From 2f928146574e7137083bc3f28d28257974c29a3c Mon Sep 17 00:00:00 2001
From: Timo Bejan <timo.bejan.ext@knecon.com>
Date: Tue, 27 Jun 2023 22:37:16 +0300
Subject: [PATCH] RED-6686 - token based web request interceptor

---
 .../JwtBasedTenantInterceptor.java            | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 src/main/java/com/knecon/fforesight/keycloakcommons/JwtBasedTenantInterceptor.java

diff --git a/src/main/java/com/knecon/fforesight/keycloakcommons/JwtBasedTenantInterceptor.java b/src/main/java/com/knecon/fforesight/keycloakcommons/JwtBasedTenantInterceptor.java
new file mode 100644
index 0000000..36f52ba
--- /dev/null
+++ b/src/main/java/com/knecon/fforesight/keycloakcommons/JwtBasedTenantInterceptor.java
@@ -0,0 +1,41 @@
+package com.knecon.fforesight.keycloakcommons;
+
+import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.stereotype.Component;
+import org.springframework.ui.ModelMap;
+import org.springframework.web.context.request.WebRequest;
+import org.springframework.web.context.request.WebRequestInterceptor;
+
+import com.knecon.fforesight.keycloakcommons.security.TokenRealmService;
+import com.knecon.fforesight.tenantcommons.TenantContext;
+
+import lombok.RequiredArgsConstructor;
+
+@Component
+@RequiredArgsConstructor
+@ConditionalOnClass(WebRequestInterceptor.class)
+public class JwtBasedTenantInterceptor implements WebRequestInterceptor {
+
+    private final TokenRealmService tokenRealmService;
+
+
+    @Override
+    public void preHandle(WebRequest request) {
+
+        tokenRealmService.getRealm().ifPresent(TenantContext::setTenantId);
+    }
+
+
+    @Override
+    public void postHandle(WebRequest request, ModelMap model) {
+
+        TenantContext.clear();
+    }
+
+
+    @Override
+    public void afterCompletion(WebRequest request, Exception ex) {
+
+    }
+
+}