import { Button } from '@langgenius/dify-ui/button'
import { IconButton } from '@langgenius/dify-ui/icon-button'
import { RiCloseLine } from '@remixicon/react'
import { useState } from 'react'
import { useTranslation } from 'react-i18next'
import RetrievalSettings from '../external-knowledge-base/create/RetrievalSettings'

type ModifyExternalRetrievalModalProps = {
  onClose: () => void
  onSave: (data: {
    top_k: number
    score_threshold: number
    score_threshold_enabled: boolean
  }) => void
  initialTopK: number
  initialScoreThreshold: number
  initialScoreThresholdEnabled: boolean
}

const ModifyExternalRetrievalModal: React.FC<ModifyExternalRetrievalModalProps> = ({
  onClose,
  onSave,
  initialTopK,
  initialScoreThreshold,
  initialScoreThresholdEnabled,
}) => {
  const { t } = useTranslation()
  const [topK, setTopK] = useState(initialTopK)
  const [scoreThreshold, setScoreThreshold] = useState(initialScoreThreshold)
  const [scoreThresholdEnabled, setScoreThresholdEnabled] = useState(initialScoreThresholdEnabled)

  const handleSettingsChange = (data: {
    top_k?: number
    score_threshold?: number
    score_threshold_enabled?: boolean
  }) => {
    if (data.top_k !== undefined) setTopK(data.top_k)
    if (data.score_threshold !== undefined) setScoreThreshold(data.score_threshold)
    if (data.score_threshold_enabled !== undefined)
      setScoreThresholdEnabled(data.score_threshold_enabled)
  }

  const handleSave = () => {
    onSave({
      top_k: topK,
      score_threshold: scoreThreshold,
      score_threshold_enabled: scoreThresholdEnabled,
    })
    onClose()
  }

  return (
    <div className="shadows-shadow-2xl absolute top-9 right-3.5 z-10 flex w-[320px] flex-col items-start rounded-2xl border-[0.5px] border-components-panel-border bg-components-panel-bg">
      <div className="flex items-center justify-between self-stretch p-4 pb-2">
        <div className="grow system-xl-semibold text-text-primary">
          {t(($) => $.settingTitle, { ns: 'datasetHitTesting' })}
        </div>
        <IconButton
          aria-label={t(($) => $['operation.close'], { ns: 'common' })}
          className="ml-auto"
          onClick={onClose}
        >
          <RiCloseLine aria-hidden className="size-4 shrink-0" />
        </IconButton>
      </div>
      <div className="flex flex-col items-start justify-center gap-4 self-stretch p-4 pt-2">
        <RetrievalSettings
          topK={topK}
          scoreThreshold={scoreThreshold}
          scoreThresholdEnabled={scoreThresholdEnabled}
          onChange={handleSettingsChange}
          isInHitTesting={true}
        />
      </div>
      <div className="flex w-full items-end justify-end gap-1 p-4 pt-2">
        <Button className="min-w-18 shrink-0" onClick={onClose}>
          {t(($) => $['operation.cancel'], { ns: 'common' })}
        </Button>
        <Button variant="primary" className="min-w-18 shrink-0" onClick={handleSave}>
          {t(($) => $['operation.save'], { ns: 'common' })}
        </Button>
      </div>
    </div>
  )
}

export default ModifyExternalRetrievalModal
