'use client'

import Button from '@/components/formElements/Button'
import HeatIcon from '@/components/icons/HeatIcon'
import HeatIconFill from '@/components/icons/HeatIconFill'
import { cn } from '@/lib/cn'
import { texts, format } from '@/texts'

interface StarRatingProps {
  value: number
  onChange?: (value: number) => void
  size?: 'sm' | 'md'
  className?: string
  /** Read-only display when onChange is omitted. */
  label?: string
}

const ICON_SIZE = {
  sm: 'size-3.5',
  md: 'size-5',
} as const

const StarRating = ({ value, onChange, size = 'md', className, label }: StarRatingProps) => {
  const interactive = typeof onChange === 'function'
  const iconClass = ICON_SIZE[size]

  return (
    <div
      aria-label={label ?? format(texts.reviews.ratingValueAria, { value })}
      className={cn('flex items-center gap-1', className)}
      role={interactive ? 'radiogroup' : 'img'}
    >
      {[1, 2, 3, 4, 5].map((star) => {
        const filled = star <= value
        const Icon = filled ? HeatIconFill : HeatIcon
        const colorClass = filled ? 'text-primary' : 'text-tertiary-900/35'

        if (!interactive) {
          return (
            <Icon
              key={star}
              className={cn(iconClass, colorClass)}
            />
          )
        }

        return (
          <Button
            key={star}
            aria-checked={star === value}
            aria-label={format(texts.reviews.heartAria, { star })}
            className={cn('min-h-11 min-w-11 px-1 shadow-none transition-transform hover:scale-110', colorClass)}
            color="default"
            radius="none"
            role="radio"
            variant="light"
            onClick={() => {
              onChange(star)
            }}
          >
            <Icon className={iconClass} />
          </Button>
        )
      })}
    </div>
  )
}

export default StarRating