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import { useGifGenerator } from '@/hooks/useGifGenerator';
import { useJsonExporter } from '@/hooks/useJsonExporter';
import { selectError, selectFinalStep, selectSteps, selectTrace, useAgentStore } from '@/stores/agentStore';
import { AgentStep, AgentTraceMetadata } from '@/types/agent';
import ImageIcon from '@mui/icons-material/Image';
import MonitorIcon from '@mui/icons-material/Monitor';
import PlayCircleIcon from '@mui/icons-material/PlayCircle';
import { Box, Button, CircularProgress, keyframes, Typography } from '@mui/material';
import React from 'react';
import { useNavigate } from 'react-router-dom';
import { CompletionView } from './completionview/CompletionView';
// Animation for live indicator
const livePulse = keyframes`
0%, 100% {
opacity: 1;
transform: scale(1);
}
50% {
opacity: 0.7;
transform: scale(1.2);
}
`;
interface SandboxViewerProps {
vncUrl: string;
isAgentProcessing?: boolean;
metadata?: AgentTraceMetadata;
traceStartTime?: Date;
selectedStep?: AgentStep | null; // The step to display in time-travel mode
isRunning?: boolean; // Is the agent currently running
}
export const SandboxViewer: React.FC<SandboxViewerProps> = ({
vncUrl,
isAgentProcessing = false,
metadata,
traceStartTime,
selectedStep,
isRunning = false
}) => {
const navigate = useNavigate();
const error = useAgentStore(selectError);
const finalStep = useAgentStore(selectFinalStep);
const steps = useAgentStore(selectSteps);
const trace = useAgentStore(selectTrace);
const resetAgent = useAgentStore((state) => state.resetAgent);
const setSelectedStepIndex = useAgentStore((state) => state.setSelectedStepIndex);
// Get the latest screenshot from steps (for non-VNC mode)
const latestScreenshot = steps && steps.length > 0 ? steps[steps.length - 1].image : null;
// Hook to generate GIF
const { isGenerating, error: gifError, generateAndDownloadGif } = useGifGenerator({
steps: steps || [],
traceId: finalStep?.metadata.traceId || '',
});
// Hook to export JSON
const { downloadTraceAsJson } = useJsonExporter({
trace,
steps: steps || [],
metadata: finalStep?.metadata || metadata,
finalStep,
});
// Extract final_answer from the last step, or fallback to last thought
const getFinalAnswer = (): string | null => {
console.log('🔍 getFinalAnswer - steps:', steps);
if (!steps || steps.length === 0) {
console.log('❌ No steps available');
return null;
}
// Try to find final_answer in any step (iterate backwards)
for (let i = steps.length - 1; i >= 0; i--) {
const step = steps[i];
if (step.actions && Array.isArray(step.actions)) {
const finalAnswerAction = step.actions.find(
(action) => action.function_name === 'final_answer'
);
if (finalAnswerAction) {
// Handle both named parameter and positional argument
const result = finalAnswerAction?.parameters?.answer || finalAnswerAction?.parameters?.arg_0 || null;
console.log('✅ Final answer found in step', i + 1, ':', result);
return result;
}
}
}
console.log('🔍 No final_answer found, looking for last thought...');
// Fallback: find the last step with a thought (iterate backwards)
for (let i = steps.length - 1; i >= 0; i--) {
const step = steps[i];
if (step.thought) {
console.log('📝 Using thought from step', i + 1, 'as fallback:', step.thought);
return step.thought;
}
}
console.log('❌ No final answer or thought found in any step');
return null;
};
const finalAnswer = getFinalAnswer();
console.log('🎯 Final answer to display:', finalAnswer);
// Determine if we should show success/fail status
const showStatus = !isRunning && !selectedStep && finalStep;
// Handler to go back to home
const handleBackToHome = () => {
// Reset frontend state
useAgentStore.getState().resetAgent();
// Reload the page to reconnect websocket
window.location.href = '/';
};
// Handler to go back to live mode
const handleGoLive = () => {
setSelectedStepIndex(null);
};
return (
<Box
sx={{
flex: '1 1 auto',
display: 'flex',
flexDirection: 'column',
position: 'relative',
border: '1px solid',
borderColor: showStatus
? ((finalStep?.type === 'failure' || finalStep?.type === 'sandbox_timeout') ? 'error.main' : 'success.main')
: ((vncUrl || isAgentProcessing) && !selectedStep && !showStatus ? 'primary.main' : 'divider'),
borderRadius: '12px',
backgroundColor: 'background.paper',
transition: 'border 0.3s ease',
overflow: 'hidden',
}}
>
{/* Live Badge or Go Live Button */}
{vncUrl && !showStatus && (
<>
{!selectedStep ? (
// Live Badge when in live mode
<Box
sx={{
position: 'absolute',
top: 12,
right: 12,
zIndex: 10,
display: 'flex',
alignItems: 'center',
gap: 1,
px: 2,
py: 1,
backgroundColor: (theme) =>
theme.palette.mode === 'dark'
? 'rgba(0, 0, 0, 0.7)'
: 'rgba(255, 255, 255, 0.9)',
backdropFilter: 'blur(8px)',
borderRadius: 0.75,
border: '1px solid',
borderColor: 'primary.main',
boxShadow: (theme) =>
theme.palette.mode === 'dark'
? '0 2px 8px rgba(0, 0, 0, 0.4)'
: '0 2px 8px rgba(0, 0, 0, 0.1)',
}}
>
<Box
sx={{
width: 10,
height: 10,
borderRadius: '50%',
backgroundColor: 'error.main',
animation: `${livePulse} 2s ease-in-out infinite`,
}}
/>
<Typography
variant="caption"
sx={{
fontSize: '0.8rem',
fontWeight: 700,
color: 'text.primary',
textTransform: 'uppercase',
letterSpacing: '0.5px',
}}
>
Live
</Typography>
</Box>
) : (
// Go Live Button when viewing a specific step
<Button
onClick={handleGoLive}
startIcon={<PlayCircleIcon sx={{ fontSize: 20 }} />}
sx={{
position: 'absolute',
top: 12,
right: 12,
zIndex: 10,
px: 2,
py: 1,
backgroundColor: (theme) =>
theme.palette.mode === 'dark'
? 'rgba(0, 0, 0, 0.7)'
: 'rgba(255, 255, 255, 0.9)',
backdropFilter: 'blur(8px)',
borderRadius: 0.75,
border: '1px solid',
borderColor: 'primary.main',
boxShadow: (theme) =>
theme.palette.mode === 'dark'
? '0 2px 8px rgba(0, 0, 0, 0.4)'
: '0 2px 8px rgba(0, 0, 0, 0.1)',
fontSize: '0.8rem',
fontWeight: 700,
textTransform: 'uppercase',
letterSpacing: '0.5px',
color: 'primary.main',
'&:hover': {
backgroundColor: (theme) =>
theme.palette.mode === 'dark'
? 'rgba(0, 0, 0, 0.85)'
: 'rgba(255, 255, 255, 1)',
borderColor: 'primary.dark',
},
}}
>
Go Live
</Button>
)}
</>
)}
<Box
sx={{
flex: 1,
minHeight: 0,
display: 'flex',
alignItems: 'center',
justifyContent: 'center',
}}
>
{showStatus && finalStep ? (
// Show success/fail status when agent has completed
<CompletionView
finalStep={finalStep}
trace={trace}
steps={steps}
metadata={metadata}
finalAnswer={finalAnswer}
isGenerating={isGenerating}
gifError={gifError}
onGenerateGif={generateAndDownloadGif}
onDownloadJson={downloadTraceAsJson}
onBackToHome={handleBackToHome}
/>
) : selectedStep ? (
// Time-travel mode: Show screenshot of selected step
<Box
sx={{
width: '100%',
height: '100%',
display: 'flex',
alignItems: 'center',
justifyContent: 'center',
overflow: 'auto',
backgroundColor: 'black',
position: 'relative',
}}
>
{selectedStep.image ? (
<img
src={selectedStep.image}
alt="Step screenshot"
style={{
maxWidth: '100%',
maxHeight: '100%',
objectFit: 'contain',
}}
/>
) : (
<Box
sx={{
textAlign: 'center',
p: 4,
color: 'text.secondary',
width: '100%',
height: '100%',
display: 'flex',
flexDirection: 'column',
alignItems: 'center',
justifyContent: 'center',
}}
>
<ImageIcon sx={{ fontSize: 48, mb: 2, opacity: 0.5 }} />
<Typography variant="body2" sx={{ fontWeight: 600, mb: 0.5, fontSize: '0.875rem', color: 'text.primary' }}>
No screenshot available
</Typography>
<Typography variant="caption" sx={{ fontSize: '0.75rem', color: 'text.secondary' }}>
This step doesn't have a screenshot
</Typography>
</Box>
)}
</Box>
) : vncUrl ? (
// Live mode: Show VNC stream
<iframe
src={vncUrl}
style={{ width: '100%', height: '100%', border: 'none' }}
title="OS Stream"
lang="en"
/>
) : latestScreenshot ? (
// Live mode without VNC: Show latest screenshot
<Box
sx={{
width: '100%',
height: '100%',
display: 'flex',
alignItems: 'center',
justifyContent: 'center',
overflow: 'auto',
backgroundColor: 'black',
position: 'relative',
}}
>
<img
src={latestScreenshot}
alt="Latest screenshot"
style={{
maxWidth: '100%',
maxHeight: '100%',
objectFit: 'contain',
}}
/>
</Box>
) : isAgentProcessing ? (
// Loading state
<Box
sx={{
textAlign: 'center',
p: 4,
color: 'text.secondary',
width: '100%',
height: '100%',
display: 'flex',
flexDirection: 'column',
alignItems: 'center',
justifyContent: 'center',
}}
>
<CircularProgress
size={48}
sx={{
mb: 2,
color: 'primary.main'
}}
/>
<Typography variant="body2" sx={{ fontWeight: 600, mb: 0.5, fontSize: '0.875rem', color: 'text.primary' }}>
Starting FARA Agent...
</Typography>
<Typography variant="caption" sx={{ fontSize: '0.75rem', color: 'text.secondary' }}>
Initializing browser environment
</Typography>
</Box>
) : (
// No stream available
<Box
sx={{
textAlign: 'center',
p: 4,
color: 'text.secondary',
width: '100%',
height: '100%',
display: 'flex',
flexDirection: 'column',
alignItems: 'center',
justifyContent: 'center',
}}
>
<MonitorIcon sx={{ fontSize: 48, mb: 2, opacity: 0.5 }} />
<Typography variant="body2" sx={{ fontWeight: 600, mb: 0.5, fontSize: '0.875rem' }}>
No stream available
</Typography>
<Typography variant="caption" sx={{ fontSize: '0.75rem', color: 'text.secondary' }}>
Stream will appear when agent starts
</Typography>
</Box>
)}
</Box>
</Box>
);
};
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