feat(clerk-js): Add ability to set active organization by slug

.changeset/wicked-seahorses-juggle.md

@@ -0,0 +1,6 @@
+---
+"@clerk/clerk-js": patch
+"@clerk/types": patch
+---
+
+Introduce ability to set an active organization by slug

packages/clerk-js/src/core/__tests__/clerk.test.ts

@@ -335,18 +335,56 @@ describe('Clerk singleton', () => {
         return Promise.resolve();
       });
 
-      await sut.setActive({ organization: { id: 'org-id' } as Organization, beforeEmit: beforeEmitMock });
+      await sut.setActive({ organization: { id: 'org_id' } as Organization, beforeEmit: beforeEmitMock });
 
       await waitFor(() => {
         expect(executionOrder).toEqual(['session.touch', 'set cookie', 'before emit']);
         expect(mockSession.touch).toHaveBeenCalled();
         expect(mockSession.getToken).toHaveBeenCalled();
-        expect((mockSession as any as ActiveSessionResource)?.lastActiveOrganizationId).toEqual('org-id');
+        expect((mockSession as any as ActiveSessionResource)?.lastActiveOrganizationId).toEqual('org_id');
         expect(beforeEmitMock).toBeCalledWith(mockSession);
         expect(sut.session).toMatchObject(mockSession);
       });
     });
 
+    it('sets active organization by slug', async () => {
+      const mockSession2 = {
+        id: '1',
+        status: 'active',
+        user: {
+          organizationMemberships: [
+            {
+              id: 'orgmem_id',
+              organization: {
+                id: 'org_id',
+                slug: 'some-org-slug',
+              },
+            },
+          ],
+        },
+        touch: jest.fn(),
+        getToken: jest.fn(),
+      };
+      mockClientFetch.mockReturnValue(Promise.resolve({ activeSessions: [mockSession2] }));
+      const sut = new Clerk(productionPublishableKey);
+      await sut.load();
+
+      mockSession2.touch.mockImplementationOnce(() => {
+        sut.session = mockSession2 as any;
+        return Promise.resolve();
+      });
+      mockSession2.getToken.mockImplementation(() => 'mocked-token');
+
+      await sut.setActive({ organization: 'some-org-slug' });
+
+      await waitFor(() => {
+        expect(mockSession2.touch).toHaveBeenCalled();
+        expect(mockSession2.getToken).toHaveBeenCalled();
+        expect((mockSession2 as any as ActiveSessionResource)?.lastActiveOrganizationId).toEqual('org_id');
+        expect(sut.session).toMatchObject(mockSession2);
+      });
+    });
+
     mockNativeRuntime(() => {
       it('calls session.touch in a non-standard browser', async () => {
         mockClientFetch.mockReturnValue(Promise.resolve({ activeSessions: [mockSession] }));
@@ -365,11 +403,11 @@ describe('Clerk singleton', () => {
           return Promise.resolve();
         });
 
-        await sut.setActive({ organization: { id: 'org-id' } as Organization, beforeEmit: beforeEmitMock });
+        await sut.setActive({ organization: { id: 'org_id' } as Organization, beforeEmit: beforeEmitMock });
 
         expect(executionOrder).toEqual(['session.touch', 'before emit']);
         expect(mockSession.touch).toHaveBeenCalled();
-        expect((mockSession as any as ActiveSessionResource)?.lastActiveOrganizationId).toEqual('org-id');
+        expect((mockSession as any as ActiveSessionResource)?.lastActiveOrganizationId).toEqual('org_id');
         expect(mockSession.getToken).toBeCalled();
         expect(beforeEmitMock).toBeCalledWith(mockSession);
         expect(sut.session).toMatchObject(mockSession);
@@ -1892,12 +1930,12 @@ describe('Clerk singleton', () => {
       BaseResource._fetch = jest.fn().mockResolvedValue({});
       const sut = new Clerk(developmentPublishableKey);
 
-      await sut.getOrganization('some-org-id');
+      await sut.getOrganization('org_id');
 
       // @ts-expect-error - Mocking a protected method
       expect(BaseResource._fetch).toHaveBeenCalledWith({
         method: 'GET',
-        path: '/organizations/some-org-id',
+        path: '/organizations/org_id',
       });
     });
   });

packages/clerk-js/src/core/clerk.ts

@@ -75,6 +75,7 @@ import {
   inBrowser,
   isDevAccountPortalOrigin,
   isError,
+  isOrganizationId,
   isRedirectForFAPIInitiatedFlow,
   noOrganizationExists,
   noUserExists,
@@ -707,9 +708,18 @@ export class Clerk implements ClerkInterface {
     // However, if the `organization` parameter is not given (i.e. `undefined`), we want
     // to keep the organization id that the session had.
     const shouldSwitchOrganization = organization !== undefined;
+
     if (newSession && shouldSwitchOrganization) {
-      const organizationId = typeof organization === 'string' ? organization : organization?.id;
-      newSession.lastActiveOrganizationId = organizationId || null;
+      const organizationIdOrSlug = typeof organization === 'string' ? organization : organization?.id;
+
+      if (isOrganizationId(organizationIdOrSlug!)) {
+        newSession.lastActiveOrganizationId = organizationIdOrSlug || null;
+      } else {
+        const matchingOrganization = newSession.user.organizationMemberships.find(
+          mem => mem.organization.slug === organizationIdOrSlug,
+        );
+        newSession.lastActiveOrganizationId = matchingOrganization?.organization.id || null;
+      }
     }
 
     // If this.session exists, then signOut was triggered by the current tab

packages/clerk-js/src/utils/__tests__/organization.test.ts

@@ -0,0 +1,15 @@
+import { isOrganizationId } from '../organization';
+
+describe('isOrganizationId(string)', () => {
+  it('should return true for strings starting with `org_`', () => {
+    expect(isOrganizationId('org_123')).toBe(true);
+    expect(isOrganizationId('org_abc')).toBe(true);
+  });
+
+  it('should return false for strings not starting with `org_`', () => {
+    expect(isOrganizationId('user_123')).toBe(false);
+    expect(isOrganizationId('123org_')).toBe(false);
+    expect(isOrganizationId('ORG_123')).toBe(false);
+    expect(isOrganizationId('')).toBe(false);
+  });
+});

packages/clerk-js/src/utils/index.ts

@@ -25,3 +25,4 @@ export * from './queryStateParams';
 export * from './normalizeRoutingOptions';
 export * from './image';
 export * from './completeSignUpFlow';
+export * from './organization';

packages/clerk-js/src/utils/organization.ts

@@ -0,0 +1,8 @@
+/**
+ * Checks and assumes a string is an organization ID if it starts with 'org_', specifically for
+ disambiguating with slugs. `_` is a disallowed character in slug names, so slugs cannot 
+ start with `org_`.
+ */
+export function isOrganizationId(id: string) {
+  return id.startsWith('org_');
+}

packages/types/src/clerk.ts

@@ -681,7 +681,7 @@ export type SetActiveParams = {
   session?: ActiveSessionResource | string | null;
 
   /**
-   * The organization resource or organization id (string version) to be set as active in the current session.
+   * The organization resource or organization ID/slug (string version) to be set as active in the current session.
    * If `null`, the currently active organization is removed as active.
    */
   organization?: OrganizationResource | string | null;