import type { IncomingMessage, ServerResponse } from 'http';
import type { UrlObject } from 'url';
import type { Duplex } from 'stream';
import type { webpack } from 'next/dist/compiled/webpack/webpack';
import type getBaseWebpackConfig from '../../build/webpack-config';
import type { RouteDefinition } from '../route-definitions/route-definition';
import type { Project, Update as TurbopackUpdate } from '../../build/swc/types';
import type { VersionInfo } from './parse-version-info';
import type { DebugInfo } from '../../next-devtools/shared/types';
import type { DevIndicatorServerState } from './dev-indicator-server-state';
import type { CacheIndicatorState, ServerCacheStatus } from '../../next-devtools/dev-overlay/cache-indicator';
import type { DevToolsConfig } from '../../next-devtools/dev-overlay/shared';
import type { ReactDebugChannelForBrowser } from './debug-channel';
export declare const enum HMR_MESSAGE_SENT_TO_BROWSER {
    ADDED_PAGE = "addedPage",
    REMOVED_PAGE = "removedPage",
    RELOAD_PAGE = "reloadPage",
    SERVER_COMPONENT_CHANGES = "serverComponentChanges",
    MIDDLEWARE_CHANGES = "middlewareChanges",
    CLIENT_CHANGES = "clientChanges",
    SERVER_ONLY_CHANGES = "serverOnlyChanges",
    SYNC = "sync",
    BUILT = "built",
    BUILDING = "building",
    DEV_PAGES_MANIFEST_UPDATE = "devPagesManifestUpdate",
    TURBOPACK_MESSAGE = "turbopack-message",
    SERVER_ERROR = "serverError",
    TURBOPACK_CONNECTED = "turbopack-connected",
    ISR_MANIFEST = "isrManifest",
    CACHE_INDICATOR = "cacheIndicator",
    DEV_INDICATOR = "devIndicator",
    DEVTOOLS_CONFIG = "devtoolsConfig",
    REQUEST_CURRENT_ERROR_STATE = "requestCurrentErrorState",
    REQUEST_PAGE_METADATA = "requestPageMetadata",
    REACT_DEBUG_CHUNK = 0
}
export declare const enum HMR_MESSAGE_SENT_TO_SERVER {
    MCP_ERROR_STATE_RESPONSE = "mcp-error-state-response",
    MCP_PAGE_METADATA_RESPONSE = "mcp-page-metadata-response",
    PING = "ping"
}
export interface ServerErrorMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.SERVER_ERROR;
    errorJSON: string;
}
export interface TurbopackMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.TURBOPACK_MESSAGE;
    data: TurbopackUpdate | TurbopackUpdate[];
}
export interface BuildingMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.BUILDING;
}
export interface CompilationError {
    moduleName?: string;
    message: string;
    details?: string;
    moduleTrace?: Array<{
        moduleName?: string;
    }>;
    stack?: string;
}
export interface SyncMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.SYNC;
    hash: string;
    errors: ReadonlyArray<CompilationError>;
    warnings: ReadonlyArray<CompilationError>;
    versionInfo: VersionInfo;
    updatedModules?: ReadonlyArray<string>;
    debug?: DebugInfo;
    devIndicator: DevIndicatorServerState;
    devToolsConfig?: DevToolsConfig;
}
export interface BuiltMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.BUILT;
    hash: string;
    errors: ReadonlyArray<CompilationError>;
    warnings: ReadonlyArray<CompilationError>;
    updatedModules?: ReadonlyArray<string>;
}
export interface AddedPageMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.ADDED_PAGE;
    data: [page: string | null];
}
export interface RemovedPageMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.REMOVED_PAGE;
    data: [page: string | null];
}
export interface ReloadPageMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.RELOAD_PAGE;
    data: string;
}
export interface ServerComponentChangesMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.SERVER_COMPONENT_CHANGES;
    hash: string;
}
export interface MiddlewareChangesMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.MIDDLEWARE_CHANGES;
}
export interface ClientChangesMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.CLIENT_CHANGES;
}
export interface ServerOnlyChangesMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.SERVER_ONLY_CHANGES;
    pages: ReadonlyArray<string>;
}
export interface DevPagesManifestUpdateMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.DEV_PAGES_MANIFEST_UPDATE;
    data: [
        {
            devPagesManifest: true;
        }
    ];
}
export interface TurbopackConnectedMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.TURBOPACK_CONNECTED;
    data: {
        sessionId: number;
    };
}
export interface AppIsrManifestMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.ISR_MANIFEST;
    data: Record<string, boolean>;
}
export interface DevToolsConfigMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.DEVTOOLS_CONFIG;
    data: DevToolsConfig;
}
export interface ReactDebugChunkMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.REACT_DEBUG_CHUNK;
    requestId: string;
    /**
     * A null chunk signals to the browser that no more chunks will be sent.
     */
    chunk: Uint8Array | null;
}
export interface RequestCurrentErrorStateMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.REQUEST_CURRENT_ERROR_STATE;
    requestId: string;
}
export interface RequestPageMetadataMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.REQUEST_PAGE_METADATA;
    requestId: string;
}
export interface CacheIndicatorMessage {
    type: HMR_MESSAGE_SENT_TO_BROWSER.CACHE_INDICATOR;
    state: CacheIndicatorState;
}
export type HmrMessageSentToBrowser = TurbopackMessage | TurbopackConnectedMessage | BuildingMessage | SyncMessage | BuiltMessage | AddedPageMessage | RemovedPageMessage | ReloadPageMessage | ServerComponentChangesMessage | ClientChangesMessage | MiddlewareChangesMessage | ServerOnlyChangesMessage | DevPagesManifestUpdateMessage | ServerErrorMessage | AppIsrManifestMessage | DevToolsConfigMessage | ReactDebugChunkMessage | RequestCurrentErrorStateMessage | RequestPageMetadataMessage | CacheIndicatorMessage;
export type BinaryHmrMessageSentToBrowser = Extract<HmrMessageSentToBrowser, {
    type: number;
}>;
export type TurbopackMessageSentToBrowser = {
    type: HMR_MESSAGE_SENT_TO_BROWSER.TURBOPACK_MESSAGE;
    data: any;
} | {
    type: HMR_MESSAGE_SENT_TO_BROWSER.TURBOPACK_CONNECTED;
    data: {
        sessionId: number;
    };
};
export interface NextJsHotReloaderInterface {
    turbopackProject?: Project;
    activeWebpackConfigs?: Array<Awaited<ReturnType<typeof getBaseWebpackConfig>>>;
    serverStats: webpack.Stats | null;
    edgeServerStats: webpack.Stats | null;
    run(req: IncomingMessage, res: ServerResponse, parsedUrl: UrlObject): Promise<{
        finished?: true;
    }>;
    setHmrServerError(error: Error | null): void;
    clearHmrServerError(): void;
    start(): Promise<void>;
    send(action: HmrMessageSentToBrowser): void;
    /**
     * Send the given action only to legacy clients, i.e. Pages Router clients,
     * and App Router clients that don't have Cache Components enabled.
     */
    sendToLegacyClients(action: HmrMessageSentToBrowser): void;
    setCacheStatus(status: ServerCacheStatus, htmlRequestId: string): void;
    setReactDebugChannel(debugChannel: ReactDebugChannelForBrowser, htmlRequestId: string, requestId: string): void;
    getCompilationErrors(page: string): Promise<any[]>;
    onHMR(req: IncomingMessage, _socket: Duplex, head: Buffer, onUpgrade: (client: {
        send(data: string): void;
    }, context: {
        isLegacyClient: boolean;
    }) => void): void;
    invalidate({ reloadAfterInvalidation, }: {
        reloadAfterInvalidation: boolean;
    }): Promise<void> | void;
    buildFallbackError(): Promise<void>;
    ensurePage({ page, clientOnly, appPaths, definition, isApp, url, }: {
        page: string;
        clientOnly: boolean;
        appPaths?: ReadonlyArray<string> | null;
        isApp?: boolean;
        definition: RouteDefinition | undefined;
        url?: string;
    }): Promise<void>;
    close(): void;
}