import type { NextConfig } from "next";
/**
 * Default private route namespace for legacy manually configured Vercel
 * services. {@link WithEveOptions.servicePrefix} defaults to this value.
 */
export declare const EVE_NEXT_SERVICE_PREFIX = "/_eve_internal/eve";
type ArrayElement<T> = T extends readonly (infer TElement)[] ? TElement : never;
type NextRewrites = Awaited<ReturnType<NonNullable<NextConfig["rewrites"]>>>;
/**
 * Next.js rewrite rule that {@link withEve} emits.
 */
export type EveNextRewriteRule = ArrayElement<NextRewrites>;
/**
 * Resolved return type of a Next.js `rewrites` function: an array of rules, or
 * the sectioned `{ beforeFiles, afterFiles, fallback }` object.
 */
export type EveNextRewrites = NextRewrites;
/**
 * Sectioned Next.js rewrite rules.
 */
export type EveNextRewriteSections = Extract<NextRewrites, {
    readonly afterFiles?: EveNextRewriteRule[];
    readonly beforeFiles?: EveNextRewriteRule[];
    readonly fallback?: EveNextRewriteRule[];
}>;
/**
 * Alias of Next.js's `NextConfig`, the config object form {@link withEve}
 * accepts (the other being {@link EveNextConfigFunction}).
 */
export type EveNextConfig = NextConfig;
/**
 * Structural shape of a Next.js config function: receives the build `phase` and
 * a `context` containing `defaultConfig`, and returns a config (or a promise of
 * one). This is the form {@link withEve} returns.
 */
export type EveNextConfigFunction<TConfig extends EveNextConfig = EveNextConfig> = (phase: string, context: {
    readonly defaultConfig: TConfig;
}) => TConfig | Promise<TConfig>;
/**
 * Next.js config input that {@link withEve} accepts.
 */
export type EveNextConfigInput<TConfig extends EveNextConfig = EveNextConfig> = EveNextConfigFunction<TConfig> | TConfig;
/**
 * Configuration for one named eve agent mounted by {@link withEve}.
 */
export interface WithEveAgentOptions {
    /**
     * Path to the eve application root, relative to `process.cwd()` unless
     * absolute.
     */
    readonly root: string;
    /**
     * Build command for this generated eve Vercel service. Defaults to
     * {@link WithEveOptions.eveBuildCommand}, then a generated command that runs
     * the installed eve binary from this agent root.
     */
    readonly buildCommand?: string;
    /**
     * Private route namespace for this agent's legacy manually configured Vercel
     * service and non-Vercel production proxying.
     */
    readonly servicePrefix?: string;
}
/**
 * Map of agent names to roots or per-agent configuration.
 */
export type WithEveAgentsConfig = Record<string, string | WithEveAgentOptions>;
/**
 * Options for {@link withEve}.
 */
export interface WithEveOptions {
    /**
     * Maximum time in milliseconds to wait for the eve development server to
     * start, including waiting for another Next.js process to start it. Defaults
     * to 180000 (three minutes).
     */
    readonly devServerTimeoutMs?: number;
    /**
     * Path to the eve application root, relative to `process.cwd()` unless
     * absolute. Defaults to the Next.js app root.
     */
    readonly eveRoot?: string;
    /**
     * Named eve agents to mount under `/eve/agents/<name>/eve/v1/*`.
     *
     * Use this when one Next.js app needs to talk to multiple eve agents. When
     * set, do not also set {@link eveRoot}; the single-agent form remains the
     * shorthand for one unnamed agent mounted at `/eve/v1/*`.
     */
    readonly agents?: WithEveAgentsConfig;
    /**
     * Build command for the generated eve Vercel service. In multi-agent mode
     * this is the default for agents without their own `buildCommand`.
     *
     * When omitted, withEve generates a command that runs the installed eve
     * binary from the agent root.
     */
    readonly eveBuildCommand?: string;
    /**
     * Private route namespace for legacy manually configured Vercel services and
     * non-Vercel production proxying. Defaults to {@link EVE_NEXT_SERVICE_PREFIX}
     * (`/_eve_internal/eve`). `withEve` normalizes the prefix (adds a leading
     * slash, strips trailing slashes) and rejects a prefix that resolves to the
     * root route.
     */
    readonly servicePrefix?: string;
}
/**
 * Wraps a Next.js config so same-origin eve endpoints proxy to a separate eve
 * service.
 *
 * In development, starts `eve dev --no-ui --port 0` for the eve app and
 * rewrites eve protocol endpoints to that local URL. In Vercel production,
 * writes Build Output service routes so Vercel sends eve protocol endpoints to
 * the eve service directly.
 * Outside Vercel production, serves an existing `.output/server/index.mjs` build
 * on a stable local port when present; otherwise set `EVE_NEXT_PRODUCTION_ORIGIN`
 * to the origin serving the eve service namespace.
 */
export declare function withEve<TConfig extends EveNextConfig>(configOrFunction: EveNextConfigInput<TConfig>, options?: WithEveOptions): EveNextConfigFunction<TConfig>;
export {};