import { AnimatePresence, motion } from 'framer-motion'
import { useEffect, useState } from 'react'
import { Image, Video } from '@/components'
import {
  BeijingUnlockInteraction,
  InputBg,
  PianoUnlockInteraction,
  PostcardUnlockInteraction,
  SelectBg,
} from '../components'
import { getStaticImage } from '@/lib/utils'
import { LOBBY_COLUMNS, SCENE_TITLES, UNLOCK_TITLES } from './lobby.config'
import ContentDialog from './ContentDialog'
import UnlockHintDialog from './UnlockHintDialog'
import type { DialogState } from './useDialogReducer'

interface SharePayload {
  sceneId?: number
  [key: string]: unknown
}

interface DialogLayerProps {
  state: DialogState
  onEnterUnlock: () => void
  onShare: (sceneId: number, payload?: SharePayload) => void
  onFinishBadgeVideo: () => void
  onClose: () => void
}

interface DialogLocalState {
  selectedLyric?: string
  guizhouInput: string
  pianoFinished: boolean
  selectedQuote?: string
  postcardFinished: boolean
  beijingFinished: boolean
  postcardState: {
    hasPlane: boolean
    hasText: boolean
    postcardImagePath: string
  }
  beijingSelection: {
    paradeId?: string
    paradeName?: string
    paradeImagePath?: string
    sloganId?: string
    sloganImagePath?: string
    previewImageDataUrl?: string
  }
}

const starName = 'nieer'
const DEFAULT_POSTCARD_IMAGE_PATH = 'nieer/reflection/lobby/content/场景5待交互'

const ANTHEM_LYRICS = [
  { value: '1', label: '起来！不愿做奴隶的人们！' },
  { value: '2', label: '把我们的血肉，筑成我们新的长城！' },
  { value: '3', label: '中华民族到了最危险的时候' },
  { value: '4', label: '每个人被迫着发出最后的吼声' },
  { value: '5', label: '起来！起来！起来！' },
  { value: '6', label: '我们万众一心' },
  { value: '7', label: '冒着敌人的炮火，前进！' },
  { value: '8', label: '前进！前进！进！' },
]

const SMEDLEY_QUOTES = [
  { value: '1', label: '建设一个强大的和自由的中国' },
  { value: '2', label: '为我的遗体唱一首歌，中国的国歌……"起来"' },
  { value: '3', label: '我的心灵在这个世界上除了中国的任何地方都未能找到安宁' },
]

const getCanShare = (sceneId: number, localState: DialogLocalState): boolean => {
  switch (sceneId) {
    case 1:
      return !!localState.selectedLyric
    case 2:
      return localState.guizhouInput.trim().length > 0
    case 3:
      return localState.pianoFinished
    case 4:
      return !!localState.selectedQuote
    case 5:
      return localState.postcardFinished
    case 6:
      return (
        localState.beijingFinished &&
        typeof localState.beijingSelection.previewImageDataUrl === 'string'
      )
    default:
      return true
  }
}

const buildSharePayload = (
  sceneId: number,
  localState: DialogLocalState
): SharePayload | undefined => {
  switch (sceneId) {
    case 1: {
      const selected = ANTHEM_LYRICS.find((item) => item.value === localState.selectedLyric)
      return {
        sceneId: 1,
        lyricValue: localState.selectedLyric ?? '',
        lyricLabel: selected?.label ?? '',
      }
    }
    case 2:
      return {
        sceneId: 2,
        reflectionText: localState.guizhouInput.trim(),
      }
    case 3:
      return {
        sceneId: 3,
        pianoCompleted: localState.pianoFinished,
        pianoImagePath: 'nieer/reflection/lobby/box/音符',
      }
    case 4: {
      const selected = SMEDLEY_QUOTES.find((item) => item.value === localState.selectedQuote)
      return {
        sceneId: 4,
        quoteValue: localState.selectedQuote ?? '',
        quoteLabel: selected?.label ?? '',
      }
    }
    case 5:
      return {
        sceneId: 5,
        ...localState.postcardState,
      }
    case 6:
      return {
        sceneId: 6,
        ...localState.beijingSelection,
      }
    default:
      return undefined
  }
}

interface UnlockContentHandlers {
  onSelectLyric: (value: string) => void
  onChangeGuizhouInput: (value: string) => void
  onFinishPiano: () => void
  onSelectQuote: (value: string) => void
  onFinishPostcard: () => void
  onChangePostcardState: (payload: DialogLocalState['postcardState']) => void
  onFinishBeijing: () => void
  onChangeBeijingSelection: (payload: DialogLocalState['beijingSelection']) => void
}

const renderUnlockContent = (
  sceneId: number,
  localState: DialogLocalState,
  handlers: UnlockContentHandlers
) => {
  switch (sceneId) {
    case 1:
      return (
        <div className="flex flex-col items-center justify-center mt-12">
          <Image
            className="mb-20"
            src={getStaticImage(`${starName}/reflection/lobby/content/场景1交互`)}
            alt="场景1交互"
          />
          <SelectBg
            options={ANTHEM_LYRICS}
            value={localState.selectedLyric || ''}
            onChange={handlers.onSelectLyric}
            placeholder="请选择一句国歌歌词"
          />
        </div>
      )
    case 2:
      return (
        <div className="flex flex-col items-center justify-center mt-12">
          <Image
            className="mb-20"
            src={getStaticImage(`${starName}/reflection/lobby/content/场景2交互`)}
            alt="场景2交互"
          />
          <InputBg
            className="w-[875px]"
            value={localState.guizhouInput}
            onChange={handlers.onChangeGuizhouInput}
            placeholder="请输入你的爱国感悟（10字以内）"
            maxLength={10}
          />
        </div>
      )
    case 3:
      return (
        <div className="flex flex-col items-center justify-center mt-12">
          <PianoUnlockInteraction onFinished={handlers.onFinishPiano} />
        </div>
      )
    case 4:
      return (
        <div className="flex flex-col items-center justify-center mt-12">
          <Image
            className="mb-20"
            src={getStaticImage(`${starName}/reflection/lobby/content/场景4交互`)}
            alt="场景4交互"
          />
          <SelectBg
            options={SMEDLEY_QUOTES}
            value={localState.selectedQuote || ''}
            onChange={handlers.onSelectQuote}
            placeholder="请选择一句最触动你的遗言"
          />
        </div>
      )
    case 5:
      return (
        <PostcardUnlockInteraction
          onFinished={handlers.onFinishPostcard}
          onStateChange={handlers.onChangePostcardState}
        />
      )
    case 6:
      return (
        <BeijingUnlockInteraction
          onFinished={handlers.onFinishBeijing}
          onSelectionChange={handlers.onChangeBeijingSelection}
        />
      )
    default:
      return null
  }
}

const createUnlockHandlers = (
  setSelectedLyric: (value: string) => void,
  setGuizhouInput: (value: string) => void,
  setPianoFinished: (value: boolean) => void,
  setSelectedQuote: (value: string) => void,
  setPostcardFinished: (value: boolean) => void,
  setPostcardState: (payload: DialogLocalState['postcardState']) => void,
  setBeijingFinished: (value: boolean) => void,
  setBeijingSelection: (payload: DialogLocalState['beijingSelection']) => void
): UnlockContentHandlers => ({
  onSelectLyric: setSelectedLyric,
  onChangeGuizhouInput: (value) => setGuizhouInput(value.slice(0, 10)),
  onFinishPiano: () => setPianoFinished(true),
  onSelectQuote: setSelectedQuote,
  onFinishPostcard: () => setPostcardFinished(true),
  onChangePostcardState: setPostcardState,
  onFinishBeijing: () => setBeijingFinished(true),
  onChangeBeijingSelection: setBeijingSelection,
})

const DialogLayer = ({
  state,
  onEnterUnlock,
  onShare,
  onFinishBadgeVideo,
  onClose,
}: DialogLayerProps) => {
  const [selectedLyric, setSelectedLyric] = useState<string>()
  const [guizhouInput, setGuizhouInput] = useState('')
  const [pianoFinished, setPianoFinished] = useState(false)
  const [selectedQuote, setSelectedQuote] = useState<string>()
  const [postcardFinished, setPostcardFinished] = useState(false)
  const [beijingFinished, setBeijingFinished] = useState(false)
  const [postcardState, setPostcardState] = useState({
    hasPlane: false,
    hasText: false,
    postcardImagePath: DEFAULT_POSTCARD_IMAGE_PATH,
  })
  const [beijingSelection, setBeijingSelection] = useState<DialogLocalState['beijingSelection']>({})

  const dialogNonce = state.mode === 'idle' ? 0 : state.nonce

  useEffect(() => {
    setSelectedLyric(undefined)
    setGuizhouInput('')
    setPianoFinished(false)
    setSelectedQuote(undefined)
    setPostcardFinished(false)
    setBeijingFinished(false)
    setPostcardState({
      hasPlane: false,
      hasText: false,
      postcardImagePath: DEFAULT_POSTCARD_IMAGE_PATH,
    })
    setBeijingSelection({})
  }, [dialogNonce])

  if (state.mode === 'idle') return <AnimatePresence mode="sync" />

  const scene = LOBBY_COLUMNS.find((item) => item.id === state.sceneId)
  if (!scene) return null

  const localState: DialogLocalState = {
    selectedLyric,
    guizhouInput,
    pianoFinished,
    selectedQuote,
    postcardFinished,
    beijingFinished,
    postcardState,
    beijingSelection,
  }

  const canShare = getCanShare(state.sceneId, localState)
  const unlockHandlers = createUnlockHandlers(
    setSelectedLyric,
    setGuizhouInput,
    setPianoFinished,
    setSelectedQuote,
    setPostcardFinished,
    setPostcardState,
    setBeijingFinished,
    setBeijingSelection
  )

  const handleShareClick = () => {
    if (state.mode !== 'unlock') return
    onShare(state.sceneId, buildSharePayload(state.sceneId, localState))
  }

  return (
    <AnimatePresence mode="sync">
      {state.mode === 'result' && (
        <motion.div
          key={`result-${state.sceneId}-${state.nonce}`}
          className="absolute w-full h-full z-99"
          initial={{ opacity: 0, y: 10 }}
          animate={{ opacity: 1, y: 0 }}
          exit={{ opacity: 0, y: -10 }}
          transition={{ duration: 0.25, ease: 'easeOut' }}
        >
          <div className="relative w-full h-full">
            <Image
              src={getStaticImage(
                `${starName}/reflection/lobby/result/聂耳结束场景${state.sceneId}`
              )}
              alt="结果页"
            />
            {state.videoSrc && (
              <div className="absolute inset-0 z-20 bg-black">
                <Video
                  key={state.videoSrc}
                  src={state.videoSrc}
                  autoPlay
                  playsInline
                  className="w-full h-full"
                  onSkip={onFinishBadgeVideo}
                  onEnded={onFinishBadgeVideo}
                />
              </div>
            )}
            <Image
              button
              src={getStaticImage('components/关闭')}
              className="absolute right-6 top-5 z-30"
              alt="关闭"
              onClick={onClose}
            />
          </div>
        </motion.div>
      )}

      {state.mode === 'unlock' && (
        <motion.div
          key={`unlock-${state.sceneId}-${state.hasShare}-${state.nonce}`}
          initial={{ opacity: 0, y: 10 }}
          animate={{ opacity: 1, y: 0 }}
          exit={{ opacity: 0, y: -10 }}
          transition={{ duration: 0.25, ease: 'easeOut' }}
          className="absolute inset-0 z-40"
        >
          <UnlockHintDialog
            starName={starName}
            title={UNLOCK_TITLES[state.sceneId]}
            visible
            onClose={onClose}
            onShare={state.hasShare && canShare ? handleShareClick : undefined}
          >
            {renderUnlockContent(state.sceneId, localState, unlockHandlers)}
          </UnlockHintDialog>
        </motion.div>
      )}

      {state.mode === 'content' && (
        <ContentDialog
          key={`content-${state.sceneId}-${state.nonce}`}
          starName={starName}
          title={SCENE_TITLES[state.sceneId]}
          scene={scene}
          onClose={onClose}
          onEnterScene={onEnterUnlock}
        />
      )}
    </AnimatePresence>
  )
}

export default DialogLayer