first commit

services/companyConfig.js

@@ -0,0 +1,19 @@
+'use strict';
+
+// Single source of truth for the default SAP B1 company/schema — read from
+// .env (SAP_B1_COMPANY). Every service/route/page must resolve it through
+// this module rather than hardcoding the company code.
+const DEFAULT_COMPANY = process.env.SAP_B1_COMPANY;
+if (!DEFAULT_COMPANY) {
+  console.error('[companyConfig] FATAL: SAP_B1_COMPANY is not set in .env — cannot start.');
+  process.exit(1);
+}
+
+const COMPANIES = {
+  [DEFAULT_COMPANY]: { display: 'MIPL', short: 'MIPL' },
+};
+
+function isValid(c) { return !!COMPANIES[c]; }
+function resolve(c) { return isValid(c) ? c : DEFAULT_COMPANY; }
+
+module.exports = { COMPANIES, DEFAULT_COMPANY, isValid, resolve };