395 lines
14 KiB
TypeScript
395 lines
14 KiB
TypeScript
import { z } from "zod";
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Phone Number Validation
|
|
// -----------------------------------------------------------------------------
|
|
|
|
/**
|
|
* E.164 phone number format: +[country code][number]
|
|
* Examples use 555 prefix (reserved for fictional numbers)
|
|
*/
|
|
export const E164Schema = z
|
|
.string()
|
|
.regex(/^\+[1-9]\d{1,14}$/, "Expected E.164 format, e.g. +15550001234");
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Inbound Policy
|
|
// -----------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Controls how inbound calls are handled:
|
|
* - "disabled": Block all inbound calls (outbound only)
|
|
* - "allowlist": Only accept calls from numbers in allowFrom
|
|
* - "pairing": Unknown callers can request pairing (future)
|
|
* - "open": Accept all inbound calls (dangerous!)
|
|
*/
|
|
export const InboundPolicySchema = z.enum([
|
|
"disabled",
|
|
"allowlist",
|
|
"pairing",
|
|
"open",
|
|
]);
|
|
export type InboundPolicy = z.infer<typeof InboundPolicySchema>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Provider-Specific Configuration
|
|
// -----------------------------------------------------------------------------
|
|
|
|
export const TelnyxConfigSchema = z
|
|
.object({
|
|
/** Telnyx API v2 key */
|
|
apiKey: z.string().min(1).optional(),
|
|
/** Telnyx connection ID (from Call Control app) */
|
|
connectionId: z.string().min(1).optional(),
|
|
/** Public key for webhook signature verification */
|
|
publicKey: z.string().min(1).optional(),
|
|
})
|
|
.strict();
|
|
export type TelnyxConfig = z.infer<typeof TelnyxConfigSchema>;
|
|
|
|
export const TwilioConfigSchema = z
|
|
.object({
|
|
/** Twilio Account SID */
|
|
accountSid: z.string().min(1).optional(),
|
|
/** Twilio Auth Token */
|
|
authToken: z.string().min(1).optional(),
|
|
})
|
|
.strict();
|
|
export type TwilioConfig = z.infer<typeof TwilioConfigSchema>;
|
|
|
|
export const PlivoConfigSchema = z
|
|
.object({
|
|
/** Plivo Auth ID (starts with MA/SA) */
|
|
authId: z.string().min(1).optional(),
|
|
/** Plivo Auth Token */
|
|
authToken: z.string().min(1).optional(),
|
|
})
|
|
.strict();
|
|
export type PlivoConfig = z.infer<typeof PlivoConfigSchema>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// STT/TTS Configuration
|
|
// -----------------------------------------------------------------------------
|
|
|
|
export const SttConfigSchema = z
|
|
.object({
|
|
/** STT provider (currently only OpenAI supported) */
|
|
provider: z.literal("openai").default("openai"),
|
|
/** Whisper model to use */
|
|
model: z.string().min(1).default("whisper-1"),
|
|
})
|
|
.strict()
|
|
.default({ provider: "openai", model: "whisper-1" });
|
|
export type SttConfig = z.infer<typeof SttConfigSchema>;
|
|
|
|
export const TtsConfigSchema = z
|
|
.object({
|
|
/** TTS provider (currently only OpenAI supported) */
|
|
provider: z.literal("openai").default("openai"),
|
|
/**
|
|
* TTS model to use:
|
|
* - gpt-4o-mini-tts: newest, supports instructions for tone/style control (recommended)
|
|
* - tts-1: lower latency
|
|
* - tts-1-hd: higher quality
|
|
*/
|
|
model: z.string().min(1).default("gpt-4o-mini-tts"),
|
|
/**
|
|
* Voice ID. For best quality, use marin or cedar.
|
|
* All voices: alloy, ash, ballad, coral, echo, fable, nova, onyx, sage, shimmer, verse, marin, cedar
|
|
*/
|
|
voice: z.string().min(1).default("coral"),
|
|
/**
|
|
* Instructions for speech style (only works with gpt-4o-mini-tts).
|
|
* Examples: "Speak in a cheerful tone", "Talk like a sympathetic customer service agent"
|
|
*/
|
|
instructions: z.string().optional(),
|
|
})
|
|
.strict()
|
|
.default({ provider: "openai", model: "gpt-4o-mini-tts", voice: "coral" });
|
|
export type TtsConfig = z.infer<typeof TtsConfigSchema>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Webhook Server Configuration
|
|
// -----------------------------------------------------------------------------
|
|
|
|
export const VoiceCallServeConfigSchema = z
|
|
.object({
|
|
/** Port to listen on */
|
|
port: z.number().int().positive().default(3334),
|
|
/** Bind address */
|
|
bind: z.string().default("127.0.0.1"),
|
|
/** Webhook path */
|
|
path: z.string().min(1).default("/voice/webhook"),
|
|
})
|
|
.strict()
|
|
.default({ port: 3334, bind: "127.0.0.1", path: "/voice/webhook" });
|
|
export type VoiceCallServeConfig = z.infer<typeof VoiceCallServeConfigSchema>;
|
|
|
|
export const VoiceCallTailscaleConfigSchema = z
|
|
.object({
|
|
/**
|
|
* Tailscale exposure mode:
|
|
* - "off": No Tailscale exposure
|
|
* - "serve": Tailscale serve (private to tailnet)
|
|
* - "funnel": Tailscale funnel (public HTTPS)
|
|
*/
|
|
mode: z.enum(["off", "serve", "funnel"]).default("off"),
|
|
/** Path for Tailscale serve/funnel (should usually match serve.path) */
|
|
path: z.string().min(1).default("/voice/webhook"),
|
|
})
|
|
.strict()
|
|
.default({ mode: "off", path: "/voice/webhook" });
|
|
export type VoiceCallTailscaleConfig = z.infer<
|
|
typeof VoiceCallTailscaleConfigSchema
|
|
>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Tunnel Configuration (unified ngrok/tailscale)
|
|
// -----------------------------------------------------------------------------
|
|
|
|
export const VoiceCallTunnelConfigSchema = z
|
|
.object({
|
|
/**
|
|
* Tunnel provider:
|
|
* - "none": No tunnel (use publicUrl if set, or manual setup)
|
|
* - "ngrok": Use ngrok for public HTTPS tunnel
|
|
* - "tailscale-serve": Tailscale serve (private to tailnet)
|
|
* - "tailscale-funnel": Tailscale funnel (public HTTPS)
|
|
*/
|
|
provider: z
|
|
.enum(["none", "ngrok", "tailscale-serve", "tailscale-funnel"])
|
|
.default("none"),
|
|
/** ngrok auth token (optional, enables longer sessions and more features) */
|
|
ngrokAuthToken: z.string().min(1).optional(),
|
|
/** ngrok custom domain (paid feature, e.g., "myapp.ngrok.io") */
|
|
ngrokDomain: z.string().min(1).optional(),
|
|
/**
|
|
* Allow ngrok free tier compatibility mode.
|
|
* When true, signature verification failures on ngrok-free.app URLs
|
|
* will be logged but allowed through. Less secure, but necessary
|
|
* for ngrok free tier which may modify URLs.
|
|
*/
|
|
allowNgrokFreeTier: z.boolean().default(true),
|
|
})
|
|
.strict()
|
|
.default({ provider: "none", allowNgrokFreeTier: true });
|
|
export type VoiceCallTunnelConfig = z.infer<typeof VoiceCallTunnelConfigSchema>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Outbound Call Configuration
|
|
// -----------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Call mode determines how outbound calls behave:
|
|
* - "notify": Deliver message and auto-hangup after delay (one-way notification)
|
|
* - "conversation": Stay open for back-and-forth until explicit end or timeout
|
|
*/
|
|
export const CallModeSchema = z.enum(["notify", "conversation"]);
|
|
export type CallMode = z.infer<typeof CallModeSchema>;
|
|
|
|
export const OutboundConfigSchema = z
|
|
.object({
|
|
/** Default call mode for outbound calls */
|
|
defaultMode: CallModeSchema.default("notify"),
|
|
/** Seconds to wait after TTS before auto-hangup in notify mode */
|
|
notifyHangupDelaySec: z.number().int().nonnegative().default(3),
|
|
})
|
|
.strict()
|
|
.default({ defaultMode: "notify", notifyHangupDelaySec: 3 });
|
|
export type OutboundConfig = z.infer<typeof OutboundConfigSchema>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Streaming Configuration (OpenAI Realtime STT)
|
|
// -----------------------------------------------------------------------------
|
|
|
|
export const VoiceCallStreamingConfigSchema = z
|
|
.object({
|
|
/** Enable real-time audio streaming (requires WebSocket support) */
|
|
enabled: z.boolean().default(false),
|
|
/** STT provider for real-time transcription */
|
|
sttProvider: z.enum(["openai-realtime"]).default("openai-realtime"),
|
|
/** OpenAI API key for Realtime API (uses OPENAI_API_KEY env if not set) */
|
|
openaiApiKey: z.string().min(1).optional(),
|
|
/** OpenAI transcription model (default: gpt-4o-transcribe) */
|
|
sttModel: z.string().min(1).default("gpt-4o-transcribe"),
|
|
/** VAD silence duration in ms before considering speech ended */
|
|
silenceDurationMs: z.number().int().positive().default(800),
|
|
/** VAD threshold 0-1 (higher = less sensitive) */
|
|
vadThreshold: z.number().min(0).max(1).default(0.5),
|
|
/** WebSocket path for media stream connections */
|
|
streamPath: z.string().min(1).default("/voice/stream"),
|
|
})
|
|
.strict()
|
|
.default({
|
|
enabled: false,
|
|
sttProvider: "openai-realtime",
|
|
sttModel: "gpt-4o-transcribe",
|
|
silenceDurationMs: 800,
|
|
vadThreshold: 0.5,
|
|
streamPath: "/voice/stream",
|
|
});
|
|
export type VoiceCallStreamingConfig = z.infer<
|
|
typeof VoiceCallStreamingConfigSchema
|
|
>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Main Voice Call Configuration
|
|
// -----------------------------------------------------------------------------
|
|
|
|
export const VoiceCallConfigSchema = z
|
|
.object({
|
|
/** Enable voice call functionality */
|
|
enabled: z.boolean().default(false),
|
|
|
|
/** Active provider (telnyx, twilio, plivo, or mock) */
|
|
provider: z.enum(["telnyx", "twilio", "plivo", "mock"]).optional(),
|
|
|
|
/** Telnyx-specific configuration */
|
|
telnyx: TelnyxConfigSchema.optional(),
|
|
|
|
/** Twilio-specific configuration */
|
|
twilio: TwilioConfigSchema.optional(),
|
|
|
|
/** Plivo-specific configuration */
|
|
plivo: PlivoConfigSchema.optional(),
|
|
|
|
/** Phone number to call from (E.164) */
|
|
fromNumber: E164Schema.optional(),
|
|
|
|
/** Default phone number to call (E.164) */
|
|
toNumber: E164Schema.optional(),
|
|
|
|
/** Inbound call policy */
|
|
inboundPolicy: InboundPolicySchema.default("disabled"),
|
|
|
|
/** Allowlist of phone numbers for inbound calls (E.164) */
|
|
allowFrom: z.array(E164Schema).default([]),
|
|
|
|
/** Greeting message for inbound calls */
|
|
inboundGreeting: z.string().optional(),
|
|
|
|
/** Outbound call configuration */
|
|
outbound: OutboundConfigSchema,
|
|
|
|
/** Maximum call duration in seconds */
|
|
maxDurationSeconds: z.number().int().positive().default(300),
|
|
|
|
/** Silence timeout for end-of-speech detection (ms) */
|
|
silenceTimeoutMs: z.number().int().positive().default(800),
|
|
|
|
/** Timeout for user transcript (ms) */
|
|
transcriptTimeoutMs: z.number().int().positive().default(180000),
|
|
|
|
/** Ring timeout for outbound calls (ms) */
|
|
ringTimeoutMs: z.number().int().positive().default(30000),
|
|
|
|
/** Maximum concurrent calls */
|
|
maxConcurrentCalls: z.number().int().positive().default(1),
|
|
|
|
/** Webhook server configuration */
|
|
serve: VoiceCallServeConfigSchema,
|
|
|
|
/** Tailscale exposure configuration (legacy, prefer tunnel config) */
|
|
tailscale: VoiceCallTailscaleConfigSchema,
|
|
|
|
/** Tunnel configuration (unified ngrok/tailscale) */
|
|
tunnel: VoiceCallTunnelConfigSchema,
|
|
|
|
/** Real-time audio streaming configuration */
|
|
streaming: VoiceCallStreamingConfigSchema,
|
|
|
|
/** Public webhook URL override (if set, bypasses tunnel auto-detection) */
|
|
publicUrl: z.string().url().optional(),
|
|
|
|
/** Skip webhook signature verification (development only, NOT for production) */
|
|
skipSignatureVerification: z.boolean().default(false),
|
|
|
|
/** STT configuration */
|
|
stt: SttConfigSchema,
|
|
|
|
/** TTS configuration */
|
|
tts: TtsConfigSchema,
|
|
|
|
/** Store path for call logs */
|
|
store: z.string().optional(),
|
|
|
|
/** Model for generating voice responses (e.g., "anthropic/claude-sonnet-4", "openai/gpt-4o") */
|
|
responseModel: z.string().default("openai/gpt-4o-mini"),
|
|
|
|
/** System prompt for voice responses */
|
|
responseSystemPrompt: z.string().optional(),
|
|
|
|
/** Timeout for response generation in ms (default 30s) */
|
|
responseTimeoutMs: z.number().int().positive().default(30000),
|
|
})
|
|
.strict();
|
|
|
|
export type VoiceCallConfig = z.infer<typeof VoiceCallConfigSchema>;
|
|
|
|
// -----------------------------------------------------------------------------
|
|
// Configuration Helpers
|
|
// -----------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Validate that the configuration has all required fields for the selected provider.
|
|
*/
|
|
export function validateProviderConfig(config: VoiceCallConfig): {
|
|
valid: boolean;
|
|
errors: string[];
|
|
} {
|
|
const errors: string[] = [];
|
|
|
|
if (!config.enabled) {
|
|
return { valid: true, errors: [] };
|
|
}
|
|
|
|
if (!config.provider) {
|
|
errors.push("plugins.entries.voice-call.config.provider is required");
|
|
}
|
|
|
|
if (!config.fromNumber && config.provider !== "mock") {
|
|
errors.push("plugins.entries.voice-call.config.fromNumber is required");
|
|
}
|
|
|
|
if (config.provider === "telnyx") {
|
|
if (!config.telnyx?.apiKey) {
|
|
errors.push(
|
|
"plugins.entries.voice-call.config.telnyx.apiKey is required (or set TELNYX_API_KEY env)",
|
|
);
|
|
}
|
|
if (!config.telnyx?.connectionId) {
|
|
errors.push(
|
|
"plugins.entries.voice-call.config.telnyx.connectionId is required (or set TELNYX_CONNECTION_ID env)",
|
|
);
|
|
}
|
|
}
|
|
|
|
if (config.provider === "twilio") {
|
|
if (!config.twilio?.accountSid) {
|
|
errors.push(
|
|
"plugins.entries.voice-call.config.twilio.accountSid is required (or set TWILIO_ACCOUNT_SID env)",
|
|
);
|
|
}
|
|
if (!config.twilio?.authToken) {
|
|
errors.push(
|
|
"plugins.entries.voice-call.config.twilio.authToken is required (or set TWILIO_AUTH_TOKEN env)",
|
|
);
|
|
}
|
|
}
|
|
|
|
if (config.provider === "plivo") {
|
|
if (!config.plivo?.authId) {
|
|
errors.push(
|
|
"plugins.entries.voice-call.config.plivo.authId is required (or set PLIVO_AUTH_ID env)",
|
|
);
|
|
}
|
|
if (!config.plivo?.authToken) {
|
|
errors.push(
|
|
"plugins.entries.voice-call.config.plivo.authToken is required (or set PLIVO_AUTH_TOKEN env)",
|
|
);
|
|
}
|
|
}
|
|
|
|
return { valid: errors.length === 0, errors };
|
|
}
|