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Momento/memento-note/lib/brainstorm/export-pptx.ts
Antigravity 6b4ed8514f
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Epic 6: Stories 6-2 (Markdown roundtrip) + 6-3 (Brainstorm PPTX + Canvas)
Story 6-2 — Markdown roundtrip export/import:
- lib/editor/markdown-export.ts: tiptapHTMLToMarkdown, markdownToHTML, looksLikeMarkdown
- lib/editor/markdown-paste-extension.ts: TipTap extension paste Markdown → blocs
- note-editor-toolbar.tsx: export .md + import .md (file picker)
- rich-text-editor.tsx: intégration MarkdownPasteExtension
- 40 tests unitaires markdown-export.test.ts

Story 6-3 — Brainstorm PPTX + Canvas:
- lib/brainstorm/export-pptx.ts: génération PPTX 5 slides (pptxgenjs)
- app/api/brainstorm/[sessionId]/export-pptx/route.ts: route POST protégée
- brainstorm-page.tsx: bouton PPTX, auto-select session, fix emoji, fix router.replace
- wave-canvas.tsx: fitTrigger recentrage, légende bas-droite

Onboarding activation wizard (Story 6-1):
- components/onboarding/: wizard multi-étapes, hints éditeur
- app/api/onboarding/: route PATCH onboarding
- prisma/migrations: champs onboarding user

Locales: 15 langues mises à jour (brainstorm, markdown, onboarding keys)
Sprint: 6-1 done, 6-2 review, 6-3 review

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
2026-05-29 11:24:56 +00:00

323 lines
11 KiB
TypeScript

import type PptxGenJSModule from 'pptxgenjs'
let _PptxGenJS: (new () => PptxGenJSModule) | null = null
async function getPptxGenClass(): Promise<new () => PptxGenJSModule> {
if (!_PptxGenJS) {
const mod = await import('pptxgenjs')
_PptxGenJS = (mod.default ?? mod) as unknown as new () => PptxGenJSModule
}
return _PptxGenJS
}
// ── Theme — cohérent avec l'identité visuelle Momento ───────────────────────
const T = {
bg: 'F2F0E9',
primary: '1C1C1C',
accent: 'A47148',
secondary: 'D4A373',
muted: '9A8C87',
wave1: 'fb923c',
wave2: '60a5fa',
wave3: 'a78bfa',
green: '10b981',
}
const WAVE_LABELS: Record<number, string> = {
1: '🔄 Variations',
2: '🔗 Analogies',
3: '💥 Disruptions',
}
const WAVE_COLORS: Record<number, string> = {
1: T.wave1,
2: T.wave2,
3: T.wave3,
}
// ── Types (minimal subset) ──────────────────────────────────────────────────
interface IdeaLike {
id: string
title: string
description: string
waveNumber: number
status: string
isStarred: boolean
convertedToNoteId: string | null
}
interface SessionLike {
seedIdea: string
createdAt: Date
ideas: IdeaLike[]
}
// ── Helpers ─────────────────────────────────────────────────────────────────
function slugify(text: string): string {
return text
.toLowerCase()
.replace(/[^a-z0-9\s-]/g, '')
.replace(/\s+/g, '-')
.slice(0, 40)
}
function truncate(text: string, max: number): string {
return text.length > max ? text.slice(0, max - 1) + '…' : text
}
// Add a consistent slide background
function addBg(slide: any) {
slide.background = { color: T.bg }
}
// Accent bar at the top of a slide
function addTopBar(slide: any, color: string = T.accent) {
slide.addShape('rect', { x: 0, y: 0, w: '100%', h: 0.12, fill: { color } })
}
// ── Slide builders ───────────────────────────────────────────────────────────
function buildCoverSlide(pres: PptxGenJSModule, session: SessionLike, stats: { total: number; converted: number; starred: number }) {
const slide = pres.addSlide()
addBg(slide)
// Left accent panel
slide.addShape('rect', { x: 0, y: 0, w: 3.6, h: '100%', fill: { color: T.primary } })
// Brand label on accent panel
slide.addText('MOMENTO', {
x: 0.3, y: 0.4, w: 3.0, h: 0.4,
fontSize: 9, fontFace: 'Arial', color: T.accent, bold: true,
charSpacing: 4, align: 'left',
})
// Seed idea (big) on right
slide.addText(truncate(session.seedIdea, 80), {
x: 4.0, y: 1.2, w: 5.6, h: 2.4,
fontSize: 26, fontFace: 'Georgia', color: T.primary,
bold: false, align: 'left', valign: 'middle', wrap: true,
})
// Date
slide.addText(session.createdAt.toLocaleDateString('fr-FR', { day: 'numeric', month: 'long', year: 'numeric' }), {
x: 4.0, y: 4.0, w: 5.6, h: 0.4,
fontSize: 10, fontFace: 'Arial', color: T.muted, align: 'left',
})
// Stats row
const statItems = [
{ label: 'idées', value: String(stats.total) },
{ label: 'converties', value: String(stats.converted) },
{ label: 'favorites', value: String(stats.starred) },
]
statItems.forEach((s, i) => {
const x = 4.0 + i * 2.0
slide.addText(s.value, { x, y: 4.8, w: 1.8, h: 0.55, fontSize: 22, fontFace: 'Georgia', color: T.accent, bold: true, align: 'left' })
slide.addText(s.label, { x, y: 5.35, w: 1.8, h: 0.3, fontSize: 9, fontFace: 'Arial', color: T.muted, align: 'left', charSpacing: 1 })
})
// Vertical label "BRAINSTORM" on left panel
slide.addText('BRAINSTORM', {
x: 0.1, y: 2.0, w: 3.2, h: 0.5,
fontSize: 11, fontFace: 'Arial', color: 'FFFFFF', bold: true,
charSpacing: 6, align: 'center',
rotate: 270,
})
}
function buildWaveSlide(pres: PptxGenJSModule, wave: number, ideas: IdeaLike[]) {
const slide = pres.addSlide()
addBg(slide)
addTopBar(slide, WAVE_COLORS[wave] || T.accent)
// Wave label
slide.addText(WAVE_LABELS[wave] || `Wave ${wave}`, {
x: 0.5, y: 0.25, w: 9.0, h: 0.5,
fontSize: 14, fontFace: 'Arial', color: WAVE_COLORS[wave] || T.accent, bold: true, charSpacing: 2,
})
// Count badge
slide.addShape('roundRect', { x: 9.0, y: 0.28, w: 0.6, h: 0.4, fill: { color: WAVE_COLORS[wave] || T.accent }, rectRadius: 0.1 })
slide.addText(String(ideas.length), { x: 9.0, y: 0.28, w: 0.6, h: 0.4, fontSize: 11, fontFace: 'Arial', color: 'FFFFFF', bold: true, align: 'center', valign: 'middle' })
const maxPerSlide = 6
const shown = ideas.slice(0, maxPerSlide)
const colW = 4.5
const rowH = 1.3
const startY = 1.0
shown.forEach((idea, i) => {
const col = i % 2
const row = Math.floor(i / 2)
const x = 0.4 + col * (colW + 0.3)
const y = startY + row * (rowH + 0.15)
// Card background
slide.addShape('roundRect', { x, y, w: colW, h: rowH, fill: { color: 'FFFFFF' }, line: { color: 'E8E6E0', width: 0.75 }, rectRadius: 0.08 })
// Star / converted badge
if (idea.isStarred || idea.convertedToNoteId) {
const badge = idea.convertedToNoteId ? '✓' : '⭐'
const badgeColor = idea.convertedToNoteId ? T.green : T.wave1
slide.addText(badge, { x: x + colW - 0.45, y: y + 0.08, w: 0.35, h: 0.35, fontSize: 10, fontFace: 'Arial', color: badgeColor, align: 'center' })
}
// Title
slide.addText(truncate(idea.title, 55), {
x: x + 0.18, y: y + 0.12, w: colW - 0.55, h: 0.4,
fontSize: 11, fontFace: 'Arial', color: T.primary, bold: true, wrap: true,
})
// Description
slide.addText(truncate(idea.description, 120), {
x: x + 0.18, y: y + 0.52, w: colW - 0.36, h: 0.65,
fontSize: 9, fontFace: 'Arial', color: T.muted, wrap: true, valign: 'top',
})
})
if (ideas.length > maxPerSlide) {
slide.addText(`+ ${ideas.length - maxPerSlide} autres idées`, {
x: 0.4, y: 5.5, w: 9.2, h: 0.3,
fontSize: 9, fontFace: 'Arial', color: T.muted, align: 'center', italic: true,
})
}
}
function buildTopIdeasSlide(pres: PptxGenJSModule, starred: IdeaLike[], converted: IdeaLike[]) {
const slide = pres.addSlide()
addBg(slide)
addTopBar(slide, T.accent)
slide.addText('Top Idées', {
x: 0.5, y: 0.25, w: 9.0, h: 0.5,
fontSize: 14, fontFace: 'Arial', color: T.accent, bold: true, charSpacing: 2,
})
const all = [
...starred.map(i => ({ ...i, badge: '⭐', badgeColor: T.wave1 })),
...converted.filter(i => !i.isStarred).map(i => ({ ...i, badge: '✓', badgeColor: T.green })),
].slice(0, 6)
if (all.length === 0) {
slide.addText('Aucune idée favorite ou convertie.', {
x: 0.5, y: 3.0, w: 9.0, h: 0.5,
fontSize: 12, fontFace: 'Georgia', color: T.muted, align: 'center', italic: true,
})
return
}
const colW = 4.5
const rowH = 1.25
all.forEach((idea, i) => {
const col = i % 2
const row = Math.floor(i / 2)
const x = 0.4 + col * (colW + 0.3)
const y = 1.1 + row * (rowH + 0.15)
const waveColor = WAVE_COLORS[idea.waveNumber] || T.muted
slide.addShape('roundRect', { x, y, w: colW, h: rowH, fill: { color: 'FFFFFF' }, line: { color: waveColor, width: 1.5 }, rectRadius: 0.08 })
slide.addText(idea.badge, { x: x + 0.1, y: y + 0.1, w: 0.4, h: 0.4, fontSize: 14, fontFace: 'Arial', color: idea.badgeColor, align: 'center' })
slide.addText(truncate(idea.title, 55), {
x: x + 0.55, y: y + 0.1, w: colW - 0.7, h: 0.4,
fontSize: 11, fontFace: 'Arial', color: T.primary, bold: true, wrap: true,
})
slide.addText(truncate(idea.description, 110), {
x: x + 0.18, y: y + 0.55, w: colW - 0.36, h: 0.6,
fontSize: 9, fontFace: 'Arial', color: T.muted, wrap: true, valign: 'top',
})
})
}
function buildSummarySlide(pres: PptxGenJSModule, session: SessionLike, stats: { total: number; converted: number; starred: number; dismissed: number }) {
const slide = pres.addSlide()
addBg(slide)
// Dark left panel
slide.addShape('rect', { x: 0, y: 0, w: '100%', h: '100%', fill: { color: T.primary } })
slide.addText('BILAN DE SESSION', {
x: 0.8, y: 0.8, w: 8.4, h: 0.6,
fontSize: 10, fontFace: 'Arial', color: T.accent, bold: true, charSpacing: 5, align: 'left',
})
slide.addText(truncate(session.seedIdea, 70), {
x: 0.8, y: 1.55, w: 8.4, h: 1.0,
fontSize: 20, fontFace: 'Georgia', color: 'FFFFFF', align: 'left', wrap: true,
})
// Divider
slide.addShape('rect', { x: 0.8, y: 2.8, w: 8.4, h: 0.02, fill: { color: T.accent } })
// Stats grid
const statCols = [
{ label: 'IDÉES GÉNÉRÉES', value: String(stats.total), color: T.wave2 },
{ label: 'CONVERTIES EN NOTES', value: String(stats.converted), color: T.green },
{ label: 'FAVORITES', value: String(stats.starred), color: T.wave1 },
{ label: 'REJETÉES', value: String(stats.dismissed), color: T.muted },
]
statCols.forEach((s, i) => {
const x = 0.8 + i * 2.3
slide.addText(s.value, { x, y: 3.2, w: 2.2, h: 0.9, fontSize: 36, fontFace: 'Georgia', color: s.color, bold: true, align: 'left' })
slide.addText(s.label, { x, y: 4.1, w: 2.2, h: 0.5, fontSize: 8, fontFace: 'Arial', color: T.muted, align: 'left', charSpacing: 1.5, wrap: true })
})
slide.addText('Généré par Momento', {
x: 0.8, y: 5.5, w: 8.4, h: 0.3,
fontSize: 8, fontFace: 'Arial', color: T.muted, align: 'right', italic: true,
})
}
// ── Main export function ─────────────────────────────────────────────────────
export async function generateBrainstormPptx(session: SessionLike): Promise<{ buffer: Buffer; filename: string }> {
const PptxGenJS = await getPptxGenClass()
const pres = new PptxGenJS()
pres.layout = 'LAYOUT_WIDE'
pres.author = 'Momento'
pres.subject = `Brainstorm: ${session.seedIdea}`
const activeIdeas = session.ideas.filter(i => i.status !== 'dismissed')
const dismissedCount = session.ideas.filter(i => i.status === 'dismissed').length
const converted = activeIdeas.filter(i => i.convertedToNoteId !== null)
const starred = activeIdeas.filter(i => i.isStarred)
const stats = {
total: activeIdeas.length,
converted: converted.length,
starred: starred.length,
dismissed: dismissedCount,
}
// Slide 1 — Cover
buildCoverSlide(pres, session, stats)
// Slides 2-4 — One per active wave
for (const wave of [1, 2, 3]) {
const waveIdeas = activeIdeas.filter(i => i.waveNumber === wave)
if (waveIdeas.length === 0) continue
buildWaveSlide(pres, wave, waveIdeas)
}
// Slide N — Top ideas (starred + converted)
if (starred.length > 0 || converted.length > 0) {
buildTopIdeasSlide(pres, starred, converted)
}
// Last slide — Summary
buildSummarySlide(pres, session, stats)
const buffer = (await pres.write({ outputType: 'nodebuffer' })) as unknown as Buffer
const filename = `brainstorm-${slugify(session.seedIdea)}.pptx`
return { buffer, filename }
}