Reddit Default Sort

Automatically sets Reddit's default sorting order for home and subreddits.
目前為 2025-02-10 提交的版本，檢視最新版本。
安裝腳本 ?
Wrap lines
// ==UserScript==
// @name         Reddit Default Sort
// @version      1.0.0
// @description  Automatically sets Reddit's default sorting order for home and subreddits.
// @author       yodaluca23
// @license      MIT
// @match        *://*.reddit.com/*
// @grant        GM_getValue
// @grant        GM_setValue
// @namespace https://gf.qytechs.cn/users/1315976
// ==/UserScript==

(function() {
    'use strict';

    // Default values
    const defaultHomePageSort = "new";
    const defaultSubredditSort = "new";

    // Function to get the stored sort option, or the default if none is stored.
    function getSortOption(key, defaultValue) {
        let value = GM_getValue(key);
        return value === undefined ? defaultValue : value;
    }

    // Get the stored sort options
    let homePageSort = getSortOption("homePageSort", defaultHomePageSort);
    let subredditSort = getSortOption("subredditSort", defaultSubredditSort);

    // Function to redirect if necessary
    function redirectIfNeeded() {
        const currentUrl = window.location.href;

        // Check for home page URLs
        const homeUrls = [
            "https://www.reddit.com/",
            "https://www.reddit.com/?feed=home",
            "https://www.reddit.com/best/?feed=home",
            "https://www.reddit.com/hot/?feed=home",
            "https://www.reddit.com/top/?feed=home",
            "https://www.reddit.com/new/?feed=home",
            "https://www.reddit.com/rising/?feed=home"
        ];

        const homeTargetUrl = `https://www.reddit.com/${homePageSort}/?feed=home`;

        if (homeUrls.includes(currentUrl) && currentUrl !== homeTargetUrl) {
            window.location.replace(homeTargetUrl);
            return;
        }

        // Check for subreddit URLs
        const subredditPattern = /https:\/\/www\.reddit\.com\/r\/([^/]+)(\/)?(\?.*)?$/;

        if (subredditPattern.test(currentUrl)) {
            const match = currentUrl.match(subredditPattern);
            const subredditName = match[1];
            const targetUrl = `https://www.reddit.com/r/${subredditName}/${subredditSort}`;

            if (currentUrl !== targetUrl) {
                window.location.replace(targetUrl);
            }
        }
    }

    // Function to create the settings UI
    function createSettingsUI() {
        // Create the settings container
        const settingsContainer = document.createElement('div');
        settingsContainer.style.position = 'fixed';
        settingsContainer.style.top = '50%';
        settingsContainer.style.left = '50%';
        settingsContainer.style.transform = 'translate(-50%, -50%)';
        settingsContainer.style.backgroundColor = 'white';
        settingsContainer.style.border = '1px solid #ccc';
        settingsContainer.style.padding = '15px';
        settingsContainer.style.borderRadius = '10px';
        settingsContainer.style.boxShadow = '0px 4px 10px rgba(0, 0, 0, 0.2)';
        settingsContainer.style.zIndex = '1000';
        settingsContainer.style.minWidth = '250px';
        settingsContainer.style.textAlign = 'center';

        // Home page sort select
        const homePageLabel = document.createElement('label');
        homePageLabel.textContent = 'Home Page Sort:';
        const homePageSelect = document.createElement('select');
        homePageSelect.id = 'homePageSortSelect';
        ['best', 'hot', 'top', 'new', 'rising'].forEach(option => {
            const opt = document.createElement('option');
            opt.value = option;
            opt.textContent = option.charAt(0).toUpperCase() + option.slice(1);
            homePageSelect.appendChild(opt);
        });
        homePageSelect.value = homePageSort;

        // Subreddit sort select
        const subredditLabel = document.createElement('label');
        subredditLabel.textContent = 'Subreddit Sort:';
        const subredditSelect = document.createElement('select');
        subredditSelect.id = 'subredditSortSelect';
        ['best', 'hot', 'top', 'new', 'rising'].forEach(option => {
            const opt = document.createElement('option');
            opt.value = option;
            opt.textContent = option.charAt(0).toUpperCase() + option.slice(1);
            subredditSelect.appendChild(opt);
        });
        subredditSelect.value = subredditSort;

        // Save button
        const saveButton = document.createElement('button');
        saveButton.textContent = 'Save Settings';
        saveButton.addEventListener('click', () => {
            homePageSort = document.getElementById('homePageSortSelect').value;
            subredditSort = document.getElementById('subredditSortSelect').value;

            GM_setValue("homePageSort", homePageSort);
            GM_setValue("subredditSort", subredditSort);

            alert('Settings Saved!');
            settingsContainer.remove(); // Remove the settings UI after saving
            redirectIfNeeded(); // Redirect immediately after saving
        });

        // Close button
        const closeButton = document.createElement('button');
        closeButton.textContent = 'Close';
        closeButton.addEventListener('click', () => {
            settingsContainer.remove();
        });

        // Append elements
        settingsContainer.appendChild(homePageLabel);
        settingsContainer.appendChild(homePageSelect);
        settingsContainer.appendChild(subredditLabel);
        settingsContainer.appendChild(subredditSelect);
        settingsContainer.appendChild(saveButton);
        settingsContainer.appendChild(closeButton);

        document.body.appendChild(settingsContainer);
    }

    // Add a button to the page to open the settings
    function addSettingsButton() {
        const container = document.querySelector('.pl-lg.gap-xs.flex.items-center.justify-end');

        if (!container) {
            console.warn("Sort Settings button: Target container not found.");
            return; // Exit if container is missing
        }

        const settingsButton = document.createElement('button');
        settingsButton.textContent = 'Sort Settings';
        settingsButton.style.marginLeft = '10px'; // Add spacing
        settingsButton.className = 'btn btn-primary'; // Reddit-style button class
        settingsButton.addEventListener('click', createSettingsUI);

        container.appendChild(settingsButton);
    }


    // Initialize
    addSettingsButton();
    redirectIfNeeded();

      // Function to monitor URL changes in single-page app
    function observeUrlChanges(callback) {
        let lastUrl = location.href;

        new MutationObserver(() => {
            if (location.href !== lastUrl) {
                lastUrl = location.href;
                callback();
            }
        }).observe(document, { subtree: true, childList: true });

        // Also intercept history changes
        const pushState = history.pushState;
        const replaceState = history.replaceState;

        history.pushState = function() {
            pushState.apply(this, arguments);
            callback();
        };
        history.replaceState = function() {
            replaceState.apply(this, arguments);
            callback();
        };
    }

    // Run `redirectIfNeeded` whenever Reddit changes the page
    observeUrlChanges(redirectIfNeeded);

})();
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