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import React, { useState, useEffect } from 'react';
import { useNavigate } from 'react-router-dom';
import { useAuth } from '../contexts/AuthContext';
import {
Box,
Typography,
Button,
Card,
CardContent,
Grid,
IconButton,
Chip,
CircularProgress,
Dialog,
DialogTitle,
DialogContent,
DialogActions,
Alert,
Tooltip,
Container
} from '@mui/material';
import {
Add as AddIcon,
Chat as ChatIcon,
Delete as DeleteIcon,
Storage as StorageIcon,
Timeline as TimelineIcon,
Logout as LogoutIcon,
Diamond as DiamondIcon
} from '@mui/icons-material';
import { listAgents, deleteAgent } from '../api/client';
function AgentList() {
const navigate = useNavigate();
const { logout } = useAuth();
const [agents, setAgents] = useState([]);
const [loading, setLoading] = useState(true);
const [error, setError] = useState(null);
const [deleteDialog, setDeleteDialog] = useState({ open: false, agent: null });
const [deleting, setDeleting] = useState(false);
useEffect(() => {
loadAgents();
}, []);
const loadAgents = async () => {
try {
setLoading(true);
const response = await listAgents();
setAgents(response.agents || []);
setError(null);
} catch (err) {
setError('Failed to load agents. Make sure the backend is running.');
console.error(err);
} finally {
setLoading(false);
}
};
const handleDelete = async () => {
if (!deleteDialog.agent) return;
try {
setDeleting(true);
await deleteAgent(deleteDialog.agent.name);
setDeleteDialog({ open: false, agent: null });
loadAgents();
} catch (err) {
setError(`Failed to delete agent: ${err.message}`);
} finally {
setDeleting(false);
}
};
const getDomainColor = (domain) => {
const colors = {
medical: '#ef4444',
legal: '#3b82f6',
cooking: '#f59e0b',
technology: '#22c55e',
finance: '#8b5cf6',
education: '#06b6d4',
};
return colors[domain?.toLowerCase()] || '#6b7280';
};
return (
<Box className="fade-in" sx={{ pb: 4 }}>
{/* Glass Header - Consistent with Dashboard */}
<Box
sx={{
position: 'sticky',
top: 16,
mx: 2,
mb: 4,
zIndex: 100,
display: 'flex',
alignItems: 'center',
justifyContent: 'space-between',
p: 2,
bgcolor: 'rgba(26, 26, 46, 0.8)',
backdropFilter: 'blur(12px)',
borderRadius: 3,
border: '1px solid rgba(255, 255, 255, 0.1)',
boxShadow: '0 8px 32px rgba(0, 0, 0, 0.2)',
}}
>
<Box display="flex" alignItems="center" gap={2}>
<DiamondIcon color="primary" sx={{ fontSize: 32 }} />
<Box>
<Typography variant="h6" fontWeight="bold">MEXAR <span style={{ opacity: 0.7 }}>Ultimate</span></Typography>
<Typography variant="caption" color="text.secondary">
Agent Management
</Typography>
</Box>
</Box>
<Box display="flex" gap={2}>
<Button
variant="contained"
startIcon={<AddIcon />}
onClick={() => navigate('/create')}
sx={{
background: 'linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%)',
boxShadow: '0 4px 20px rgba(139, 92, 246, 0.3)',
}}
>
New Agent
</Button>
<Tooltip title="Logout">
<IconButton
onClick={() => { logout(); navigate('/login'); }}
color="error"
sx={{
bgcolor: 'rgba(239, 68, 68, 0.1)',
'&:hover': { bgcolor: 'rgba(239, 68, 68, 0.2)' }
}}
>
<LogoutIcon />
</IconButton>
</Tooltip>
</Box>
</Box>
<Container maxWidth="lg">
{/* Error Alert */}
{error && (
<Alert severity="error" sx={{ mb: 4 }} onClose={() => setError(null)}>
{error}
</Alert>
)}
{/* Loading State */}
{loading && (
<Box sx={{ display: 'flex', justifyContent: 'center', py: 8 }}>
<CircularProgress />
</Box>
)}
{/* Empty State */}
{!loading && agents.length === 0 && (
<Box
textAlign="center"
py={8}
sx={{
bgcolor: 'rgba(26, 26, 46, 0.6)',
backdropFilter: 'blur(12px)',
borderRadius: 4,
border: '1px dashed rgba(255, 255, 255, 0.1)',
}}
>
<DiamondIcon sx={{ fontSize: 64, color: 'primary.main', mb: 2 }} />
<Typography variant="h5" gutterBottom fontWeight="bold">
No Agents Yet
</Typography>
<Typography color="text.secondary" sx={{ mb: 3 }}>
Create your first AI agent by uploading knowledge files.
</Typography>
<Button
variant="outlined"
startIcon={<AddIcon />}
onClick={() => navigate('/create')}
>
Create Agent
</Button>
</Box>
)}
{/* Agent Grid */}
{!loading && agents.length > 0 && (
<Grid container spacing={3}>
{agents.map((agent) => (
<Grid item xs={12} sm={6} md={4} key={agent.name}>
<Card
className="card-hover"
sx={{
height: '100%',
display: 'flex',
flexDirection: 'column',
cursor: 'pointer',
bgcolor: 'rgba(30, 30, 50, 0.6)',
backdropFilter: 'blur(10px)',
border: '1px solid rgba(255, 255, 255, 0.05)',
'&:hover': {
borderColor: 'primary.main',
transform: 'translateY(-4px)',
boxShadow: '0 12px 40px rgba(0,0,0,0.3)'
},
transition: 'all 0.3s ease'
}}
onClick={() => navigate(`/chat/${agent.name}`)}
>
<CardContent sx={{ flexGrow: 1 }}>
<Box sx={{ display: 'flex', justifyContent: 'space-between', mb: 2 }}>
<Chip
label={agent.domain || 'General'}
size="small"
sx={{
backgroundColor: getDomainColor(agent.domain),
color: 'white',
fontWeight: 600,
}}
/>
<IconButton
size="small"
color="error"
onClick={(e) => {
e.stopPropagation();
setDeleteDialog({ open: true, agent });
}}
>
<DeleteIcon fontSize="small" />
</IconButton>
</Box>
<Typography variant="h6" gutterBottom sx={{ fontWeight: 600, color: 'white' }}>
{agent.name.replace(/_/g, ' ').replace(/\b\w/g, (c) => c.toUpperCase())}
</Typography>
<Box sx={{ display: 'flex', gap: 2, mt: 2 }}>
<Box sx={{ display: 'flex', alignItems: 'center', gap: 0.5 }}>
<StorageIcon fontSize="small" color="primary" />
<Typography variant="body2" color="text.secondary">
{agent.stats?.nodes_count || 0} nodes
</Typography>
</Box>
<Box sx={{ display: 'flex', alignItems: 'center', gap: 0.5 }}>
<TimelineIcon fontSize="small" color="secondary" />
<Typography variant="body2" color="text.secondary">
{agent.stats?.edges_count || 0} edges
</Typography>
</Box>
</Box>
{agent.created_at && (
<Typography variant="caption" color="text.secondary" sx={{ mt: 2, display: 'block' }}>
Created: {new Date(agent.created_at).toLocaleDateString()}
</Typography>
)}
</CardContent>
<Box sx={{ p: 2, pt: 0 }}>
<Button
fullWidth
variant="contained"
startIcon={<ChatIcon />}
onClick={(e) => {
e.stopPropagation();
navigate(`/chat/${agent.name}`);
}}
sx={{
bgcolor: 'rgba(139, 92, 246, 0.2)',
'&:hover': { bgcolor: 'primary.main' }
}}
>
Chat
</Button>
</Box>
</Card>
</Grid>
))}
</Grid>
)}
{/* Delete Confirmation Dialog */}
<Dialog
open={deleteDialog.open}
onClose={() => setDeleteDialog({ open: false, agent: null })}
PaperProps={{
sx: {
bgcolor: '#1a1a2e',
color: 'white',
border: '1px solid rgba(255,255,255,0.1)'
}
}}
>
<DialogTitle>Delete Agent</DialogTitle>
<DialogContent>
<Typography color="text.secondary">
Are you sure you want to delete <strong>{deleteDialog.agent?.name}</strong>? This action cannot be undone.
</Typography>
</DialogContent>
<DialogActions>
<Button onClick={() => setDeleteDialog({ open: false, agent: null })} disabled={deleting} sx={{ color: 'text.secondary' }}>
Cancel
</Button>
<Button onClick={handleDelete} color="error" variant="contained" disabled={deleting}>
{deleting ? <CircularProgress size={24} color="inherit" /> : 'Delete'}
</Button>
</DialogActions>
</Dialog>
</Container>
</Box>
);
}
export default AgentList;
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