nonbinary.computer
forked from
oppi.li/claude-code
source dump of claude code
oppi.li
1import { feature } from 'bun:bundle'
2import { getFeatureValue_CACHED_MAY_BE_STALE } from '../services/analytics/growthbook.js'
3import {
4 getClaudeAIOAuthTokens,
5 isAnthropicAuthEnabled,
6} from '../utils/auth.js'
7
8/**
9 * Kill-switch check for voice mode. Returns true unless the
10 * `tengu_amber_quartz_disabled` GrowthBook flag is flipped on (emergency
11 * off). Default `false` means a missing/stale disk cache reads as "not
12 * killed" — so fresh installs get voice working immediately without
13 * waiting for GrowthBook init. Use this for deciding whether voice mode
14 * should be *visible* (e.g., command registration, config UI).
15 */
16export function isVoiceGrowthBookEnabled(): boolean {
17 // Positive ternary pattern — see docs/feature-gating.md.
18 // Negative pattern (if (!feature(...)) return) does not eliminate
19 // inline string literals from external builds.
20 return feature('VOICE_MODE')
21 ? !getFeatureValue_CACHED_MAY_BE_STALE('tengu_amber_quartz_disabled', false)
22 : false
23}
24
25/**
26 * Auth-only check for voice mode. Returns true when the user has a valid
27 * Anthropic OAuth token. Backed by the memoized getClaudeAIOAuthTokens —
28 * first call spawns `security` on macOS (~20-50ms), subsequent calls are
29 * cache hits. The memoize clears on token refresh (~once/hour), so one
30 * cold spawn per refresh is expected. Cheap enough for usage-time checks.
31 */
32export function hasVoiceAuth(): boolean {
33 // Voice mode requires Anthropic OAuth — it uses the voice_stream
34 // endpoint on claude.ai which is not available with API keys,
35 // Bedrock, Vertex, or Foundry.
36 if (!isAnthropicAuthEnabled()) {
37 return false
38 }
39 // isAnthropicAuthEnabled only checks the auth *provider*, not whether
40 // a token exists. Without this check, the voice UI renders but
41 // connectVoiceStream fails silently when the user isn't logged in.
42 const tokens = getClaudeAIOAuthTokens()
43 return Boolean(tokens?.accessToken)
44}
45
46/**
47 * Full runtime check: auth + GrowthBook kill-switch. Callers: `/voice`
48 * (voice.ts, voice/index.ts), ConfigTool, VoiceModeNotice — command-time
49 * paths where a fresh keychain read is acceptable. For React render
50 * paths use useVoiceEnabled() instead (memoizes the auth half).
51 */
52export function isVoiceModeEnabled(): boolean {
53 return hasVoiceAuth() && isVoiceGrowthBookEnabled()
54}