import type { CSSProperties, ReactNode } from 'react'
import React from 'react'
import { type VariantProps, cva } from 'class-variance-authority'
import classNames from '@/utils/classnames'
import './index.css'

enum BadgeState {
  Warning = 'warning',
  Accent = 'accent',
  Default = '',
}

const BadgeVariants = cva(
  'badge',
  {
    variants: {
      size: {
        s: 'badge-s',
        m: 'badge-m',
        l: 'badge-l',
      },
    },
    defaultVariants: {
      size: 'm',
    },
  },
)

type BadgeProps = {
  size?: 's' | 'm' | 'l'
  iconOnly?: boolean
  uppercase?: boolean
  state?: BadgeState
  styleCss?: CSSProperties
  children?: ReactNode
} & React.HTMLAttributes<HTMLDivElement> & VariantProps<typeof BadgeVariants>

function getBadgeState(state: BadgeState) {
  switch (state) {
    case BadgeState.Warning:
      return 'badge-warning'
    case BadgeState.Accent:
      return 'badge-accent'
    default:
      return ''
  }
}

const Badge: React.FC<BadgeProps> = ({
  className,
  size,
  state = BadgeState.Default,
  iconOnly = false,
  uppercase = false,
  styleCss,
  children,
  ...props
}) => {
  return (
    <div
      className={classNames(
        BadgeVariants({ size, className }),
        getBadgeState(state),
        size === 's'
          ? (iconOnly ? 'p-[3px]' : 'px-[5px] py-[3px]')
          : size === 'l'
            ? (iconOnly ? 'p-1.5' : 'px-2 py-1')
            : (iconOnly ? 'p-1' : 'px-[5px] py-[2px]'),
        uppercase ? 'system-2xs-medium-uppercase' : 'system-2xs-medium',
      )}
      style={styleCss}
      {...props}
    >
      {children}
    </div>
  )
}
Badge.displayName = 'Badge'

export default Badge
export { Badge, BadgeState, BadgeVariants }