import { Readable } from 'node:stream';
import type { FastifyInstance, FastifyReply } from 'fastify';
import type { RuntimeConfig } from '@fastify/vite';
import type { App } from 'vue';
import type { Router } from 'vue-router';
import type { SSRHeadPayload } from '@unhead/vue/server';
import type { VueHeadClient, UseHeadInput } from '@unhead/vue';
import { type HtmlTemplates } from './templating.ts';
import type RouteContext from './context.ts';
import type { CreateFactory, KeyedRoute } from './types/route.ts';
type TemplatesPair = HtmlTemplates['universal'];
interface RoutesList extends Array<KeyedRoute> {
    toJSON(): unknown;
}
interface RouteContextWithRuntime extends RouteContext {
    router: Router;
    app: App;
    useHead?: VueHeadClient<UseHeadInput, SSRHeadPayload>;
    hydration?: string;
}
export declare function createRenderFunction({ routes, create: _create, }: {
    routes: RoutesList;
    create: CreateFactory;
}): Promise<(this: {
    request: {
        route: RouteContextWithRuntime;
        url: string;
    };
}) => Promise<{
    routes: RoutesList;
    context: RouteContextWithRuntime;
    body: Readable;
}> | Promise<{
    routes: RoutesList;
    context: RouteContextWithRuntime;
    body: string | undefined;
}>>;
export declare function createHtmlFunction(source: string, _scope: FastifyInstance, config: RuntimeConfig): Promise<(this: Omit<FastifyReply, "render"> & {
    render: () => Promise<{
        routes: RoutesList;
        context: RouteContextWithRuntime;
        body: string | Readable | undefined;
    }>;
}) => Promise<string | Readable>>;
export declare function sendClientOnlyShell(templates: TemplatesPair, context: RouteContextWithRuntime): string;
export declare function sendShell(templates: TemplatesPair, context: RouteContextWithRuntime, body: string): string;
export declare function streamShell(templates: TemplatesPair, context: RouteContextWithRuntime, body: Readable): Readable;
export {};
//# sourceMappingURL=rendering.d.ts.map