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

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

const buttonVariants = cva(
  "inline-flex items-center justify-center cursor-pointer gap-2 whitespace-nowrap rounded-[8px] text-sm font-medium transition disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4 shrink-0 [&_svg]:shrink-0 outline-none focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px] aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive",
  {
    variants: {
      variant: {
        default:
          "bg-primary text-primary-foreground shadow-xs hover:bg-primary/90",
        destructive:
          "bg-destructive text-white shadow-xs hover:bg-destructive/90 focus-visible:ring-destructive/20 dark:focus-visible:ring-destructive/40 dark:bg-destructive/60",
        outline:
          "border bg-background shadow-xs hover:bg-accent hover:text-accent-foreground dark:bg-input/30 dark:border-input dark:hover:bg-input/50",
        secondary:
          "bg-secondary text-secondary-foreground shadow-xs hover:bg-secondary/80",
        ghost:
          "hover:bg-accent hover:text-accent-foreground dark:hover:bg-accent/50",
        link: "text-primary underline-offset-4 hover:underline",

        triangle:
          "relative overflow-hidden bg-transparent border-2  px-8 py-3 text-lg font-medium transition duration-300 group",

        duoColor:
          "group border-2 bg-transparent rounded-none text-[18px] transition-colors duration-300",
      },
      size: {
        default: "h-9 px-4 py-2 has-[>svg]:px-3",
        sm: "h-8 gap-1.5 px-3 has-[>svg]:px-2.5",
        lg: "h-10 px-6 has-[>svg]:px-4",
        icon: "size-9",
      },
    },
    defaultVariants: {
      variant: "default",
      size: "default",
    },
  }
);

interface ButtonProps
  extends React.ComponentProps<"button">,
    VariantProps<typeof buttonVariants> {
  asChild?: boolean;

  triangleColor?: string;
  triangleHoverTextColor?: string;

  duoColorColor?: string;
  duoColorHoverTextColor?: string;
}

function Button({
  className,
  variant,
  size,
  asChild = false,
  children,
  triangleColor,
  triangleHoverTextColor,
  duoColorColor,
  duoColorHoverTextColor,
  ...props
}: ButtonProps) {
  const Comp = asChild ? Slot : "button";

  const dynamicStyles: React.CSSProperties =
    variant === "triangle"
      ? ({
          ...(triangleColor && {
            "--triangle-color": triangleColor,
            color: triangleColor,
            borderColor: triangleColor,
          }),
          ...(triangleHoverTextColor && {
            "--triangle-hover-text-color": triangleHoverTextColor,
            "--hover-color": triangleHoverTextColor,
          }),
          transition: "all 0.9s cubic-bezier(0.4, 0, 0.2, 1)",
        } as React.CSSProperties)
      : variant === "duoColor"
      ? ({
          ...(duoColorColor && { "--duo-color": duoColorColor }),
          ...(duoColorHoverTextColor && {
            "--duo-hover-text-color": duoColorHoverTextColor,
          }),
        } as React.CSSProperties)
      : {};

  return (
    <Comp
      data-slot="button"
      className={cn(
        buttonVariants({ variant, size, className }),
        variant === "triangle" && "triangle-button",
        variant === "duoColor" && "duoColor-button"
      )}
      style={dynamicStyles}
      {...props}
    >
      {variant === "triangle" ? (
        <>
          <div
            className={cn(
              "absolute bottom-0 right-0 w-0 h-0 border-l-[20px] border-l-transparent border-b-[20px] transition-all duration-300 group-hover:border-l-[1000px] group-hover:border-b-[60px]",
              triangleColor && "triangle-dynamic-colors"
            )}
          />
          <span
            className="relative z-10"
            style={
              triangleColor
                ? { color: triangleColor, transition: "color 0.3s ease" }
                : { transition: "color 0.3s ease" }
            }
            data-hover-color={triangleHoverTextColor}
          >
            {children}
          </span>
        </>
      ) : (
        children
      )}
    </Comp>
  );
}

export { Button, buttonVariants };