fichier langue

src/main/java/fr/eni/enchere/controllers/LanguageController.java

@@ -0,0 +1,25 @@
+package fr.eni.enchere.controllers;
+
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestHeader;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.servlet.LocaleResolver;
+import org.springframework.web.servlet.support.RequestContextUtils;
+
+import java.util.Locale;
+
+@Controller
+public class LanguageController {
+
+    @GetMapping("/change-language")
+    public String changeLanguage(HttpServletRequest request, HttpServletResponse response, @RequestParam("lang") String lang, @RequestHeader String referer) {
+        LocaleResolver localeResolver = RequestContextUtils.getLocaleResolver(request);
+        if (localeResolver != null) {
+            localeResolver.setLocale(request, response, new Locale(lang));
+        }
+        return "redirect:" + referer;
+    }
+}