mirror of
https://github.com/snapotter-hq/SnapOtter.git
synced 2026-08-03 07:46:42 +02:00
refactor: rename Tool.alpha to Tool.experimental
This commit is contained in:
Siddharth Kumar Sah
@@ -1,122 +1,118 @@
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import type { FastifyInstance, FastifyRequest, FastifyReply } from "fastify";
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import { randomUUID } from "node:crypto";
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import { writeFile } from "node:fs/promises";
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import { join, basename } from "node:path";
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import { basename, join } from "node:path";
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import { inpaint } from "@stirling-image/ai";
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import type { FastifyInstance, FastifyReply, FastifyRequest } from "fastify";
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import { validateImageBuffer } from "../../lib/file-validation.js";
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import { createWorkspace } from "../../lib/workspace.js";
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import { updateSingleFileProgress } from "../progress.js";
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import { validateImageBuffer } from "../../lib/file-validation.js";
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/**
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* Object eraser / inpainting route.
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* Accepts an image and a mask image, erases masked areas.
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*/
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export function registerEraseObject(app: FastifyInstance) {
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app.post(
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"/api/v1/tools/erase-object",
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async (request: FastifyRequest, reply: FastifyReply) => {
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let imageBuffer: Buffer | null = null;
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let maskBuffer: Buffer | null = null;
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let filename = "image";
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let clientJobId: string | null = null;
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app.post("/api/v1/tools/erase-object", async (request: FastifyRequest, reply: FastifyReply) => {
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let imageBuffer: Buffer | null = null;
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let maskBuffer: Buffer | null = null;
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let filename = "image";
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let clientJobId: string | null = null;
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try {
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const parts = request.parts();
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for await (const part of parts) {
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if (part.type === "file") {
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const chunks: Buffer[] = [];
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for await (const chunk of part.file) {
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chunks.push(chunk);
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}
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const buf = Buffer.concat(chunks);
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if (part.fieldname === "mask") {
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maskBuffer = buf;
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} else {
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imageBuffer = buf;
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filename = basename(part.filename ?? "image");
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}
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} else if (part.fieldname === "clientJobId") {
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clientJobId = part.value as string;
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try {
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const parts = request.parts();
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for await (const part of parts) {
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if (part.type === "file") {
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const chunks: Buffer[] = [];
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for await (const chunk of part.file) {
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chunks.push(chunk);
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}
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const buf = Buffer.concat(chunks);
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if (part.fieldname === "mask") {
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maskBuffer = buf;
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} else {
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imageBuffer = buf;
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filename = basename(part.filename ?? "image");
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}
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} else if (part.fieldname === "clientJobId") {
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clientJobId = part.value as string;
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}
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} catch (err) {
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return reply.status(400).send({
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error: "Failed to parse multipart request",
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details: err instanceof Error ? err.message : String(err),
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}
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} catch (err) {
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return reply.status(400).send({
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error: "Failed to parse multipart request",
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details: err instanceof Error ? err.message : String(err),
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});
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}
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if (!imageBuffer || imageBuffer.length === 0) {
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return reply.status(400).send({ error: "No image file provided" });
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}
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if (!maskBuffer || maskBuffer.length === 0) {
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return reply.status(400).send({
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error: "No mask image provided. Upload a mask as a second file with fieldname 'mask'",
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});
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}
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const imageValidation = await validateImageBuffer(imageBuffer);
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if (!imageValidation.valid) {
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return reply.status(400).send({ error: `Invalid image: ${imageValidation.reason}` });
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}
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const maskValidation = await validateImageBuffer(maskBuffer);
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if (!maskValidation.valid) {
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return reply.status(400).send({ error: `Invalid mask: ${maskValidation.reason}` });
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}
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try {
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const jobId = randomUUID();
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const workspacePath = await createWorkspace(jobId);
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// Save input
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const inputPath = join(workspacePath, "input", filename);
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await writeFile(inputPath, imageBuffer);
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// Process
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const onProgress = clientJobId
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? (percent: number, stage: string) => {
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updateSingleFileProgress({
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jobId: clientJobId!,
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phase: "processing",
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stage,
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percent,
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});
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}
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: undefined;
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const resultBuffer = await inpaint(
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imageBuffer,
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maskBuffer,
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join(workspacePath, "output"),
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onProgress,
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);
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// Save output
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const outputFilename = `${filename.replace(/\.[^.]+$/, "")}_erased.png`;
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const outputPath = join(workspacePath, "output", outputFilename);
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await writeFile(outputPath, resultBuffer);
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if (clientJobId) {
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updateSingleFileProgress({
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jobId: clientJobId,
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phase: "complete",
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percent: 100,
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});
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}
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if (!imageBuffer || imageBuffer.length === 0) {
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return reply.status(400).send({ error: "No image file provided" });
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}
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if (!maskBuffer || maskBuffer.length === 0) {
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return reply
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.status(400)
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.send({ error: "No mask image provided. Upload a mask as a second file with fieldname 'mask'" });
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}
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const imageValidation = await validateImageBuffer(imageBuffer);
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if (!imageValidation.valid) {
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return reply.status(400).send({ error: `Invalid image: ${imageValidation.reason}` });
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}
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const maskValidation = await validateImageBuffer(maskBuffer);
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if (!maskValidation.valid) {
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return reply.status(400).send({ error: `Invalid mask: ${maskValidation.reason}` });
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}
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try {
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const jobId = randomUUID();
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const workspacePath = await createWorkspace(jobId);
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// Save input
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const inputPath = join(workspacePath, "input", filename);
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await writeFile(inputPath, imageBuffer);
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// Process
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const onProgress = clientJobId
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? (percent: number, stage: string) => {
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updateSingleFileProgress({
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jobId: clientJobId!,
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phase: "processing",
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stage,
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percent,
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});
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}
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: undefined;
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const resultBuffer = await inpaint(
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imageBuffer,
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maskBuffer,
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join(workspacePath, "output"),
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onProgress,
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);
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// Save output
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const outputFilename =
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filename.replace(/\.[^.]+$/, "") + "_erased.png";
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const outputPath = join(workspacePath, "output", outputFilename);
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await writeFile(outputPath, resultBuffer);
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if (clientJobId) {
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updateSingleFileProgress({
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jobId: clientJobId,
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phase: "complete",
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percent: 100,
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});
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}
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return reply.send({
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jobId,
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downloadUrl: `/api/v1/download/${jobId}/${encodeURIComponent(outputFilename)}`,
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originalSize: imageBuffer.length,
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processedSize: resultBuffer.length,
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});
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} catch (err) {
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return reply.status(422).send({
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error: "Object erasing failed",
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details: err instanceof Error ? err.message : "Unknown error",
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});
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}
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},
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);
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return reply.send({
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jobId,
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downloadUrl: `/api/v1/download/${jobId}/${encodeURIComponent(outputFilename)}`,
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originalSize: imageBuffer.length,
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processedSize: resultBuffer.length,
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});
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} catch (err) {
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return reply.status(422).send({
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error: "Object erasing failed",
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details: err instanceof Error ? err.message : "Unknown error",
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});
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}
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});
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}
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