https://bgm.tv/group/topic/386575
目前為
// ==UserScript==
// @name BgmSyncF
// @version 0.3
// @namespace https://jirehlov.com
// @description https://bgm.tv/group/topic/386575
// @include /^https?:\/\/(bgm\.tv|chii\.in|bangumi\.tv)\/user/.+/
// @author Jirehlov
// @grant none
// @license MIT
// ==/UserScript==
(function () {
'use strict';
// Check if the current page is under /user/username
const isUserPage = /^\/user\/[^/]+$/.test(window.location.pathname);
if (!isUserPage) {
return; // Stop script execution if not on the user page
}
const limit = 50;
let guess = 1000000;
let totalItems = 0;
let allData = [];
let calculateButton;
let buttonCounter = 0;
const [username, page = '', subpage = ''] = (() => {
const {pathname} = window.location;
if (/^\/user/.test(pathname)) {
return pathname.match(/\/user\/(\w+)\/?(\w+)?\/?(\w+)?/).slice(1, 4);
}
return [
'',
'',
''
];
})();
if (!username) {
throw new Error('Username is not detected');
}
let likes = 0;
let totalsub = 0;
let subject_type = [
1,
2,
3,
4,
6
];
let subject_type_index = 0;
let percentageBarDiv = null;
const nameDiv = document.querySelector('.name');
const realname = nameDiv.querySelector('a').textContent;
// Function to set data in local storage with expiration time
function setLocalStorageWithExpiration(key, value, expirationTimeInDays) {
const expirationTimestamp = Date.now() + expirationTimeInDays * 24 * 60 * 60 * 1000;
const dataToStore = {
value,
expiration: expirationTimestamp
};
localStorage.setItem(key, JSON.stringify(dataToStore));
}
// Function to get data from local storage
function getLocalStorage(key) {
const storedData = localStorage.getItem(key);
if (storedData) {
const data = JSON.parse(storedData);
if (data.expiration && data.expiration > Date.now()) {
return data.value;
}
localStorage.removeItem(key); // Remove expired data
}
return null;
}
function confirmCacheRefresh() {
const refreshCache = confirm('是否强制刷新缓存\uFF1F');
if (refreshCache) {
localStorage.removeItem(`${ username }_totalsub`);
localStorage.removeItem(`${ username }_likes`);
likes = 0;
totalsub = 0;
subject_type_index = 0;
allData = [];
calculateButton.textContent = '计算全站同步率';
}
}
async function fetchData(offset, cookie) {
const url = `https://api.bgm.tv/v0/users/${ username }/collections?subject_type=${ subject_type[subject_type_index] }&type=2&limit=${ limit }&offset=${ offset }`;
const headers = {
'Accept': 'application/json',
'Cookie': cookie
};
const response = await fetch(url, { headers });
const data = await response.json();
return data;
}
async function main() {
const cachedtotalsub = getLocalStorage(`${ username }_totalsub`);
const cachedlikes = getLocalStorage(`${ username }_likes`);
// Check if cache is valid
if (cachedtotalsub !== null && cachedlikes !== null) {
totalsub = cachedtotalsub;
likes = cachedlikes;
// Update button text to indicate calculation progress
calculateButton.textContent = '已命中缓存';
// Calculate sync rate from cached values
let syncRate = 0;
if (totalsub > 0) {
syncRate = likes / totalsub * 100;
}
// Update the UI with cached values
updateUI();
// Add double-click event listener to the button
calculateButton.addEventListener('dblclick', confirmCacheRefresh);
} else {
totalsub = 0;
// Cache miss, fetch data from the API
const cookie = document.cookie;
// Update button text to indicate calculation progress
calculateButton.textContent = '计算中...';
for (let i = 0; i < subject_type.length; i++) {
subject_type_index = i;
const initialData = await fetchData(guess, cookie);
if ('description' in initialData && initialData.description.includes('equal to')) {
totalItems = parseInt(initialData.description.split('equal to ')[1]);
console.log(`Updated totalItems to: ${ totalItems }`);
} else {
totalItems = 0;
}
for (let offset = 0; offset < totalItems; offset += limit) {
const data = await fetchData(offset, cookie);
allData.push(...data.data);
console.log(`Fetched ${ offset + 1 }-${ offset + limit } items...`);
// Update button text with cyclic progress dots
updateButtonText();
}
}
for (const item of allData) {
const rate = item.rate === 0 ? 7 : parseFloat(item.rate || 0);
const score = Math.round(parseFloat(item.subject && item.subject.score !== undefined ? item.subject.score : 0));
// If the difference between rate and score integer parts is 0, count it as a valid entry
if (Math.abs(rate - score) === 0) {
likes++;
}
totalsub++;
}
// Update button text to indicate calculation is complete
calculateButton.textContent = '计算全站同步率';
// Store data in local storage with a 7-day expiration time
setLocalStorageWithExpiration(`${ username }_totalsub`, totalsub, 7);
setLocalStorageWithExpiration(`${ username }_likes`, likes, 7);
// Calculate sync rate from fetched values
let syncRate = 0;
if (totalsub > 0) {
syncRate = likes / totalsub * 100;
}
updateUI();
}
}
function updateUI() {
// Add userSynchronize div if not present
let synchronizeDiv = document.querySelector('.userSynchronize');
if (!synchronizeDiv) {
const userBoxDiv = document.querySelector('.user_box.clearit');
if (userBoxDiv) {
synchronizeDiv = document.createElement('div');
synchronizeDiv.className = 'userSynchronize';
userBoxDiv.appendChild(synchronizeDiv);
}
}
// Add the percentage bar directly to the existing userSynchronize div
if (!percentageBarDiv) {
const synchronizeDiv = document.querySelector('.userSynchronize');
if (synchronizeDiv) {
percentageBarDiv = document.createElement('div');
synchronizeDiv.appendChild(percentageBarDiv);
}
}
if (percentageBarDiv) {
let syncRate = 0;
if (totalsub > 0) {
syncRate = likes / totalsub * 100;
}
const percentageBar = `
<h3>${ realname }与全站的同步率</h3><small class="hot">/ ${ likes }个共同喜好</small><p class="bar"><span class="percent_text rr">${ syncRate.toFixed(2) }%</span> <span class="percent" style="width:${ syncRate.toFixed(2) }%"></span> </p>
`;
percentageBarDiv.innerHTML = percentageBar;
}
console.log(`Number of items with same rate and score: ${ likes }`);
console.log(`Number of items in total: ${ totalsub }`);
console.log(`Sync rate: ${ (likes / totalsub).toFixed(2) }`);
}
function updateButtonText() {
if (buttonCounter < 5) {
calculateButton.textContent = '计算中' + '.'.repeat(buttonCounter);
buttonCounter++;
} else {
calculateButton.textContent = '计算中.';
buttonCounter = 1;
}
}
function addButton() {
const link = document.createElement('a');
link.href = 'javascript:void(0)';
link.textContent = '计算全站同步率';
link.className = 'chiiBtn';
link.addEventListener('click', main);
const actionsDiv = document.querySelector('.nameSingle > .inner > .actions');
actionsDiv.appendChild(link);
calculateButton = link; // Store the reference to the button
}
addButton();
}());
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