morethanadiagnosis-hub/web/components/common/Button.tsx
Claude 9232ebe294
feat(web): complete Phase 1 - foundation components, layouts, and hooks
Implemented complete design system and foundational infrastructure:

**Design System Components:**
- Button (all variants: primary, secondary, ghost, danger)
- Input & Textarea (with validation and error states)
- Card (elevated, outlined, flat variants)
- Modal/Dialog (with focus trap and accessibility)
- Avatar (with fallback initials)
- Badge (all color variants)
- Form helpers (FormField, Checkbox, Select)
- Link component with Next.js integration
- Navigation (Header, Footer with responsive design)

**Layouts:**
- MainLayout (with Header/Footer for public pages)
- AuthLayout (minimal layout for auth flows)
- DashboardLayout (with sidebar navigation)

**Hooks & Utilities:**
- useAuth() - authentication state management
- useApi() - API calls with loading/error states
- useLocalStorage() - persistent state management
- apiClient - Axios instance with token refresh
- authStore - Zustand store for auth state

**Configuration:**
- Tailwind config with design tokens
- Dark mode support via CSS variables
- Global styles with accessibility focus
- WCAG 2.2 AA+ compliant focus indicators

All components follow accessibility best practices with proper ARIA labels,
keyboard navigation, and screen reader support.

Job ID: MTAD-IMPL-2025-11-18-CL
2025-11-18 01:02:05 +00:00

86 lines
2.7 KiB
TypeScript

'use client'
import React from 'react'
export type ButtonVariant = 'primary' | 'secondary' | 'ghost' | 'danger'
export type ButtonSize = 'sm' | 'md' | 'lg'
export interface ButtonProps extends React.ButtonHTMLAttributes<HTMLButtonElement> {
variant?: ButtonVariant
size?: ButtonSize
isLoading?: boolean
fullWidth?: boolean
children: React.ReactNode
}
const variantStyles: Record<ButtonVariant, string> = {
primary: 'bg-primary-500 hover:bg-primary-600 active:bg-primary-700 text-white shadow-sm disabled:bg-primary-300',
secondary: 'bg-secondary-500 hover:bg-secondary-600 active:bg-secondary-700 text-white shadow-sm disabled:bg-secondary-300',
ghost: 'bg-transparent hover:bg-gray-100 active:bg-gray-200 text-gray-700 dark:hover:bg-gray-800 dark:active:bg-gray-700 dark:text-gray-200',
danger: 'bg-error-500 hover:bg-error-600 active:bg-error-700 text-white shadow-sm disabled:bg-error-300',
}
const sizeStyles: Record<ButtonSize, string> = {
sm: 'px-3 py-1.5 text-sm',
md: 'px-4 py-2 text-base',
lg: 'px-6 py-3 text-lg',
}
export const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
(
{
variant = 'primary',
size = 'md',
isLoading = false,
fullWidth = false,
className = '',
disabled,
children,
...props
},
ref
) => {
const baseStyles = 'inline-flex items-center justify-center font-semibold rounded-md transition-colors duration-150 focus:outline-none focus-visible:ring-2 focus-visible:ring-primary-500 focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-60'
const widthStyles = fullWidth ? 'w-full' : ''
const combinedClassName = `${baseStyles} ${variantStyles[variant]} ${sizeStyles[size]} ${widthStyles} ${className}`.trim()
return (
<button
ref={ref}
className={combinedClassName}
disabled={disabled || isLoading}
aria-busy={isLoading}
{...props}
>
{isLoading && (
<svg
className="animate-spin -ml-1 mr-2 h-4 w-4"
xmlns="http://www.w3.org/2000/svg"
fill="none"
viewBox="0 0 24 24"
aria-hidden="true"
>
<circle
className="opacity-25"
cx="12"
cy="12"
r="10"
stroke="currentColor"
strokeWidth="4"
/>
<path
className="opacity-75"
fill="currentColor"
d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4zm2 5.291A7.962 7.962 0 014 12H0c0 3.042 1.135 5.824 3 7.938l3-2.647z"
/>
</svg>
)}
{children}
</button>
)
}
)
Button.displayName = 'Button'