2ab8af64d4
Variation spawner: select an image asset → spawn N variations that keep the same emotional pattern/visual style but explore different hook angles. Runs a focused ad-creative-designer agent with the original as a Gemini reference image. New assets link back via parentAssetId. Content repurposing: resize an image to all other platform dimensions using Sharp (cover crop). Captions are re-toned for the target platform via Claude CLI. No external APIs needed — fully local. - Add parentAssetId self-relation to Asset model - lib/repurpose.ts: Sharp resize, platform format mapping, caption re-toning - lib/variations.ts: asset DNA extraction, variation prompt builder, mini-pipeline - API routes: /api/assets/[id]/repurpose (GET formats, POST resize) - API routes: /api/assets/[id]/variations (GET existing, POST spawn) - Repurpose modal: checkbox list of target formats - Variation modal: count picker, async launch - Asset card: Repurpose + Variations buttons on image assets - Asset lineage: "Derived from" shown on child assets Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
80 lines
2.5 KiB
TypeScript
80 lines
2.5 KiB
TypeScript
import { auth } from "@/lib/auth";
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import { prisma } from "@/lib/prisma";
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import { repurposeImage, retoneCaption, getAvailableFormats } from "@/lib/repurpose";
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export async function GET(
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_request: Request,
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{ params }: { params: Promise<{ id: string }> }
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) {
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const session = await auth();
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if (!session) return new Response("Unauthorized", { status: 401 });
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const { id } = await params;
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const asset = await prisma.asset.findUnique({ where: { id } });
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if (!asset) return Response.json({ error: "Not found" }, { status: 404 });
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const formats = getAvailableFormats(asset.dimensions);
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return Response.json({ formats, currentDimensions: asset.dimensions });
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}
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export async function POST(
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request: Request,
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{ params }: { params: Promise<{ id: string }> }
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) {
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const session = await auth();
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if (!session) return new Response("Unauthorized", { status: 401 });
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const { id } = await params;
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const body = await request.json();
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const { formats: targetFormats } = body as { formats: string[] };
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const asset = await prisma.asset.findUnique({ where: { id } });
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if (!asset) return Response.json({ error: "Not found" }, { status: 404 });
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if (asset.type !== "image") {
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return Response.json({ error: "Only image assets can be repurposed" }, { status: 400 });
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}
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const outputDir = `outputs/repurposed_${id.slice(0, 8)}`;
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const resized = await repurposeImage(asset.filePath, targetFormats, outputDir);
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const results = [];
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for (const file of resized) {
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const originalMeta = asset.metadata ? JSON.parse(asset.metadata) : {};
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let newMeta = { ...originalMeta };
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// Re-tone caption if platform changed and caption exists
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if (originalMeta.caption && asset.platform && file.platform !== asset.platform) {
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try {
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const newCaption = await retoneCaption(
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originalMeta.caption,
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asset.platform,
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file.platform
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);
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newMeta = { ...newMeta, caption: newCaption, originalCaption: originalMeta.caption };
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} catch {
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// Keep original caption if re-toning fails
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}
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}
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const newAsset = await prisma.asset.create({
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data: {
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campaignId: asset.campaignId,
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type: "image",
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platform: file.platform,
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format: "png",
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filePath: file.filePath,
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fileName: file.fileName,
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dimensions: file.dimensions,
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metadata: JSON.stringify(newMeta),
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status: "draft",
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parentAssetId: asset.id,
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},
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});
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results.push(newAsset);
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}
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return Response.json({ created: results.length, assets: results });
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}
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