feat(ui): add Button component

Author: brionmario

apps/www/components/Button.tsx

@@ -0,0 +1,89 @@
+/**
+ * MIT License
+ *
+ * Copyright (c) 2024, Brion Mario
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+import {Slot, SlotProps} from '@radix-ui/react-slot';
+import {cva, type VariantProps} from 'class-variance-authority';
+import {ButtonHTMLAttributes, ForwardedRef, forwardRef, ForwardRefExoticComponent, RefAttributes} from 'react';
+import {ClassProp} from 'class-variance-authority/types';
+import {cn} from '@/lib/utils';
+
+/**
+ * `buttonVariants` defines the styles for different button variants and sizes using class-variance-authority.
+ */
+export const buttonVariants: (props?: (Record<string, unknown> & ClassProp) | undefined) => string = cva(
+  'inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium ring-offset-background transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0',
+  {
+    variants: {
+      variant: {
+        default: 'bg-primary text-primary-foreground hover:bg-primary/90',
+        destructive: 'bg-destructive text-destructive-foreground hover:bg-destructive/90',
+        outline: 'border border-input bg-background hover:bg-accent hover:text-accent-foreground',
+        secondary: 'bg-secondary text-secondary-foreground hover:bg-secondary/80',
+        ghost: 'hover:bg-accent hover:text-accent-foreground',
+        link: 'text-primary underline-offset-4 hover:underline',
+      },
+      size: {
+        default: 'h-10 px-4 py-2',
+        sm: 'h-9 rounded-md px-3',
+        lg: 'h-11 rounded-md px-8',
+        icon: 'h-10 w-10',
+      },
+    },
+    defaultVariants: {
+      variant: 'default',
+      size: 'default',
+    },
+  },
+);
+
+/**
+ * Props for the `Button` component.
+ */
+export interface ButtonProps extends ButtonHTMLAttributes<HTMLButtonElement>, VariantProps<typeof buttonVariants> {
+  /** If true, the button will render as a child component. */
+  asChild?: boolean;
+}
+
+/**
+ * `Button` is a React component that renders a button with various styles and sizes.
+ *
+ * @example
+ * ```tsx
+ * <Button variant="destructive" size="lg">Delete</Button>
+ * ```
+ *
+ * @param props - Props for the component.
+ * @returns Button as a React component.
+ */
+const Button: ForwardRefExoticComponent<ButtonProps & RefAttributes<HTMLButtonElement>> = forwardRef<
+  HTMLButtonElement,
+  ButtonProps
+>(({className, variant, size, asChild = false, ...props}: ButtonProps, ref: ForwardedRef<HTMLButtonElement>) => {
+  const Comp: ForwardRefExoticComponent<SlotProps & RefAttributes<HTMLElement>> | 'button' = asChild ? Slot : 'button';
+  return <Comp className={cn(buttonVariants({variant, size, className}))} ref={ref} {...props} />;
+});
+
+Button.displayName = 'Button';
+
+export default Button;