move to src

server/src/middleware/languageMiddleware.js

@@ -0,0 +1,27 @@
+import logger from "../utils/logger.js";
+
+const languageMiddleware = (stringService, translationService) => async (req, res, next) => {
+	try {
+		const acceptLanguage = req.headers["accept-language"] || "en";
+		const language = acceptLanguage.split(",")[0].slice(0, 2).toLowerCase();
+
+		translationService.setLanguage(language);
+		stringService.setLanguage(language);
+
+		next();
+	} catch (error) {
+		logger.error({
+			message: error.message,
+			service: "languageMiddleware",
+		});
+		const acceptLanguage = req.headers["accept-language"] || "en";
+		const language = acceptLanguage.split(",")[0].slice(0, 2).toLowerCase();
+
+		translationService.setLanguage(language);
+		stringService.setLanguage(language);
+
+		next();
+	}
+};
+
+export default languageMiddleware;