☰

Grundo's Cafe Brain Tree

Store and auto-populate answer info for Brain Tree daily quest.

  1. // ==UserScript==
  2. // @name         Grundo's Cafe Brain Tree
  3. // @namespace    http://tampermonkey.net/
  4. // @version      1.1
  5. // @description  Store and auto-populate answer info for Brain Tree daily quest.
  6. // @author       baileyb (GC user bailey)
  7. // @match        http*://grundos.cafe/halloween/braintree*
  8. // @match        http*://grundos.cafe/halloween/esophagor*
  9. // @match        http*://www.grundos.cafe/halloween/braintree*
  10. // @match        http*://www.grundos.cafe/halloween/esophagor*
  11. // @icon         https://www.google.com/s2/favicons?sz=64&domain=grundos.cafe
  12. // @grant        GM_setValue
  13. // @grant        GM_getValue
  14. // @grant        GM_deleteValue
  15. // ==/UserScript==
  16.  
  17. const selectors = {
  18.     answer: "#page_content strong u",
  19.     submitButton: "#page_content input[type='submit']",
  20.     placeInput: "input[name='place']",
  21.     yearInput: "input[name='year']"
  22. };
  23.  
  24. const elements = {
  25.     answer: document.querySelector(selectors.answer),
  26.     submitButton: document.querySelector(selectors.submitButton),
  27.     placeInput: document.querySelector(selectors.placeInput),
  28.     yearInput: document.querySelector(selectors.yearInput)
  29. };
  30.  
  31. const currentDate = new Date();
  32.  
  33. /**
  34.  * Compute if Daylight Savings Time is active.
  35.  * @param {Object} date
  36.  * @returns {Boolean}
  37.  */
  38. function isDaylightSavings(date) {
  39.     let jan = new Date(date.getFullYear(), 0, 1).getTimezoneOffset()
  40.     let jul = new Date(date.getFullYear(), 6, 1).getTimezoneOffset()
  41.     return Math.max(jan, jul) !== date.getTimezoneOffset()
  42. }
  43.  
  44. /**
  45.  * Compute Date for midnight when dailies reset.
  46.  * @param {Object} date
  47.  * @returns {Object} date at midnight
  48.  */
  49. function getMidnight(date) {
  50.     let midnightNumber = 0;
  51.  
  52.     if (isDaylightSavings(date)) {
  53.         midnightNumber = date.setUTCHours(31,0,0,0);
  54.     } else {
  55.         midnightNumber = date.setUTCHours(32,0,0,0);
  56.     }
  57.     return new Date(midnightNumber);
  58. }
  59.  
  60. /**
  61.  * Handle locally stored answer value by clearing if expired, or populating input.
  62.  * @param {String} answerType - 'year' or 'place'
  63.  * @param {Object} date - current date
  64.  */
  65. function handleStoredAnswer(answerType, date) {
  66.     const answer = GM_getValue(answerType);
  67.     const answerExpires = new Date(GM_getValue(`${answerType}Expires`));
  68.  
  69.     if (!answer) {
  70.         return;
  71.     } else {
  72.         if (answerExpires && date > answerExpires) {
  73.             GM_deleteValue(answerType);
  74.             GM_deleteValue(`${answerType}Expires`);
  75.         } else {
  76.             elements[`${answerType}Input`].value = answer;
  77.         }
  78.     }
  79. }
  80.  
  81. /**
  82.  * Store answer.
  83.  * @param {String} answer
  84.  */
  85. function storeAnswer(answer) {
  86.     const midnight = Date.parse(getMidnight(currentDate));
  87.  
  88.     if (answer.match(/[\d]+[\w]*/)) {
  89.         GM_setValue('year', answer);
  90.         GM_setValue('yearExpires', midnight);
  91.     } else {
  92.         GM_setValue('place', answer);
  93.         GM_setValue('placeExpires', midnight);
  94.     }
  95. }
  96.  
  97. (function() {
  98.     'use strict';
  99.  
  100.     if (window.location.href.includes('braintree')) {
  101.         if (!elements.submitButton) {
  102.             return;
  103.         } else {
  104.             handleStoredAnswer('year', currentDate);
  105.             handleStoredAnswer('place', currentDate);
  106.         }
  107.     }
  108.  
  109.     if (window.location.href.includes('esophagor')) {
  110.         if (!elements.answer) {
  111.             return;
  112.         } else {
  113.             const answer = elements.answer.innerHTML;
  114.             storeAnswer(answer);
  115.         }
  116.     }
  117. })();