helix-engage-server/src/exotel/exotel.types.ts

// Exotel webhook payload (from their API docs)
export type ExotelWebhookPayload = {
    event_details: {
        event_type: 'answered' | 'terminal';
    };
    call_details: {
        call_sid: string;
        direction: 'inbound' | 'outbound';
        call_status?: string;
        total_talk_time?: number;
        assigned_agent_details?: {
            name: string;
            number: string;
        };
        customer_details?: {
            number: string;
            name?: string;
        };
        recordings?: { url: string }[];
    };
};

// Internal call event (normalized)
export type CallEvent = {
    exotelCallSid: string;
    eventType: 'ringing' | 'answered' | 'ended';
    direction: 'inbound' | 'outbound';
    callerPhone: string;
    agentName: string;
    agentPhone: string;
    duration?: number;
    recordingUrl?: string;
    callStatus?: string;
    timestamp: string;
};