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Padel Net Cost Calculator

Calculate and display net cost of padel matches in the header

  1. // ==UserScript==
  2. // @name         Padel Net Cost Calculator
  3. // @namespace    http://tampermonkey.net/
  4. // @version      0.1
  5. // @description  Calculate and display net cost of padel matches in the header
  6. // @author       You
  7. // @match        *://*.ballejaune.com/account*
  8. // @license      MIT
  9. // @grant        none
  10. // ==/UserScript==
  11.  
  12. (function() {
  13.     'use strict';
  14.  
  15.     // Function to calculate net cost from reservation history
  16.     function calculateNetCost() {
  17.         const rows = document.querySelectorAll('tr[data-rowid]');
  18.         let valid_reservations = 0
  19.         let friends_paied_for = 0
  20.         rows.forEach(row => {
  21.             const badge = row.querySelector('div.badge');
  22.             const originTd = row.querySelector('td:nth-child(3)');
  23.             if (badge && originTd) {
  24.                 const text = badge.textContent.trim();
  25.                 const match = text.match(/([+-]\s*\d+)/);
  26.                 if (match) {
  27.                     const K_str = match[1].replace(/\s+/g, ''); // e.g., "- 1" -> "-1"
  28.                     const K = parseInt(K_str);
  29.                     if (!isNaN(K) && K !== 100) { // Exclude initial +100 purchase
  30.                         const originText = originTd.innerHTML.trim();
  31.                         // Reservation for yourself
  32.                         if (originText.includes('Réservation') && K < 0) {
  33.                             valid_reservations++
  34.                         }
  35.                         // Cancellation
  36.                         else if (originText.includes('Réservation') && K > 0) {
  37.                             valid_reservations--
  38.                         }
  39.                         // Paying for friends
  40.                         else if (originText.includes('Club')) {
  41.                             friends_paied_for -= K
  42.                         }
  43.                     }
  44.                 }
  45.             }
  46.         });
  47.         const totalNetCost = valid_reservations * 15 - friends_paied_for * 5
  48.         return totalNetCost
  49.  
  50.     }
  51.  
  52.     // Function to inject net cost into the header
  53.     function injectNetCost(netCost) {
  54.         const menu = document.querySelector('ul#widget-menu');
  55.         if (menu) {
  56.             const net_cost_item_refreach = document.querySelector('#widget-netcost span');
  57.             if (net_cost_item_refreach){
  58.                 net_cost_item_refreach.textContent = `Net Cost: ${netCost} dt`;
  59.             }else{
  60.                 const netCostItem = document.createElement('li');
  61.                 netCostItem.className = 'navbar-widget-nav-line';
  62.                 netCostItem.id = 'widget-netcost';
  63.  
  64.                 const netCostLink = document.createElement('a');
  65.                 netCostLink.className = 'navbar-widget-nav-link';
  66.                 netCostLink.href = '#'; // Non-clickable link
  67.                 netCostLink.setAttribute('data-container', '#main-tooltips');
  68.                 netCostLink.setAttribute('data-placement', 'bottom');
  69.                 netCostLink.setAttribute('data-delay', '500');
  70.                 netCostLink.setAttribute('title', 'Net Cost');
  71.                 netCostLink.style.color = '#fff'; // Match navbar text color
  72.                 netCostLink.style.cursor = 'default'; // Indicate non-interactive
  73.  
  74.                 const netCostText = document.createElement('span');
  75.                 netCostText.textContent = `Net Cost: ${netCost} dt`;
  76.  
  77.                 netCostLink.appendChild(netCostText);
  78.                 netCostItem.appendChild(netCostLink);
  79.                 menu.insertBefore(netCostItem, menu.firstChild);
  80.             }
  81.             console.log(netCost);
  82.         } else {
  83.             console.error('Widget menu not found!');
  84.         }
  85.     }
  86.  
  87.     // Wait for the page to fully load
  88.     window.addEventListener('load', function() {
  89.         setInterval(()=>{
  90.         const netCost = calculateNetCost();
  91.         injectNetCost(netCost)}, 5000)
  92.     });
  93. })();