[{"_1":2,"_3":-5,"_4":-5},"loaderData",{"_5":6,"_7":8,"_9":10},"actionData","errors","root",{"_154":155,"_156":157},"routes/_app.x.$handle.$name",{"_96":95,"_32":45,"_105":86,"_27":53,"_13":14,"_106":-5,"_11":107,"_108":109,"_110":111,"_112":113,"_114":115,"_20":-5,"_116":-5,"_117":-5,"_118":25,"_119":120,"_121":58,"_122":-5,"_123":-5,"_124":125},"routes/_app.x.$handle.$name.branch.$branch.version.$version.diff",{"_11":12,"_13":14,"_15":16,"_17":-5,"_18":-5},"project",{"_43":44,"_32":45,"_38":46,"_47":-5,"_48":25,"_49":50,"_51":50,"_52":53,"_54":-5,"_18":55,"_56":31,"_57":58,"_59":-5,"_60":-5,"_61":62,"_63":64,"_65":-5,"_66":-5,"_67":-5,"_68":-5,"_69":70,"_71":70,"_72":73,"_74":73,"_75":73,"_76":70,"_77":70,"_78":79,"_80":81,"_82":83,"_84":25},"version",27,"changes",[19],"aiChatInfo","userId",{"_20":21,"_22":23,"_24":25,"_26":25,"_27":28,"_29":28},"file",{"_30":31,"_32":28,"_33":34,"_35":37,"_38":39,"_40":14,"_41":42,"_24":25},"previous",{"_30":31,"_32":28,"_33":34,"_35":36},"deleted",false,"deletedHere","path","main.ts","latestPath","fileId","4cb82990-b025-11f1-a4cd-1607ee4eb77e","name","fileType","http","content","import pptxgen from \"npm:pptxgenjs@3.12.0\";\nimport { Buffer } from \"node:buffer\";\n\n// Твой рабочий Access Key из Unsplash\nconst UNSPLASH_ACCESS_KEY = \"ekdHeVBd2229MrGIv_rBzrUJPrDS4lyS9lS95HQ_ZFg\";\n\n// ЖЕСТКИЙ ЧЕРНЫЙ СПИСОК (Никакой тюрьмы, Сталина, митингов, гравюр и пыльных рисунков!)\nconst STRICT_BLACKLIST =\n /(stalin|сталин|lenin|ленин|hitler|гитлер|тюрьм|prison|arrest|арест|заключен|convict|gulag|гулаг|protest|rally|митинг|протест|плакат|политик|politics|demonstration|война|war|military|drawing|рисунок|sketch|набросок|engraving|гравюра|flag|флаг|coat_of_arms|герб|emblem|logo|formula|формула|equation|dictionary|словарь|book_cover)/i;\n\n// Формирование чистого визуального запроса\nfunction getCleanVisualQuery(topic: string, slideTitle: string): string {\n // Слова, которые ни в коем случае нельзя отправлять в поиск фото\n const stopWords = [\n \"заключение\",\n \"выводы\",\n \"итоги\",\n \"резюме\",\n \"введение\",\n \"философия\",\n \"история\",\n \"теория\",\n \"основы\",\n \"анализ\",\n \"понятие\",\n \"предмет\",\n ];\n\n const clean = (str: string) =>\n str.toLowerCase()\n .replace(/[«»\"'\$\$\\,\\.\\:\\-\\/\\[\\]]/g, \" \")\n .split(/\\s+/)\n .filter((w) => w.length > 2 && !stopWords.includes(w));\n\n const topicWords = clean(topic);\n const titleWords = clean(slideTitle);\n\n const mainSubject = topicWords.slice(0, 2).join(\" \") || topic;\n const specific = titleWords.filter((w) => !topicWords.includes(w)).slice(0, 1)\n .join(\" \");\n\n // Если тема абстрактная (философия, бытие, сознание) — ищем красивый атмосферный пейзаж/космос\n if (/быти|сознан|дух|экзистенц|смысл|разум|вечност/i.test(slideTitle)) {\n return `${mainSubject} nature universe horizon space contemplation landscape`;\n }\n\n return `${mainSubject} ${specific} photography landscape 4k`.trim();\n}\n\n// Безопасный поиск уникального фото без повторов\nasync function fetchSafeUniquePhoto(\n query: string,\n usedSignatures: Set,\n): Promise {\n console.log(\"Поиск качественного фото:\", query);\n\n // 1. Приоритетный поиск в Unsplash (студийное 4K качество, пейзажи)\n if (UNSPLASH_ACCESS_KEY && UNSPLASH_ACCESS_KEY.length > 5) {\n try {\n const uUrl = `https://api.unsplash.com/search/photos?query=${\n encodeURIComponent(query)\n }&orientation=landscape&content_filter=high&per_page=20`;\n const res = await fetch(uUrl, {\n headers: { Authorization: `Client-ID ${UNSPLASH_ACCESS_KEY}` },\n });\n\n if (res.ok) {\n const uData = await res.json();\n for (const item of uData.results || []) {\n const photoId = String(item.id);\n const desc = `${item.description || \"\"} ${\n item.alt_description || \"\"\n }`;\n\n if (STRICT_BLACKLIST.test(desc) || STRICT_BLACKLIST.test(photoId)) {\n continue;\n }\n\n const imgUrl = item.urls?.regular;\n if (imgUrl) {\n const imgRes = await fetch(imgUrl);\n if (imgRes.ok) {\n const buf = await imgRes.arrayBuffer();\n const b64 = Buffer.from(buf).toString(\"base64\");\n const signature = b64.slice(100, 250);\n\n if (!usedSignatures.has(signature)) {\n usedSignatures.add(signature);\n console.log(\"Найдено уникальное фото Unsplash:\", photoId);\n return `data:image/jpeg;base64,${b64}`;\n }\n }\n }\n }\n }\n } catch (e) {\n console.warn(\"Unsplash warning:\", e);\n }\n }\n\n // 2. Резервный поиск по энциклопедии (только чистые фото)\n try {\n const wikiUrlRu =\n `https://ru.wikipedia.org/w/api.php?action=query&generator=search&gsrsearch=${\n encodeURIComponent(query)\n }&gsrlimit=10&prop=pageimages&pithumbsize=1200&format=json&origin=*`;\n const resRu = await fetch(wikiUrlRu, {\n headers: { \"User-Agent\": \"DokladoBot/9.0\" },\n });\n\n if (resRu.ok) {\n const data = await resRu.json();\n const pages = Object.values(data.query?.pages || {}) as any[];\n\n for (const p of pages) {\n const src = p.thumbnail?.source || \"\";\n const title = p.title || \"\";\n\n if (\n src && !STRICT_BLACKLIST.test(src) && !STRICT_BLACKLIST.test(title)\n ) {\n const imgRes = await fetch(src, {\n headers: { \"User-Agent\": \"DokladoBot/9.0\" },\n });\n if (imgRes.ok) {\n const buf = await imgRes.arrayBuffer();\n const b64 = Buffer.from(buf).toString(\"base64\");\n const signature = b64.slice(100, 250);\n\n if (!usedSignatures.has(signature)) {\n usedSignatures.add(signature);\n console.log(\"Найдено чистое фото энциклопедии:\", title);\n return `data:image/jpeg;base64,${b64}`;\n }\n }\n }\n }\n }\n } catch (err) {\n console.error(\"Wiki search error:\", err);\n }\n\n return null;\n}\n\nexport default async function (req: Request): Promise {\n if (req.method !== \"POST\") {\n return new Response(\"Send POST with presentation JSON\", { status: 400 });\n }\n\n try {\n const inputData = await req.json();\n const pres = new pptxgen();\n pres.layout = \"LAYOUT_16x9\";\n\n const theme = {\n bg: \"0A1128\", // Глубокий темно-синий премиум\n title: \"FFFFFF\", // Белоснежный заголовок\n body: \"FFFFFF\", // Яркий белый жирный текст\n accent: \"38BDF8\", // Неоново-голубой для цифр\n subText: \"7DD3FC\", // Голубой подзаголовок\n line: \"1E293B\", // Разделитель\n footer: \"64748B\", // Футер\n };\n\n function applyBackground(slide: any) {\n slide.background = { fill: theme.bg };\n slide.addText(\n `${inputData.studentName || \"Студент\"} | Группа ${\n inputData.group || \"\"\n }`,\n {\n x: 0.8,\n y: 5.2,\n w: 8.4,\n h: 0.3,\n fontFace: \"Arial\",\n fontSize: 10,\n color: theme.footer,\n align: \"right\",\n },\n );\n }\n\n const slides = inputData.slides || [];\n const totalSlides = slides.length;\n\n // СЛАЙД «ЗАКЛЮЧЕНИЕ» НИКОГДА НЕ ПОЛУЧАЕТ ФОТО (только для слайдов до него!)\n const eligibleSlideIndices: number[] = [];\n slides.forEach((s: any, idx: number) => {\n const isLast = idx === totalSlides - 1;\n const isConclusion = /заключение|вывод|итог/i.test(s.title || \"\");\n if (!isLast && !isConclusion) {\n eligibleSlideIndices.push(idx);\n }\n });\n\n // Равномерный отбор слайдов для картинок (титул + каждый второй слайд)\n const targetImageCount = Math.max(\n 3,\n Math.min(Math.ceil(totalSlides * 0.45), 8),\n );\n const imageSlideIndices: number[] = [0]; // Титул всегда с фото\n\n const step = eligibleSlideIndices.length / (targetImageCount - 1);\n for (let k = 1; k < targetImageCount; k++) {\n const targetIdx = eligibleSlideIndices[Math.floor(k * step)];\n if (targetIdx !== undefined && !imageSlideIndices.includes(targetIdx)) {\n imageSlideIndices.push(targetIdx);\n }\n }\n\n // Загрузка фото без повторов\n const usedSignatures = new Set();\n const imageMap = new Map();\n\n for (const idx of imageSlideIndices) {\n const query = idx === 0\n ? `${\n inputData.topic.replace(/философия|история|теория/gi, \"\").trim()\n } nature space universe 4k wallpaper`\n : getCleanVisualQuery(inputData.topic, slides[idx].title || \"\");\n\n const b64 = await fetchSafeUniquePhoto(query, usedSignatures);\n if (b64) imageMap.set(idx, b64);\n }\n\n // Сборка слайдов\n slides.forEach((sData: any, index: number) => {\n const slide = pres.addSlide();\n applyBackground(slide);\n\n const hasImage = imageMap.has(index);\n const imgData = imageMap.get(index);\n const isLastSlide = index === totalSlides - 1 ||\n /заключение|вывод|итог/i.test(sData.title || \"\");\n\n // 1. ТИТУЛЬНЫЙ СЛАЙД\n if (sData.type === \"title\" || index === 0) {\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 0.14,\n h: 2.6,\n fill: { color: theme.accent },\n });\n\n if (hasImage && imgData) {\n slide.addText(\n inputData.presentationTitle || inputData.topic || \"Презентация\",\n {\n x: 1.1,\n y: 1.2,\n w: 4.3,\n h: 1.8,\n fontFace: \"Arial\",\n fontSize: 28,\n bold: true,\n color: theme.title,\n valign: \"middle\",\n wrap: true,\n },\n );\n\n slide.addText(\n `Предмет: ${inputData.subject || \"Курс\"}\\nСтудент: ${\n inputData.studentName || \"\"\n } (Группа ${inputData.group || \"\"})`,\n {\n x: 1.1,\n y: 3.2,\n w: 4.3,\n h: 0.9,\n fontFace: \"Arial\",\n fontSize: 14,\n color: theme.subText,\n bold: true,\n },\n );\n\n slide.addImage({\n data: imgData,\n x: 5.6,\n y: 1.2,\n w: 3.6,\n h: 3.1,\n sizing: { type: \"cover\", w: 3.6, h: 3.1 },\n rounding: true,\n });\n } else {\n slide.addText(\n inputData.presentationTitle || inputData.topic || \"Презентация\",\n {\n x: 1.2,\n y: 1.3,\n w: 7.8,\n h: 1.6,\n fontFace: \"Arial\",\n fontSize: 34,\n bold: true,\n color: theme.title,\n valign: \"middle\",\n },\n );\n\n slide.addText(\n `Предмет: ${inputData.subject || \"Курс\"}\\nСтудент: ${\n inputData.studentName || \"\"\n } (Группа ${inputData.group || \"\"})`,\n {\n x: 1.2,\n y: 3.2,\n w: 7.8,\n h: 0.9,\n fontFace: \"Arial\",\n fontSize: 15,\n color: theme.subText,\n bold: true,\n },\n );\n }\n } // 2. СЛАЙД «ЗАКЛЮЧЕНИЕ» (МОЩНЫЙ ФИНАЛЬНЫЙ АККОРД НА ВЕСЬ ЭКРАН)\n else if (isLastSlide) {\n slide.addText(`[ РЕЗЮМЕ ]`, {\n x: 0.8,\n y: 0.4,\n w: 8.4,\n h: 0.25,\n fontFace: \"Arial\",\n fontSize: 11,\n bold: true,\n color: theme.accent,\n });\n\n slide.addText(sData.title || \"Заключение и выводы\", {\n x: 0.8,\n y: 0.65,\n w: 8.4,\n h: 0.6,\n fontFace: \"Arial\",\n fontSize: 26,\n bold: true,\n color: theme.title,\n valign: \"top\",\n });\n\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 8.4,\n h: 0.03,\n fill: { color: theme.accent },\n });\n\n const bullets = sData.bullets || [];\n let startY = 1.65;\n\n bullets.forEach((bullet: any, bIdx: number) => {\n let textStr = typeof bullet === \"string\"\n ? bullet\n : (bullet.text || bullet.point || Object.values(bullet).join(\" \"));\n if (!textStr || textStr.trim() === \"\") return;\n\n // Финальные тезисы — Крупный белый жирный шрифт 18.5pt!\n slide.addText(`0${bIdx + 1}`, {\n x: 0.8,\n y: startY,\n w: 0.7,\n h: 0.8,\n fontFace: \"Arial\",\n fontSize: 24,\n bold: true,\n color: theme.accent,\n valign: \"top\",\n });\n\n slide.addText(textStr, {\n x: 1.6,\n y: startY,\n w: 7.6,\n h: 0.95,\n fontFace: \"Arial\",\n fontSize: 18.5,\n bold: true,\n color: theme.body,\n valign: \"top\",\n wrap: true,\n });\n\n startY += 1.15;\n });\n } // 3. СЛАЙД С ФОТОГРАФИЕЙ (КРУПНЫЙ ЖИРНЫЙ ТЕКСТ 16.5pt)\n else if (hasImage && imgData) {\n slide.addText(`[ ${inputData.subject?.toUpperCase() || \"ДОКЛАД\"} ]`, {\n x: 0.8,\n y: 0.4,\n w: 8.4,\n h: 0.25,\n fontFace: \"Arial\",\n fontSize: 10,\n bold: true,\n color: theme.accent,\n });\n\n slide.addText(sData.title || \"Раздел\", {\n x: 0.8,\n y: 0.65,\n w: 8.4,\n h: 0.6,\n fontFace: \"Arial\",\n fontSize: 24,\n bold: true,\n color: theme.title,\n valign: \"top\",\n });\n\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 8.4,\n h: 0.02,\n fill: { color: theme.line },\n });\n\n const bullets = sData.bullets || [];\n let startY = 1.55;\n\n bullets.slice(0, 3).forEach((bullet: any, bIdx: number) => {\n let textStr = typeof bullet === \"string\"\n ? bullet\n : (bullet.text || bullet.point || Object.values(bullet).join(\" \"));\n if (!textStr || textStr.trim() === \"\") return;\n\n slide.addText(`0${bIdx + 1}`, {\n x: 0.8,\n y: startY,\n w: 0.6,\n h: 0.8,\n fontFace: \"Arial\",\n fontSize: 21,\n bold: true,\n color: theme.accent,\n valign: \"top\",\n });\n\n // ЖИРНЫЙ БЕЛЫЙ ТЕКСТ 16.5pt\n slide.addText(textStr, {\n x: 1.45,\n y: startY,\n w: 3.65,\n h: 0.95,\n fontFace: \"Arial\",\n fontSize: 16.5,\n bold: true,\n color: theme.body,\n valign: \"top\",\n wrap: true,\n });\n\n startY += 1.15;\n });\n\n // 4K Фото справа\n slide.addImage({\n data: imgData,\n x: 5.3,\n y: 1.55,\n w: 3.9,\n h: 3.4,\n sizing: { type: \"cover\", w: 3.9, h: 3.4 },\n rounding: true,\n });\n } // 4. ПОЛНОЭКРАННЫЙ ТЕКСТОВЫЙ СЛАЙД (ОГРОМНЫЙ ЖИРНЫЙ ТЕКСТ 18.5pt)\n else {\n slide.addText(`[ ${inputData.subject?.toUpperCase() || \"ДОКЛАД\"} ]`, {\n x: 0.8,\n y: 0.4,\n w: 8.4,\n h: 0.25,\n fontFace: \"Arial\",\n fontSize: 10,\n bold: true,\n color: theme.accent,\n });\n\n slide.addText(sData.title || \"Раздел\", {\n x: 0.8,\n y: 0.65,\n w: 8.4,\n h: 0.6,\n fontFace: \"Arial\",\n fontSize: 24,\n bold: true,\n color: theme.title,\n valign: \"top\",\n });\n\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 8.4,\n h: 0.02,\n fill: { color: theme.line },\n });\n\n const bullets = sData.bullets || [];\n let startY = 1.6;\n\n bullets.forEach((bullet: any, bIdx: number) => {\n let textStr = typeof bullet === \"string\"\n ? bullet\n : (bullet.text || bullet.point || Object.values(bullet).join(\" \"));\n if (!textStr || textStr.trim() === \"\") return;\n\n slide.addText(`0${bIdx + 1}`, {\n x: 0.8,\n y: startY,\n w: 0.7,\n h: 0.8,\n fontFace: \"Arial\",\n fontSize: 23,\n bold: true,\n color: theme.accent,\n valign: \"top\",\n });\n\n // ОГРОМНЫЙ ЖИРНЫЙ БЕЛЫЙ ТЕКСТ 18.5pt\n slide.addText(textStr, {\n x: 1.6,\n y: startY,\n w: 7.6,\n h: 0.95,\n fontFace: \"Arial\",\n fontSize: 18.5,\n bold: true,\n color: theme.body,\n valign: \"top\",\n wrap: true,\n });\n\n startY += 1.15;\n });\n }\n });\n\n const buffer = await pres.write({ outputType: \"arraybuffer\" });\n\n return new Response(buffer, {\n status: 200,\n headers: {\n \"Content-Type\":\n \"application/vnd.openxmlformats-officedocument.presentationml.presentation\",\n \"Content-Disposition\": 'attachment; filename=\"doklado.pptx\"',\n },\n });\n } catch (err: any) {\n console.error(\"PPTX Error:\", err);\n return new Response(\n JSON.stringify({ error: err?.message || String(err) }),\n {\n status: 500,\n headers: { \"Content-Type\": \"application/json\" },\n },\n );\n }\n}","import pptxgen from \"npm:pptxgenjs@3.12.0\";\nimport { Buffer } from \"node:buffer\";\n\n// Твой рабочий Access Key из Unsplash\nconst UNSPLASH_ACCESS_KEY = \"ekdHeVBd2229MrGIv_rBzrUJPrDS4lyS9lS95HQ_ZFg\";\n\n// Черный список мусора и политики\nconst STRICT_BLACKLIST =\n /(stalin|сталин|lenin|ленин|hitler|гитлер|тюрьм|prison|arrest|арест|заключен|convict|gulag|гулаг|protest|rally|митинг|протест|плакат|политик|politics|demonstration|война|war|military|drawing|рисунок|sketch|набросок|engraving|гравюра|flag|флаг|coat_of_arms|герб|emblem|logo|formula|формула|equation|dictionary|словарь|book_cover)/i;\n\n// Извлечение чистых ключевых слов без стоп-слов\nfunction getCleanKeywords(str: string): string {\n const stopWords = new Set([\n \"философия\",\n \"история\",\n \"введение\",\n \"заключение\",\n \"выводы\",\n \"итоги\",\n \"теория\",\n \"основы\",\n \"анализ\",\n \"понятие\",\n \"предмет\",\n \"задачи\",\n \"роль\",\n \"значение\",\n \"эволюция\",\n \"особенности\",\n \"характеристика\",\n \"основные\",\n \"начало\",\n \"развитие\",\n \"современный\",\n ]);\n\n return str\n .toLowerCase()\n .replace(/[«»\"'\$\$\\,\\.\\:\\-\\/\\[\\]]/g, \" \")\n .split(/\\s+/)\n .filter((w) => w.length > 2 && !stopWords.has(w))\n .slice(0, 3)\n .join(\" \");\n}\n\n// 100% безотказный поиск фото с трехуровневым каскадом\nasync function fetchSafeUniquePhoto(\n topic: string,\n slideTitle: string,\n usedSignatures: Set,\n): Promise {\n const coreTopic = getCleanKeywords(topic) || topic;\n const slideKeyword = getCleanKeywords(slideTitle);\n\n // Каскад из 3 вариантов запроса: от конкретного к общему\n const candidateQueries = [\n `${coreTopic} ${slideKeyword}`.trim(),\n coreTopic,\n topic,\n ].filter((q) => q.length > 0);\n\n for (const query of candidateQueries) {\n console.log(\"Поиск фото по запросу:\", query);\n\n // 1. Поиск в Unsplash (только чистый запрос!)\n if (UNSPLASH_ACCESS_KEY && UNSPLASH_ACCESS_KEY.length > 5) {\n try {\n const uUrl = `https://api.unsplash.com/search/photos?query=${\n encodeURIComponent(query)\n }&orientation=landscape&content_filter=high&per_page=20`;\n const res = await fetch(uUrl, {\n headers: { Authorization: `Client-ID ${UNSPLASH_ACCESS_KEY}` },\n });\n\n if (res.ok) {\n const uData = await res.json();\n for (const item of uData.results || []) {\n const photoId = String(item.id);\n const desc = `${item.description || \"\"} ${\n item.alt_description || \"\"\n }`;\n\n if (STRICT_BLACKLIST.test(desc) || STRICT_BLACKLIST.test(photoId)) {\n continue;\n }\n\n const imgUrl = item.urls?.regular;\n if (imgUrl) {\n const imgRes = await fetch(imgUrl);\n if (imgRes.ok) {\n const buf = await imgRes.arrayBuffer();\n const b64 = Buffer.from(buf).toString(\"base64\");\n const signature = b64.slice(100, 250);\n\n if (!usedSignatures.has(signature)) {\n usedSignatures.add(signature);\n console.log(\"Успешно привязано фото Unsplash:\", photoId);\n return `data:image/jpeg;base64,${b64}`;\n }\n }\n }\n }\n }\n } catch (e) {\n console.warn(\"Unsplash warning:\", e);\n }\n }\n\n // 2. Резерв по энциклопедии (чистый русский запрос)\n try {\n const wikiUrlRu =\n `https://ru.wikipedia.org/w/api.php?action=query&generator=search&gsrsearch=${\n encodeURIComponent(query)\n }&gsrlimit=10&prop=pageimages&pithumbsize=1200&format=json&origin=*`;\n const resRu = await fetch(wikiUrlRu, {\n headers: { \"User-Agent\": \"DokladoBot/10.0\" },\n });\n\n if (resRu.ok) {\n const data = await resRu.json();\n const pages = Object.values(data.query?.pages || {}) as any[];\n\n for (const p of pages) {\n const src = p.thumbnail?.source || \"\";\n const title = p.title || \"\";\n\n if (\n src && !STRICT_BLACKLIST.test(src) && !STRICT_BLACKLIST.test(title)\n ) {\n const imgRes = await fetch(src, {\n headers: { \"User-Agent\": \"DokladoBot/10.0\" },\n });\n if (imgRes.ok) {\n const buf = await imgRes.arrayBuffer();\n const b64 = Buffer.from(buf).toString(\"base64\");\n const signature = b64.slice(100, 250);\n\n if (!usedSignatures.has(signature)) {\n usedSignatures.add(signature);\n console.log(\"Успешно привязано фото Википедии:\", title);\n return `data:image/jpeg;base64,${b64}`;\n }\n }\n }\n }\n }\n } catch (err) {\n console.error(\"Wiki search error:\", err);\n }\n }\n\n return null;\n}\n\nexport default async function (req: Request): Promise {\n if (req.method !== \"POST\") {\n return new Response(\"Send POST with presentation JSON\", { status: 400 });\n }\n\n try {\n const inputData = await req.json();\n const pres = new pptxgen();\n pres.layout = \"LAYOUT_16x9\";\n\n const theme = {\n bg: \"0A1128\", // Глубокий премиальный темно-синий\n title: \"FFFFFF\", // Белоснежный заголовок\n body: \"FFFFFF\", // 100% читаемый белый жирный текст\n accent: \"38BDF8\", // Неоново-голубой для цифр\n subText: \"7DD3FC\", // Голубой подзаголовок\n line: \"1E293B\", // Разделитель\n footer: \"64748B\", // Футер\n };\n\n function applyBackground(slide: any) {\n slide.background = { fill: theme.bg };\n slide.addText(\n `${inputData.studentName || \"Студент\"} | Группа ${\n inputData.group || \"\"\n }`,\n {\n x: 0.8,\n y: 5.2,\n w: 8.4,\n h: 0.3,\n fontFace: \"Arial\",\n fontSize: 10,\n color: theme.footer,\n align: \"right\",\n },\n );\n }\n\n const slides = inputData.slides || [];\n const totalSlides = slides.length;\n\n // СТРОГАЯ ФОРМУЛА 50%: Каждому четному слайду (0, 2, 4, 6...) даем фото, кроме Заключения!\n const targetImageCount = Math.max(3, Math.floor(totalSlides * 0.5));\n const imageSlideIndices: number[] = [];\n\n for (\n let i = 0;\n i < totalSlides - 1 && imageSlideIndices.length < targetImageCount;\n i += 2\n ) {\n imageSlideIndices.push(i);\n }\n\n console.log(\n `Всего слайдов: ${totalSlides}. Ровно 50% получают фото. Слайды с фото:`,\n imageSlideIndices,\n );\n\n // Загрузка фото без повторов и осечек\n const usedSignatures = new Set();\n const imageMap = new Map();\n\n for (const idx of imageSlideIndices) {\n const title = idx === 0 ? \"\" : (slides[idx].title || \"\");\n const b64 = await fetchSafeUniquePhoto(\n inputData.topic,\n title,\n usedSignatures,\n );\n if (b64) imageMap.set(idx, b64);\n }\n\n // Сборка слайдов презентации\n slides.forEach((sData: any, index: number) => {\n const slide = pres.addSlide();\n applyBackground(slide);\n\n const hasImage = imageMap.has(index);\n const imgData = imageMap.get(index);\n const isLastSlide = index === totalSlides - 1 ||\n /заключение|вывод|итог/i.test(sData.title || \"\");\n\n // 1. ТИТУЛЬНЫЙ СЛАЙД (ОБЛОЖКА)\n if (sData.type === \"title\" || index === 0) {\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 0.14,\n h: 2.6,\n fill: { color: theme.accent },\n });\n\n if (hasImage && imgData) {\n slide.addText(\n inputData.presentationTitle || inputData.topic || \"Презентация\",\n {\n x: 1.1,\n y: 1.2,\n w: 4.3,\n h: 1.8,\n fontFace: \"Arial\",\n fontSize: 28,\n bold: true,\n color: theme.title,\n valign: \"middle\",\n wrap: true,\n },\n );\n\n slide.addText(\n `Предмет: ${inputData.subject || \"Курс\"}\\nСтудент: ${\n inputData.studentName || \"\"\n } (Группа ${inputData.group || \"\"})`,\n {\n x: 1.1,\n y: 3.2,\n w: 4.3,\n h: 0.9,\n fontFace: \"Arial\",\n fontSize: 14,\n color: theme.subText,\n bold: true,\n },\n );\n\n slide.addImage({\n data: imgData,\n x: 5.6,\n y: 1.2,\n w: 3.6,\n h: 3.1,\n sizing: { type: \"cover\", w: 3.6, h: 3.1 },\n rounding: true,\n });\n } else {\n slide.addText(\n inputData.presentationTitle || inputData.topic || \"Презентация\",\n {\n x: 1.2,\n y: 1.3,\n w: 7.8,\n h: 1.6,\n fontFace: \"Arial\",\n fontSize: 34,\n bold: true,\n color: theme.title,\n valign: \"middle\",\n },\n );\n\n slide.addText(\n `Предмет: ${inputData.subject || \"Курс\"}\\nСтудент: ${\n inputData.studentName || \"\"\n } (Группа ${inputData.group || \"\"})`,\n {\n x: 1.2,\n y: 3.2,\n w: 7.8,\n h: 0.9,\n fontFace: \"Arial\",\n fontSize: 15,\n color: theme.subText,\n bold: true,\n },\n );\n }\n } // 2. СЛАЙД «ЗАКЛЮЧЕНИЕ» (ПОЛНОЭКРАННЫЙ ЧИСТЫЙ ФИНАЛ)\n else if (isLastSlide) {\n slide.addText(`[ РЕЗЮМЕ ]`, {\n x: 0.8,\n y: 0.4,\n w: 8.4,\n h: 0.25,\n fontFace: \"Arial\",\n fontSize: 11,\n bold: true,\n color: theme.accent,\n });\n\n slide.addText(sData.title || \"Заключение и выводы\", {\n x: 0.8,\n y: 0.65,\n w: 8.4,\n h: 0.6,\n fontFace: \"Arial\",\n fontSize: 26,\n bold: true,\n color: theme.title,\n valign: \"top\",\n });\n\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 8.4,\n h: 0.03,\n fill: { color: theme.accent },\n });\n\n const bullets = sData.bullets || [];\n let startY = 1.65;\n\n bullets.forEach((bullet: any, bIdx: number) => {\n let textStr = typeof bullet === \"string\"\n ? bullet\n : (bullet.text || bullet.point || Object.values(bullet).join(\" \"));\n if (!textStr || textStr.trim() === \"\") return;\n\n slide.addText(`0${bIdx + 1}`, {\n x: 0.8,\n y: startY,\n w: 0.7,\n h: 0.8,\n fontFace: \"Arial\",\n fontSize: 24,\n bold: true,\n color: theme.accent,\n valign: \"top\",\n });\n\n // Жирный крупный текст 18.5pt\n slide.addText(textStr, {\n x: 1.6,\n y: startY,\n w: 7.6,\n h: 0.95,\n fontFace: \"Arial\",\n fontSize: 18.5,\n bold: true,\n color: theme.body,\n valign: \"top\",\n wrap: true,\n });\n\n startY += 1.15;\n });\n } // 3. СЛАЙД С ФОТОГРАФИЕЙ (КРУПНЫЙ ЖИРНЫЙ ТЕКСТ 16.5pt)\n else if (hasImage && imgData) {\n slide.addText(`[ ${inputData.subject?.toUpperCase() || \"ДОКЛАД\"} ]`, {\n x: 0.8,\n y: 0.4,\n w: 8.4,\n h: 0.25,\n fontFace: \"Arial\",\n fontSize: 10,\n bold: true,\n color: theme.accent,\n });\n\n slide.addText(sData.title || \"Раздел\", {\n x: 0.8,\n y: 0.65,\n w: 8.4,\n h: 0.6,\n fontFace: \"Arial\",\n fontSize: 24,\n bold: true,\n color: theme.title,\n valign: \"top\",\n });\n\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 8.4,\n h: 0.02,\n fill: { color: theme.line },\n });\n\n const bullets = sData.bullets || [];\n let startY = 1.55;\n\n bullets.slice(0, 3).forEach((bullet: any, bIdx: number) => {\n let textStr = typeof bullet === \"string\"\n ? bullet\n : (bullet.text || bullet.point || Object.values(bullet).join(\" \"));\n if (!textStr || textStr.trim() === \"\") return;\n\n slide.addText(`0${bIdx + 1}`, {\n x: 0.8,\n y: startY,\n w: 0.6,\n h: 0.8,\n fontFace: \"Arial\",\n fontSize: 21,\n bold: true,\n color: theme.accent,\n valign: \"top\",\n });\n\n slide.addText(textStr, {\n x: 1.45,\n y: startY,\n w: 3.65,\n h: 0.95,\n fontFace: \"Arial\",\n fontSize: 16.5,\n bold: true,\n color: theme.body,\n valign: \"top\",\n wrap: true,\n });\n\n startY += 1.15;\n });\n\n // 4K Фото справа\n slide.addImage({\n data: imgData,\n x: 5.3,\n y: 1.55,\n w: 3.9,\n h: 3.4,\n sizing: { type: \"cover\", w: 3.9, h: 3.4 },\n rounding: true,\n });\n } // 4. ПОЛНОЭКРАННЫЙ ТЕКСТОВЫЙ СЛАЙД (ОГРОМНЫЙ ШРИФТ 18.5pt)\n else {\n slide.addText(`[ ${inputData.subject?.toUpperCase() || \"ДОКЛАД\"} ]`, {\n x: 0.8,\n y: 0.4,\n w: 8.4,\n h: 0.25,\n fontFace: \"Arial\",\n fontSize: 10,\n bold: true,\n color: theme.accent,\n });\n\n slide.addText(sData.title || \"Раздел\", {\n x: 0.8,\n y: 0.65,\n w: 8.4,\n h: 0.6,\n fontFace: \"Arial\",\n fontSize: 24,\n bold: true,\n color: theme.title,\n valign: \"top\",\n });\n\n slide.addShape(pres.ShapeType.rect, {\n x: 0.8,\n y: 1.3,\n w: 8.4,\n h: 0.02,\n fill: { color: theme.line },\n });\n\n const bullets = sData.bullets || [];\n let startY = 1.6;\n\n bullets.forEach((bullet: any, bIdx: number) => {\n let textStr = typeof bullet === \"string\"\n ? bullet\n : (bullet.text || bullet.point || Object.values(bullet).join(\" \"));\n if (!textStr || textStr.trim() === \"\") return;\n\n slide.addText(`0${bIdx + 1}`, {\n x: 0.8,\n y: startY,\n w: 0.7,\n h: 0.8,\n fontFace: \"Arial\",\n fontSize: 23,\n bold: true,\n color: theme.accent,\n valign: \"top\",\n });\n\n slide.addText(textStr, {\n x: 1.6,\n y: startY,\n w: 7.6,\n h: 0.95,\n fontFace: \"Arial\",\n fontSize: 18.5,\n bold: true,\n color: theme.body,\n valign: \"top\",\n wrap: true,\n });\n\n startY += 1.15;\n });\n }\n });\n\n const buffer = await pres.write({ outputType: \"arraybuffer\" });\n\n return new Response(buffer, {\n status: 200,\n headers: {\n \"Content-Type\":\n \"application/vnd.openxmlformats-officedocument.presentationml.presentation\",\n \"Content-Disposition\": 'attachment; 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Diff · v27