src/lib/authClient.ts

'use client';

import type { auth } from "@/lib/auth";
import { inferAdditionalFields } from "better-auth/client/plugins";
import { createAuthClient } from "better-auth/react";
import { skipAuth, mockSessionData } from "@/lib/auth-mock";

const betterAuthUrl = process.env.NEXT_PUBLIC_BETTER_AUTH_URL!;

const authClient = createAuthClient({
  baseURL: betterAuthUrl,
  plugins: [inferAdditionalFields<typeof auth>()],
});

// Mock session for local development when NEXT_PUBLIC_SKIP_AUTH=true
const mockSession = {
  data: mockSessionData,
  isPending: false,
  isRefetching: false,
  error: null,
  refetch: () => Promise.resolve(),
};

const mockSignIn = {
  social: () => Promise.resolve({ redirect: false, url: '/' }),
} as unknown as typeof authClient.signIn;

const mockSignOut = (() => Promise.resolve({ redirect: false })) as unknown as typeof authClient.signOut;

export const useSession = skipAuth
  ? () => mockSession
  : authClient.useSession;

export const signIn = skipAuth
  ? mockSignIn
  : authClient.signIn;

export const signOut = skipAuth
  ? mockSignOut
  : authClient.signOut;