407 lines
13 KiB
TypeScript
407 lines
13 KiB
TypeScript
import { useCallback, useRef, useState } from 'react'
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import {
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Title,
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Image,
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Cursor,
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Video,
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GuideSteps,
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GuideStepsItem,
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type SingleChoiceOption,
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type DragFillResult,
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SingleChoiceQuizPanel,
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} from '@/components'
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import { SuccessAlert, DragQuizPanel } from '@/components/layout'
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import { getBackgroundImage, getStaticImage, getPublicPath } from '@/lib/utils'
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import { useNavigate, useParams } from 'react-router-dom'
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import type { VideoRef } from '@/components/video'
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import { useChenyunStore, saveChenyunStore } from '@/store/chenyunStore'
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import { usePuzzleAnimation } from '@/contexts/PuzzleAnimationContext'
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const STAR_NAME = 'chenyun'
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const PLACE = 'place7'
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const EXHIBIT_ID = 1
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const PUZZLE_PIECE_ID = 10
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const TOTAL_EXHIBITS = 1
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// ─── 资源路径 ───
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const BACKGROUND_KEY = `${STAR_NAME}/${PLACE}/场景7`
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const CONTINUE_IMAGE_KEY = `${STAR_NAME}/${PLACE}/继续前进`
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const VIDEO_1_SRC = getPublicPath(`video/${STAR_NAME}/chenyun_10.mp4`)
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const VIDEO_2_SRC = getPublicPath(`video/${STAR_NAME}/chenyun_11.mp4`)
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const AUDIO_PREFIX = `audio/${STAR_NAME}`
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// ─── 题目1：单选 ───
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const QUIZ1_OPTIONS: SingleChoiceOption[] = [
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{ value: 'A', label: 'A.推动了淮海战役的胜利' },
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{ value: 'B', label: 'B.有利于稳定人民币的发行和地位' },
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{ value: 'C', label: 'C.巩固了新中国人民政权' },
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]
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const QUIZ1_CORRECT: string = 'B'
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const QUIZ1_TITLE =
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'【单选】1949年6月，中共中央指示打击银元投机活动，金条、银元一律由人民银行挂牌收兑，铁路交通事业，税收一律收人民币。同时，上海军管会查封了证券大楼。这次“银元之战”：'
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const QUIZ1_ERROR_HINTS: Record<string, string> = {
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A: '淮海战役于1949年1月胜利结束，发生在这次“银元之战”前，不存在因果关系。请你再想想吧！',
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C: '1949年6月新中国政权尚未建立。请你再想想吧',
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}
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const QUIZ1_FALLBACK_HINT = '再想一想，注意题干中的时间和提示信息哦～'
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const QUIZ1_SUCCESS_CONTENT =
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'“银元之战”属于当时人民政府整顿金融的重要举措，黄金、银元投机不利于人民币币值稳定和流通，因此“银元之战”打击贵金属投机活动，有利于稳定人民币的发行和地位。'
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// ─── 题目2：拖拽 ───
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const QUIZ2_BLANKS = [
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{ id: 'blank-1', label: '____' },
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{ id: 'blank-2', label: '____' },
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{ id: 'blank-3', label: '____' },
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]
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const QUIZ2_OPTIONS = [
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{ value: '棉纱', label: '棉纱' },
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{ value: '大米', label: '大米' },
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{ value: '煤炭', label: '煤炭' },
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{ value: '石油', label: '石油' },
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]
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const QUIZ2_CORRECT_SET = new Set(['棉纱', '大米', '煤炭'])
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const QUIZ2_PREFIX =
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'【拖拽】新中国成立后，为了稳定物价，中央政府组织了“两白一黑”的集中调运，“两白一黑”指的是'
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const QUIZ2_ERROR = '石油当时不是主要调控对象。请你再想想吧！'
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const isQuiz2Correct = (answers: DragFillResult[]): boolean => {
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if (answers.length !== QUIZ2_CORRECT_SET.size) return false
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const filled = new Set(answers.map((a) => a.optionValue))
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if (filled.size !== QUIZ2_CORRECT_SET.size) return false
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for (const value of QUIZ2_CORRECT_SET) {
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if (!filled.has(value)) return false
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}
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return true
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}
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const ChenyunPlace7 = () => {
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const navigate = useNavigate()
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const { moduleName } = useParams<{ moduleName: string }>()
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const { triggerPuzzleAnimation } = usePuzzleAnimation()
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const { markExhibitVisited, getVisitedExhibits, setLastVisitedPlace } = useChenyunStore()
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const visited = new Set(getVisitedExhibits(PLACE))
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const completed = visited.size >= TOTAL_EXHIBITS
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// ─── 第一阶段：视频1 + 对话1 + 单选题 ───
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const videoRef1 = useRef<VideoRef>(null)
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const [video1Visible, setVideo1Visible] = useState(false)
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const [video1Playing, setVideo1Playing] = useState(false)
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const [guide1Visible, setGuide1Visible] = useState(false)
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const [guide1Step, setGuide1Step] = useState(0)
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const [quiz1Visible, setQuiz1Visible] = useState(false)
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const [quiz1Completed, setQuiz1Completed] = useState(false)
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// ─── 第二阶段：视频2 + 对话2 + 拖拽题 ───
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const videoRef2 = useRef<VideoRef>(null)
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const [video2Visible, setVideo2Visible] = useState(false)
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const [video2Playing, setVideo2Playing] = useState(false)
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const [guide2Visible, setGuide2Visible] = useState(false)
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const [guide2Step, setGuide2Step] = useState(0)
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const [quiz2Visible, setQuiz2Visible] = useState(false)
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const [quiz2Value, setQuiz2Value] = useState<DragFillResult[]>([])
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const [quiz2Error, setQuiz2Error] = useState('')
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const [quiz2Completed, setQuiz2Completed] = useState(false)
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// ─── 成功提示 ───
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const [successVisible, setSuccessVisible] = useState(false)
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const [successContent, setSuccessContent] = useState('')
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// ─── 流程辅助 ───
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const resetFlow = useCallback(() => {
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setVideo1Visible(false)
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setVideo1Playing(false)
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setGuide1Visible(false)
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setGuide1Step(0)
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setQuiz1Visible(false)
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setQuiz1Completed(false)
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setVideo2Visible(false)
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setVideo2Playing(false)
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setGuide2Visible(false)
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setGuide2Step(0)
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setQuiz2Visible(false)
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setQuiz2Value([])
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setQuiz2Error('')
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setQuiz2Completed(false)
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setSuccessVisible(false)
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setSuccessContent('')
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}, [])
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const enterPhase1 = useCallback(() => {
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setVideo1Visible(true)
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setVideo1Playing(false)
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setGuide1Visible(true)
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setGuide1Step(0)
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}, [])
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const enterPhase2 = useCallback(() => {
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setVideo2Visible(true)
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setVideo2Playing(false)
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setGuide2Visible(true)
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setGuide2Step(0)
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}, [])
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// 点击展品光标：每次都从头走完整流程
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const handleOpenExhibit = useCallback(() => {
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resetFlow()
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enterPhase1()
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}, [resetFlow, enterPhase1])
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// 对话1 结束 → 播放视频1
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const handleGuide1VisibleChange = (visible: boolean) => {
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setGuide1Visible(visible)
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if (!visible && video1Visible) {
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setVideo1Playing(true)
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videoRef1.current?.play()
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}
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}
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// 对话2 结束 → 播放视频2
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const handleGuide2VisibleChange = (visible: boolean) => {
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setGuide2Visible(visible)
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if (!visible && video2Visible) {
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setVideo2Playing(true)
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videoRef2.current?.play()
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}
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}
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// 视频1 结束：标记访问 + 触发拼图 + 出题1
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const handleVideo1Ended = () => {
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setVideo1Playing(false)
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markExhibitVisited(PLACE, EXHIBIT_ID)
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triggerPuzzleAnimation(PUZZLE_PIECE_ID)
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setQuiz1Visible(true)
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}
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// 题1 答对：弹成功提示，关闭后进入第二阶段
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const handleQuiz1Submit = () => {
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setQuiz1Visible(false)
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setQuiz1Completed(true)
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setSuccessContent(QUIZ1_SUCCESS_CONTENT)
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setSuccessVisible(true)
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}
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// 视频2 结束：出题2
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const handleVideo2Ended = () => {
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setVideo2Playing(false)
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setQuiz2Visible(true)
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}
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// 题2 实时校验：填齐后判定
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const handleQuiz2Change = (val: DragFillResult[]) => {
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setQuiz2Value(val)
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setQuiz2Error('')
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if (val.length < QUIZ2_CORRECT_SET.size) return
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if (!isQuiz2Correct(val)) {
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setQuiz2Error(QUIZ2_ERROR)
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return
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}
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setQuiz2Visible(false)
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setVideo1Visible(false)
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setVideo2Visible(false)
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setQuiz2Completed(true)
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setSuccessContent('')
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setSuccessVisible(true)
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}
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// 成功提示关闭：题1答对后才进入第二阶段；题2答对后则停留在场景
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const handleSuccessDismiss = () => {
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setSuccessVisible(false)
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if (quiz1Completed && !quiz2Completed && !quiz2Visible) {
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enterPhase2()
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}
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}
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if (!moduleName) return null
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const subtitle = completed ? '已完成' : `${visited.size}/${TOTAL_EXHIBITS}`
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const subtitleClassName = completed
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? 'text-[#fff998] [text-shadow:_0_8px_8px_rgba(0,0,0,0.35),_0_0_16px_rgba(0,0,0,0.25)]'
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: undefined
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return (
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<div
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className="w-full h-full bg-cover bg-center bg-no-repeat"
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style={{ backgroundImage: getBackgroundImage(BACKGROUND_KEY) }}
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>
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{/* 标题 */}
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<Title
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title="恢复时期·经济奠基"
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subtitle={subtitle}
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subtitleClassName={subtitleClassName}
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className="absolute top-10 left-1/2 -translate-x-1/2"
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/>
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{/* 返回上一章 */}
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<Image
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className="absolute right-5 top-5"
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src={getStaticImage('components/离开')}
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button
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onClick={() => navigate(`/${moduleName}/${STAR_NAME}/place6`)}
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/>
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{/* 展品1 光标 */}
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<Cursor
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className="absolute left-230 top-88"
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onClick={handleOpenExhibit}
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read={visited.has(EXHIBIT_ID)}
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/>
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{/* 继续前进 - 仅在完成所有展品后显示 */}
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{completed && (
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<Image
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className="absolute bottom-0 right-0"
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src={getStaticImage(CONTINUE_IMAGE_KEY)}
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button
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onClick={() => {
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setLastVisitedPlace('place8')
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saveChenyunStore()
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navigate(`/${moduleName}/${STAR_NAME}/place8`)
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}}
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/>
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)}
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{/* 视频1（全屏） */}
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{video1Visible && (
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<div className="fixed inset-0 z-9999 bg-black">
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<Video
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ref={videoRef1}
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src={VIDEO_1_SRC}
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className="w-full h-full"
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autoPlay={video1Playing}
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playsInline
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preload="auto"
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muted={!video1Playing}
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showSkipButton
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onEnded={handleVideo1Ended}
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/>
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</div>
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)}
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{/* 对话1（叠加在视频1之上） */}
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<GuideSteps
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visible={guide1Visible}
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onVisibleChange={handleGuide1VisibleChange}
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currentStep={guide1Step}
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onStepChange={setGuide1Step}
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showMask={false}
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highlightSelectors={[]}
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zIndex={10001}
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>
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<GuideStepsItem
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speaker="student"
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audioSrc={getPublicPath(`${AUDIO_PREFIX}/mp3_chenyun_19.mp3`)}
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>
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那"银元之战"是如何取得胜利的呢？
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</GuideStepsItem>
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<GuideStepsItem
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speaker="guide"
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audioSrc={getPublicPath(`${AUDIO_PREFIX}/mp3_chenyun_20.mp3`)}
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>
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由于通货膨胀，国民党发行的法币、金圆券变成了一堆废纸。当时坊间流传“大街过三道，物价跳三跳”。
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</GuideStepsItem>
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<GuideStepsItem speaker="guide">
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有人计算，一百元法币，在一九三七年可买两头牛，一九四五年只能买两个鸡蛋，一九四七年只能买一个煤球，到一九四九年五月连一粒米也买不到。可见，当时通货膨胀多么严重。
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</GuideStepsItem>
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<GuideStepsItem speaker="guide">
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打击投机资本，稳定金融物价，陈云代中央起草《中共中央关于打击银元使人民币占领阵地的指示》，提出以强硬手段打击投机势力。
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</GuideStepsItem>
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</GuideSteps>
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{/* 题目1：单选 */}
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<SingleChoiceQuizPanel
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visible={quiz1Visible}
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zIndex={10002}
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title={QUIZ1_TITLE}
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options={QUIZ1_OPTIONS}
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correctAnswer={QUIZ1_CORRECT}
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onSubmit={handleQuiz1Submit}
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onWrongSelect={(val) => QUIZ1_ERROR_HINTS[val] || QUIZ1_FALLBACK_HINT}
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/>
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{/* 视频2（全屏） */}
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{video2Visible && (
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<div className="fixed inset-0 z-10010 bg-black">
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<Video
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ref={videoRef2}
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src={VIDEO_2_SRC}
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className="w-full h-full"
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autoPlay={video2Playing}
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playsInline
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preload="auto"
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muted={!video2Playing}
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showSkipButton
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skipText="跳过"
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onEnded={handleVideo2Ended}
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/>
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</div>
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)}
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{/* 对话2（叠加在视频2之上） */}
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<GuideSteps
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visible={guide2Visible}
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onVisibleChange={handleGuide2VisibleChange}
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currentStep={guide2Step}
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onStepChange={setGuide2Step}
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showMask={false}
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highlightSelectors={[]}
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zIndex={10011}
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>
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<GuideStepsItem
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speaker="student"
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audioSrc={getPublicPath(`${AUDIO_PREFIX}/mp3_chenyun_21.mp3`)}
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>
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那"两白一黑"战役是如何打赢的呢？
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</GuideStepsItem>
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<GuideStepsItem
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speaker="guide"
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audioSrc={getPublicPath(`${AUDIO_PREFIX}/mp3_chenyun_22.mp3`)}
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>
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“银元之战”的胜利并没有遏制住投机者的嚣张气焰，物价稳定仅十几天后，投机者就由银元投机转向“两白一黑”的投机，即：棉纱、大米和煤炭，引发了又一次全国性涨价狂潮。
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</GuideStepsItem>
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</GuideSteps>
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{/* 题目2：拖拽 */}
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<DragQuizPanel
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visible={quiz2Visible}
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zIndex={10012}
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questionPrefix={QUIZ2_PREFIX}
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questionSuffix="。"
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options={QUIZ2_OPTIONS}
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blanks={QUIZ2_BLANKS}
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value={quiz2Value}
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error={quiz2Error}
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onChange={handleQuiz2Change}
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/>
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{/* 成功提示（盖在视频/题目之上） */}
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{successVisible && (
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<div className="fixed inset-0" style={{ zIndex: 20000 }}>
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<SuccessAlert
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visible
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title="恭喜你, 选择正确!"
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content={successContent}
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onClose={handleSuccessDismiss}
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onContinue={handleSuccessDismiss}
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/>
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</div>
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)}
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</div>
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)
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}
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export default ChenyunPlace7
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