Files
maternal-app/maternal-web/components/layouts/TabBar/TabBar.tsx
Andrei 29960e7d24 feat: Implement WCAG 2.1 AA accessibility foundation (Phase 1)
Complete Phase 1 accessibility implementation with comprehensive WCAG 2.1 Level AA compliance foundation.

**Accessibility Tools Setup:**
- ESLint jsx-a11y plugin with 18 accessibility rules
- Axe-core for runtime accessibility testing in dev mode
- jest-axe for automated testing
- Accessibility utility functions (9 functions)

**Core Features:**
- Skip navigation link (WCAG 2.4.1 Bypass Blocks)
- 45+ ARIA attributes across 15 components
- Keyboard navigation fixes (Quick Actions now keyboard accessible)
- Focus management on route changes with screen reader announcements
- Color contrast WCAG AA compliance (4.5:1+ ratio, tested with Axe)
- Proper heading hierarchy (h1→h2) across all pages
- Semantic landmarks (header, nav, main)

**Components Enhanced:**
- 6 dialogs with proper ARIA labels (Child, InviteMember, DeleteConfirm, RemoveMember, JoinFamily, MFAVerification)
- Voice input with aria-live regions
- Navigation components with semantic landmarks
- Quick Action cards with keyboard support

**WCAG Success Criteria Met (8):**
- 1.3.1 Info and Relationships (Level A)
- 2.1.1 Keyboard (Level A)
- 2.4.1 Bypass Blocks (Level A)
- 4.1.2 Name, Role, Value (Level A)
- 1.4.3 Contrast Minimum (Level AA)
- 2.4.3 Focus Order (Level AA)
- 2.4.6 Headings and Labels (Level AA)
- 2.4.7 Focus Visible (Level AA)

**Files Created (7):**
- .eslintrc.json - ESLint accessibility config
- components/providers/AxeProvider.tsx - Dev-time testing
- components/common/SkipNavigation.tsx - Skip link
- lib/accessibility.ts - Utility functions
- hooks/useFocusManagement.ts - Focus management hooks
- components/providers/FocusManagementProvider.tsx - Provider
- docs/ACCESSIBILITY_PROGRESS.md - Progress tracking

**Files Modified (17):**
- Frontend: 20 components/pages with accessibility improvements
- Backend: ai-rate-limit.service.ts (del → delete method)
- Docs: implementation-gaps.md updated

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-10-02 21:35:45 +00:00

66 lines
1.5 KiB
TypeScript

'use client';
import { usePathname, useRouter } from 'next/navigation';
import { BottomNavigation, BottomNavigationAction, Paper } from '@mui/material';
import {
Home,
Timeline,
Chat,
Insights,
Settings,
} from '@mui/icons-material';
export const TabBar = () => {
const router = useRouter();
const pathname = usePathname();
const tabs = [
{ label: 'Home', icon: <Home />, value: '/' },
{ label: 'Track', icon: <Timeline />, value: '/track' },
{ label: 'AI Chat', icon: <Chat />, value: '/ai-assistant' },
{ label: 'Insights', icon: <Insights />, value: '/insights' },
{ label: 'Settings', icon: <Settings />, value: '/settings' },
];
return (
<Paper
component="nav"
aria-label="Primary navigation"
sx={{
position: 'fixed',
bottom: 0,
left: 0,
right: 0,
zIndex: 1000,
}}
elevation={3}
>
<BottomNavigation
value={pathname}
onChange={(event, newValue) => {
router.push(newValue);
}}
showLabels
sx={{
height: 64,
'& .MuiBottomNavigationAction-root': {
minWidth: 60,
'&.Mui-selected': {
color: 'primary.main',
},
},
}}
>
{tabs.map((tab) => (
<BottomNavigationAction
key={tab.value}
label={tab.label}
icon={tab.icon}
value={tab.value}
/>
))}
</BottomNavigation>
</Paper>
);
};