"use strict";
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
            return ar;
        };
        return ownKeys(o);
    };
    return function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
        __setModuleDefault(result, mod);
        return result;
    };
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.uploadDatasetSourceDocumentsMiddleware = void 0;
const fs = __importStar(require("node:fs"));
const multer_1 = __importDefault(require("multer"));
const path = __importStar(require("node:path"));
const uuid_1 = require("uuid");
const tempDir = path.resolve('temp_dataset_source_docs');
if (!fs.existsSync(tempDir)) {
    fs.mkdirSync(tempDir, { recursive: true });
}
const storage = multer_1.default.diskStorage({
    destination: (_req, _file, cb) => {
        cb(null, tempDir);
    },
    filename: (_req, file, cb) => {
        cb(null, `${(0, uuid_1.v4)()}-${file.originalname}`);
    },
});
const allowedExtensions = new Set([
    '.pdf',
    '.txt',
    '.csv',
    '.doc',
    '.docx',
    '.md',
    '.html',
    '.htm',
]);
exports.uploadDatasetSourceDocumentsMiddleware = (0, multer_1.default)({
    storage,
    limits: { fileSize: 40 * 1024 * 1024, files: 25 },
    fileFilter: (_req, file, cb) => {
        const ext = path.extname(file.originalname || '').toLowerCase();
        if (allowedExtensions.has(ext)) {
            cb(null, true);
            return;
        }
        cb(new Error(`Unsupported file type: ${ext || 'unknown'}`));
    },
}).array('documents', 25);
//# sourceMappingURL=upload-dataset-source-documents-middleware.js.map