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* EventPage Component (Story 5.6; Epic 14 Phase A — lifecycle-aware 8-tab shell)
*
* Unified organizer event-detail page. As of Epic 14 Phase A the page presents
* a lifecycle-aware 8-tab IA in two clusters — a "work" cluster
* (Cockpit · Speakers & Agenda · Registrations · Communications · Publishing ·
* Wrap-up) and a "config" cluster (Details · Settings) — driven by the
* declarative workflowState → relevance map (tabs dim / lock per state) and
* count-driven attention badges. Existing tab components are recomposed into
* the new slots with unchanged content; Phases B–G replace each tab's internals.
*
* Route: /organizer/events/:eventCode
* URL params: ?tab=cockpit|speakers|registrations|communications|publishing|wrapup|details|settings
*/
import React, { useEffect, useMemo, useState } from 'react';
import { useParams, useSearchParams, useNavigate } from 'react-router-dom';
import {
Box,
Container,
Tabs,
Tab,
Typography,
Alert,
Button,
Stack,
Badge,
useTheme,
useMediaQuery,
BottomNavigation,
BottomNavigationAction,
Paper,
Drawer,
List,
ListItemButton,
ListItemIcon,
ListItemText,
} from '@mui/material';
import {
ArrowBack as ArrowBackIcon,
Dashboard as CockpitIcon,
People as SpeakersIcon,
PersonAdd as RegistrationsIcon,
EmailOutlined as CommunicationsIcon,
Publish as PublishIcon,
CardGiftcard as WrapupIcon,
Description as DetailsIcon,
Lock as LockIcon,
MoreHoriz as MoreIcon,
} from '@mui/icons-material';
import { useTranslation } from 'react-i18next';
import { useEvent } from '@/hooks/useEvents';
import { useEventStore } from '@/stores/eventStore';
import { getTabRelevance, type EventTabId } from '@/utils/workflow/workflowState';
import { Breadcrumbs } from '@/components/shared/Breadcrumbs';
import type { BreadcrumbItem } from '@/components/shared/Breadcrumbs';
import { BATbernLoader } from '@components/shared/BATbernLoader';
import { CockpitTab } from './cockpit/CockpitTab';
import type { CardTarget } from './cockpit/cockpitCards';
import { EventSpeakersTab } from './EventSpeakersTab';
import EventParticipantsTab from './EventParticipantsTab';
import { EventPublishingTab } from './EventPublishingTab';
import { EventDetailsContainer } from './EventDetailsContainer';
import { EventCommunicationsContainer } from './EventCommunicationsContainer';
import { EventWrapupContainer } from './EventWrapupContainer';
import { useTabBadges } from './useTabBadges';
import { EventForm } from '@/components/organizer/EventManagement';
// 8-tab lifecycle IA: "work" cluster (cockpit…wrapup) then "config" cluster.
// `id` values are the stable ?tab= keys + EventTabId values consumed by the
// relevance map.
const TABS = [
{ id: 'cockpit', labelKey: 'eventPage.tabs.cockpit', icon: <CockpitIcon />, cluster: 'work' },
{
id: 'speakers',
labelKey: 'eventPage.tabs.speakersAgenda',
icon: <SpeakersIcon />,
cluster: 'work',
},
{
id: 'registrations',
labelKey: 'eventPage.tabs.registrations',
icon: <RegistrationsIcon />,
cluster: 'work',
},
{
id: 'communications',
labelKey: 'eventPage.tabs.communications',
icon: <CommunicationsIcon />,
cluster: 'work',
},
{
id: 'publishing',
labelKey: 'eventPage.tabs.publishing',
icon: <PublishIcon />,
cluster: 'work',
},
{ id: 'wrapup', labelKey: 'eventPage.tabs.wrapup', icon: <WrapupIcon />, cluster: 'work' },
// Config cluster: a single "Details" tab with Info / Tasks / Settings sub-tabs
// (Story 14.F.2 merge — the former standalone Settings tab folds in here).
{ id: 'details', labelKey: 'eventPage.tabs.details', icon: <DetailsIcon />, cluster: 'config' },
] as const;
type TabId = (typeof TABS)[number]['id'];
const DEFAULT_TAB: TabId = 'cockpit';
// Mobile (Phase G — 14.G.1): the four day-to-day destinations live in the bottom
// bar; the occasional ones live behind a ⋯ More bottom sheet.
const PRIMARY_TAB_IDS: TabId[] = ['cockpit', 'speakers', 'registrations', 'communications'];
const MORE_TAB_IDS: TabId[] = ['publishing', 'wrapup', 'details'];
const isValidTab = (tab: string | null): tab is TabId => {
return tab !== null && TABS.some((t) => t.id === tab);
};
export const EventPage: React.FC = () => {
const { eventCode } = useParams<{ eventCode: string }>();
const [searchParams, setSearchParams] = useSearchParams();
const navigate = useNavigate();
const { t } = useTranslation('events');
const theme = useTheme();
const isMobile = useMediaQuery(theme.breakpoints.down('md'));
const [moreOpen, setMoreOpen] = useState(false);
const { isEditModalOpen, selectedEventCode, closeEditModal } = useEventStore();
// Get current tab from URL, default to the Cockpit.
const currentTab: TabId = isValidTab(searchParams.get('tab'))
? (searchParams.get('tab') as TabId)
: DEFAULT_TAB;
// Fetch event data with resource expansion including registrations for accurate counts
const {
data: event,
isLoading,
error,
} = useEvent(eventCode, ['venue', 'topics', 'sessions', 'workflow', 'metrics', 'registrations']);
const workflowState = (event as { workflowState?: string } | undefined)?.workflowState ?? '';
const badges = useTabBadges(event, eventCode);
// If the URL points at a tab that is locked for this state (e.g. a stale
// ?tab=wrapup on an early-stage event), fall back to the Cockpit so we never
// render a locked tab's content.
const effectiveTab: TabId =
getTabRelevance(workflowState, currentTab as EventTabId) === 'locked'
? DEFAULT_TAB
: currentTab;
// If the URL pointed at a locked tab we render the Cockpit instead; normalize
// the URL so the address bar (and any stale ?view=) matches the rendered tab.
useEffect(() => {
if (event && effectiveTab !== currentTab) {
const params = new URLSearchParams(searchParams);
params.delete('tab'); // effectiveTab is the default Cockpit
params.delete('view');
setSearchParams(params, { replace: true });
}
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [event, effectiveTab, currentTab]);
// Build breadcrumb items
const breadcrumbItems: BreadcrumbItem[] = useMemo(
() => [
{ label: t('common:navigation.events'), path: '/organizer/events' },
{ label: event?.title || t('common.loading', 'Loading...') },
],
[event?.title, t]
);
// Handle tab change (ignores locked tabs defensively — disabled tabs don't fire onChange).
const handleTabChange = (_event: React.SyntheticEvent, newValue: TabId) => {
Iif (getTabRelevance(workflowState, newValue as EventTabId) === 'locked') return;
const newParams = new URLSearchParams(searchParams);
Iif (newValue === DEFAULT_TAB) {
newParams.delete('tab');
} else {
newParams.set('tab', newValue);
}
// Clear view param when switching away from the speakers tab
if (newValue !== 'speakers') {
newParams.delete('view');
}
setSearchParams(newParams, { replace: true });
};
// Deep-link from the Cockpit: switch tab (and Speakers sub-view) via the same
// ?tab=/?view= URL mechanism as handleTabChange — no route change (FR9/FR13).
const navigateToTab = (tab: EventTabId, view?: string) => {
if (getTabRelevance(workflowState, tab) === 'locked') return;
const params = new URLSearchParams(searchParams);
if (tab === DEFAULT_TAB) {
params.delete('tab');
} else {
params.set('tab', tab);
}
if (tab === 'speakers' && view) {
params.set('view', view);
} else {
params.delete('view');
}
setSearchParams(params, { replace: true });
};
// Cockpit card navigation: tab switch (in-page) or route navigation (event-day cards).
const handleCardNavigate = (target: CardTarget) => {
if (target.kind === 'tab') {
navigateToTab(target.tab, target.view);
} else if (target.newTab) {
window.open(target.path, '_blank', 'noopener,noreferrer');
} else {
navigate(target.path);
}
};
const handleBack = () => {
navigate('/organizer/events');
};
// Loading state
if (isLoading) {
return (
<Box
sx={{
display: 'flex',
justifyContent: 'center',
alignItems: 'center',
minHeight: '50vh',
}}
>
<BATbernLoader size={96} />
</Box>
);
}
// Error state
if (error) {
return (
<Container maxWidth="lg" sx={{ py: 4 }}>
<Alert severity="error" sx={{ mb: 2 }}>
{error.message || t('errors.loadFailed', 'Failed to load event')}
</Alert>
<Button startIcon={<ArrowBackIcon />} onClick={handleBack}>
{t('common:actions.back')}
</Button>
</Container>
);
}
// Not found state
if (!event) {
return (
<Container maxWidth="lg" sx={{ py: 4 }}>
<Alert severity="warning">{t('errors.notFound', 'Event not found')}</Alert>
<Button startIcon={<ArrowBackIcon />} onClick={handleBack} sx={{ mt: 2 }}>
{t('common:actions.back')}
</Button>
</Container>
);
}
// Per-tab attention badge content (FR6). Returns null when nothing is waiting.
// The 'muted' variant (FR24) is a subtle inline count, NOT a heavy attention badge.
const tabBadge = (
id: TabId
): { content: React.ReactNode; variant: 'standard' | 'dot' | 'muted' } | null => {
if (id === 'speakers' && badges.speakers > 0) {
return { content: badges.speakers, variant: 'standard' };
}
if (id === 'publishing' && badges.publishingReady) {
return { content: '', variant: 'dot' };
}
if (id === 'communications' && badges.commsOverdue) {
return { content: '', variant: 'dot' };
}
Iif (id === 'registrations' && badges.registrations > 0) {
return { content: badges.registrations, variant: 'muted' };
}
return null;
};
// Render a tab label, wrapping it in an attention badge when relevant.
const renderTabLabel = (id: TabId, labelKey: string, locked: boolean) => {
const label = t(labelKey, id);
const badge = locked ? null : tabBadge(id);
if (!badge) return label;
// Subtle muted count (Registrations, FR24) — appended inline, low emphasis.
Iif (badge.variant === 'muted') {
return (
<span>
{label}{' '}
<Box
component="span"
sx={{ color: 'text.secondary', fontWeight: 400, ml: 0.25 }}
data-testid={`event-tab-badge-${id}`}
>
{badge.content}
</Box>
</span>
);
}
return (
<Badge
color={badge.variant === 'dot' ? 'error' : 'primary'}
variant={badge.variant}
badgeContent={badge.variant === 'standard' ? badge.content : undefined}
sx={{ '& .MuiBadge-badge': { right: -10, top: 2 } }}
data-testid={`event-tab-badge-${id}`}
>
<span>{label}</span>
</Badge>
);
};
// Bottom-nav / More-sheet icon, wrapping the tab icon in its attention badge
// (locked tabs show a lock; the muted Registrations count is desktop-only).
const navIcon = (tab: (typeof TABS)[number], locked: boolean): React.ReactNode => {
Iif (locked) return <LockIcon fontSize="small" />;
const badge = tabBadge(tab.id);
Eif (!badge || badge.variant === 'muted') return tab.icon;
return (
<Badge
color={badge.variant === 'dot' ? 'error' : 'primary'}
variant={badge.variant}
badgeContent={badge.variant === 'standard' ? badge.content : undefined}
data-testid={`event-mobile-badge-${tab.id}`}
>
{tab.icon}
</Badge>
);
};
const primaryTabs = TABS.filter((tab) => PRIMARY_TAB_IDS.includes(tab.id));
const moreTabs = TABS.filter((tab) => MORE_TAB_IDS.includes(tab.id));
// The bottom bar highlights "More" whenever the active tab lives in the sheet.
const bottomNavValue: TabId | 'more' = PRIMARY_TAB_IDS.includes(effectiveTab)
? effectiveTab
: 'more';
// Render current tab content
const renderTabContent = () => {
switch (effectiveTab) {
case 'cockpit':
// Phase B — task-driven Cockpit (lifecycle spine · attention cards · metric tiles).
return <CockpitTab event={event} eventCode={eventCode!} onNavigate={handleCardNavigate} />;
case 'speakers':
return <EventSpeakersTab eventCode={eventCode!} />;
case 'registrations':
return <EventParticipantsTab event={event} />;
case 'communications':
return <EventCommunicationsContainer event={event} eventCode={eventCode!} />;
case 'publishing':
return <EventPublishingTab event={event} eventCode={eventCode!} />;
case 'wrapup':
return <EventWrapupContainer eventCode={eventCode!} />;
case 'details':
return <EventDetailsContainer event={event} eventCode={eventCode!} />;
default:
// `effectiveTab` is already clamped to a valid tab, so this is purely
// defensive — the Cockpit is the canonical landing surface (14.F.5).
return <CockpitTab event={event} eventCode={eventCode!} onNavigate={handleCardNavigate} />;
}
};
// Index of the first config-cluster tab — used to draw a divider between the
// two clusters.
const firstConfigIndex = TABS.findIndex((t) => t.cluster === 'config');
return (
<Box sx={{ pb: isMobile ? 8 : 0 }}>
<Container maxWidth="xl" sx={{ py: 3 }}>
{/* Breadcrumbs */}
<Breadcrumbs items={breadcrumbItems} marginBottom={2} />
{/* Header — event title persists on every tab (FR2). The event-day live
controls (Start Presentation / Live Control) are NOT here (14.B.4): they
surface as urgent Cockpit attention cards from AGENDA_PUBLISHED onward. */}
<Stack
direction={{ xs: 'column', sm: 'row' }}
justifyContent="space-between"
alignItems={{ xs: 'flex-start', sm: 'center' }}
spacing={2}
mb={3}
>
<Box>
<Typography variant="h4" component="h1">
{event.title}
</Typography>
</Box>
</Stack>
{/* Desktop Tabs */}
{!isMobile && (
<Box sx={{ borderBottom: 1, borderColor: 'divider', mb: 3 }}>
<Tabs
value={effectiveTab}
onChange={handleTabChange}
aria-label={t('eventPage.tabsAriaLabel', 'Event page navigation')}
variant="scrollable"
scrollButtons="auto"
>
{TABS.map((tab, index) => {
const relevance = getTabRelevance(workflowState, tab.id as EventTabId);
const locked = relevance === 'locked';
const dimmed = relevance === 'dimmed';
const isClusterStart = index === firstConfigIndex;
return (
<Tab
key={tab.id}
value={tab.id}
label={renderTabLabel(tab.id, tab.labelKey, locked)}
icon={locked ? <LockIcon fontSize="small" /> : tab.icon}
iconPosition="start"
disabled={locked}
aria-label={
locked
? t('eventPage.lockedTabSuffix', '{{tab}} (locked)', {
tab: t(tab.labelKey, tab.id),
})
: undefined
}
data-testid={`event-tab-${tab.id}`}
sx={{
minHeight: 48,
opacity: dimmed ? 0.55 : undefined,
...(isClusterStart
? { borderLeft: 2, borderColor: 'divider', ml: 1, pl: 2 }
: {}),
}}
/>
);
})}
</Tabs>
</Box>
)}
{/* Tab Content */}
<Box>{renderTabContent()}</Box>
</Container>
{/* Mobile Bottom Navigation (Phase G — 14.G.1): four day-to-day destinations
+ a ⋯ More entry opening a bottom sheet with the occasional tabs. Badges/dots
ride on the icons; locked tabs (e.g. Wrap-up before EVENT_LIVE) live in the
sheet with a 🔒 and are non-interactive. */}
{isMobile && (
<Paper sx={{ position: 'fixed', bottom: 0, left: 0, right: 0, zIndex: 1100 }} elevation={3}>
<BottomNavigation
value={bottomNavValue}
onChange={(_e, value: TabId | 'more') => {
if (value === 'more') {
setMoreOpen(true);
} else E{
handleTabChange(_e, value);
}
}}
showLabels={false}
>
{primaryTabs.map((tab) => (
<BottomNavigationAction
key={tab.id}
value={tab.id}
icon={navIcon(tab, false)}
aria-label={t(tab.labelKey, tab.id)}
data-testid={`event-tab-${tab.id}`}
sx={{ minWidth: 0, flex: 1, px: 0 }}
/>
))}
<BottomNavigationAction
value="more"
icon={<MoreIcon />}
aria-label={t('eventPage.mobile.more', 'More')}
data-testid="event-more-button"
sx={{ minWidth: 0, flex: 1, px: 0 }}
/>
</BottomNavigation>
</Paper>
)}
{/* ⋯ More sheet — occasional tabs (Publishing · Wrap-up · Details). */}
<Drawer anchor="bottom" open={moreOpen} onClose={() => setMoreOpen(false)}>
<Box sx={{ pb: 2 }} role="presentation" data-testid="event-more-sheet">
<Typography
variant="overline"
sx={{ display: 'block', px: 2, pt: 2, color: 'text.secondary' }}
>
{t('eventPage.mobile.moreSheetTitle', 'More')}
</Typography>
<List>
{moreTabs.map((tab) => {
const locked = getTabRelevance(workflowState, tab.id as EventTabId) === 'locked';
return (
<ListItemButton
key={tab.id}
selected={effectiveTab === tab.id}
disabled={locked}
onClick={() => {
navigateToTab(tab.id as EventTabId);
setMoreOpen(false);
}}
data-testid={`event-more-tab-${tab.id}`}
aria-label={
locked
? t('eventPage.lockedTabSuffix', '{{tab}} (locked)', {
tab: t(tab.labelKey, tab.id),
})
: t(tab.labelKey, tab.id)
}
>
<ListItemIcon>{locked ? <LockIcon fontSize="small" /> : tab.icon}</ListItemIcon>
<ListItemText primary={t(tab.labelKey, tab.id)} />
{locked && (
<LockIcon
fontSize="small"
color="disabled"
data-testid={`event-more-lock-${tab.id}`}
/>
)}
</ListItemButton>
);
})}
</List>
</Box>
</Drawer>
{/* Edit Event Modal */}
{isEditModalOpen && selectedEventCode && (
<EventForm
open={isEditModalOpen}
mode="edit"
event={event}
onClose={closeEditModal}
onSuccess={(updatedEvent) => {
closeEditModal();
// Redirect if eventCode changed (e.g., eventNumber 58 -> 998 regenerates BATbern58 -> BATbern998)
if (updatedEvent && updatedEvent.eventCode !== eventCode) {
navigate(
`/organizer/events/${updatedEvent.eventCode}${searchParams.size > 0 ? `?${searchParams.toString()}` : ''}`
);
}
}}
/>
)}
</Box>
);
};
export default EventPage;
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