Charon/frontend/src/components/ui/Select.tsx

import * as React from 'react'
import * as SelectPrimitive from '@radix-ui/react-select'
import { Check, ChevronDown, ChevronUp } from 'lucide-react'
import { cn } from '../../utils/cn'

const Select = SelectPrimitive.Root

const SelectGroup = SelectPrimitive.Group

const SelectValue = SelectPrimitive.Value

const SelectTrigger = React.forwardRef<
  React.ElementRef<typeof SelectPrimitive.Trigger>,
  React.ComponentPropsWithoutRef<typeof SelectPrimitive.Trigger> & {
    error?: boolean
  }
>(({ className, children, error, ...props }, ref) => (
  <SelectPrimitive.Trigger
    ref={ref}
    className={cn(
      'flex h-10 w-full items-center justify-between gap-2',
      'rounded-lg border px-3 py-2',
      'bg-surface-base text-content-primary text-sm',
      'placeholder:text-content-muted',
      'transition-colors duration-fast',
      error
        ? 'border-error focus:ring-error'
        : 'border-border hover:border-border-strong focus:border-brand-500',
      'focus:outline-none focus:ring-2 focus:ring-brand-500/20',
      'disabled:cursor-not-allowed disabled:opacity-50',
      '[&>span]:line-clamp-1',
      className
    )}
    {...props}
  >
    {children}
    <SelectPrimitive.Icon asChild>
      <ChevronDown className="h-4 w-4 text-content-muted flex-shrink-0" />
    </SelectPrimitive.Icon>
  </SelectPrimitive.Trigger>
))
SelectTrigger.displayName = SelectPrimitive.Trigger.displayName

const SelectScrollUpButton = React.forwardRef<
  React.ElementRef<typeof SelectPrimitive.ScrollUpButton>,
  React.ComponentPropsWithoutRef<typeof SelectPrimitive.ScrollUpButton>
>(({ className, ...props }, ref) => (
  <SelectPrimitive.ScrollUpButton
    ref={ref}
    className={cn(
      'flex cursor-default items-center justify-center py-1',
      className
    )}
    {...props}
  >
    <ChevronUp className="h-4 w-4 text-content-muted" />
  </SelectPrimitive.ScrollUpButton>
))
SelectScrollUpButton.displayName = SelectPrimitive.ScrollUpButton.displayName

const SelectScrollDownButton = React.forwardRef<
  React.ElementRef<typeof SelectPrimitive.ScrollDownButton>,
  React.ComponentPropsWithoutRef<typeof SelectPrimitive.ScrollDownButton>
>(({ className, ...props }, ref) => (
  <SelectPrimitive.ScrollDownButton
    ref={ref}
    className={cn(
      'flex cursor-default items-center justify-center py-1',
      className
    )}
    {...props}
  >
    <ChevronDown className="h-4 w-4 text-content-muted" />
  </SelectPrimitive.ScrollDownButton>
))
SelectScrollDownButton.displayName = SelectPrimitive.ScrollDownButton.displayName

const SelectContent = React.forwardRef<
  React.ElementRef<typeof SelectPrimitive.Content>,
  React.ComponentPropsWithoutRef<typeof SelectPrimitive.Content>
>(({ className, children, position = 'popper', ...props }, ref) => (
  <SelectPrimitive.Portal>
    <SelectPrimitive.Content
      ref={ref}
      className={cn(
        'relative z-50 max-h-96 min-w-[8rem] overflow-hidden',
        'rounded-lg border border-border',
        'bg-surface-elevated text-content-primary shadow-lg',
        'data-[state=open]:animate-in data-[state=closed]:animate-out',
        'data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0',
        'data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95',
        'data-[side=bottom]:slide-in-from-top-2',
        'data-[side=left]:slide-in-from-right-2',
        'data-[side=right]:slide-in-from-left-2',
        'data-[side=top]:slide-in-from-bottom-2',
        position === 'popper' &&
          'data-[side=bottom]:translate-y-1 data-[side=left]:-translate-x-1 data-[side=right]:translate-x-1 data-[side=top]:-translate-y-1',
        className
      )}
      position={position}
      {...props}
    >
      <SelectScrollUpButton />
      <SelectPrimitive.Viewport
        className={cn(
          'p-1',
          position === 'popper' &&
            'h-[var(--radix-select-trigger-height)] w-full min-w-[var(--radix-select-trigger-width)]'
        )}
      >
        {children}
      </SelectPrimitive.Viewport>
      <SelectScrollDownButton />
    </SelectPrimitive.Content>
  </SelectPrimitive.Portal>
))
SelectContent.displayName = SelectPrimitive.Content.displayName

const SelectLabel = React.forwardRef<
  React.ElementRef<typeof SelectPrimitive.Label>,
  React.ComponentPropsWithoutRef<typeof SelectPrimitive.Label>
>(({ className, ...props }, ref) => (
  <SelectPrimitive.Label
    ref={ref}
    className={cn('px-2 py-1.5 text-sm font-semibold text-content-muted', className)}
    {...props}
  />
))
SelectLabel.displayName = SelectPrimitive.Label.displayName

const SelectItem = React.forwardRef<
  React.ElementRef<typeof SelectPrimitive.Item>,
  React.ComponentPropsWithoutRef<typeof SelectPrimitive.Item>
>(({ className, children, ...props }, ref) => (
  <SelectPrimitive.Item
    ref={ref}
    className={cn(
      'relative flex w-full cursor-pointer select-none items-center',
      'rounded-md py-2 pl-8 pr-2 text-sm',
      'outline-none',
      'focus:bg-surface-muted focus:text-content-primary',
      'data-[disabled]:pointer-events-none data-[disabled]:opacity-50',
      className
    )}
    {...props}
  >
    <span className="absolute left-2 flex h-3.5 w-3.5 items-center justify-center">
      <SelectPrimitive.ItemIndicator>
        <Check className="h-4 w-4 text-brand-500" />
      </SelectPrimitive.ItemIndicator>
    </span>
    <SelectPrimitive.ItemText>{children}</SelectPrimitive.ItemText>
  </SelectPrimitive.Item>
))
SelectItem.displayName = SelectPrimitive.Item.displayName

const SelectSeparator = React.forwardRef<
  React.ElementRef<typeof SelectPrimitive.Separator>,
  React.ComponentPropsWithoutRef<typeof SelectPrimitive.Separator>
>(({ className, ...props }, ref) => (
  <SelectPrimitive.Separator
    ref={ref}
    className={cn('-mx-1 my-1 h-px bg-border', className)}
    {...props}
  />
))
SelectSeparator.displayName = SelectPrimitive.Separator.displayName

export {
  Select,
  SelectGroup,
  SelectValue,
  SelectTrigger,
  SelectContent,
  SelectLabel,
  SelectItem,
  SelectSeparator,
  SelectScrollUpButton,
  SelectScrollDownButton,
}