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为收藏的题目添加评分
// ==UserScript==
// @name cdwswb
// @namespace http://tampermonkey.net/
// @version 1.0.0
// @description 为收藏的题目添加评分
// @author cww
// @match https://codeforces.com/favourite/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=bilibili.com
// @grant GM_xmlhttpRequest
// @license MIT
// ==/UserScript==
(function() {
'use strict';
async function getUserFavorites() {
let g = [];
let table = document.querySelector('.problems');
let rows = table.querySelectorAll('tr');
for (let i = 1; i < rows.length; i++) {
let row = rows[i];
var s = row.children[0].querySelector('a').textContent.replace(/\s+/g, '');
var num = "";
var c = "";
var j = 0;
while (j < s.length && s[j] >= '0' && s[j] <= '9') {
j += 1;
}
num = s.substr(0, j);
c = s.substr(j);
g.push({ contestId: parseInt(num), index: c });
}
return g;
}
async function getFilteredProblems(favoriteIds) {
const url = "https://codeforces.com/api/problemset.problems";
try {
const response = await fetch(url);
const data = await response.json();
if (data.status === "OK") {
const problems = data.result.problems;
const problemMap = {};
problems.forEach(problem => {
problemMap[`${problem.contestId}${problem.index}`] = problem;
});
return favoriteIds.map(favorite => {
const problem = problemMap[`${favorite.contestId}${favorite.index}`];
if (problem) {
return { ...problem, rating: problem.rating || Infinity };
}
return { ...favorite, rating: Infinity };
});
} else {
console.error("Error fetching problems:", data);
}
} catch (error) {
console.error("Fetch error:", error);
}
return [];
}
// 主程序
getUserFavorites().then(favoriteIds => {
getFilteredProblems(favoriteIds).then(filteredProblems => {
console.log(filteredProblems);
let table = document.querySelector('.problems');
let rows = table.querySelectorAll('tr');
// 动态创建 <th> 和按钮
const newTh = document.createElement('th');
const sortButton = document.createElement('button');
sortButton.textContent = 'ASC'; // 设置按钮文本
sortButton.id = 'sortButton'; // 设置按钮 ID
newTh.appendChild(sortButton);
rows[0].insertBefore(newTh, rows[0].children[2]);
let g = [];
// 更新表格
filteredProblems.forEach((problem, index) => {
if (index + 1 < rows.length) {
const rating = problem.rating;
console.log(`题目名称: ${problem.name}, 比赛ID: ${problem.contestId}, 难度: ${rating}`);
let row = rows[index + 1];
let newTd = document.createElement('td');
if (index % 2 == 0) newTd.style.backgroundColor = "#F0F0F0";
// 根据 rating 设置字体颜色
if (rating < 1200) {
newTd.style.color = 'gray';
} else if (rating < 1400) {
newTd.style.color = 'green';
} else if (rating < 1600) {
newTd.style.color = 'cyan';
} else if (rating < 1900) {
newTd.style.color = 'blue';
} else if (rating < 2100) {
newTd.style.color = 'orange';
} else if (rating < 2300) {
newTd.style.color = '#FF8C00';
} else if (rating < 2600) {
newTd.style.color = 'lightcoral';
} else if (rating < 3000) {
newTd.style.color = 'red';
} else {
newTd.style.color = '#8B0000';
}
newTd.textContent = rating === Infinity ? '***' : rating;
row.insertBefore(newTd, row.children[2]);
g.push({ row : row, rating : rating });
}
});
console.log(g);
// 按钮点击事件逻辑
let ascending = false; // 用于跟踪排序顺序
sortButton.addEventListener('click', function() {
let head = rows[0];
console.log(head);
// 对 g 数组按 rating 进行排序
const sortedG = g.sort((a, b) => ascending ? a.rating - b.rating : b.rating - a.rating);
// 更新表格，保留表头
const tbody = table.querySelector('tbody');
// 清空 tbody 中的行，但保留表头
tbody.innerHTML = '';
tbody.appendChild(head);
// 重新插入排序后的行
sortedG.forEach(item => {
tbody.appendChild(item.row);
});
console.log(g);
ascending = !ascending; // 切换排序状态
sortButton.textContent = ascending ? 'DESC' : 'AESC'; // 更新按钮文本
});
});
})();
})();