From 9e26017f9d8ff618907c1221872c99730ff9572a Mon Sep 17 00:00:00 2001
From: "julian.lxs" <juliangruber.su@gmail.com>
Date: Thu, 17 Oct 2024 16:06:49 +0200
Subject: [PATCH] add http setup, non-functional

---
 .../controller/AssignmentController.java      |  1 +
 .../service/GradingService.java               | 28 +++++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/controller/AssignmentController.java b/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/controller/AssignmentController.java
index 217e63b..0091adf 100644
--- a/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/controller/AssignmentController.java
+++ b/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/controller/AssignmentController.java
@@ -52,6 +52,7 @@ public Grading getGradingForAssignmentForStudent(@Argument final UUID assessment
     public List<ExternalAssignment> getExternalAssignments(@Argument final UUID courseId, @ContextValue final LoggedInUser currentUser) {
         return gradingService.getExternalAssignments(courseId, currentUser);
     }
+
     /* Mutation Mappings */
 
     @MutationMapping(name = "_internal_noauth_createAssignment")
diff --git a/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/service/GradingService.java b/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/service/GradingService.java
index f570d4d..5abf567 100644
--- a/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/service/GradingService.java
+++ b/src/main/java/de/unistuttgart/iste/meitrex/assignment_service/service/GradingService.java
@@ -15,8 +15,15 @@
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
+import java.net.Authenticator;
+import java.net.PasswordAuthentication;
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
 import java.util.List;
 import java.util.UUID;
+import java.util.concurrent.CompletableFuture;
 
 import static de.unistuttgart.iste.meitrex.common.user_handling.UserCourseAccessValidator.validateUserHasAccessToCourse;
 
@@ -49,7 +56,28 @@ public List<ExternalAssignment> getExternalAssignments(final UUID courseId, fina
         } catch (final NoAccessToCourseException ex) {
             return null;
         }
+
         // get stuff from TMS here
+
+        CompletableFuture<String> response;
+        try (HttpClient client = HttpClient.newBuilder().authenticator(new Authenticator() {
+            @Override
+            protected PasswordAuthentication getPasswordAuthentication() {
+                return new PasswordAuthentication(
+                        "username",
+                        "password".toCharArray());
+            }
+        }).build()) {
+            HttpRequest request = HttpRequest.newBuilder().uri(URI.create("")).build();
+            response = client.sendAsync(request, HttpResponse.BodyHandlers.ofString()).thenApply(HttpResponse::body);
+        }
+        String body = response.join();
+        List<ExternalAssignment> externalAssignments = this.parseStringIntoList(body);
+
+        return externalAssignments;
+    }
+
+    private List<ExternalAssignment> parseStringIntoList(final String string) {
         return null;
     }