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fix: enhance Agent UI viz #49

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fix: enhance Agent UI viz #49

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39 changes: 24 additions & 15 deletions src/repello_agent_wiz/visualizers/agent_ui/package-lock.json
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1 change: 1 addition & 0 deletions src/repello_agent_wiz/visualizers/agent_ui/package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@
"@mui/material": "^7.3.4",
"axios": "^1.12.2",
"dagre": "^0.8.5",
"html-to-image": "^1.11.13",
"react": "^18.3.1",
"react-dom": "^18.3.1",
"react-flow-renderer": "^10.3.17",
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116 changes: 106 additions & 10 deletions src/repello_agent_wiz/visualizers/agent_ui/src/App.tsx
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
import { useState, useCallback } from 'react';
import { useState, useCallback, useRef, useEffect } from 'react';
import { Box, AppBar, Toolbar, Typography, Switch, Drawer, Card, List, ListItem, ButtonGroup, Button, Snackbar, TextField, InputAdornment } from '@mui/material';
import ReactFlow, { MiniMap, Controls, Background, ReactFlowProvider, useReactFlow, useNodesState, useEdgesState, addEdge, ConnectionLineType} from 'reactflow';
import type {Node, Edge, Connection} from 'reactflow';
import { toPng } from 'html-to-image';
import { loadGraph } from './graphLoader';
import SearchIcon from './assets/search.svg';
import AgentIcon from './assets/agent.svg';
Expand All @@ -22,15 +23,23 @@ const { nodes: initialNodes, edges: initialEdges, framework } = loadGraph();
let nodeIdCounter = initialNodes.length + 1;
const getId = () => `new-node-${nodeIdCounter++}`;

function FlowCanvas({ nodes, edges, setNodes, setEdges, highlighted, onNodeClick, onEdgeClick, onNodesChange, onEdgesChange }: {
function FlowCanvas({ nodes, edges, setNodes, setEdges, highlighted, onNodeClick, onEdgeClick, onNodesChange, onEdgesChange, exportRef, themeDark }: {
nodes: Node<any>[]; edges: Edge<any>[]; setNodes: any; setEdges: any;
highlighted: string | null;
onNodeClick: (e: any, node: any) => void; onEdgeClick: (e: any, edge: any) => void;
onNodesChange: any; onEdgesChange: any;
exportRef?: React.MutableRefObject<any>;
themeDark: boolean;
}) {
const [search, setSearch] = useState('');
const { setCenter, fitView, screenToFlowPosition } = useReactFlow();

useEffect(() => {
if (exportRef) {
exportRef.current = { fitView, nodes };
}
}, [exportRef, fitView, nodes]);

const onConnect = useCallback(
(params: Connection) => setEdges((eds: Edge[]) => addEdge(params, eds)),
[setEdges]
Expand Down Expand Up @@ -112,6 +121,25 @@ function FlowCanvas({ nodes, edges, setNodes, setEdges, highlighted, onNodeClick
padding: 6,
});

const getEdgeStyle = (edge: Edge) => {
const baseStyle = edge.style || {};
if (themeDark) {
return {
...baseStyle,
stroke: baseStyle.stroke || '#5568d3',
strokeWidth: baseStyle.strokeWidth || 3,
opacity: baseStyle.opacity || 0.85,
};
} else {
return {
...baseStyle,
stroke: baseStyle.stroke || '#4A90E2',
strokeWidth: baseStyle.strokeWidth || 2.5,
opacity: baseStyle.opacity || 0.75,
};
}
};

return (
<>
<Box sx={{ p: 2, pb: 0, display: 'flex', alignItems: 'center', gap: 2 }}>
Expand Down Expand Up @@ -157,7 +185,7 @@ function FlowCanvas({ nodes, edges, setNodes, setEdges, highlighted, onNodeClick

<ReactFlow
nodes={nodes.map(n => ({ ...n, style: getNodeStyle(n.id, n.data?.color) }))}
edges={edges}
edges={edges.map(e => ({ ...e, style: getEdgeStyle(e) }))}
nodeTypes={nodeTypes}
edgeTypes={edgeTypes}
connectionLineComponent={FloatingConnectionLine}
Expand Down Expand Up @@ -200,6 +228,7 @@ function App() {
const [selectedDetails, setSelectedDetails] = useState<any>(null);
const [snackbarOpen, setSnackbarOpen] = useState(false);
const [highlighted, setHighlighted] = useState<string | null>(null);
const exportRef = useRef<any>(null);

const handleNodeClick = useCallback((_e: any, node: any) => {
setSelectedDetails({ type: 'node', ...node.data, id: node.id, position: node.position });
Expand All @@ -215,20 +244,84 @@ function App() {
const handleCloseDrawer = () => { setDrawerOpen(false); setSelectedDetails(null); setHighlighted(null); };
const handleThemeToggle = () => setThemeDark((p) => !p);
const handleSnackbarClose = () => setSnackbarOpen(false);
const handleResetLayout = useCallback(() => {
setNodes(initialNodes);
setEdges(initialEdges);
setHighlighted(null);
setSnackbarOpen(true);
}, [setNodes, setEdges]);

const onDragStart = (event: React.DragEvent, nodeType: string) => {
event.dataTransfer.setData('application/reactflow', nodeType);
event.dataTransfer.effectAllowed = 'move';
};

const handleExport = useCallback(() => {
if (!exportRef.current || !exportRef.current.fitView) return;

const minMap = document.querySelector('.react-flow__minimap');
const controls = document.querySelector('.react-flow__controls');

if (minMap) (minMap as HTMLElement).style.display = 'none';
if (controls) (controls as HTMLElement).style.display = 'none';

exportRef.current.fitView({ padding: 0.2, duration: 200 });

setTimeout(() => {
const container = document.querySelector('.react-flow') as HTMLElement;
if (!container) {
if (minMap) (minMap as HTMLElement).style.display = '';
if (controls) (controls as HTMLElement).style.display = '';
return;
}

toPng(container, {
backgroundColor: themeDark ? '#0f1720' : '#fbfcff',
pixelRatio: 2,
cacheBust: true,
}).then((dataUrl: string) => {
const link = document.createElement('a');
link.download = 'agent-workflow.png';
link.href = dataUrl;
link.click();

if (minMap) (minMap as HTMLElement).style.display = '';
if (controls) (controls as HTMLElement).style.display = '';
}).catch((err: any) => {
console.error('Export failed:', err);
if (minMap) (minMap as HTMLElement).style.display = '';
if (controls) (controls as HTMLElement).style.display = '';
});
}, 300);
}, [themeDark]);

return (
<Box sx={{ height: '100vh', width: '100vw', display: 'flex', flexDirection: 'column', bgcolor: themeDark ? '#0f1720' : '#fbfcff', overflow: 'hidden' }}>
<AppBar position="static" color={themeDark ? 'default' : 'primary'}>
<AppBar
position="static"
sx={{
bgcolor: themeDark ? '#1a2332' : '#1976d2',
color: themeDark ? '#f5f5f5' : '#ffffff',
boxShadow: themeDark ? '0 2px 8px rgba(0,0,0,0.3)' : '0 2px 8px rgba(0,0,0,0.15)',
transition: 'all 0.3s ease-in-out'
}}
>
<Toolbar>
<Typography variant="h6">Agent-Workflow ({framework})</Typography>
<Typography variant="h6" sx={{ fontWeight: 600 }}>Agent-Workflow ({framework})</Typography>
<Box sx={{ flex: 1 }} />
<Typography variant="body2" sx={{ mr: 1 }}>{themeDark ? 'Dark' : 'Light'}</Typography>
<Switch checked={themeDark} onChange={handleThemeToggle} />
<Typography variant="body2" sx={{ mr: 1, fontWeight: 500 }}>{themeDark ? 'Dark' : 'Light'}</Typography>
<Switch
checked={themeDark}
onChange={handleThemeToggle}
sx={{
'& .MuiSwitch-switchBase.Mui-checked': {
color: themeDark ? '#90caf9' : '#fff'
},
'& .MuiSwitch-switchBase.Mui-checked + .MuiSwitch-track': {
backgroundColor: themeDark ? '#64b5f6' : '#90caf9'
}
}}
/>
</Toolbar>
</AppBar>

Expand Down Expand Up @@ -288,8 +381,8 @@ function App() {

<Box sx={{ mt: 2 }}>
<ButtonGroup orientation="vertical" variant="outlined" size="small" fullWidth>
<Button onClick={() => setSnackbarOpen(true)}>Reset Layout</Button>
<Button onClick={() => window.print()}>Export</Button>
<Button onClick={handleResetLayout}>Reset Layout</Button>
<Button onClick={handleExport}>Export</Button>
</ButtonGroup>
</Box>
</Box>
Expand All @@ -305,6 +398,8 @@ function App() {
onEdgeClick={handleEdgeClick}
onNodesChange={onNodesChange}
onEdgesChange={onEdgesChange}
exportRef={exportRef}
themeDark={themeDark}
/>
</Box>

Expand Down Expand Up @@ -353,7 +448,8 @@ function App() {

<Box sx={{ p: 2, display: 'flex', alignItems: 'center' }}>
<ButtonGroup>
<Button onClick={() => setSnackbarOpen(true)}>Reset Layout</Button>
<Button onClick={handleResetLayout}>Reset Layout</Button>
<Button onClick={handleExport}>Export</Button>
</ButtonGroup>
<Snackbar open={snackbarOpen} autoHideDuration={2000} onClose={handleSnackbarClose} message="Layout reset!" />
</Box>
Expand Down