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

import { cn } from "../../design-lib/utils"
import { Icons } from "../organisms/icons"

const buttonVariants = cva(
  "inline-flex h-9 items-center justify-center rounded-sm  text-sm font-medium ring-offset-[1px] transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring disabled:pointer-events-none disabled:opacity-disabled",
  {
    variants: {
      variant: {
        default:
          "bg-primary text-primary-foreground  shadow-small transition-opacity hover:opacity-80",
        error:
          "bg-error text-white shadow-small transition-colors hover:bg-error-hover",
        outline: `border border-gray-5 bg-background shadow-small transition-colors hover:border-gray-7 hover:bg-secondary focus-visible:ring-transparent`,
        secondary: "bg-secondary shadow-small hover:bg-gray-5",
        "outline-error":
          "border border-input bg-background text-error-foreground shadow-small transition-colors hover:bg-gray-1",
        ghost: "transition-colors hover:bg-secondary",
        link: "text-primary underline-offset-4 hover:underline",
      },
      size: {
        default: "h-9 px-4 py-2",
        sm: "h-8 px-3 text-xs",
        lg: "h-10 px-8",
        icon: "h-9 w-9",
      },
    },
    defaultVariants: {
      variant: "default",
      size: "default",
    },
  }
)

export interface ButtonProps
  extends React.ButtonHTMLAttributes<HTMLButtonElement>,
    VariantProps<typeof buttonVariants> {
  asChild?: boolean
  loading?: boolean
  icon?: React.ReactElement
  suffix?: React.ReactElement
}

const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
  (
    {
      className,
      variant,
      loading,
      size,
      icon,
      suffix,
      asChild = false,
      ...props
    },
    ref
  ) => {
    const Comp = asChild ? Slot : "button"
    return (
      <Comp
        className={cn(buttonVariants({ variant, size, className }))}
        ref={ref}
        disabled={loading}
        {...props}
      >
        <>
          {loading ? (
            <Icons.loading className="mr-2 h-4  w-4 animate-spin" />
          ) : icon ? (
            <div className="mr-2 [&>svg]:h-4 [&>svg]:w-4">{icon}</div>
          ) : null}
          {props.children}
        </>
        {suffix && <div className="ml-2 [&>svg]:h-4 [&>svg]:w-4">{suffix}</div>}
      </Comp>
    )
  }
)
Button.displayName = "Button"

export { Button, buttonVariants }