'use client'
import type { FC } from 'react'
import type { InputVarType } from '@/app/components/workflow/types'
import { cn } from '@langgenius/dify-ui/cn'
import {
  Select,
  SelectContent,
  SelectItem,
  SelectItemIndicator,
  SelectItemText,
  SelectTrigger,
} from '@langgenius/dify-ui/select'
import * as React from 'react'
import Badge from '@/app/components/base/badge'
import InputVarTypeIcon from '@/app/components/workflow/nodes/_base/components/input-var-type-icon'
import { inputVarTypeToVarType } from '@/app/components/workflow/nodes/_base/components/variable/utils'

export type Item = {
  value: InputVarType
  name: string
}

type Props = Readonly<{
  value: string | number
  onSelect: (value: Item) => void
  items: Item[]
  popupClassName?: string
  popupInnerClassName?: string
  readonly?: boolean
  hideChecked?: boolean
}>
const TypeSelector: FC<Props> = ({ value, onSelect, items, popupInnerClassName, readonly }) => {
  const selectedItem = value ? items.find((item) => item.value === value) : undefined

  return (
    <Select
      value={selectedItem?.value}
      readOnly={readonly}
      onValueChange={(nextValue) => {
        const selected = items.find((item) => item.value === nextValue)
        if (selected) onSelect(selected)
      }}
    >
      <SelectTrigger
        className={cn(
          'h-9 rounded-lg px-2 text-sm',
          readonly ? 'cursor-not-allowed' : 'cursor-pointer',
        )}
        title={selectedItem?.name}
      >
        <div className="flex min-w-0 items-center justify-between">
          <div className="flex items-center">
            <InputVarTypeIcon
              type={selectedItem?.value as InputVarType}
              className="size-4 shrink-0 text-text-secondary"
            />
            <span
              className={cn(
                'ml-1.5 truncate text-components-input-text-filled',
                !selectedItem?.name && 'text-components-input-text-placeholder',
              )}
            >
              {selectedItem?.name}
            </span>
          </div>
          <div className="ml-2 flex shrink-0 items-center space-x-1">
            <Badge uppercase={false}>
              {inputVarTypeToVarType(selectedItem?.value as InputVarType)}
            </Badge>
          </div>
        </div>
      </SelectTrigger>
      <SelectContent
        sideOffset={4}
        popupClassName={cn(
          'w-(--anchor-width) rounded-md px-1 py-1 text-base sm:text-sm',
          popupInnerClassName,
        )}
        listClassName="max-h-80 p-0"
      >
        {items.map((item: Item) => (
          <SelectItem
            key={item.value}
            value={item.value}
            className="h-9 justify-between px-2 text-text-secondary"
            title={item.name}
          >
            <SelectItemText className="flex items-center space-x-2 px-0">
              <InputVarTypeIcon type={item.value} className="size-4 shrink-0 text-text-secondary" />
              <span title={item.name}>{item.name}</span>
            </SelectItemText>
            <Badge uppercase={false}>{inputVarTypeToVarType(item.value)}</Badge>
            <SelectItemIndicator />
          </SelectItem>
        ))}
      </SelectContent>
    </Select>
  )
}

export default TypeSelector
