import { Analytics } from '../../services/analytics/mixpanel';
import { VideoRTCStatsReport } from '../../services/streaming-manager/stats/report';
import { Auth } from '../auth';
import { Interrupt } from '../entities';
import { ChatProgressCallback } from '../entities/agents/manager';
import { CreateClipStreamRequest, CreateTalkStreamRequest, SendClipStreamPayload, SendTalkStreamPayload } from './api';
import { ICreateStreamRequestResponse, IceCandidate, SendStreamPayloadResponse, Status } from './rtc';

export type CompatibilityMode = 'on' | 'off' | 'auto';
export declare enum StreamingState {
    Start = "START",
    Stop = "STOP"
}
export declare enum ConnectivityState {
    Strong = "STRONG",
    Weak = "WEAK",
    Unknown = "UNKNOWN"
}
export declare enum AgentActivityState {
    Idle = "IDLE",
    Loading = "LOADING",
    Talking = "TALKING",
    ToolActive = "TOOL_ACTIVE"
}
export declare enum StreamEvents {
    ChatAnswer = "chat/answer",
    ChatPartial = "chat/partial",
    ChatAudioTranscribed = "chat/audio-transcribed",
    StreamDone = "stream/done",
    StreamStarted = "stream/started",
    StreamFailed = "stream/error",
    StreamReady = "stream/ready",
    StreamCreated = "stream/created",
    StreamInterrupt = "stream/interrupt",
    StreamVideoCreated = "stream-video/started",
    StreamVideoDone = "stream-video/done",
    StreamVideoError = "stream-video/error",
    StreamVideoRejected = "stream-video/rejected",
    ToolCalling = "tool/calling",
    ToolResult = "tool/result"
}
export declare enum ConnectionState {
    New = "new",
    Fail = "fail",
    Connected = "connected",
    Connecting = "connecting",
    Closed = "closed",
    Completed = "completed",
    Disconnecting = "disconnecting",
    Disconnected = "disconnected"
}
export declare enum StreamType {
    Legacy = "legacy",
    Fluent = "fluent"
}
export interface ManagerCallbacks {
    onMessage?: ChatProgressCallback;
    onConnectionStateChange?: (state: ConnectionState, reason?: string) => void;
    onVideoStateChange?: (state: StreamingState, report?: VideoRTCStatsReport) => void;
    onSrcObjectReady?: (value: MediaStream) => void;
    onError?: (error: Error, errorData: object) => void;
    onConnectivityStateChange?: (state: ConnectivityState) => void;
    onAgentActivityStateChange?: (state: AgentActivityState) => void;
    onVideoIdChange?: (videoId: string | null) => void;
    onStreamCreated?: (stream: {
        stream_id: string;
        session_id: string;
        agent_id: string;
    }) => void;
    onStreamReady?: () => void;
    onInterruptDetected?: (interrupt: Interrupt) => void;
    onToolEvent?: (event: StreamEvents.ToolCalling | StreamEvents.ToolResult, data: ToolCallingPayload | ToolResultPayload) => void;
    onInterruptibleChange?: (interruptible: boolean) => void;
    onFirstAudioDetected?: (metrics: AudioDetectionMetrics) => void;
}
export interface AudioDetectionMetrics {
    latency?: number;
    networkLatency?: number;
}
export type ManagerCallbackKeys = keyof ManagerCallbacks;
export interface StreamEndUserData {
    plan?: string;
}
export interface TalkStreamOptions extends CreateTalkStreamRequest {
    fluent?: boolean;
    end_user_data?: StreamEndUserData;
}
export interface ClipStreamOptions extends CreateClipStreamRequest {
    fluent?: boolean;
    end_user_data?: StreamEndUserData;
}
export type CreateStreamOptions = TalkStreamOptions | ClipStreamOptions;
export type PayloadType<T> = T extends TalkStreamOptions ? SendTalkStreamPayload : T extends ClipStreamOptions ? SendClipStreamPayload : never;
export interface RtcApi {
    createStream(options: CreateStreamOptions, signal?: AbortSignal): Promise<ICreateStreamRequestResponse>;
    startConnection(streamId: string, answer: RTCSessionDescriptionInit, sessionId?: string, signal?: AbortSignal): Promise<Status>;
    addIceCandidate(streamId: string, candidate: IceCandidate, sessionId: string, signal?: AbortSignal): Promise<Status>;
    sendStreamRequest(streamId: string, sessionId: string, payload: SendClipStreamPayload | SendTalkStreamPayload): Promise<SendStreamPayloadResponse>;
    close(streamId: string, sessionId: string): Promise<Status>;
}
export interface StreamingManagerOptions {
    callbacks: ManagerCallbacks;
    baseURL?: string;
    debug?: boolean;
    auth: Auth;
    analytics: Analytics;
    /**
     * Optional MediaStream to use for microphone input.
     * If provided, the audio track from this stream will be published to the data channel.
     * Supported by LiveKit streaming managers.
     */
    microphoneStream?: MediaStream;
}
export interface SlimRTCStatsReport {
    index: number;
    codec: string;
    rtt: number;
    duration?: number;
    bitrate?: number;
    timestamp: any;
    bytesReceived: any;
    packetsReceived: any;
    packetsLost: any;
    framesDropped: any;
    framesDecoded: any;
    jitter: any;
    jitterBufferDelay: number;
    jitterBufferEmittedCount: number;
    avgJitterDelayInInterval: number;
    frameWidth: any;
    frameHeight: any;
    framesPerSecond: any;
    freezeCount: number;
    freezeDuration: number;
}
export interface AnalyticsRTCStatsReport {
    timestamp?: number;
    duration: number;
    bytesReceived: number;
    bitrate: number;
    packetsReceived: number;
    packetsLost: number;
    framesDropped: number;
    framesDecoded: number;
    jitter: number;
    jitterBufferDelay: number;
    jitterBufferEmittedCount: number;
    avgJitterDelayInInterval: number;
    framesPerSecond: number;
    freezeCount: number;
    freezeDuration: number;
    lowFpsCount?: number;
    causes?: string[];
}
export interface StreamInterruptPayload {
    type: StreamEvents.StreamInterrupt;
    videoId: string;
    timestamp: number;
}
export type ClientToolHandler = (args: Record<string, unknown>) => Promise<string>;
export interface ToolCallingPayload {
    execution_id: string;
    tool_name: string;
    arguments: Record<string, unknown>;
    created_at: string;
}
export interface ToolResultPayload {
    execution_id: string;
    tool_name: string;
    duration_ms: number;
    result?: unknown;
    error_message?: string | null;
    created_at: string;
}