51 lines
1.4 KiB
TypeScript
Executable File
51 lines
1.4 KiB
TypeScript
Executable File
import { Router, Request, Response } from "express";
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import multer from "multer";
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import { forwardToPaymentOCRService } from "../services/paymentOCRService";
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const router = Router();
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// keep files in memory; FastAPI accepts them as multipart bytes
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const upload = multer({ storage: multer.memoryStorage() });
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// POST /payment-ocr/extract (field name: "files")
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router.post(
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"/extract",
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upload.array("files"), // allow multiple images
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async (req: Request, res: Response): Promise<any> => {
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try {
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const files = req.files as Express.Multer.File[] | undefined;
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if (!files || files.length === 0) {
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return res
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.status(400)
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.json({ error: "No image files uploaded. Use field name 'files'." });
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}
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// (optional) basic client-side MIME guard
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const allowed = new Set([
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"image/jpeg",
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"image/png",
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"image/tiff",
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"image/bmp",
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"image/jpg",
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]);
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const bad = files.filter((f) => !allowed.has(f.mimetype.toLowerCase()));
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if (bad.length) {
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return res.status(415).json({
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error: `Unsupported file types: ${bad
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.map((b) => b.originalname)
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.join(", ")}`,
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});
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}
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const rows = await forwardToPaymentOCRService(files);
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return res.json({ rows });
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} catch (err) {
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console.error(err);
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return res.status(500).json({ error: "Payment OCR extraction failed" });
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}
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}
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);
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export default router;
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