) { if (!file.type.startsWith('image/')) { addLog('错误：请上传有效的图像文件。', 'system'); return; } const reader = new FileReader(); reader.onload = (e) => { imagePreview.src = e.target.result; imagePreview.style.display = 'block'; imagePreviewContainer.style.display = 'block'; uploadZone.style.display = 'none'; imageStatus.classList.add('active'); isImageLoaded = true; analyzeBtn.disabled = false; addLog('图像已成功加载。', 'user'); addLog('等待用户启动分析进程...', 'system'); }; reader.readAsDataURL(file); } // 2. 模拟 Agent 分析过程 analyzeBtn.addEventListener('click', async () => { if (!isImageLoaded) return; // UI 更新：禁用按钮，显示进度条 analyzeBtn.disabled = true; analyzeBtn.innerHTML = ' 分析中...'; progressContainer.style.display = 'block'; agentThinking.style.display = 'block'; agentStatus.classList.add('processing'); // 模拟步骤 const steps = [ { text: '正在初始化视觉编码器...', delay: 500 }, { text: '正在提取图像特征向量...', delay: 1500 }, { text: '正在调用大语言模型 (LLM) 进行推理...', delay: 2500 }, { text: '正在综合分析结果...', delay: 3500 } ]; for (let i = 0; i < steps.length; i++) { await wait(steps[i].delay); progressBar.style.width = `${((i + 1) / steps.length) * 100}%`; addLog(steps[i].text, 'system'); thinkingText.textContent = steps[i].text; } // 完成 await wait(500); progressBar.style.width = '100%'; addLog('分析完成！', 'agent'); agentStatus.classList.remove('processing'); agentStatus.classList.add('active'); // 确保显示为活跃状态 // 模拟生成最终结果 thinkingText.textContent = "分析完成。图像检测到包含高科技设备、电路板以及复杂的几何结构。"; analyzeBtn.innerHTML = ' 分析完成'; analyzeBtn.style.backgroundColor = 'var(--success-color)'; }); // 辅助函数：添加日志 function addLog(message, type) { const entry = document.createElement('div'); entry.className = `log-entry ${type}`; let icon = ''; if (type === 'system') icon = ''; if (type === 'user') icon = ''; if (type === 'agent') icon = ''; entry.innerHTML = `${icon} ${message}`; logContainer.appendChild(entry); logContainer.scrollTop = logContainer.scrollHeight; } // 辅助函数：等待 function wait(ms) { return new Promise(resolve => setTimeout(resolve, ms)); } })();