BlueSky Dynamic Translation Display

Insert the translation result into the previous sibling element of the parent element when the translate button is clicked.

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name         BlueSky Dynamic Translation Display
// @namespace    http://tampermonkey.net/
// @version      3.0
// @description  Insert the translation result into the previous sibling element of the parent element when the translate button is clicked.
// @author       littelsix
// @match        https://bsky.app/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    console.log('Script loaded successfully!');

    const supportedLanguages = {
        'zh-CN': '中文',
        'en': 'English',
        'es': 'Español',
        'fr': 'Français',
        'de': 'Deutsch',
        'ja': '日本語'
    };

    function detectDefaultLanguage() {
        const browserLanguage = navigator.language || navigator.languages[0];
        console.log(`Detected browser language:${browserLanguage}`);
        return supportedLanguages[browserLanguage] ? browserLanguage : 'zh-CN';
    }

    let userLanguage = localStorage.getItem('bsky-translate-language') || detectDefaultLanguage();

    async function translateText(text, targetLang = 'zh-CN') {
        const apiUrl = `https://translate.googleapis.com/translate_a/single?client=gtx&sl=auto&tl=${targetLang}&dt=t&q=${encodeURIComponent(text)}`;
        try {
            const response = await fetch(apiUrl);
            if (!response.ok) {
                throw new Error(`HTTP error:${response.status}`);
            }
            const result = await response.json();
            return result[0].map(segment => segment[0]).join('');
        } catch (error) {
            console.error(`Translation failed:${error.message || 'Unable to connect to the translation service. Please try again later'}`);
            throw error;
        }
    }

    function ensureTranslationContainer(referenceElement) {
        let translationDiv = referenceElement.querySelector('.translated-text');
        if (!translationDiv) {
            translationDiv = document.createElement('div');
            translationDiv.className = 'css-146c3p1 translated-text';
            translationDiv.style.color = 'rgb(16, 131, 254)';
            translationDiv.style.marginTop = '10px';
            translationDiv.textContent = 'Translation results will appear here';
            referenceElement.appendChild(translationDiv);
        }
        return translationDiv;
    }

    function createLanguageSelector(button) {
        let languageSelector = button.parentElement.querySelector('.language-selector');
        if (!languageSelector) {
            languageSelector = document.createElement('select');
            languageSelector.className = 'language-selector';
            languageSelector.style.marginLeft = '10px';
            languageSelector.style.border = '1px solid #ccc';
            languageSelector.style.borderRadius = '4px';
            languageSelector.style.padding = '2px';

            for (const [code, name] of Object.entries(supportedLanguages)) {
                const option = document.createElement('option');
                option.value = code;
                option.textContent = name;
                if (code === userLanguage) {
                    option.selected = true;
                }
                languageSelector.appendChild(option);
            }

            languageSelector.addEventListener('change', (event) => {
                userLanguage = event.target.value;
                localStorage.setItem('bsky-translate-language', userLanguage);
                console.log(`Language switched to:${supportedLanguages[userLanguage]}`);
            });

            button.parentElement.appendChild(languageSelector);
        }
    }

    function bindTranslateButtons() {
        const translateButtons = document.querySelectorAll('a[href*="https://translate.google.com"]');
        console.log(`Found ${translateButtons.length} translate buttons.`);

        translateButtons.forEach(button => {
            if (!button.dataset.bound) {
                button.dataset.bound = true;

                createLanguageSelector(button);

                button.addEventListener('click', async (event) => {
                    event.preventDefault();
                    event.stopPropagation();
                    console.log('Translate button clicked!');

                    const parentElement = button.parentElement.parentElement;
                    if (!parentElement) {
                        console.error('Parent element not found。');
                        return;
                    }

                    const postTextDiv = parentElement.previousElementSibling;
                    if (!postTextDiv) {
                        console.error('Previous sibling element not found, unable to translate.');
                        return;
                    }

                    const textToTranslate = postTextDiv.textContent.trim();
                    if (!textToTranslate) {
                        console.error('Text is empty, unable to translate.');
                        return;
                    }

                    const translationDiv = ensureTranslationContainer(postTextDiv);

                    translationDiv.textContent = 'Translating...';
                    try {
                        const translatedText = await translateText(textToTranslate, userLanguage);
                        console.log(`Original text:${textToTranslate}`);
                        console.log(`Translation result:${translatedText}`);
                        translationDiv.textContent = translatedText;
                        translationDiv.dataset.translated = 'true';
                    } catch (error) {
                        translationDiv.textContent = 'Translation failed, please try again later.。';
                        console.error('Translation failed. Check console logs for details.');
                    }
                });
            }
        });
    }

    bindTranslateButtons();

    const observer = new MutationObserver(() => {
        bindTranslateButtons();
    });

    const targetNode = document.body;
    const config = { childList: true, subtree: true };
    observer.observe(targetNode, config);
})();