Initial curated itworx-knowledge-hub source from 3b1751d0d9dee551aa6994eee0093704dc334817

src/backend/ItWorx.KnowledgeHub.Application/Identity/UseCases/GetSessionUseCase.cs

@@ -0,0 +1,44 @@
+using ItWorx.KnowledgeHub.Domain.Identity;
+
+namespace ItWorx.KnowledgeHub.Application.Identity.UseCases;
+
+public sealed record SessionInfo(
+    bool Authenticated,
+    bool SetupRequired,
+    Guid? UserId,
+    string? DisplayName,
+    string? Email,
+    Guid? WorkspaceId,
+    WorkspaceRole? Role);
+
+public sealed class GetSessionUseCase(
+    IInstallationRepository installations,
+    IUserAccountManager userAccounts,
+    IWorkspaceRepository workspaces,
+    IWorkspaceMembershipRepository memberships)
+{
+    public async Task<SessionInfo> ExecuteAsync(CancellationToken cancellationToken)
+    {
+        var setupComplete = await installations.IsSetupCompleteAsync(cancellationToken);
+        var account = await userAccounts.GetSignedInAccountAsync(cancellationToken);
+
+        if (account is null)
+        {
+            return new SessionInfo(false, !setupComplete, null, null, null, null, null);
+        }
+
+        var workspaceId = await workspaces.GetDefaultWorkspaceIdAsync(cancellationToken);
+        WorkspaceRole? role = workspaceId is null
+            ? null
+            : await memberships.GetRoleAsync(workspaceId.Value, account.Id, cancellationToken);
+
+        return new SessionInfo(
+            true,
+            !setupComplete,
+            account.Id,
+            account.DisplayName,
+            account.Email,
+            workspaceId,
+            role);
+    }
+}