From 8c6ffee2a9c654395c80b448cb4782b4d6c69dff Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Damian=20B=C3=BCchel?= <damian.buechel@let.ethz.ch>
Date: Wed, 19 Jan 2022 12:01:12 +0100
Subject: [PATCH] SEBSERV-262: Implemented default settings for Zoom user.

---
 .../proctoring/ZoomProctoringService.java     | 33 +++++++++++++++++++
 .../proctoring/ZoomRoomRequestResponse.java   | 20 +++++++++++
 2 files changed, 53 insertions(+)

diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomProctoringService.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomProctoringService.java
index eed51752..c5ffd950 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomProctoringService.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomProctoringService.java
@@ -75,6 +75,7 @@ import ch.ethz.seb.sebserver.webservice.servicelayer.dao.RemoteProctoringRoomDAO
 import ch.ethz.seb.sebserver.webservice.servicelayer.session.ExamProctoringService;
 import ch.ethz.seb.sebserver.webservice.servicelayer.session.ExamSessionService;
 import ch.ethz.seb.sebserver.webservice.servicelayer.session.SEBClientInstructionService;
+import ch.ethz.seb.sebserver.webservice.servicelayer.session.impl.proctoring.ZoomRoomRequestResponse.ApplyUserSettingsRequest;
 import ch.ethz.seb.sebserver.webservice.servicelayer.session.impl.proctoring.ZoomRoomRequestResponse.CreateMeetingRequest;
 import ch.ethz.seb.sebserver.webservice.servicelayer.session.impl.proctoring.ZoomRoomRequestResponse.CreateUserRequest;
 import ch.ethz.seb.sebserver.webservice.servicelayer.session.impl.proctoring.ZoomRoomRequestResponse.MeetingResponse;
@@ -553,6 +554,11 @@ public class ZoomProctoringService implements ExamProctoringService {
                     createUser.getBody(),
                     UserResponse.class);
 
+            this.zoomRestTemplate.applyUserSettings(
+                    proctoringSettings.serverURL,
+                    credentials,
+                    userResponse.id);
+
             // Then create new meeting with the ad-hoc user/host
             final CharSequence meetingPwd = UUID.randomUUID().toString().subSequence(0, 9);
             final ResponseEntity<String> createMeeting = this.zoomRestTemplate.createMeeting(
@@ -779,6 +785,7 @@ public class ZoomProctoringService implements ExamProctoringService {
         private static final int LIZENSED_USER = 2;
         private static final String API_TEST_ENDPOINT = "v2/users";
         private static final String API_CREATE_USER_ENDPOINT = "v2/users";
+        private static final String API_APPLY_USER_SETTINGS_ENDPOINT = "v2/users/{userId}/settings";
         private static final String API_DELETE_USER_ENDPOINT = "v2/users/{userid}?action=delete";
         private static final String API_USER_CUST_CREATE = "custCreate";
         private static final String API_ZOOM_ROOM_USER = "SEBProctoringRoomUser";
@@ -856,6 +863,32 @@ public class ZoomProctoringService implements ExamProctoringService {
             }
         }
 
+        public ResponseEntity<String> applyUserSettings(
+                final String zoomServerUrl,
+                final ClientCredentials credentials,
+                final String userId) {
+            try {
+                final String url = UriComponentsBuilder
+                        .fromUriString(zoomServerUrl)
+                        .path(API_APPLY_USER_SETTINGS_ENDPOINT)
+                        .buildAndExpand(userId)
+                        .normalize()
+                        .toUriString();
+                final String host = new URL(zoomServerUrl).getHost();
+                final ApplyUserSettingsRequest applySettingsRequest = new ApplyUserSettingsRequest();
+                final String body = this.zoomProctoringService.jsonMapper.writeValueAsString(applySettingsRequest);
+                final HttpHeaders headers = getHeaders(credentials);
+
+                headers.set(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE);
+
+                return exchange(url, HttpMethod.PATCH, body, headers);
+
+            } catch (final Exception e) {
+                log.error("Failed to apply user settings for Zoom user: {}", userId, e);
+                return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
+            }
+        }
+
         public ResponseEntity<String> createMeeting(
                 final String zoomServerUrl,
                 final ClientCredentials credentials,
diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomRoomRequestResponse.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomRoomRequestResponse.java
index d822da64..57a02181 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomRoomRequestResponse.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/proctoring/ZoomRoomRequestResponse.java
@@ -87,6 +87,26 @@ public interface ZoomRoomRequestResponse {
         }
     }
 
+    @JsonIgnoreProperties(ignoreUnknown = true)
+    static class ApplyUserSettingsRequest {
+        @JsonProperty final InMeetingSettings in_meeting;
+        public ApplyUserSettingsRequest() {
+            this.in_meeting = new InMeetingSettings(true, 1);
+        }
+        public ApplyUserSettingsRequest(final InMeetingSettings in_meeting) {
+            this.in_meeting = in_meeting;
+        }
+
+        static class InMeetingSettings {
+            @JsonProperty final boolean auto_saving_chat;
+            @JsonProperty final int allow_users_save_chats;
+            public InMeetingSettings(boolean auto_saving_chat, int allow_users_save_chats) {
+                this.auto_saving_chat = auto_saving_chat;
+                this.allow_users_save_chats = allow_users_save_chats;
+            }
+        }
+    }
+
     @JsonIgnoreProperties(ignoreUnknown = true)
     static class UserResponse {
         final String id;