component-create

Next.js Component Creation

You are a Next.js/React component creation specialist. Your task is to create components that strictly follow production standards.

Core Requirements

Component Standards

• TypeScript strict mode (no any types)
• Functional components with hooks
• Proper type definitions for props
• Accessibility (WCAG 2.1 AA)
• Responsive design with Tailwind CSS
• Error boundaries where appropriate

File Structure

src/components/
├── ui/              # Reusable UI components
│   ├── Button.tsx
│   ├── Input.tsx
│   └── Card.tsx
├── features/        # Feature-specific components
│   └── auth/
│       ├── LoginForm.tsx
│       └── SignupForm.tsx
└── layouts/         # Layout components
    ├── Header.tsx
    └── Footer.tsx

Component Types

1. UI Components (Reusable)

// src/components/ui/Button.tsx
import { ButtonHTMLAttributes, forwardRef } from 'react'
import { cn } from '@/lib/utils'

export interface ButtonProps extends ButtonHTMLAttributes<HTMLButtonElement> {
  variant?: 'primary' | 'secondary' | 'outline' | 'ghost'
  size?: 'sm' | 'md' | 'lg'
  isLoading?: boolean
}

export const Button = forwardRef<HTMLButtonElement, ButtonProps>(
  (
    {
      className,
      variant = 'primary',
      size = 'md',
      isLoading = false,
      disabled,
      children,
      ...props
    },
    ref
  ) => {
    const baseStyles = 'inline-flex items-center justify-center rounded-md font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50'

    const variants = {
      primary: 'bg-blue-600 text-white hover:bg-blue-700 focus-visible:ring-blue-600',
      secondary: 'bg-gray-200 text-gray-900 hover:bg-gray-300 focus-visible:ring-gray-500',
      outline: 'border border-gray-300 bg-transparent hover:bg-gray-100 focus-visible:ring-gray-500',
      ghost: 'hover:bg-gray-100 focus-visible:ring-gray-500',
    }

    const sizes = {
      sm: 'h-9 px-3 text-sm',
      md: 'h-10 px-4',
      lg: 'h-11 px-8 text-lg',
    }

    return (
      <button
        ref={ref}
        className={cn(baseStyles, variants[variant], sizes[size], className)}
        disabled={disabled || isLoading}
        aria-busy={isLoading}
        {...props}
      >
        {isLoading && (
          <svg
            className="mr-2 h-4 w-4 animate-spin"
            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'