Générateur de portfolios PDF Figures Libres (app Nuxt autonome)

App Nuxt 3 + Nuxt UI qui lit les projets du CMS Grav et compose des portfolios
A3 paysage exportés en PDF (gabarit book_v3) : composeur WYSIWYG, templates
cover/toc/projet/grille/page libre, pipeline Playwright + Ghostscript, gel du
contenu à la génération, partage public opt-in.

Dépôt autonome : Dockerfile (base Playwright + Ghostscript + ffmpeg + rsync) inclus.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

server/api/portfolios/[id]/duplicate.post.ts

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+import { duplicatePortfolio } from '../../../lib/portfolio-store'
+
+export default defineEventHandler(async (event) => {
+  const copy = await duplicatePortfolio(getRouterParam(event, 'id')!)
+  if (!copy) throw createError({ statusCode: 404, statusMessage: 'Portfolio introuvable' })
+  return copy
+})

server/api/portfolios/[id]/generate.post.ts

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+import { getPortfolio } from '../../../lib/portfolio-store'
+import { generatePdf } from '../../../lib/pdf-pipeline'
+
+// Génération séquentielle : une seule instance Chromium à la fois.
+let queue: Promise<unknown> = Promise.resolve()
+
+export default defineEventHandler(async (event) => {
+  const portfolio = await getPortfolio(getRouterParam(event, 'id')!)
+  if (!portfolio) throw createError({ statusCode: 404, statusMessage: 'Portfolio introuvable' })
+
+  const { fileName } = await readBody<{ fileName?: string }>(event).catch(() => ({ fileName: undefined }))
+
+  const run = queue.then(() => generatePdf(portfolio, fileName))
+  queue = run.catch(() => {})
+  try {
+    return await run
+  } catch (err) {
+    throw createError({
+      statusCode: 500,
+      statusMessage: `Échec de la génération : ${err instanceof Error ? err.message : String(err)}`,
+    })
+  }
+})

server/api/portfolios/[id]/index.delete.ts

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+import { deletePortfolio } from '../../../lib/portfolio-store'
+
+export default defineEventHandler(async (event) => {
+  await deletePortfolio(getRouterParam(event, 'id')!)
+  return { ok: true }
+})

server/api/portfolios/[id]/index.get.ts

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+import { getPortfolio } from '../../../lib/portfolio-store'
+
+export default defineEventHandler(async (event) => {
+  const portfolio = await getPortfolio(getRouterParam(event, 'id')!)
+  if (!portfolio) throw createError({ statusCode: 404, statusMessage: 'Portfolio introuvable' })
+  return portfolio
+})

server/api/portfolios/[id]/index.put.ts

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+import type { Portfolio } from '~~/types'
+import { getPortfolio, savePortfolio } from '../../../lib/portfolio-store'
+
+export default defineEventHandler(async (event) => {
+  const id = getRouterParam(event, 'id')!
+  const existing = await getPortfolio(id)
+  if (!existing) throw createError({ statusCode: 404, statusMessage: 'Portfolio introuvable' })
+
+  const body = await readBody<Portfolio>(event)
+  if (!body || !Array.isArray(body.pages) || typeof body.name !== 'string') {
+    throw createError({ statusCode: 400, statusMessage: 'Portfolio invalide' })
+  }
+  // L'id et les dates de création restent ceux du serveur.
+  const portfolio: Portfolio = {
+    ...existing,
+    ...body,
+    id,
+    createdAt: existing.createdAt,
+  }
+  return await savePortfolio(portfolio)
+})

server/api/portfolios/[id]/share.post.ts

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+// Active / coupe le lien public d'un portfolio (bouton « Partager un lien public »).
+// - body { enabled: false } → coupe le partage (publicShare = false), sans
+//   toucher au snapshot figé (réutilisé par le PDF).
+// - sinon → (re)fige le contenu courant et active le partage. Re-cliquer
+//   « republie » : l'instantané reflète l'état courant du portfolio.
+import { getPortfolio, savePortfolio } from '../../../lib/portfolio-store'
+import { freezeContent, sanitizeFileName } from '../../../lib/pdf-pipeline'
+
+export default defineEventHandler(async (event) => {
+  const id = getRouterParam(event, 'id') ?? ''
+  const portfolio = await getPortfolio(id)
+  if (!portfolio) {
+    throw createError({ statusCode: 404, statusMessage: 'Portfolio introuvable' })
+  }
+
+  const body = await readBody<{ enabled?: boolean }>(event).catch(() => ({}))
+
+  if (body?.enabled === false) {
+    portfolio.publicShare = false
+    // Renvoie le portfolio complet pour resynchroniser le client (évite qu'une
+    // sauvegarde auto ultérieure ne réécrase publicShare/frozenContent).
+    return await savePortfolio(portfolio)
+  }
+
+  // (Re)geler le contenu courant puis activer le partage
+  const fileName = portfolio.frozenContent?.fileName || sanitizeFileName(portfolio.name)
+  portfolio.frozenContent = await freezeContent(portfolio, fileName)
+  portfolio.publicShare = true
+  return await savePortfolio(portfolio)
+})

server/api/portfolios/[id]/unfreeze.post.ts

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+// « Réactualiser depuis Grav » (spec §7.3) : supprime le snapshot figé ;
+// la prochaine génération repartira du contenu live.
+import { rm } from 'node:fs/promises'
+import { join } from 'node:path'
+import { getPortfolio, savePortfolio } from '../../../lib/portfolio-store'
+
+export default defineEventHandler(async (event) => {
+  const id = getRouterParam(event, 'id')!
+  const portfolio = await getPortfolio(id)
+  if (!portfolio) throw createError({ statusCode: 404, statusMessage: 'Portfolio introuvable' })
+
+  portfolio.frozenContent = undefined
+  await rm(join(useRuntimeConfig().dataDir, 'frozen', portfolio.id), { recursive: true, force: true })
+  await savePortfolio(portfolio)
+  return { ok: true }
+})

server/api/portfolios/index.get.ts

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+import { listPortfolios } from '../../lib/portfolio-store'
+
+export default defineEventHandler(async () => {
+  return { portfolios: await listPortfolios() }
+})

server/api/portfolios/index.post.ts

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+import { createPortfolio } from '../../lib/portfolio-store'
+
+export default defineEventHandler(async (event) => {
+  const { name } = await readBody<{ name?: string }>(event)
+  return await createPortfolio(name?.trim() ?? '')
+})