feat(cloud): pause members when subscription is cancelled

packages/api/src/utils/workspace.ts

@@ -0,0 +1,40 @@
+import type { dbClient } from "@kan/db/client";
+import * as memberRepo from "@kan/db/repository/member.repo";
+import * as workspaceRepo from "@kan/db/repository/workspace.repo";
+import { generateUID } from "@kan/shared/utils";
+
+export const cancelWorkspaceAccess = async (
+  db: dbClient,
+  workspacePublicId: string,
+): Promise<void> => {
+  const workspace = await workspaceRepo.getByPublicId(db, workspacePublicId);
+
+  if (!workspace) return;
+
+  const preserveUserId = await memberRepo.getPreservableMemberId(
+    db,
+    workspace.id,
+    workspace.createdBy ?? null,
+  );
+
+  let newSlug = workspace.publicId;
+  if (workspace.slug !== workspace.publicId) {
+    const isPublicIdAvailable = await workspaceRepo.isWorkspaceSlugAvailable(
+      db,
+      workspace.publicId,
+    );
+    if (!isPublicIdAvailable) {
+      newSlug = generateUID();
+    }
+  }
+
+  await Promise.all([
+    preserveUserId
+      ? memberRepo.pauseMembersExcept(db, workspace.id, preserveUserId)
+      : memberRepo.pauseAllMembers(db, workspace.id),
+    workspaceRepo.update(db, workspacePublicId, {
+      plan: "free",
+      slug: newSlug,
+    }),
+  ]);
+};