index.html

) {
                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 = '<i class="fa-solid fa-spinner fa-spin"></i> 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 = '<i class="fa-solid fa-check"></i> 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 = '<i class="fa-solid fa-terminal"></i>';
                if (type === 'user') icon = '<i class="fa-solid fa-user"></i>';
                if (type === 'agent') icon = '<i class="fa-solid fa-robot"></i>';

                entry.innerHTML = `${icon} <span>${message}</span>`;
                logContainer.appendChild(entry);
                logContainer.scrollTop = logContainer.scrollHeight;
            }

            // 辅助函数：等待
            function wait(ms) {
                return new Promise(resolve => setTimeout(resolve, ms));
            }
        })();
    </script>
</body>
</html>