import { inquiryFixture } from './aiPptInquiry.mjs'

// 无外部图片的课堂设计回归：色块、任务图标、原生节奏图和比较排版。
export function nativeVisualFixture() {
  const outline = inquiryFixture()
  outline.title = outline.chapterName = '让声音有表情'
  outline.visualBible.palette = ['#243C5A', '#F8F6F0', '#CB652F']
  const cover = structuredClone(outline.pages[0])
  cover.title = outline.title
  cover.studentContent = { headline: '听见差别，唱出变化', points: [] }
  cover.classroomAction.studentTask = ''
  const listen = structuredClone(outline.pages[1])
  listen.title = '先听见，再说出'
  listen.studentContent = { headline: '同一句歌，可以有什么不同？',
    points: ['聆听两次演唱，留意力度', '观察同伴怎样表现声音', '说一说你听到的差别'] }
  listen.classroomAction.studentTask = ''
  listen.visualPlan.composition = 'concept_grid'
  const steps = structuredClone(listen)
  steps.type = 'performance_activity'
  steps.title = '把发现变成自己的唱法'
  steps.studentContent = { headline: '试着改变一种声音表现', points: [],
    steps: ['聆听老师的示范', '讨论准备改变的地方', '创编自己的表现方式'] }
  steps.visualPlan.composition = 'steps'
  steps.visualPlan.textPresentation = 'steps'
  const summary = structuredClone(outline.pages[8])
  summary.studentContent = { headline: '我能说出自己的改变', points: ['声音哪里发生了变化？', '这样的变化带来了什么感受？'] }
  summary.classroomAction.studentTask = ''
  summary.visualPlan.composition = 'focus_question'
  outline.pages = [cover, listen, steps, outline.pages[3], outline.pages[4], summary].map((page, i) => {
    const native = structuredClone(page)
    delete native.image
    native.pageNo = i + 1
    native.imageKeywords = []
    native.requiredVisual = false
    native.visualPlan = { ...native.visualPlan, visualMode: native.diagram ? 'native_diagram' : 'text_only', imagePurpose: 'none', imageNecessity: 'none' }
    return native
  })
  return outline
}