import { createServer } from "vite"
import { existsSync } from "node:fs"
import { resolve } from "node:path"

const vite = await createServer({ server: { middlewareMode: true }, appType: "custom", logLevel: "error" })

try {
  const { aiCoursewareToSlides } = await vite.ssrLoadModule("/src/utils/aiCoursewareToSlides.ts")
  const { inspectAiPptQuality } = await vite.ssrLoadModule("/src/utils/aiPptQuality.ts")
  const { AI_COURSEWARE_TEMPLATES } = await vite.ssrLoadModule("/src/config/aiCoursewareTemplates.ts")
  const { getAiCoursewareTemplateMaster, getTemplateMasterPage, resolveTemplatePageLayout } = await vite.ssrLoadModule("/src/config/aiCoursewareTemplateMasters.ts")

  const page = (pageNo, type, title, layout, points, extra = {}) => ({
    pageNo,
    type,
    title,
    bullets: points,
    studentContent: { points },
    imageKeywords: [],
    visualPlan: { layout, visualDensity: "medium" },
    ...extra
  })
  const singingOutline = {
    title: "凤鸣山谷的故事",
    gradeName: "一年级",
    textbookName: "音乐一年级上册",
    unitName: "第一单元 奇妙的声音世界",
    chapterName: "凤鸣山谷的故事",
    courseType: "music",
    style: "cartoon",
    pages: [
      page(1, "cover", "凤鸣山谷的故事", "cover_scene", ["聆听自然的声音", "发现音乐的强弱变化"], { image: { url: "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=" } }),
      page(2, "scene_intro", "山谷里传来了什么声音？", "story_stage", ["观察画面", "模仿你听到的声音"], { interaction: { type: "question", question: "你觉得是谁在歌唱？", options: ["小鸟", "溪水", "风声"] } }),
      page(3, "objectives", "今天我们要学会", "goal_cards", ["分辨声音的高低", "感受音乐的强弱", "合作完成声音表演"]),
      page(4, "work_context", "走进凤鸣山谷", "split_image", ["清晨的山谷十分安静", "鸟鸣由远处慢慢靠近", "溪水一直轻轻流淌"]),
      page(5, "first_listen", "第一次完整聆听", "listen_wave", ["安静听完音乐", "用手势表示声音的远近", "记住最喜欢的声音"], { resourceBindings: [{ resourceId: "song-demo", resourceType: "SONG", name: "凤鸣山谷", contentUrl: "https://example.com/fengming.mp3", verified: true }] }),
      page(6, "lyric_read", "读一读山谷歌谣", "lyric_focus", ["小鸟唱得清脆", "溪水流得轻柔", "山风吹得悠长"]),
      page(7, "rhythm_practice", "跟着节奏拍一拍", "rhythm_grid", ["小鸟：短短拍", "溪水：连续拍", "山风：长长拍"], { activity: { task: "三组同学接力表现", steps: ["选择一种声音", "先慢速练习", "听指挥加入合奏"] } }),
      page(8, "melody_score", "旋律是怎样行走的？", "score_focus", ["向上表示声音变高", "向下表示声音变低", "平直表示保持稳定"]),
      page(9, "music_knowledge", "认识声音的强与弱", "knowledge_cards", ["强：有力量但不喊叫", "弱：轻柔但保持清楚", "强弱变化让音乐更生动"]),
      page(10, "compare_listen", "两段声音有什么不同？", "compare_listen", ["比较速度", "比较力度"], { interaction: { type: "compare", question: "哪一段更像远处的鸟鸣？", options: ["第一段更轻", "第二段更强", "第一段更慢", "第二段更快"] } }),
      page(11, "performance_activity", "合作表演山谷音乐会", "performance_stage", ["保持自己的声部", "关注指挥手势", "结束时一起收声"], { activity: { task: "用声音演出山谷从清晨到热闹的变化", steps: ["分成鸟鸣、溪水、山风三组", "商量进入顺序", "完整表演并互相评价"] } }),
      page(12, "summary", "我的音乐收获", "summary_checklist", ["我能分辨声音的高低", "我能表现声音的强弱", "我能与同伴合作表演"], { learningEvidence: "用一种声音表现你心中的凤鸣山谷" })
    ]
  }
  const appreciationOutline = {
    ...singingOutline,
    title: "月光下的琵琶",
    chapterName: "月光下的琵琶",
    courseType: "appreciation",
    style: "clean",
    pages: [
      page(1, "cover", "月光下的琵琶", "cover_scene", ["感受民族器乐的音色", "用语言描述音乐意境"]),
      page(2, "scene_intro", "月夜里传来了什么声音？", "hero_focus", ["观察演奏场景", "猜一猜正在演奏的乐器"]),
      page(3, "objectives", "带着三个问题走进音乐", "objectives", ["辨认琵琶音色", "感受速度与力度", "描述音乐意境"]),
      page(4, "first_listen", "完整聆听", "media_focus", ["安静聆听", "记录最打动你的片段", "想象音乐中的画面"]),
      page(5, "instrument_guide", "认识琵琶", "split_content", ["观察乐器外形", "了解基本演奏姿势", "辨认清脆明亮的音色"]),
      page(6, "music_knowledge", "音乐为什么有层次？", "diagram_focus", ["速度由慢到快", "力度由弱到强", "旋律推动情绪变化"]),
      page(7, "compare_listen", "两个片段有什么不同？", "compare", ["比较速度", "比较力度", "比较情绪"]),
      page(8, "creative_activity", "为音乐选择一幅画", "activity", ["小组交流选择理由", "用音乐要素支持判断", "向全班分享"]),
      page(9, "practice_check", "我能听出来", "summary", ["这是琵琶的音色", "这一段速度更快", "这一段力度更强"]),
      page(10, "summary", "我的欣赏收获", "text_focus", ["我能辨认琵琶音色", "我能描述速度和力度", "我能说出音乐带来的想象"])
    ]
  }
  const rhythmOutline = {
    ...singingOutline,
    title: "节奏变变变",
    chapterName: "节奏变变变",
    courseType: "rhythm",
    pages: [
      page(1, "cover", "节奏变变变", "cover_scene", ["发现生活中的节奏", "合作完成节奏接龙"]),
      page(2, "scene_intro", "哪些声音有规律？", "hero_focus", ["听脚步声", "听拍球声", "发现重复规律"]),
      page(3, "objectives", "今天的节奏任务", "objectives", ["稳定保持节拍", "模仿两种节奏型", "完成小组接龙"]),
      page(4, "rhythm_practice", "跟着节拍做动作", "diagram_focus", ["拍手", "跺脚", "拍腿"], { activity: { task: "保持稳定节拍", steps: ["看图模仿", "跟随口令", "独立完成"] } }),
      page(5, "compare_listen", "两种节奏一样吗？", "compare", ["比较声音长短", "比较疏密", "说出不同之处"]),
      page(6, "rhythm_practice", "组合新的节奏", "diagram_focus", ["选择两个节奏型", "按顺序连接", "反复练熟"], { activity: { task: "组合节奏", steps: ["选择", "连接", "练习"] } }),
      page(7, "creative_activity", "小组节奏接龙", "activity", ["保持共同速度", "轮到自己再进入", "结束动作要整齐"]),
      page(8, "practice_check", "节奏挑战", "summary", ["我能稳定拍击", "我能听出不同节奏", "我能完成接龙"]),
      page(9, "summary", "我的节奏收获", "text_focus", ["节拍要稳定", "节奏有长短疏密", "合作要互相倾听"])
    ]
  }
  const longOutline = {
    ...singingOutline,
    pages: [
      ...singingOutline.pages,
      page(13, "music_knowledge", "声音还能怎样变化？", "knowledge_cards", ["比较声音长短", "比较声音高低", "比较声音强弱"]),
      page(14, "creative_activity", "设计新的山谷回声", "activity", ["选择声音角色", "设计进入顺序", "合作完整展示"]),
      page(15, "summary", "把山谷音乐带回家", "summary", ["记录一种自然声音", "尝试用动作表现", "下节课与同学分享"])
    ]
  }
  const courseVariants = [
    { id: "singing", outline: singingOutline, expectedMediaPlaceholders: 0 },
    { id: "appreciation-no-lyrics", outline: appreciationOutline, expectedMediaPlaceholders: 1 },
    { id: "rhythm-no-lyrics-or-score", outline: rhythmOutline, expectedMediaPlaceholders: 0 },
    { id: "long-15-pages", outline: longOutline, expectedMediaPlaceholders: 0 }
  ]
  const preferences = { lessonMinutes: 40, minPages: 9, maxPages: 15, assetStyle: "illustration", sourceImagePolicy: "balanced", requireAudio: false, requireVideo: false, enableAnimations: true }
  const results = []

  for (const template of AI_COURSEWARE_TEMPLATES) {
    for (const variant of courseVariants) {
      const outline = { ...variant.outline, templateId: template.id }
      const converted = aiCoursewareToSlides(outline, { templateId: template.id, enableAnimations: true })
      const report = inspectAiPptQuality(outline, converted.slides, preferences)
      const master = getAiCoursewareTemplateMaster(template.id)
      const coverMasterPage = getTemplateMasterPage(master, "cover")
      const backgrounds = new Set(converted.slides.map(slide => slide.background?.color || slide.background?.image || ""))
      const expectedBackgrounds = new Set(master.pages.flatMap(item => item.backgroundImages?.length ? item.backgroundImages : [item.backgroundImage || item.background]))
      const unknownBackgrounds = [...backgrounds].filter(item => !expectedBackgrounds.has(item))
      const missingBackgroundFiles = [...expectedBackgrounds]
        .filter(item => item.startsWith("/"))
        .filter(item => !existsSync(resolve("public", item.replace(/^\//, ""))))
      const layoutMismatchCount = outline.pages.filter((page, index) => {
        const layout = resolveTemplatePageLayout(page.visualPlan?.layout)
        const expectedPage = master.pages.find(item => item.layout === layout)
        const expectedBackgroundsForPage = expectedPage?.backgroundImages?.length
          ? expectedPage.backgroundImages
          : expectedPage ? [expectedPage.backgroundImage || expectedPage.background] : []
        const actualBackground = converted.slides[index]?.background?.color || converted.slides[index]?.background?.image || ""
        return expectedBackgroundsForPage.length > 0 && !expectedBackgroundsForPage.includes(actualBackground)
      }).length
      const mediaPlaceholderPages = converted.slides
        .map((slide, index) => ({
          pageNo: index + 1,
          found: slide.elements.some(element => {
            const content = element.type === "text" ? element.content : element.type === "shape" && element.text ? element.text.content : ""
            return String(content).includes("本页需要课堂音视频")
          })
        }))
        .filter(item => item.found)
        .map(item => item.pageNo)
      const emptyRemarkPages = converted.slides
        .map((slide, index) => ({ pageNo: index + 1, empty: index > 0 && !String(slide.remark || "").trim() }))
        .filter(item => item.empty)
        .map(item => item.pageNo)
      results.push({
        scenario: variant.id,
        expectedSlideCount: outline.pages.length,
        templateId: template.id,
        slideCount: converted.slides.length,
        masterPageCount: master.pages.length,
        coverMaster: getTemplateMasterPage(master, "cover").id,
        contentMaster: getTemplateMasterPage(master, "content").id,
        emptySlides: converted.slides.filter(slide => !slide.elements.length).length,
        contractPageCount: master.pages.filter(page => page.safeArea && page.reservedZones).length,
        coverVisualContractValid: coverMasterPage.backgroundVisual
          ? coverMasterPage.slots.find(slot => slot.kind === "image")?.enabled === false
          : coverMasterPage.slots.find(slot => slot.kind === "image")?.enabled !== false,
        layoutMismatchCount,
        expectedMediaPlaceholders: variant.expectedMediaPlaceholders,
        mediaPlaceholderPages,
        emptyRemarkPages,
        unknownBackgrounds,
        missingBackgroundFiles,
        errors: report.errors,
        warnings: report.warnings
      })
    }
  }

  const failures = results.flatMap(result => {
    const messages = []
    if (result.slideCount !== result.expectedSlideCount) messages.push(`页数不一致：${result.slideCount}`)
    if (result.masterPageCount < 10) messages.push(`母版页型不足：${result.masterPageCount}`)
    if (result.emptySlides) messages.push(`空白页：${result.emptySlides}`)
    if (result.contractPageCount !== result.masterPageCount) messages.push(`空间契约缺失：${result.contractPageCount}/${result.masterPageCount}`)
    if (!result.coverVisualContractValid) messages.push("封面背景类型与图片槽契约不一致")
    if (result.layoutMismatchCount) messages.push(`视觉布局匹配错误：${result.layoutMismatchCount}`)
    if (result.mediaPlaceholderPages.length !== result.expectedMediaPlaceholders) messages.push(`媒体占位页不符合预期：${result.mediaPlaceholderPages.join("、") || "无"}`)
    if (result.emptyRemarkPages.length) messages.push(`教师备注为空：${result.emptyRemarkPages.join("、")}`)
    if (result.unknownBackgrounds.length) messages.push(`未应用母版背景：${result.unknownBackgrounds.join(",")}`)
    if (result.missingBackgroundFiles.length) messages.push(`母版背景文件缺失：${result.missingBackgroundFiles.join(",")}`)
    if (result.errors.length) messages.push(...result.errors.map(item => `P${item.pageNo || "-"} ${item.code}: ${item.message}`))
    return messages.map(message => `${result.templateId}/${result.scenario}: ${message}`)
  })

  console.log(JSON.stringify({ passed: failures.length === 0, scenarios: courseVariants.map(item => item.id), results, failures }, null, 2))
  if (failures.length) process.exitCode = 1
} finally {
  await vite.close()
}