import type { SwapLifecycleEvent, SwapLifecycleObservationKey, WidgetTelemetryHandler, WidgetTelemetryAttributes, WidgetOperation, WidgetOperationOutcome } from '@layerswap/widget-types';
type Attributes = WidgetTelemetryAttributes;
type Flow = {
    id: string;
    started: number;
    attributes: Attributes;
    opened: boolean;
    engaged: boolean;
    submitted: boolean;
    prompted: boolean;
    transferSubmitted: boolean;
    deposited: boolean;
    completed: boolean;
    attempts: number;
    swapId?: string;
    validation?: string;
    amountMode?: SwapLifecycleEvent['amountMode'];
    walletKey?: string;
    observations: Map<SwapLifecycleObservationKey, string>;
};
/** One live widget is enforced by LayerswapProvider. Kept factory-based for isolation tests. */
export declare function createWidgetTelemetry(clock?: () => number, wallClock?: () => number): {
    /** A registration without a handler still owns the slot: it silences the ones below it. */
    register(handler?: WidgetTelemetryHandler): () => void;
    createFlow(attributes: Attributes): Flow;
    mount(current: Flow): () => void;
    update(current: Flow, attributes: Attributes, walletKey?: string): void;
    amountInputMethod(event: SwapLifecycleEvent): SwapLifecycleEvent["amountMode"];
    recordAmountInput(method: NonNullable<SwapLifecycleEvent["amountMode"]>): void;
    interaction(action: string, trigger: string, inForm: boolean, attributes?: Attributes): void;
    validation(code?: string): void;
    lifecycle(event: SwapLifecycleEvent): void;
    beginOperation(operation: WidgetOperation, attributes?: Attributes): (_outcome: WidgetOperationOutcome, _extra?: Attributes) => void;
};
export declare const widgetTelemetry: {
    /** A registration without a handler still owns the slot: it silences the ones below it. */
    register(handler?: WidgetTelemetryHandler): () => void;
    createFlow(attributes: Attributes): Flow;
    mount(current: Flow): () => void;
    update(current: Flow, attributes: Attributes, walletKey?: string): void;
    amountInputMethod(event: SwapLifecycleEvent): SwapLifecycleEvent["amountMode"];
    recordAmountInput(method: NonNullable<SwapLifecycleEvent["amountMode"]>): void;
    interaction(action: string, trigger: string, inForm: boolean, attributes?: Attributes): void;
    validation(code?: string): void;
    lifecycle(event: SwapLifecycleEvent): void;
    beginOperation(operation: WidgetOperation, attributes?: Attributes): (_outcome: WidgetOperationOutcome, _extra?: Attributes) => void;
};
export declare function startApiOperation(method: string, endpoint: string): (_outcome: WidgetOperationOutcome, _extra?: Attributes, _data?: unknown) => void;
/** Activated controls only: native click also covers keyboard and touch activation. */
export declare function captureWidgetInteraction(event: {
    target: EventTarget | null;
    type: string;
    nativeEvent?: {
        isTrusted?: boolean;
    };
}): void;
export {};
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