[Hackathon] feat: add Texera Assistant floating panel (notifications, AI, search)

amber/src/main/scala/org/apache/texera/web/ServletAwareConfigurator.scala

@@ -77,6 +77,7 @@ class ServletAwareConfigurator extends ServerEndpointConfig.Configurator with La
             null,
             null,
             null,
+            null,
             null
           )
         )
@@ -108,6 +109,7 @@ class ServletAwareConfigurator extends ServerEndpointConfig.Configurator with La
                 null,
                 null,
                 null,
+                null,
                 null
               )
             )

amber/src/main/scala/org/apache/texera/web/auth/GuestAuthFilter.scala

@@ -39,7 +39,7 @@ import javax.ws.rs.core.SecurityContext
   }
 
   val GUEST: User =
-    new User(null, "guest", null, null, null, null, UserRoleEnum.REGULAR, null, null, null, null)
+    new User(null, "guest", null, null, null, null, UserRoleEnum.REGULAR, null, null, null, null, null)
 }
 
 @PreMatching

amber/src/main/scala/org/apache/texera/web/resource/dashboard/admin/user/AdminUserResource.scala

@@ -47,9 +47,12 @@ case class UserInfo(
     lastLogin: java.time.OffsetDateTime, // will be null if never logged in
     accountCreation: java.time.OffsetDateTime,
     affiliation: String,
-    joiningReason: String
+    joiningReason: String,
+    requestViewed: Boolean
 )
 
+case class MarkRequestsViewedRequest(uids: util.List[Integer])
+
 object AdminUserResource {
   private def context =
     SqlServer
@@ -83,14 +86,47 @@ class AdminUserResource {
         USER_LAST_ACTIVE_TIME.LAST_ACTIVE_TIME,
         USER.ACCOUNT_CREATION_TIME,
         USER.AFFILIATION,
-        USER.JOINING_REASON
+        USER.JOINING_REASON,
+        USER.REQUEST_VIEWED
       )
       .from(USER)
       .leftJoin(USER_LAST_ACTIVE_TIME)
       .on(USER.UID.eq(USER_LAST_ACTIVE_TIME.UID))
       .fetchInto(classOf[UserInfo])
   }
 
+  /**
+    * Mark the given pending user requests as viewed so the admin assistant
+    * stops re-surfacing them in the notification center.
+    */
+  @POST
+  @Path("/mark-requests-viewed")
+  @Consumes(Array(MediaType.APPLICATION_JSON))
+  def markRequestsViewed(request: MarkRequestsViewedRequest): Unit = {
+    if (request.uids == null || request.uids.isEmpty) return
+    AdminUserResource.context
+      .update(USER)
+      .set(USER.REQUEST_VIEWED, java.lang.Boolean.TRUE)
+      .where(USER.UID.in(request.uids))
+      .execute()
+  }
+
+  /**
+    * Mark every currently-pending (INACTIVE) account request as viewed.
+    * Triggered by the "Clear" action on the Requests tab so admins can wipe
+    * the queue in one shot even if new requests arrived between polls.
+    */
+  @POST
+  @Path("/mark-all-requests-viewed")
+  def markAllRequestsViewed(): Unit = {
+    AdminUserResource.context
+      .update(USER)
+      .set(USER.REQUEST_VIEWED, java.lang.Boolean.TRUE)
+      .where(USER.ROLE.eq(UserRoleEnum.INACTIVE))
+      .and(USER.REQUEST_VIEWED.eq(java.lang.Boolean.FALSE))
+      .execute()
+  }
+
   @PUT
   @Path("/update")
   def updateUser(user: User): Unit = {

common/auth/src/main/scala/org/apache/texera/auth/JwtParser.scala

@@ -74,6 +74,7 @@ object JwtParser extends LazyLogging {
       null,
       null,
       null,
+      null,
       null
     )
     new SessionUser(user)

frontend/src/app/app.component.ts

@@ -34,6 +34,7 @@ import { UntilDestroy } from "@ngneat/until-destroy";
       <button (click)="retry()">Retry</button>
     </div>
     <router-outlet *ngIf="configLoaded"></router-outlet>
+    <texera-floating-agent *ngIf="configLoaded"></texera-floating-agent>
   `,
   standalone: false,
 })

frontend/src/app/app.module.ts

@@ -190,6 +190,7 @@ import { NzCheckboxModule } from "ng-zorro-antd/checkbox";
 import { RegistrationRequestModalComponent } from "./common/service/user/registration-request-modal/registration-request-modal.component";
 import { UserComputingUnitComponent } from "./dashboard/component/user/user-computing-unit/user-computing-unit.component";
 import { UserComputingUnitListItemComponent } from "./dashboard/component/user/user-computing-unit/user-computing-unit-list-item/user-computing-unit-list-item.component";
+import { FloatingAgentComponent } from "./common/component/floating-agent/floating-agent.component";
 
 registerLocaleData(en);
 
@@ -358,6 +359,7 @@ registerLocaleData(en);
     MarkdownDescriptionComponent,
     UserComputingUnitComponent,
     UserComputingUnitListItemComponent,
+    FloatingAgentComponent,
   ],
   providers: [
     provideNzI18n(en_US),