134 lines
4.2 KiB
JavaScript
134 lines
4.2 KiB
JavaScript
// 分析功能脚本
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let currentUserId = null;
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// DOM元素
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const loginSection = document.getElementById('loginSection');
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const requestSection = document.getElementById('requestSection');
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const analysisSection = document.getElementById('analysisSection');
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const messageArea = document.getElementById('messageArea');
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const loginBtn = document.getElementById('loginBtn');
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const userIdInput = document.getElementById('userId');
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const analyzeBtn = document.getElementById('analyzeBtn');
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const mealDataTextarea = document.getElementById('mealData');
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const analysisResult = document.getElementById('analysisResult');
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// 显示消息
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function showMessage(message, type = 'info') {
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messageArea.textContent = message;
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messageArea.className = `message-area ${type}`;
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setTimeout(() => {
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messageArea.className = 'message-area';
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messageArea.style.display = 'none';
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}, 3000);
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}
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// 用户登录
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loginBtn.addEventListener('click', async () => {
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const userId = userIdInput.value.trim();
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if (!userId) {
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showMessage('请输入用户ID', 'error');
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return;
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}
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loginBtn.disabled = true;
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loginBtn.textContent = '登录中...';
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try {
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const response = await fetch('/api/user/login', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json; charset=utf-8'
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},
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body: JSON.stringify({
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user_id: userId
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})
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});
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const data = await response.json();
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if (data.success) {
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currentUserId = userId;
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loginSection.style.display = 'none';
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requestSection.style.display = 'block';
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showMessage(`欢迎，${data.name || userId}！`, 'success');
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} else {
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showMessage(data.message || '登录失败', 'error');
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}
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} catch (error) {
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console.error('登录失败:', error);
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showMessage('登录失败，请检查网络连接', 'error');
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} finally {
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loginBtn.disabled = false;
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loginBtn.textContent = '登录';
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}
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});
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// 开始分析
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analyzeBtn.addEventListener('click', async () => {
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const mealDataText = mealDataTextarea.value.trim();
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if (!mealDataText) {
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showMessage('请输入餐食信息', 'error');
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return;
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}
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analyzeBtn.disabled = true;
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analyzeBtn.textContent = '分析中...';
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try {
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const response = await fetch('/api/analysis/nutrition', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json; charset=utf-8'
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},
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body: JSON.stringify({
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user_id: currentUserId,
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meal_data: {
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text: mealDataText
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}
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})
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});
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const data = await response.json();
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if (data.success && data.analysis) {
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displayAnalysis(data.analysis);
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analysisSection.style.display = 'block';
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showMessage('分析完成！', 'success');
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} else {
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showMessage(data.message || '分析失败', 'error');
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}
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} catch (error) {
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console.error('分析失败:', error);
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showMessage('分析失败，请检查网络连接', 'error');
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} finally {
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analyzeBtn.disabled = false;
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analyzeBtn.textContent = '开始分析';
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}
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});
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// 显示分析结果
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function displayAnalysis(analysis) {
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analysisResult.innerHTML = '';
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if (typeof analysis === 'string') {
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// 如果是字符串，直接显示
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analysisResult.innerHTML = `<div class="analysis-section"><p>${analysis.replace(/\n/g, '<br>')}</p></div>`;
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} else if (analysis.analysis) {
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// 如果包含analysis字段
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analysisResult.innerHTML = `<div class="analysis-section"><h4>分析结果</h4><p>${analysis.analysis.replace(/\n/g, '<br>')}</p></div>`;
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} else {
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// 如果是对象，格式化显示
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for (const [key, value] of Object.entries(analysis)) {
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const section = document.createElement('div');
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section.className = 'analysis-section';
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section.innerHTML = `<h4>${key}</h4><p>${typeof value === 'string' ? value.replace(/\n/g, '<br>') : JSON.stringify(value, null, 2)}</p>`;
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analysisResult.appendChild(section);
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}
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}
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}
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