gram: essay

> ./src/components/ui/avatar.tsx

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import * as React from "react";
import * as AvatarPrimitive from "@radix-ui/react-avatar";
import { cva, type VariantProps } from "class-variance-authority";

import { cn } from "@/lib/utils";

export const avatarVariants = cva(
  "relative flex shrink-0 overflow-hidden rounded-full border",
  {
    variants: {
      size: {
        default: "h-8 w-8",
        sm: "h-6 w-6",
        lg: "h-[64px] w-[64px] text-xl",
      },
    },
    defaultVariants: {
      size: "default",
    },
  }
);

export interface AvatarProps
  extends React.ComponentPropsWithoutRef<typeof AvatarPrimitive.Root>,
    VariantProps<typeof avatarVariants> {}

const Avatar = React.forwardRef<
  React.ElementRef<typeof AvatarPrimitive.Root>,
  AvatarProps
>(({ className, size, ...props }, ref) => {
  return (
    <AvatarPrimitive.Root
      ref={ref}
      className={cn(avatarVariants({ size, className }))}
      {...props}
    />
  );
});
Avatar.displayName = AvatarPrimitive.Root.displayName;

const AvatarImage = React.forwardRef<
  React.ElementRef<typeof AvatarPrimitive.Image>,
  React.ComponentPropsWithoutRef<typeof AvatarPrimitive.Image>
>(({ className, ...props }, ref) => (
  <AvatarPrimitive.Image
    ref={ref}
    className={cn("aspect-square h-full w-full", className)}
    {...props}
  />
));
AvatarImage.displayName = AvatarPrimitive.Image.displayName;

const AvatarFallback = React.forwardRef<
  React.ElementRef<typeof AvatarPrimitive.Fallback>,
  React.ComponentPropsWithoutRef<typeof AvatarPrimitive.Fallback>
>(({ className, ...props }, ref) => (
  <AvatarPrimitive.Fallback
    ref={ref}
    className={cn(
      "flex h-full w-full items-center justify-center rounded-full bg-muted",
      className
    )}
    {...props}
  />
));
AvatarFallback.displayName = AvatarPrimitive.Fallback.displayName;

export { Avatar, AvatarImage, AvatarFallback };