/**
 * Audio session category for iOS
 */
export type AudioSessionCategory = 'ambient' | 'soloAmbient' | 'playback' | 'record' | 'playAndRecord' | 'multiRoute';
/**
 * Audio session mode for iOS
 */
export type AudioSessionMode = 'default' | 'voiceChat' | 'gameChat' | 'videoRecording' | 'measurement' | 'moviePlayback' | 'videoChat' | 'spokenAudio';
/**
 * Audio session options for iOS
 */
export type AudioSessionOptions = {
    /** Mix with other audio apps */
    mixWithOthers?: boolean;
    /** Duck other audio when this app plays */
    duckOthers?: boolean;
    /** Allow Bluetooth audio */
    allowBluetooth?: boolean;
    /** Allow Bluetooth A2DP */
    allowBluetoothA2DP?: boolean;
    /** Default to speaker instead of receiver */
    defaultToSpeaker?: boolean;
    /** Allow AirPlay audio */
    allowAirPlay?: boolean;
};
/**
 *
 * Audio session configuration
 */
export type AudioSessionConfig = {
    /** Audio session category */
    category: AudioSessionCategory;
    /** Audio session mode */
    mode?: AudioSessionMode;
    /** Audio session options */
    options?: AudioSessionOptions;
};
/**
 * Module event listeners interface
 */
export type ExpoAudioStudioModuleEvents = {
    onPlayerStatusChange: (_params: PlayerStatusChangeEvent) => void;
    onRecorderAmplitude: (_params: AudioMeteringEvent) => void;
    onRecorderStatusChange: (_params: AudioRecordingStateChangeEvent) => void;
    onVoiceActivityDetected: (_params: VoiceActivityEvent) => void;
    /**
     *  returns audio chunk Base64 string
     */
    onAudioChunk: (_params: AudioChunkEvent) => void;
};
/**
 * Audio metering event containing amplitude information
 */
export type AudioMeteringEvent = {
    /** Audio amplitude in decibels (dB) */
    amplitude: number;
};
/**
 * Player status change event
 */
export type PlayerStatusChangeEvent = {
    /** Whether audio is currently playing */
    isPlaying: boolean;
    /** Whether playback just finished naturally */
    didJustFinish: boolean;
};
/**
 * Recording state change event
 */
export type AudioRecordingStateChangeEvent = {
    /** Current recording status */
    status: RecordingStatus;
};
/**
 * Recording status enumeration
 */
export type RecordingStatus = 'recording' | 'stopped' | 'paused' | 'resumed' | 'failed' | 'error' | 'interrupted';
/**
 * Enhanced voice activity detection event with comprehensive data
 */
export type VoiceActivityEvent = {
    /** Whether voice/speech is currently detected */
    isVoiceDetected: boolean;
    /** Confidence level (0.0-1.0) */
    confidence: number;
    /** Timestamp of detection */
    timestamp: number;
    /** Whether this represents a state change */
    isStateChange: boolean;
    /** Previous detection state (for state changes) */
    previousState?: boolean;
    /** Event type for better handling */
    eventType: 'speech_start' | 'speech_continue' | 'silence_start' | 'silence_continue';
};
/**
 * Audio chunk event containing Base64 string
 */
export type AudioChunkEvent = {
    /** Base64 encoded audio chunk */
    base64: string;
};
/**
 * Permission status enumeration
 */
export type PermissionStatus = 'granted' | 'denied' | 'undetermined' | 'restricted';
/**
 * Permission response object
 */
export type PermissionResponse = {
    /** Current permission status */
    status: PermissionStatus;
    /** Whether permission can be requested again */
    canAskAgain: boolean;
    /** Whether permission is currently granted */
    granted: boolean;
};
/**
 * Detailed player status information
 */
export type PlayerStatusResult = {
    /** Whether audio is currently playing */
    isPlaying: boolean;
    /** Current playback position in seconds */
    currentTime: number;
    /** Total duration in seconds */
    duration: number;
    /** Current playback speed multiplier */
    speed: number;
};
/**
 * Playback speed range (0.5x to 2.0x)
 */
export type PlaybackSpeed = number;
/**
 * Recording state information
 */
export type RecordingState = {
    /** Whether currently recording */
    isRecording: boolean;
    /** Whether recording is paused */
    isPaused: boolean;
    /** Current recording status */
    status: RecordingStatus;
    /** Current amplitude level in dB */
    amplitude: number;
    /** Recording duration in seconds */
    duration: number;
};
/**
 * Audio amplitude analysis result
 */
export type AudioAmplitudeResult = {
    /** Whether the analysis was successful */
    success: boolean;
    /** Array of amplitude values in decibels (dB) for each bar */
    amplitudes: number[];
    /** Audio duration in seconds */
    duration: number;
    /** Audio sample rate in Hz */
    sampleRate: number;
    /** Number of amplitude bars generated */
    barsCount: number;
    /** Error message if analysis failed */
    error?: string;
};
/**
 * Duration result in seconds
 */
export type DurationResult = number;
/**
 * Audio handler error types
 */
export type AudioHandlerError = 'NoPlayerException' | 'NoRecorderException' | 'PlaybackFailedException' | 'RecordingFailedException' | 'PermissionDeniedException' | 'FileNotFoundException' | 'InvalidParameterException' | 'AudioSessionException' | 'UnsupportedOperationException';
/**
 * Error response object
 */
export type ErrorResponse = {
    /** Error type */
    type: AudioHandlerError;
    /** Human-readable error message */
    message: string;
    /** Additional error details */
    details?: any;
};
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