0].cells;
    var columnIndex = -1;
    for (var index = 0; index < headerColumns.length; index++) {
      var columnHeader = headerColumns[index];
      var classNames = columnHeader.classList;
      if (classNames.contains(className)) {
        columnIndex = index;
        break;
      }      
    }
    // console.log("Column index -> " + columnIndex);
    return columnIndex;
  };

  customizeUserRow = function(row, backgroundColor) {
    row.style.background = backgroundColor;   
  };
  
  // Returns true if the row is assigned by the user, otherwise fa
  assignedByUser = function(ownerColumnIndex, userName) {
    return function(row) {
      var ownerCellText = row.cells[ownerColumnIndex].innerText;
      return ownerCellText.search(userName) !== -1;
    }  
  };

  // Highlights rows which belong to the current user.
  highlightUserRows = function() {
    var userName = getUserName();
    if (userName === "") {
      return;
    }
    // console.log(userName);
    var tables = Array.from(document.getElementsByClassName("queryResultsTable"));
    if (tables.length < 1) {
      return;
    }
    var table = tables[0];
    var ownerColumnIndex = getTableHeaderColumnIndex(table, "owner");
    if (ownerColumnIndex === -1) {
      return;
    }
    Array
      .from(table.tBodies[0].rows)
      .filter(assignedByUser(ownerColumnIndex, userName))
      .forEach((row) => customizeUserRow(row, backgroundColor));
  };
  
  sleep(500).then(() => {
    highlightUserRows();
  });


})(document)