239 lines
8.0 KiB
JavaScript
239 lines
8.0 KiB
JavaScript
// 从配置文件导入设置
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// 配置在 env.js 文件中定义
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// DOM 元素
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const sourceTextInput = document.getElementById('sourceText');
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const targetLanguageSelect = document.getElementById('targetLanguage');
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const translateBtn = document.getElementById('translateBtn');
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const loadingDiv = document.getElementById('loading');
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const translationResultContainer = document.getElementById('translationResult');
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// 调用后端API
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async function callBackendAPI(sourceText, targetLanguage) {
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try {
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const response = await fetch('http://127.0.0.1:5002/api/aimodelapp/translation', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json'
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},
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body: JSON.stringify({
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source_text: sourceText,
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target_language: targetLanguage
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})
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});
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if (!response.ok) {
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const errorData = await response.json();
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throw new Error(errorData.error || `API请求失败: ${response.status} ${response.statusText}`);
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}
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const data = await response.json();
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if (data.success) {
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return data.translation_result;
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} else {
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throw new Error(data.error || 'API响应格式异常');
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}
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} catch (error) {
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console.error('API调用错误:', error);
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throw error;
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}
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}
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// 解析AI响应
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function parseAIResponse(response) {
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try {
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// 尝试直接解析JSON
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const parsed = JSON.parse(response);
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return parsed;
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} catch (error) {
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// 如果直接解析失败，尝试提取JSON部分
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const jsonMatch = response.match(/\{[\s\S]*\}/);
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if (jsonMatch) {
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try {
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const parsed = JSON.parse(jsonMatch[0]);
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return parsed;
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} catch (e) {
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console.error('JSON解析失败:', e);
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}
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}
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// 如果JSON解析失败，返回空对象
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console.error('无法解析AI响应:', response);
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return {};
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}
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}
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// 显示翻译结果
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function displayTranslationResult(result) {
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translationResultContainer.innerHTML = '';
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if (!result || !result.translation) {
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translationResultContainer.innerHTML = '<div class="placeholder">翻译失败，请尝试重新翻译</div>';
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return;
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}
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// 创建结果容器
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const resultDiv = document.createElement('div');
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resultDiv.className = 'translation-result';
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// 检测到的源语言
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if (result.detected_language) {
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const detectedLangDiv = document.createElement('div');
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detectedLangDiv.className = 'detected-language';
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detectedLangDiv.innerHTML = `<span class="label">检测到的语言：</span><span class="value">${result.detected_language}</span>`;
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resultDiv.appendChild(detectedLangDiv);
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}
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// 主要翻译结果
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const mainTranslationDiv = document.createElement('div');
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mainTranslationDiv.className = 'main-translation';
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mainTranslationDiv.innerHTML = `
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<div class="translation-header">
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<span class="label">翻译结果：</span>
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<button class="copy-btn" onclick="copyToClipboard('${result.translation.replace(/'/g, "\\'")}')">复制</button>
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</div>
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<div class="translation-text">${result.translation}</div>
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`;
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resultDiv.appendChild(mainTranslationDiv);
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// 发音指导
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if (result.pronunciation) {
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const pronunciationDiv = document.createElement('div');
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pronunciationDiv.className = 'pronunciation';
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pronunciationDiv.innerHTML = `<span class="label">发音：</span><span class="value">${result.pronunciation}</span>`;
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resultDiv.appendChild(pronunciationDiv);
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}
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// 备选翻译
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if (result.alternative_translations && result.alternative_translations.length > 0) {
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const alternativesDiv = document.createElement('div');
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alternativesDiv.className = 'alternatives';
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alternativesDiv.innerHTML = '<div class="alternatives-title">备选翻译：</div>';
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result.alternative_translations.forEach((alt, index) => {
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if (alt && alt.trim()) {
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const altDiv = document.createElement('div');
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altDiv.className = 'alternative-item';
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altDiv.innerHTML = `
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<span class="alternative-text">${alt}</span>
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<button class="copy-btn-small" onclick="copyToClipboard('${alt.replace(/'/g, "\\'")}')">复制</button>
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`;
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alternativesDiv.appendChild(altDiv);
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}
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});
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resultDiv.appendChild(alternativesDiv);
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}
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// 翻译说明
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if (result.explanation) {
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const explanationDiv = document.createElement('div');
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explanationDiv.className = 'explanation';
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explanationDiv.innerHTML = `<span class="label">翻译说明：</span><div class="explanation-text">${result.explanation}</div>`;
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resultDiv.appendChild(explanationDiv);
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}
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translationResultContainer.appendChild(resultDiv);
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}
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// 复制到剪贴板
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function copyToClipboard(text) {
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navigator.clipboard.writeText(text).then(() => {
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showSuccessToast('已复制到剪贴板');
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}).catch(err => {
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console.error('复制失败:', err);
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// 备用复制方法
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const textArea = document.createElement('textarea');
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textArea.value = text;
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document.body.appendChild(textArea);
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textArea.select();
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try {
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document.execCommand('copy');
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showSuccessToast('已复制到剪贴板');
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} catch (e) {
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showErrorMessage('复制失败，请手动复制');
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}
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document.body.removeChild(textArea);
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});
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}
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// 显示成功提示
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function showSuccessToast(message) {
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const toast = document.createElement('div');
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toast.className = 'success-toast';
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toast.textContent = message;
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document.body.appendChild(toast);
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setTimeout(() => {
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toast.classList.add('show');
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}, 100);
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setTimeout(() => {
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toast.classList.remove('show');
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setTimeout(() => {
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document.body.removeChild(toast);
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}, 300);
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}, 2000);
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}
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// 显示错误信息
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function showErrorMessage(message) {
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const errorDiv = document.createElement('div');
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errorDiv.className = 'error';
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errorDiv.textContent = message;
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translationResultContainer.innerHTML = '';
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translationResultContainer.appendChild(errorDiv);
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}
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// 显示加载状态
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function showLoading(show) {
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loadingDiv.style.display = show ? 'block' : 'none';
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translateBtn.disabled = show;
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translateBtn.textContent = show ? '翻译中...' : '开始翻译';
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}
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// 执行翻译
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async function performTranslation() {
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const sourceText = sourceTextInput.value.trim();
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const targetLanguage = targetLanguageSelect.value;
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if (!sourceText) {
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showErrorMessage('请输入要翻译的内容');
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return;
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}
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showLoading(true);
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translationResultContainer.innerHTML = '';
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try {
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const result = await callBackendAPI(sourceText, targetLanguage);
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const parsedResult = parseAIResponse(result);
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displayTranslationResult(parsedResult);
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} catch (error) {
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console.error('翻译失败:', error);
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showErrorMessage(`翻译失败: ${error.message}`);
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} finally {
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showLoading(false);
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}
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}
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// 事件监听器
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translateBtn.addEventListener('click', performTranslation);
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// 回车键翻译
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sourceTextInput.addEventListener('keypress', (e) => {
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if (e.key === 'Enter' && !e.shiftKey) {
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e.preventDefault();
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performTranslation();
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}
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});
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// 页面加载完成后的初始化
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document.addEventListener('DOMContentLoaded', () => {
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// 设置默认占位符
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translationResultContainer.innerHTML = '<div class="placeholder">请输入要翻译的内容，然后选择目标语言并点击翻译按钮</div>';
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});
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// 导出函数供HTML调用
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window.copyToClipboard = copyToClipboard;
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window.performTranslation = performTranslation; |