fix: Replace broken web OAuth with manual token entry for Antigravity
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- Removed Google OAuth popup flow (invalid_client error) - Added manual access token input option - Added instructions to use SDK mode with antigravity plugin (recommended) - Added copy button for CLI command
This commit is contained in:
Gemini AI
@@ -1,5 +1,5 @@
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import { Component, createSignal, onMount, For, Show } from 'solid-js'
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import { Rocket, CheckCircle, XCircle, Loader, Sparkles, LogIn, LogOut, Shield } from 'lucide-solid'
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import { Rocket, CheckCircle, XCircle, Loader, Sparkles, Key, LogOut, Shield, Terminal, Copy, ExternalLink } from 'lucide-solid'
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import { getUserScopedKey } from '../../lib/user-storage'
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interface AntigravityModel {
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@@ -22,15 +22,16 @@ interface AntigravityToken {
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}
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const ANTIGRAVITY_TOKEN_KEY = "antigravity_oauth_token"
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const GOOGLE_OAUTH_CLIENT_ID = "782068742485-pf45b4gldtk7q847g3v5ercqfl31nkud.apps.googleusercontent.com" // Antigravity/Gemini CLI client
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const AntigravitySettings: Component = () => {
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const [models, setModels] = createSignal<AntigravityModel[]>([])
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const [isLoading, setIsLoading] = createSignal(true)
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const [connectionStatus, setConnectionStatus] = createSignal<'idle' | 'testing' | 'connected' | 'failed'>('idle')
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const [authStatus, setAuthStatus] = createSignal<'unknown' | 'authenticated' | 'unauthenticated'>('unknown')
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const [isAuthenticating, setIsAuthenticating] = createSignal(false)
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const [error, setError] = createSignal<string | null>(null)
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const [showTokenInput, setShowTokenInput] = createSignal(false)
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const [tokenInput, setTokenInput] = createSignal('')
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const [copied, setCopied] = createSignal(false)
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// Check stored token on mount
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onMount(async () => {
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@@ -100,104 +101,45 @@ const AntigravitySettings: Component = () => {
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}
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}
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const startGoogleOAuth = async () => {
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setIsAuthenticating(true)
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setError(null)
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try {
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// Open Google OAuth in a new window
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const redirectUri = `${window.location.origin}/auth/antigravity/callback`
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const scope = encodeURIComponent("openid email profile https://www.googleapis.com/auth/cloud-platform")
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const state = crypto.randomUUID()
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// Store state for verification
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window.localStorage.setItem('antigravity_oauth_state', state)
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const authUrl = `https://accounts.google.com/o/oauth2/v2/auth?` +
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`client_id=${GOOGLE_OAUTH_CLIENT_ID}&` +
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`redirect_uri=${encodeURIComponent(redirectUri)}&` +
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`response_type=token&` +
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`scope=${scope}&` +
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`state=${state}&` +
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`prompt=consent`
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// Open popup
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const width = 500
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const height = 600
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const left = (window.screen.width - width) / 2
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const top = (window.screen.height - height) / 2
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const popup = window.open(
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authUrl,
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'antigravity-oauth',
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`width=${width},height=${height},left=${left},top=${top}`
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)
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if (!popup) {
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throw new Error('Failed to open authentication window. Please allow popups.')
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const handleTokenSubmit = () => {
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const token = tokenInput().trim()
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if (!token) {
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setError('Please enter a valid token')
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return
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}
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// Poll for token in URL hash
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const checkClosed = setInterval(() => {
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try {
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if (popup.closed) {
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clearInterval(checkClosed)
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setIsAuthenticating(false)
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checkAuthStatus()
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loadModels()
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} else {
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// Check if we can access the popup location (same origin after redirect)
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const hash = popup.location.hash
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if (hash && hash.includes('access_token')) {
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const params = new URLSearchParams(hash.substring(1))
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const accessToken = params.get('access_token')
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const expiresIn = parseInt(params.get('expires_in') || '3600', 10)
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if (accessToken) {
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const token: AntigravityToken = {
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access_token: accessToken,
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expires_in: expiresIn,
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const tokenData: AntigravityToken = {
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access_token: token,
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expires_in: 3600, // 1 hour default
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created_at: Date.now()
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}
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window.localStorage.setItem(
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getUserScopedKey(ANTIGRAVITY_TOKEN_KEY),
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JSON.stringify(token)
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JSON.stringify(tokenData)
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)
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popup.close()
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clearInterval(checkClosed)
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setIsAuthenticating(false)
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setAuthStatus('authenticated')
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setShowTokenInput(false)
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setTokenInput('')
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setError(null)
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loadModels()
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}
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}
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}
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} catch (e) {
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// Cross-origin error - popup is on Google's domain, still waiting
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}
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}, 500)
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// Cleanup after 5 minutes
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setTimeout(() => {
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clearInterval(checkClosed)
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if (!popup.closed) {
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popup.close()
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}
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setIsAuthenticating(false)
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}, 300000)
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} catch (err: any) {
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console.error('OAuth error:', err)
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setError(err.message || 'Authentication failed')
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setIsAuthenticating(false)
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} catch (err) {
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setError('Failed to save token')
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}
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}
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const signOut = () => {
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window.localStorage.removeItem(getUserScopedKey(ANTIGRAVITY_TOKEN_KEY))
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setAuthStatus('unauthenticated')
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setModels([])
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}
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const copyCommand = async () => {
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const command = 'npx opencode-antigravity-auth login'
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await navigator.clipboard.writeText(command)
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setCopied(true)
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setTimeout(() => setCopied(false), 2000)
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}
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const formatNumber = (num: number): string => {
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@@ -223,7 +165,7 @@ const AntigravitySettings: Component = () => {
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</div>
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<div>
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<h2 class="text-xl font-semibold text-white">Antigravity</h2>
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<p class="text-sm text-zinc-400">Premium models via Google OAuth</p>
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<p class="text-sm text-zinc-400">Premium models via Google authentication</p>
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</div>
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</div>
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@@ -254,66 +196,118 @@ const AntigravitySettings: Component = () => {
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<div class="flex items-start gap-3">
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<Sparkles class="w-5 h-5 text-purple-400 mt-0.5" />
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<div>
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<h3 class="font-semibold text-purple-300 mb-1">Premium AI Models via Google</h3>
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<h3 class="font-semibold text-purple-300 mb-1">Premium AI Models</h3>
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<p class="text-sm text-zinc-300">
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Antigravity provides access to Gemini 3 Pro/Flash, Claude Sonnet 4.5, Claude Opus 4.5,
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and GPT-OSS 120B through Google's rate limits. Sign in with your Google account to get started.
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and GPT-OSS 120B through Google's infrastructure.
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</p>
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</div>
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</div>
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</div>
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{/* Authentication Section */}
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<div class="bg-zinc-900/50 border border-zinc-800 rounded-xl p-4">
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<div class="bg-zinc-900/50 border border-zinc-800 rounded-xl p-4 space-y-4">
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<div class="flex items-center justify-between">
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<div class="flex items-center gap-3">
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<Shield class="w-5 h-5 text-zinc-400" />
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<div>
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<h4 class="font-medium text-white">Google OAuth Authentication</h4>
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<h4 class="font-medium text-white">Authentication</h4>
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<p class="text-xs text-zinc-500">
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{authStatus() === 'authenticated'
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? 'You are signed in and can use Antigravity models'
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: 'Sign in with Google to access premium models'}
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? 'Token configured - you can use Antigravity models'
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: 'Configure authentication to access premium models'}
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</p>
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</div>
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</div>
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<Show when={authStatus() === 'unauthenticated'}>
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<button
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onClick={startGoogleOAuth}
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disabled={isAuthenticating()}
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class="flex items-center gap-2 px-4 py-2 bg-purple-600 hover:bg-purple-500 disabled:bg-purple-600/50 text-white rounded-lg transition-colors"
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>
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{isAuthenticating() ? (
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<>
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<Loader class="w-4 h-4 animate-spin" />
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Signing in...
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</>
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) : (
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<>
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<LogIn class="w-4 h-4" />
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Sign in with Google
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</>
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)}
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</button>
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</Show>
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<Show when={authStatus() === 'authenticated'}>
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<div class="flex items-center gap-3">
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<span class="flex items-center gap-2 px-3 py-1.5 bg-emerald-500/20 text-emerald-400 rounded-lg text-sm">
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<CheckCircle class="w-4 h-4" />
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Authenticated
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Configured
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</span>
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<button
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onClick={signOut}
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class="flex items-center gap-2 px-3 py-1.5 text-sm text-zinc-400 hover:text-white bg-zinc-800 hover:bg-zinc-700 rounded-lg transition-colors"
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>
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<LogOut class="w-4 h-4" />
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Sign out
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Clear
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</button>
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</div>
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</Show>
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</div>
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<Show when={authStatus() === 'unauthenticated'}>
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{/* SDK Mode Instructions */}
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<div class="bg-blue-500/5 border border-blue-500/20 rounded-lg p-4 space-y-3">
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<div class="flex items-center gap-2 text-blue-400">
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<Terminal class="w-4 h-4" />
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<span class="font-medium text-sm">Recommended: Use OpenCode SDK Mode</span>
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</div>
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<p class="text-xs text-zinc-400">
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For the best experience, switch to OpenCode SDK mode in General settings.
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The Antigravity plugin handles authentication automatically via Google OAuth.
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</p>
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<div class="flex items-center gap-2">
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<code class="flex-1 px-3 py-2 bg-zinc-900 rounded text-xs font-mono text-zinc-300">
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npx opencode-antigravity-auth login
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</code>
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<button
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onClick={copyCommand}
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class="p-2 text-zinc-400 hover:text-white bg-zinc-800 hover:bg-zinc-700 rounded transition-colors"
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title="Copy command"
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>
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{copied() ? <CheckCircle class="w-4 h-4 text-emerald-400" /> : <Copy class="w-4 h-4" />}
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</button>
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</div>
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</div>
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{/* Manual Token Entry */}
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<div class="border-t border-zinc-800 pt-4">
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<Show when={!showTokenInput()}>
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<button
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onClick={() => setShowTokenInput(true)}
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class="flex items-center gap-2 text-sm text-zinc-400 hover:text-white transition-colors"
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>
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<Key class="w-4 h-4" />
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Or enter access token manually...
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</button>
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</Show>
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<Show when={showTokenInput()}>
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<div class="space-y-3">
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<label class="block text-sm font-medium text-zinc-300">
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Access Token
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</label>
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<div class="flex gap-2">
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<input
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type="password"
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value={tokenInput()}
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onInput={(e) => setTokenInput(e.currentTarget.value)}
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placeholder="Paste your Google OAuth access token..."
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class="flex-1 px-3 py-2 bg-zinc-900 border border-zinc-700 rounded-lg text-sm text-white placeholder-zinc-500 focus:outline-none focus:border-purple-500"
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/>
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<button
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onClick={handleTokenSubmit}
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class="px-4 py-2 bg-purple-600 hover:bg-purple-500 text-white rounded-lg text-sm transition-colors"
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>
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Save
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</button>
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<button
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onClick={() => { setShowTokenInput(false); setTokenInput(''); }}
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class="px-4 py-2 bg-zinc-800 hover:bg-zinc-700 text-zinc-400 rounded-lg text-sm transition-colors"
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>
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Cancel
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</button>
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</div>
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<p class="text-xs text-zinc-500">
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You can get an access token by running the Antigravity auth plugin in a terminal,
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or by extracting it from an authenticated Google Cloud session.
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</p>
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</div>
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</Show>
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</div>
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</Show>
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</div>
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{/* Error Display */}
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@@ -391,21 +385,9 @@ const AntigravitySettings: Component = () => {
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</div>
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</Show>
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<Show when={!isLoading() && models().length === 0 && authStatus() === 'authenticated'}>
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<Show when={!isLoading() && models().length === 0}>
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<div class="text-center py-12 text-zinc-500">
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<p>No models available at this time.</p>
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<button
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onClick={loadModels}
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class="mt-4 px-4 py-2 text-sm bg-purple-500/20 text-purple-400 hover:bg-purple-500/30 rounded-lg transition-colors"
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>
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Try Again
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</button>
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</div>
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</Show>
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<Show when={!isLoading() && models().length === 0 && authStatus() === 'unauthenticated'}>
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<div class="text-center py-12 text-zinc-500">
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<p>Sign in with Google to see available models.</p>
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<p>Models will be available after configuration.</p>
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</div>
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</Show>
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</div>
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@@ -414,13 +396,26 @@ const AntigravitySettings: Component = () => {
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<div class="bg-zinc-900/50 border border-zinc-800 rounded-xl p-4">
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<h4 class="font-medium text-white mb-2">How to Use</h4>
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<ul class="text-sm text-zinc-400 space-y-1">
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<li>• Sign in with your Google account above</li>
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<li>• <strong>SDK Mode (Recommended):</strong> Switch to OpenCode binary mode and install the antigravity auth plugin</li>
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<li>• <strong>Native Mode:</strong> Enter your access token manually above</li>
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<li>• Select any Antigravity model from the model picker in chat</li>
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<li>• Models include Gemini 3, Claude Sonnet/Opus 4.5, and GPT-OSS</li>
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<li>• Thinking-enabled models show step-by-step reasoning</li>
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<li>• Uses Google's rate limits for maximum throughput</li>
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</ul>
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</div>
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{/* Plugin Link */}
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<div class="flex justify-center">
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<a
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href="https://github.com/NoeFabris/opencode-antigravity-auth"
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target="_blank"
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rel="noopener noreferrer"
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class="flex items-center gap-2 text-sm text-purple-400 hover:text-purple-300 transition-colors"
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>
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<ExternalLink class="w-4 h-4" />
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View Antigravity Auth Plugin on GitHub
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</a>
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</div>
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</div>
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)
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}
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Reference in New Issue
Block a user