feat: add support for me query

packages/client/package.json

@@ -78,6 +78,7 @@
   "devDependencies": {
     "@lens-network/sdk": "canary",
     "@lens-protocol/metadata": "next",
+    "@lens-protocol/storage-node-client": "next",
     "ethers": "^6.13.4",
     "msw": "^2.7.0",
     "tsup": "^8.3.5",

packages/client/src/actions/accountManager.test.ts

@@ -0,0 +1,89 @@
+import { beforeAll, describe, expect, it } from 'vitest';
+
+import { type Account, assertTypename } from '@lens-protocol/graphql';
+import * as metadata from '@lens-protocol/metadata';
+import { assertOk, never, uri } from '@lens-protocol/types';
+import { loginAsOnboardingUser, signerWallet, storageClient } from '../../testing-utils';
+import type { SessionClient } from '../clients';
+import { handleWith } from '../viem';
+import {
+  createAccountWithUsername,
+  enableSignless,
+  fetchAccount,
+  setAccountMetadata,
+} from './account';
+import { fetchMeDetails } from './authentication';
+
+const walletClient = signerWallet();
+describe('Given a new Lens Account', () => {
+  let newAccount: Account;
+  let sessionClient: SessionClient;
+
+  beforeAll(async () => {
+    const initialMetadata = metadata.account({
+      name: 'John Doe',
+    });
+    const result = await loginAsOnboardingUser().andThen((sessionClient) =>
+      createAccountWithUsername(sessionClient, {
+        username: { localName: `testname${Date.now()}` },
+        metadataUri: uri(`data:application/json,${JSON.stringify(initialMetadata)}`), // empty at first
+      })
+        .andThen(handleWith(walletClient))
+        .andThen(sessionClient.waitForTransaction)
+        .andThen((txHash) => fetchAccount(sessionClient, { txHash }))
+        .andThen((account) => {
+          newAccount = account ?? never('Account not found');
+          return sessionClient.switchAccount({
+            account: newAccount.address,
+          });
+        }),
+    );
+
+    assertOk(result);
+
+    sessionClient = result.value;
+  });
+
+  describe(`When invoking the '${enableSignless.name}' action`, () => {
+    beforeAll(async () => {
+      const result = await enableSignless(sessionClient)
+        .andThen(handleWith(walletClient))
+        .andThen(sessionClient.waitForTransaction);
+      assertOk(result);
+    });
+    it(`Then it should be reflected in the '${fetchMeDetails.name}' action result`, async () => {
+      const result = await fetchMeDetails(sessionClient);
+
+      assertOk(result);
+      expect(result.value).toMatchObject({
+        isSignless: true,
+      });
+    });
+
+    it('Then it should be possible to perform social operations in a signless fashion (e.g., updating Account metadata)', async () => {
+      const updated = metadata.account({
+        name: 'Bruce Wayne',
+      });
+      const resource = await storageClient.uploadAsJson(updated);
+
+      const result = await setAccountMetadata(sessionClient, {
+        metadataUri: resource.uri,
+      });
+
+      assertOk(result);
+
+      assertTypename(result.value, 'SetAccountMetadataResponse');
+      await sessionClient.waitForTransaction(result.value.hash);
+
+      const account = await fetchAccount(sessionClient, { address: newAccount.address }).unwrapOr(
+        null,
+      );
+
+      expect(account).toMatchObject({
+        metadata: {
+          name: 'Bruce Wayne',
+        },
+      });
+    });
+  });
+});

packages/client/src/actions/authentication.ts

@@ -1,6 +1,7 @@
 import type {
   AuthenticatedSession,
   AuthenticatedSessionsRequest,
+  MeResult,
   Paginated,
   RefreshRequest,
   RefreshResult,
@@ -13,6 +14,7 @@ import {
   AuthenticatedSessionsQuery,
   CurrentSessionQuery,
   LegacyRolloverRefreshMutation,
+  MeQuery,
   RefreshMutation,
   RevokeAuthenticationMutation,
   SwitchAccountMutation,
@@ -142,3 +144,15 @@ export function switchAccount(
 ): ResultAsync<SwitchAccountResult, UnauthenticatedError | UnexpectedError> {
   return client.mutation(SwitchAccountMutation, { request });
 }
+
+/**
+ * Retrieve the details of the authenticated Account.
+ *
+ * @param client - The session client for the authenticated Account.
+ * @returns The details of the authenticated Account.
+ */
+export function fetchMeDetails(
+  client: SessionClient,
+): ResultAsync<MeResult, UnauthenticatedError | UnexpectedError> {
+  return client.query(MeQuery, {});
+}

packages/client/src/actions/onboarding.test.ts

@@ -20,44 +20,36 @@ describe('Given an onboarding user', () => {
       let newAccount: Account | null = null;
 
       // Login as onboarding user
-      const sessionClient = await loginAsOnboardingUser()
-        .andThen((sessionClient) =>
-          // Create an account with username
-          createAccountWithUsername(sessionClient, {
-            username: { localName: `testname${Date.now()}` },
-            metadataUri: uri(`data:application/json,${JSON.stringify(metadata)}`),
+      const result = await loginAsOnboardingUser().andThen((sessionClient) =>
+        // Create an account with username
+        createAccountWithUsername(sessionClient, {
+          username: { localName: `testname${Date.now()}` },
+          metadataUri: uri(`data:application/json,${JSON.stringify(metadata)}`),
+        })
+          // Sign if necessary
+          .andThen(handleWith(walletClient))
+
+          // Wait for the transaction to be mined
+          .andThen(sessionClient.waitForTransaction)
+
+          // Fetch the account
+          .andThen((txHash) => fetchAccount(sessionClient, { txHash }))
+
+          .andTee((account) => {
+            newAccount = account ?? never('Account not found');
           })
-            // Sign if necessary
-            .andThen(handleWith(walletClient))
 
-            // Wait for the transaction to be mined
-            .andThen(sessionClient.waitForTransaction)
-
-            // Fetch the account
-            .andThen((txHash) => fetchAccount(sessionClient, { txHash }))
-
-            .andTee((account) => {
-              newAccount = account ?? never('Account not found');
-            })
-
-            // Switch to the newly created account
-            .andThen((account) =>
-              sessionClient.switchAccount({
-                account: account?.address ?? never('Account not found'),
-              }),
-            ),
-        )
-        .match(
-          (value) => value,
-          (error) => {
-            throw error;
-          },
-        );
-
-      const user = await sessionClient.getAuthenticatedUser();
-      assertOk(user);
-
-      expect(user.value).toMatchObject({
+          // Switch to the newly created account
+          .andThen((account) =>
+            sessionClient.switchAccount({
+              account: account?.address ?? never('Account not found'),
+            }),
+          ),
+      );
+      assertOk(result);
+
+      const user = await result.value.getAuthenticatedUser().unwrapOr(null);
+      expect(user).toMatchObject({
         role: Role.AccountOwner,
         account: newAccount!.address.toLowerCase(),
         owner: signer.toLowerCase(),

packages/client/testing-utils.ts

@@ -1,8 +1,10 @@
 import { chains } from '@lens-network/sdk/viem';
+import { StorageClient, testnet as storageEnv } from '@lens-protocol/storage-node-client';
 import { evmAddress } from '@lens-protocol/types';
 import { http, type Account, type Transport, type WalletClient, createWalletClient } from 'viem';
 import { privateKeyToAccount } from 'viem/accounts';
-import { GraphQLErrorCode, PublicClient, testnet } from './src';
+
+import { GraphQLErrorCode, PublicClient, testnet as apiEnv } from './src';
 
 const pk = privateKeyToAccount(import.meta.env.PRIVATE_KEY);
 const account = evmAddress(import.meta.env.TEST_ACCOUNT);
@@ -12,7 +14,7 @@ export const signer = evmAddress(pk.address);
 
 export function createPublicClient() {
   return PublicClient.create({
-    environment: testnet,
+    environment: apiEnv,
     origin: 'http://example.com',
   });
 }
@@ -69,3 +71,5 @@ export function createGraphQLErrorObject(code: GraphQLErrorCode) {
     },
   };
 }
+
+export const storageClient = StorageClient.create(storageEnv);

packages/graphql/src/authentication.ts

@@ -1,5 +1,5 @@
 import type { FragmentOf } from 'gql.tada';
-import { PaginatedResultInfoFragment } from './fragments';
+import { AccountAvailableFragment, PaginatedResultInfoFragment } from './fragments';
 import { type RequestOf, graphql } from './graphql';
 
 const AuthenticationChallengeFragment = graphql(
@@ -197,3 +197,31 @@ export const SwitchAccountMutation = graphql(
   [SwitchAccountResultFragment],
 );
 export type SwitchAccountRequest = RequestOf<typeof SwitchAccountMutation>;
+
+const MeResultFragment = graphql(
+  `fragment MeResult on MeResult {
+    appLoggedIn
+    isSignless
+    isSponsored
+    limit {
+      allowance
+      allowanceLeft
+      allowanceUsed
+      window
+    }
+    loggedInAs {
+      ...AccountAvailable
+    }
+  }`,
+  [AccountAvailableFragment],
+);
+export type MeResult = FragmentOf<typeof MeResultFragment>;
+
+export const MeQuery = graphql(
+  `query Me {
+    value: me {
+      ...MeResult
+    }
+  }`,
+  [MeResultFragment],
+);

packages/graphql/src/graphql.ts

@@ -21,6 +21,7 @@ import type {
   UsernameValue,
   Void,
 } from '@lens-protocol/types';
+import { InvariantError } from '@lens-protocol/types';
 import {
   type DocumentDecoration,
   type FragmentOf,
@@ -251,3 +252,14 @@ export type DynamicFragmentOf<
 > = Document extends DynamicFragmentDocument<infer In, infer StaticNodes>
   ? FragmentOf<FragmentDocumentFrom<In, FragmentDocumentForEach<[...DynamicNodes, ...StaticNodes]>>>
   : never;
+
+export function assertTypename<Typename extends string>(
+  node: AnyGqlNode,
+  typename: Typename,
+): asserts node is AnyGqlNode<Typename> {
+  if (node.__typename !== typename) {
+    throw new InvariantError(
+      `Expected node to have typename "${typename}", but got "${node.__typename}"`,
+    );
+  }
+}