import { DatastarDatalineElements, DatastarDatalinePatchMode, DatastarDatalineOnlyIfMissing, DatastarDatalineSelector, DatastarDatalineSignals, DatastarDatalineNamespace, DatastarDatalineUseViewTransition, EventTypes, ElementPatchModes, NamespaceTypes } from "./consts.js";
export type Jsonifiable = string | number | boolean | null | undefined | Jsonifiable[] | {
    [key: string]: Jsonifiable;
};
export type ElementPatchMode = typeof ElementPatchModes[number];
export type NamespaceType = typeof NamespaceTypes[number];
export type EventType = typeof EventTypes[number];
export type StreamOptions = Partial<{
    onError: (error: unknown) => Promise<void> | void;
    onAbort: (reason?: string) => Promise<void> | void;
    responseInit: Record<string, unknown>;
    keepalive: boolean;
}>;
export interface DatastarEventOptions {
    eventId?: string;
    retryDuration?: number;
}
export interface ElementOptions extends DatastarEventOptions {
    [DatastarDatalineUseViewTransition]?: boolean;
}
export interface PatchElementsOptions extends ElementOptions {
    [DatastarDatalinePatchMode]?: ElementPatchMode;
    [DatastarDatalineSelector]?: string;
    [DatastarDatalineNamespace]?: NamespaceType;
}
export interface patchElementsEvent {
    event: "datastar-patch-elements";
    options: PatchElementsOptions;
    [DatastarDatalineElements]: string;
}
export interface PatchSignalsOptions extends DatastarEventOptions {
    [DatastarDatalineOnlyIfMissing]?: boolean;
}
export interface patchSignalsEvent {
    event: "datastar-patch-signals";
    options: PatchSignalsOptions;
    [DatastarDatalineSignals]: Record<string, Jsonifiable>;
}
export declare const sseHeaders: {
    readonly "Cache-Control": "no-cache";
    readonly Connection: "keep-alive";
    readonly "Content-Type": "text/event-stream";
};
export type MultilineDatalinePrefix = typeof DatastarDatalineElements | typeof DatastarDatalineSignals;
export type DatastarEventOptionsUnion = PatchElementsOptions | ElementOptions | PatchSignalsOptions | DatastarEventOptions;
export type DatastarEvent = patchElementsEvent | patchSignalsEvent;
export declare const DefaultMapping: {
    readonly mode: "outer";
    readonly namespace: "html";
    readonly useViewTransition: false;
    readonly onlyIfMissing: false;
};
//# sourceMappingURL=types.d.ts.map