Add RRSS auto-generation via the Ads Claude/Freepik/Canva pipeline.
Pipeline pieces can be created manually or enqueued with channel=rrss, using brandbook, calendar copy and RRSS history; n8n writes results back to creative_pipeline. Co-authored-by: Cursor <cursoragent@cursor.com>
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4Ventures
190
src/lib/rrss-generation.ts
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190
src/lib/rrss-generation.ts
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/**
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* RRSS auto-generation: reuse Ads generation_requests → n8n (Claude + Freepik + Canva)
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* with channel=rrss and write-back into creative_pipeline.
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*/
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export type RrssPipelineFormat = 'post' | 'story' | 'reel' | 'carrusel';
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export type RrssPlacement = {
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aspect_ratio: string;
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role: string;
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size: string;
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meta_key: string;
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canva_template_key?: string;
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};
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/** Placements per RRSS format (not the Ads triple 4:5+9:16+1.91:1). */
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export function rrssBriefAspectFields(format: RrssPipelineFormat): {
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aspect_ratio: string;
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aspect_ratios: string[];
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required_placements: RrssPlacement[];
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} {
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if (format === 'story') {
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const p: RrssPlacement = {
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aspect_ratio: '9:16',
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role: 'stories',
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size: '1080x1920',
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meta_key: 'asset_url',
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canva_template_key: 'stories_9_16',
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};
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return { aspect_ratio: '9:16', aspect_ratios: ['9:16'], required_placements: [p] };
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}
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if (format === 'reel') {
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const p: RrssPlacement = {
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aspect_ratio: '9:16',
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role: 'reel',
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size: '1080x1920',
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meta_key: 'asset_url',
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canva_template_key: 'stories_9_16',
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};
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return { aspect_ratio: '9:16', aspect_ratios: ['9:16'], required_placements: [p] };
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}
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if (format === 'carrusel') {
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const p: RrssPlacement = {
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aspect_ratio: '4:5',
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role: 'carousel_slide',
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size: '1080x1350',
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meta_key: 'asset_url',
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canva_template_key: 'foto-con-franja',
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};
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return {
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aspect_ratio: '4:5',
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aspect_ratios: ['4:5'],
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required_placements: [p],
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};
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}
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// post feed
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const p: RrssPlacement = {
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aspect_ratio: '4:5',
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role: 'feed',
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size: '1080x1350',
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meta_key: 'asset_url',
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canva_template_key: 'foto-con-franja',
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};
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return { aspect_ratio: '4:5', aspect_ratios: ['4:5'], required_placements: [p] };
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}
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export function isRrssPipelineFormat(f: unknown): f is RrssPipelineFormat {
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return f === 'post' || f === 'story' || f === 'reel' || f === 'carrusel';
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}
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export function mapRrssFormatToSkillFormat(format: RrssPipelineFormat): string {
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return format; // skills/formats/{post,story,reel,carrusel}.md
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}
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export type RrssCalendarPieceBrief = {
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id?: string | null;
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title?: string | null;
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date?: string | null;
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time?: string | null;
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format?: string | null;
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pillar?: string | null;
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hook?: string | null;
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body?: string | null;
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cta?: string | null;
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hashtags?: string | null;
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platform?: string | null;
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};
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export type RrssGenerationBriefInput = {
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tenantId: string;
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clientSlug: string;
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clientName: string;
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format: RrssPipelineFormat;
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pipelineId: string;
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calendarPieceId?: string | null;
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title: string;
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caption?: string | null;
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notes?: string | null;
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pillar?: string | null;
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month?: string | null;
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scheduledAt?: string | null;
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calendarPiece?: RrssCalendarPieceBrief | null;
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/** Recent pipeline captions/titles for style continuity */
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recentPipeline?: Array<{ title: string; format: string; caption?: string | null }>;
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/** Brandbook prompt snippet (already compiled or raw fields) */
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brandbookPrompt?: string | null;
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/** Recent organic posts snapshot */
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socialHistory?: unknown;
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variantsRequested?: number;
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extraNotes?: string | null;
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};
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export function buildRrssGenerationBrief(input: RrssGenerationBriefInput) {
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const aspects = rrssBriefAspectFields(input.format);
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const cal = input.calendarPiece || {};
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return {
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channel: 'rrss' as const,
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tenant_id: input.tenantId,
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client_id: input.tenantId,
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client_slug: input.clientSlug,
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client_name: input.clientName,
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reason: 'calendario' as const,
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source_creative_id: null,
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source_pipeline_id: input.pipelineId,
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calendar_piece_id: input.calendarPieceId || cal.id || null,
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format: input.format,
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skill_format: mapRrssFormatToSkillFormat(input.format),
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...aspects,
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variants_requested: Number(input.variantsRequested || 2),
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language: 'es',
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title: input.title,
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caption: input.caption || null,
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pillar: input.pillar || cal.pillar || null,
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month: input.month || null,
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scheduled_at: input.scheduledAt || null,
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calendar_piece: {
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id: input.calendarPieceId || cal.id || null,
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title: cal.title || input.title,
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date: cal.date || null,
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time: cal.time || null,
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format: cal.format || input.format,
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pillar: cal.pillar || input.pillar || null,
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hook: cal.hook || null,
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body: cal.body || input.caption || null,
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cta: cal.cta || null,
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hashtags: cal.hashtags || null,
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platform: cal.platform || 'instagram',
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},
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context: {
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brandbook_prompt: input.brandbookPrompt || null,
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recent_pipeline: (input.recentPipeline || []).slice(0, 12),
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social_history: input.socialHistory || null,
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},
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notes:
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[
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input.extraNotes,
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input.notes,
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'Canal RRSS · producir pieza para creative_pipeline (no Meta Ads).',
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'Escribir resultado vía POST /api/integrations/creative-pipeline con generation_request_id.',
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]
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.filter(Boolean)
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.join('\n'),
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write_back: {
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target: 'creative_pipeline',
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pipeline_id: input.pipelineId,
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endpoint: '/api/integrations/creative-pipeline',
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},
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};
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}
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/** Marker stored in pipeline.notes while auto-generation is pending. */
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export function generationRequestNoteMarker(grId: string): string {
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return `[[generation_request:${grId}]]`;
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}
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export function parseGenerationRequestIdFromNotes(
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notes: string | null | undefined
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): string | null {
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if (!notes) return null;
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const m = notes.match(/\[\[generation_request:([0-9a-f-]{36})\]\]/i);
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return m?.[1] || null;
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}
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export function stripGenerationRequestMarker(notes: string | null | undefined): string {
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if (!notes) return '';
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return notes
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.replace(/\[\[generation_request:[0-9a-f-]{36}\]\]/gi, '')
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.replace(/\n{3,}/g, '\n\n')
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.trim();
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}
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