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import IconButton from '@mui/material/IconButton';
import Badge from '@mui/material/Badge';
import Popover from '@mui/material/Popover';
import List from '@mui/material/List';
import ListItem from '@mui/material/ListItem';
import ListItemText from '@mui/material/ListItemText';
import Button from '@mui/material/Button';
import Typography from '@mui/material/Typography';
import Box from '@mui/material/Box';
import Tooltip from '@mui/material/Tooltip';
import OlympicLoader from '../OlympicLoader';
import ShoppingCartIcon from '@mui/icons-material/ShoppingCart';
import AddIcon from '@mui/icons-material/Add';
import RemoveIcon from '@mui/icons-material/Remove';
import { useCartStore, type CartItem } from '../../stores/useCartStore';
import { useLanguageStore } from '../../stores/useLanguageStore';
import { useTranslation } from 'react-i18next';
import { Link } from 'react-router-dom';
import { formatCurrency } from '../../utils/format';
import { useReloadCart } from '../../hooks/useReloadCart';
import { useStockChangeNotifier } from '../../hooks/useStockChangeNotifier';
import { useCustomSnackbar } from '../../hooks/useCustomSnackbar';
export default function CartPreview() {
const { t } = useTranslation(['common', 'cart']);
const { notify } = useCustomSnackbar();
const lang = useLanguageStore(s => s.lang);
// Reload logic extracted
const { loading, hasError, reload, isReloading } = useReloadCart();
// Items from store
const items = useCartStore(s => s.items);
useStockChangeNotifier(items, isReloading);
const addItem = useCartStore.getState().addItem;
const isLocked = useCartStore(s => s.isLocked);
// Popover state
const [anchorEl, setAnchorEl] = useState<HTMLElement | null>(null);
const open = Boolean(anchorEl);
const id = open ? 'cart-popover' : undefined;
const cartCount = items.reduce((sum, i) => sum + i.quantity, 0);
const total = items.reduce((sum, i) => sum + i.quantity * i.price, 0);
const handleOpen = useCallback((e: React.MouseEvent<HTMLElement>) => {
setAnchorEl(e.currentTarget);
reload();
}, [reload]);
const handleClose = useCallback(() => setAnchorEl(null), []);
const adjustQty = useCallback(
async (item: CartItem, delta: number) => {
if (isLocked) {
notify(t('cart:errors.cart_locked'), 'warning');
return;
}
const newQty = Math.max(0, item.quantity + delta);
if (newQty > item.availableQuantity) {
notify(
t('cart:cart.not_enough_stock', { count: item.availableQuantity }),
'warning'
);
return;
}
try {
await addItem(item.id, newQty, item.availableQuantity);
if (delta > 0) {
notify(
t('cart:cart.add_success'),
'success'
);
} else {
notify(
t('cart:cart.remove_success'),
'success'
);
}
} catch (err: any) {
if (err.message === 'CartLocked') {
notify(t('cart:errors.cart_locked'), 'warning');
} else {
notify(t('cart:errors.error_update'), 'error');
}
}
},
[addItem, notify, t, isLocked]
);
return (
<>
<IconButton
aria-describedby={id}
onClick={handleOpen}
color="inherit"
aria-label={t('common:navbar.cart')}
>
<Badge
badgeContent={cartCount}
color="info"
anchorOrigin={{ vertical: 'bottom', horizontal: 'right' }}
>
<ShoppingCartIcon />
</Badge>
</IconButton>
<Popover
id={id}
open={open}
anchorEl={anchorEl}
onClose={handleClose}
anchorOrigin={{ vertical: 'bottom', horizontal: 'right' }}
transformOrigin={{ vertical: 'top', horizontal: 'right' }}
sx={{ '& .MuiPopover-paper': { width: 300, p: 1 } }}
>
{isLocked && (
<Box sx={{ p: 1 }}>
<Typography variant="body2" color="warning.main">
{t('cart:cart.payment_in_progress')}
</Typography>
</Box>
)}
{loading ? (
<Box sx={{ p: 2, textAlign: 'center' }}>
<OlympicLoader />
</Box>
) : hasError ? (
<Typography sx={{ p: 2 }} variant="body2">
{t('cart:cart.unavailable')}
</Typography>
) : items.length === 0 ? (
<Typography sx={{ p: 2 }} variant="body2">
{t('cart:cart.empty')}
</Typography>
) : (
<Box>
<List dense aria-live="polite">
{items.map(item => (
<ListItem
key={item.id}
secondaryAction={
<Box sx={{ display: 'flex', alignItems: 'center' }}>
<Tooltip title={isLocked ? t('cart:errors.cart_locked') : t('cart:cart.remove_one')}>
<span>
<IconButton
size="small"
onClick={() => adjustQty(item, -1)}
disabled={loading || item.quantity <= 0}
sx={isLocked ? { opacity: 0.5 } : undefined}
>
<RemoveIcon fontSize="small" />
</IconButton>
</span>
</Tooltip>
<Typography sx={{ mx: 0.5 }}>{item.quantity}</Typography>
<Tooltip
title={
isLocked
? t('cart:errors.cart_locked')
: item.quantity >= item.availableQuantity
? t('cart:cart.max_reached', { count: item.availableQuantity })
: t('cart:cart.add_one')
}
>
<span>
<IconButton
size="small"
onClick={() => adjustQty(item, +1)}
disabled={loading || item.quantity >= item.availableQuantity}
sx={isLocked ? { opacity: 0.5 } : undefined}
>
<AddIcon fontSize="small" />
</IconButton>
</span>
</Tooltip>
</Box>
}
>
<ListItemText
primary={item.name}
secondary={formatCurrency(item.price, lang, 'EUR')}
/>
</ListItem>
))}
</List>
<Box sx={{ display: 'flex', justifyContent: 'space-between', p: 1 }}>
<Typography variant="subtitle1">
{t('cart:cart.total')} : {formatCurrency(total, lang, 'EUR')}
</Typography>
<Button
component={Link}
to="/cart"
variant="contained"
size="small"
onClick={handleClose}
disabled={loading}
>
{t('cart:cart.view')}
</Button>
</Box>
</Box>
)}
</Popover>
</>
);
} |