@types/hapi/index.d.ts

/* + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 +                      WARNING: BACKWARDS INCOMPATIBLE                      +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + */

/// <reference types='node' />

import * as Boom from "boom";
import * as http from "http";
import * as https from "https";
import * as Shot from "shot";
import * as stream from "stream";
import * as url from "url";
import * as zlib from "zlib";

import { SealOptions, SealOptionsSub } from "iron";
import { Schema, SchemaMap, ValidationOptions } from "joi";
import { MimosOptions } from "mimos";
import Podium = require("podium");
import {
    ClientApi,
    ClientOptions,
    EnginePrototype,
    EnginePrototypeOrObject,
    Policy,
    PolicyOptions,
    PolicyOptionVariants,
} from "catbox";

/* + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 +                      Plugin                                               +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + */

/**
 * one of
 * a single plugin name string.
 * an array of plugin name strings.
 * an object where each key is a plugin name and each matching value is a
 * {@link https://www.npmjs.com/package/semver version range string} which must match the registered
 *  plugin version.
 */
export type Dependencies = string | string[] | {
    [key: string]: string;
};

/**
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-serverregistrations)
 */

/* eslint-disable-next-line @typescript-eslint/no-empty-interface */
export interface PluginsListRegistered {
}

/**
 * An object of the currently registered plugins where each key is a registered plugin name and the value is an
 * object containing:
 * * version - the plugin version.
 * * name - the plugin name.
 * * options - (optional) options passed to the plugin during registration.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-serverregistrations)
 */
export interface PluginRegistered {
    /**
     * the plugin version.
     */
    version: string;

    /**
     * the plugin name.
     */
    name: string;

    /**
     * options used to register the plugin.
     */
    options: object;
}

/* eslint-disable-next-line @typescript-eslint/no-empty-interface */
export interface PluginsStates {
}

/* eslint-disable-next-line @typescript-eslint/no-empty-interface */
export interface PluginSpecificConfiguration {
}

export interface PluginNameVersion {
    /**
     * (required) the plugin name string. The name is used as a unique key. Published plugins (e.g. published in the npm
     * registry) should use the same name as the name field in their 'package.json' file. Names must be
     * unique within each application.
     */
    name: string;

    /**
     * optional plugin version. The version is only used informatively to enable other plugins to find out the versions loaded. The version should be the same as the one specified in the plugin's
     * 'package.json' file.
     */
    version?: string | undefined;
}

export interface PluginPackage {
    /**
     * Alternatively, the name and version can be included via the pkg property containing the 'package.json' file for the module which already has the name and version included
     */
    pkg: any;
}

/**
 * Plugins provide a way to organize application code by splitting the server logic into smaller components. Each
 * plugin can manipulate the server through the standard server interface, but with the added ability to sandbox
 * certain properties. For example, setting a file path in one plugin doesn't affect the file path set
 * in another plugin.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#plugins)
 *
 * The type T is the type of the plugin options.
 */
export interface PluginBase<T> {
    /**
     * (required) the registration function with the signature async function(server, options) where:
     * * server - the server object with a plugin-specific server.realm.
     * * options - any options passed to the plugin during registration via server.register().
     */
    register: (server: Server, options: T) => void | Promise<void>;

    /** (optional) if true, allows the plugin to be registered multiple times with the same server. Defaults to false. */
    multiple?: boolean | undefined;

    /** (optional) a string or an array of strings indicating a plugin dependency. Same as setting dependencies via server.dependency(). */
    dependencies?: Dependencies | undefined;

    /**
     * Allows defining semver requirements for node and hapi.
     * @default Allows all.
     */
    requirements?: {
        node?: string | undefined;
        hapi?: string | undefined;
    } | undefined;

    /** once - (optional) if true, will only register the plugin once per server. If set, overrides the once option passed to server.register(). Defaults to no override. */
    once?: boolean | undefined;
}

export type Plugin<T> = PluginBase<T> & (PluginNameVersion | PluginPackage);

/* + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 +                      Request                                              +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + */

/**
 * User extensible types user credentials.
 */
// eslint-disable-next-line @typescript-eslint/no-empty-interface
export interface UserCredentials {
}

/**
 * User extensible types app credentials.
 */
// eslint-disable-next-line @typescript-eslint/no-empty-interface
export interface AppCredentials {
}

/**
 * User-extensible type for request.auth credentials.
 */
export interface AuthCredentials {
    /**
     * The application scopes to be granted.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthaccessscope)
     */
    scope?: string[] | undefined;
    /**
     * If set, will only work with routes that set `access.entity` to `user`.
     */
    user?: UserCredentials | undefined;

    /**
     * If set, will only work with routes that set `access.entity` to `app`.
     */
    app?: AppCredentials | undefined;
}

/**
 * Authentication information:
 * * artifacts - an artifact object received from the authentication strategy and used in authentication-related actions.
 * * credentials - the credential object received during the authentication process. The presence of an object does not mean successful authentication.
 * * error - the authentication error is failed and mode set to 'try'.
 * * isAuthenticated - true if the request has been successfully authenticated, otherwise false.
 * * isAuthorized - true is the request has been successfully authorized against the route authentication access configuration. If the route has not access rules defined or if the request failed
 * authorization, set to false.
 * * mode - the route authentication mode.
 * * strategy - the name of the strategy used.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestauth)
 */
export interface RequestAuth {
    /** an artifact object received from the authentication strategy and used in authentication-related actions. */
    artifacts: object;
    /** the credential object received during the authentication process. The presence of an object does not mean successful authentication. */
    credentials: AuthCredentials;
    /** the authentication error is failed and mode set to 'try'. */
    error: Error;
    /** true if the request has been successfully authenticated, otherwise false. */
    isAuthenticated: boolean;
    /**
     * true is the request has been successfully authorized against the route authentication access configuration. If the route has not access rules defined or if the request failed authorization,
     * set to false.
     */
    isAuthorized: boolean;
    /** the route authentication mode. */
    mode: string;
    /** the name of the strategy used. */
    strategy: string;
}

/**
 * 'peek' - emitted for each chunk of payload data read from the client connection. The event method signature is function(chunk, encoding).
 * 'finish' - emitted when the request payload finished reading. The event method signature is function ().
 * 'disconnect' - emitted when a request errors or aborts unexpectedly.
 * For context [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestevents)
 */
export type RequestEventType = "peek" | "finish" | "disconnect";

/**
 * Access: read only and the public podium interface.
 * The request.events supports the following events:
 * * 'peek' - emitted for each chunk of payload data read from the client connection. The event method signature is function(chunk, encoding).
 * * 'finish' - emitted when the request payload finished reading. The event method signature is function ().
 * * 'disconnect' - emitted when a request errors or aborts unexpectedly.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestevents)
 */
export interface RequestEvents extends Podium {
    /**
     * Access: read only and the public podium interface.
     * The request.events supports the following events:
     * * 'peek' - emitted for each chunk of payload data read from the client connection. The event method signature is function(chunk, encoding).
     * * 'finish' - emitted when the request payload finished reading. The event method signature is function ().
     * * 'disconnect' - emitted when a request errors or aborts unexpectedly.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestevents)
     */
    on(criteria: "peek", listener: PeekListener): void;

    on(criteria: "finish" | "disconnect", listener: (data: undefined) => void): void;

    /**
     * Access: read only and the public podium interface.
     * The request.events supports the following events:
     * * 'peek' - emitted for each chunk of payload data read from the client connection. The event method signature is function(chunk, encoding).
     * * 'finish' - emitted when the request payload finished reading. The event method signature is function ().
     * * 'disconnect' - emitted when a request errors or aborts unexpectedly.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestevents)
     */
    once(criteria: "peek", listener: PeekListener): void;

    once(criteria: "finish" | "disconnect", listener: (data: undefined) => void): void;
}

/**
 * Request information:
 * * acceptEncoding - the request preferred encoding.
 * * cors - if CORS is enabled for the route, contains the following:
 * * isOriginMatch - true if the request 'Origin' header matches the configured CORS restrictions. Set to false if no 'Origin' header is found or if it does not match. Note that this is only
 * available after the 'onRequest' extension point as CORS is configured per-route and no routing decisions are made at that point in the request lifecycle.
 * * host - content of the HTTP 'Host' header (e.g. 'example.com:8080').
 * * hostname - the hostname part of the 'Host' header (e.g. 'example.com').
 * * id - a unique request identifier (using the format '{now}:{connection.info.id}:{5 digits counter}').
 * * received - request reception timestamp.
 * * referrer - content of the HTTP 'Referrer' (or 'Referer') header.
 * * remoteAddress - remote client IP address.
 * * remotePort - remote client port.
 * * responded - request response timestamp (0 is not responded yet).
 * Note that the request.info object is not meant to be modified.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestinfo)
 */
export interface RequestInfo {
    /** the request preferred encoding. */
    acceptEncoding: string;
    /** if CORS is enabled for the route, contains the following: */
    cors: {
        /**
         * true if the request 'Origin' header matches the configured CORS restrictions. Set to false if no 'Origin' header is found or if it does not match. Note that this is only available after
         * the 'onRequest' extension point as CORS is configured per-route and no routing decisions are made at that point in the request lifecycle.
         */
        isOriginMatch?: boolean | undefined;
    };
    /** content of the HTTP 'Host' header (e.g. 'example.com:8080'). */
    host: string;
    /** the hostname part of the 'Host' header (e.g. 'example.com'). */
    hostname: string;
    /** a unique request identifier (using the format '{now}:{connection.info.id}:{5 digits counter}') */
    id: string;
    /** request reception timestamp. */
    received: number;
    /** content of the HTTP 'Referrer' (or 'Referer') header. */
    referrer: string;
    /** remote client IP address. */
    remoteAddress: string;
    /** remote client port. */
    remotePort: string;
    /** request response timestamp (0 is not responded yet). */
    responded: number;
    /** request processing completion timestamp (0 is still processing). */
    completed: number;
}

/**
 * The request route information object, where:
 * * method - the route HTTP method.
 * * path - the route path.
 * * vhost - the route vhost option if configured.
 * * realm - the active realm associated with the route.
 * * settings - the route options object with all defaults applied.
 * * fingerprint - the route internal normalized string representing the normalized path.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestroute)
 */
export interface RequestRoute {
    /** the route HTTP method. */
    method: Util.HTTP_METHODS_PARTIAL;

    /** the route path. */
    path: string;

    /** the route vhost option if configured. */
    vhost?: string | string[] | undefined;

    /** the active realm associated with the route. */
    realm: ServerRealm;

    /** the route options object with all defaults applied. */
    settings: RouteOptions;

    /** the route internal normalized string representing the normalized path. */
    fingerprint: string;

    auth: {
        /**
         * Validates a request against the route's authentication access configuration, where:
         * @param request - the request object.
         * @return Return value: true if the request would have passed the route's access requirements.
         * Note that the route's authentication mode and strategies are ignored. The only match is made between the request.auth.credentials scope and entity information and the route access
         *     configuration. If the route uses dynamic scopes, the scopes are constructed against the request.query, request.params, request.payload, and request.auth.credentials which may or may
         *     not match between the route and the request's route. If this method is called using a request that has not been authenticated (yet or not at all), it will return false if the route
         *     requires any authentication.
         * [See docs](https://hapijs.com/api/17.0.1#-requestrouteauthaccessrequest)
         */
        access(request: Request): boolean;
    };
}

/**
 * An object containing the values of params, query, and payload before any validation modifications made. Only set when input validation is performed.
 * For context [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestorig)
 */
export interface RequestOrig {
    params: object;
    query: object;
    payload: object;
}

export interface RequestLog {
    request: string;
    timestamp: number;
    tags: string[];
    data: string | object;
    channel: string;
}

export interface RequestQuery {
    [key: string]: string | string[];
}

/**
 * The request object is created internally for each incoming request. It is not the same object received from the node
 * HTTP server callback (which is available via [request.raw.req](https://github.com/hapijs/hapi/blob/master/API.md#request.raw)). The request properties change throughout
 * the request [lifecycle](https://github.com/hapijs/hapi/blob/master/API.md#request-lifecycle).
 */
export interface Request extends Podium {
    /**
     * Application-specific state. Provides a safe place to store application data without potential conflicts with the framework. Should not be used by plugins which should use plugins[name].
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestapp)
     */
    app: ApplicationState;

    /**
     * Authentication information:
     * * artifacts - an artifact object received from the authentication strategy and used in authentication-related actions.
     * * credentials - the credential object received during the authentication process. The presence of an object does not mean successful authentication.
     * * error - the authentication error is failed and mode set to 'try'.
     * * isAuthenticated - true if the request has been successfully authenticated, otherwise false.
     * * isAuthorized - true is the request has been successfully authorized against the route authentication access configuration. If the route has not access rules defined or if the request failed
     * authorization, set to false.
     * * mode - the route authentication mode.
     * * strategy - the name of the strategy used.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestauth)
     */
    readonly auth: RequestAuth;

    /**
     * Access: read only and the public podium interface.
     * The request.events supports the following events:
     * * 'peek' - emitted for each chunk of payload data read from the client connection. The event method signature is function(chunk, encoding).
     * * 'finish' - emitted when the request payload finished reading. The event method signature is function ().
     * * 'disconnect' - emitted when a request errors or aborts unexpectedly.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestevents)
     */
    events: RequestEvents;

    /**
     * The raw request headers (references request.raw.req.headers).
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestheaders)
     */
    readonly headers: Util.Dictionary<string>;

    /**
     * Request information:
     * * acceptEncoding - the request preferred encoding.
     * * cors - if CORS is enabled for the route, contains the following:
     * * isOriginMatch - true if the request 'Origin' header matches the configured CORS restrictions. Set to false if no 'Origin' header is found or if it does not match. Note that this is only
     * available after the 'onRequest' extension point as CORS is configured per-route and no routing decisions are made at that point in the request lifecycle.
     * * host - content of the HTTP 'Host' header (e.g. 'example.com:8080').
     * * hostname - the hostname part of the 'Host' header (e.g. 'example.com').
     * * id - a unique request identifier (using the format '{now}:{connection.info.id}:{5 digits counter}').
     * * received - request reception timestamp.
     * * referrer - content of the HTTP 'Referrer' (or 'Referer') header.
     * * remoteAddress - remote client IP address.
     * * remotePort - remote client port.
     * * responded - request response timestamp (0 is not responded yet).
     * Note that the request.info object is not meant to be modified.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestinfo)
     */
    readonly info: RequestInfo;

    /**
     * An array containing the logged request events.
     * Note that this array will be empty if route log.collect is set to false.
     */
    readonly logs: RequestLog[];

    /**
     * The request method in lower case (e.g. 'get', 'post').
     */
    readonly method: Util.HTTP_METHODS_PARTIAL_LOWERCASE;

    /**
     * The parsed content-type header. Only available when payload parsing enabled and no payload error occurred.
     */
    readonly mime: string;

    /**
     * An object containing the values of params, query, and payload before any validation modifications made. Only set when input validation is performed.
     */
    readonly orig: RequestOrig;

    /**
     * An object where each key is a path parameter name with matching value as described in [Path parameters](https://github.com/hapijs/hapi/blob/master/API.md#path-parameters).
     */
    readonly params: Util.Dictionary<string>;

    /**
     * An array containing all the path params values in the order they appeared in the path.
     */
    readonly paramsArray: string[];

    /**
     * The request URI's pathname component.
     */
    readonly path: string;

    /**
     * The request payload based on the route payload.output and payload.parse settings.
     * TODO check this typing and add references / links.
     */
    readonly payload: stream.Readable | Buffer | string | object;

    /**
     * Plugin-specific state. Provides a place to store and pass request-level plugin data. The plugins is an object where each key is a plugin name and the value is the state.
     */
    plugins: PluginsStates;

    /**
     * An object where each key is the name assigned by a route pre-handler methods function. The values are the raw values provided to the continuation function as argument. For the wrapped response
     * object, use responses.
     */
    readonly pre: Util.Dictionary<any>;

    /**
     * Access: read / write (see limitations below).
     * The response object when set. The object can be modified but must not be assigned another object. To replace the response with another from within an extension point, use reply(response) to
     * override with a different response.
     * In case of an aborted request the status code will be set to `disconnectStatusCode`.
     */
    response: ResponseObject | Boom;

    /**
     * Same as pre but represented as the response object created by the pre method.
     */
    readonly preResponses: Util.Dictionary<any>;

    /**
     * By default the object outputted from node's URL parse() method.
     */
    readonly query: RequestQuery;

    /**
     * An object containing the Node HTTP server objects. Direct interaction with these raw objects is not recommended.
     * * req - the node request object.
     * * res - the node response object.
     */
    readonly raw: {
        req: http.IncomingMessage;
        res: http.ServerResponse;
    };

    /**
     * The request route information object and method
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestroute)
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestrouteauthaccessrequest)
     */
    readonly route: RequestRoute;

    /**
     * Access: read only and the public server interface.
     * The server object.
     */
    server: Server;

    /**
     * An object containing parsed HTTP state information (cookies) where each key is the cookie name and value is the matching cookie content after processing using any registered cookie definition.
     */
    readonly state: Util.Dictionary<any>;

    /**
     * The parsed request URI.
     */
    readonly url: url.URL;

    /**
     * Returns `true` when the request is active and processing should continue and `false` when the
     *  request terminated early or completed its lifecycle. Useful when request processing is a
     * resource-intensive operation and should be terminated early if the request is no longer active
     * (e.g. client disconnected or aborted early).
     */
    active(): boolean;

    /**
     * Returns a response which you can pass into the reply interface where:
     * @param source - the value to set as the source of the reply interface, optional.
     * @param options - options for the method, optional.
     * @return ResponseObject
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestgenerateresponsesource-options)
     */
    generateResponse(
        source: string | object | null,
        options?: {
            variety?: string | undefined;
            prepare?: ((response: ResponseObject) => Promise<ResponseObject>) | undefined;
            marshal?: ((response: ResponseObject) => Promise<ResponseValue>) | undefined;
            close?: ((response: ResponseObject) => void) | undefined;
        },
    ): ResponseObject;

    /**
     * Logs request-specific events. When called, the server emits a 'request' event which can be used by other listeners or plugins. The arguments are:
     * @param tags - a string or an array of strings (e.g. ['error', 'database', 'read']) used to identify the event. Tags are used instead of log levels and provide a much more expressive mechanism
     *     for describing and filtering events.
     * @param data - (optional) an message string or object with the application data being logged. If data is a function, the function signature is function() and it called once to generate (return
     *     value) the actual data emitted to the listeners. Any logs generated by the server internally will be emitted only on the 'request-internal' channel and will include the event.internal flag
     *     set to true.
     * @return void
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-requestlogtags-data)
     */
    log(tags: string | string[], data?: string | object | (() => string | object)): void;

    /**
     * Changes the request method before the router begins processing the request where:
     * @param method - is the request HTTP method (e.g. 'GET').
     * @return void
     * Can only be called from an 'onRequest' extension method.
     * [See docs](https://hapijs.com/api/17.0.1#-requestsetmethodmethod)
     */
    setMethod(method: Util.HTTP_METHODS_PARTIAL): void;

    /**
     * Changes the request URI before the router begins processing the request where:
     * Can only be called from an 'onRequest' extension method.
     * @param url - the new request URI. If url is a string, it is parsed with node's URL parse() method with parseQueryString set to true. url can also be set to an object compatible with node's URL
     *     parse() method output.
     * @param stripTrailingSlash - if true, strip the trailing slash from the path. Defaults to false.
     * @return void
     * [See docs](https://hapijs.com/api/17.0.1#-requestseturlurl-striptrailingslash)
     */
    setUrl(url: string | url.URL, stripTrailingSlash?: boolean): void;
}

/* + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 +                      Response                                             +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + */

/**
 * Access: read only and the public podium interface.
 * The response.events object supports the following events:
 * * 'peek' - emitted for each chunk of data written back to the client connection. The event method signature is function(chunk, encoding).
 * * 'finish' - emitted when the response finished writing but before the client response connection is ended. The event method signature is function ().
 * [See docs](https://hapijs.com/api/17.0.1#-responseevents)
 */
export interface ResponseEvents extends Podium {
    /**
     * 'peek' - emitted for each chunk of data written back to the client connection. The event method signature is function(chunk, encoding).
     * 'finish' - emitted when the response finished writing but before the client response connection is ended. The event method signature is function ().
     */
    on(criteria: "peek", listener: PeekListener): void;

    on(criteria: "finish", listener: (data: undefined) => void): void;

    /**
     * 'peek' - emitted for each chunk of data written back to the client connection. The event method signature is function(chunk, encoding).
     * 'finish' - emitted when the response finished writing but before the client response connection is ended. The event method signature is function ().
     */
    once(criteria: "peek", listener: PeekListener): void;

    once(criteria: "finish", listener: (data: undefined) => void): void;
}

/**
 * Object where:
 *  * append - if true, the value is appended to any existing header value using separator. Defaults to false.
 *  * separator - string used as separator when appending to an existing value. Defaults to ','.
 *  * override - if false, the header value is not set if an existing value present. Defaults to true.
 *  * duplicate - if false, the header value is not modified if the provided value is already included. Does not apply when append is false or if the name is 'set-cookie'. Defaults to true.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseheadername-value-options)
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#response-object)
 */
export interface ResponseObjectHeaderOptions {
    append?: boolean | undefined;
    separator?: string | undefined;
    override?: boolean | undefined;
    duplicate?: boolean | undefined;
}

/**
 * The response object contains the request response value along with various HTTP headers and flags. When a lifecycle
 * method returns a value, the value is wrapped in a response object along with some default flags (e.g. 200 status
 * code). In order to customize a response before it is returned, the h.response() method is provided.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#response-object)
 * TODO, check extending from Podium is correct.  Extending because of "The response object supports the following events" [See docs](https://hapijs.com/api/17.0.1#-responseevents)
 */
export interface ResponseObject extends Podium {
    /**
     * Default value: {}.
     * Application-specific state. Provides a safe place to store application data without potential conflicts with the framework. Should not be used by plugins which should use plugins[name].
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseapp)
     */
    app: ApplicationState;

    /**
     * Access: read only and the public podium interface.
     * The response.events object supports the following events:
     * * 'peek' - emitted for each chunk of data written back to the client connection. The event method signature is function(chunk, encoding).
     * * 'finish' - emitted when the response finished writing but before the client response connection is ended. The event method signature is function ().
     * [See docs](https://hapijs.com/api/17.0.1#-responseevents)
     */
    readonly events: ResponseEvents;

    /**
     * Default value: {}.
     * An object containing the response headers where each key is a header field name and the value is the string header value or array of string.
     * Note that this is an incomplete list of headers to be included with the response. Additional headers will be added once the response is prepared for transmission.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseheaders)
     */
    readonly headers: Util.Dictionary<string | string[]>;

    /**
     * Default value: {}.
     * Plugin-specific state. Provides a place to store and pass request-level plugin data. plugins is an object where each key is a plugin name and the value is the state.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseplugins)
     */
    plugins: PluginsStates;

    /**
     * Object containing the response handling flags.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsesettings)
     */
    readonly settings: ResponseSettings;

    /**
     * The raw value returned by the lifecycle method.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsesource)
     */
    readonly source: Lifecycle.ReturnValue;

    /**
     * Default value: 200.
     * The HTTP response status code.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsestatuscode)
     */
    readonly statusCode: number;

    /**
     * A string indicating the type of source with available values:
     * * 'plain' - a plain response such as string, number, null, or simple object.
     * * 'buffer' - a Buffer.
     * * 'stream' - a Stream.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsevariety)
     */
    readonly variety: "plain" | "buffer" | "stream";

    /**
     * Sets the HTTP 'Content-Length' header (to avoid chunked transfer encoding) where:
     * @param length - the header value. Must match the actual payload size.
     * @return Return value: the current response object.
     * [See docs](https://hapijs.com/api/17.0.1#-responsebyteslength)
     */
    bytes(length: number): ResponseObject;

    /**
     * Sets the 'Content-Type' HTTP header 'charset' property where:
     * @param charset - the charset property value.
     * @return Return value: the current response object.
     * [See docs](https://hapijs.com/api/17.0.1#-responsecharsetcharset)
     */
    charset(charset: string): ResponseObject;

    /**
     * Sets the HTTP status code where:
     * @param statusCode - the HTTP status code (e.g. 200).
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsecodestatuscode)
     */
    code(statusCode: number): ResponseObject;

    /**
     * Sets the HTTP status message where:
     * @param httpMessage - the HTTP status message (e.g. 'Ok' for status code 200).
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsemessagehttpmessage)
     */
    message(httpMessage: string): ResponseObject;

    /**
     * Sets the HTTP status code to Created (201) and the HTTP 'Location' header where:
     * @param uri - an absolute or relative URI used as the 'Location' header value.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsecreateduri)
     */
    created(uri: string): ResponseObject;

    /**
     * Sets the string encoding scheme used to serial data into the HTTP payload where:
     * @param encoding  the encoding property value (see node Buffer encoding [See docs](https://nodejs.org/api/buffer.html#buffer_buffers_and_character_encodings)).
     *  * 'ascii' - for 7-bit ASCII data only. This encoding is fast and will strip the high bit if set.
     *  * 'utf8' - Multibyte encoded Unicode characters. Many web pages and other document formats use UTF-8.
     *  * 'utf16le' - 2 or 4 bytes, little-endian encoded Unicode characters. Surrogate pairs (U+10000 to U+10FFFF) are supported.
     *  * 'ucs2' - Alias of 'utf16le'.
     *  * 'base64' - Base64 encoding. When creating a Buffer from a string, this encoding will also correctly accept "URL and Filename Safe Alphabet" as specified in RFC4648, Section 5.
     *  * 'latin1' - A way of encoding the Buffer into a one-byte encoded string (as defined by the IANA in RFC1345, page 63, to be the Latin-1 supplement block and C0/C1 control codes).
     *  * 'binary' - Alias for 'latin1'.
     *  * 'hex' - Encode each byte as two hexadecimal characters.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseencodingencoding)
     */
    encoding(encoding: "ascii" | "utf8" | "utf16le" | "ucs2" | "base64" | "latin1" | "binary" | "hex"): ResponseObject;

    /**
     * Sets the representation entity tag where:
     * @param tag - the entity tag string without the double-quote.
     * @param options - (optional) settings where:
     *  * weak - if true, the tag will be prefixed with the 'W/' weak signifier. Weak tags will fail to match identical tags for the purpose of determining 304 response status. Defaults to false.
     *  * vary - if true and content encoding is set or applied to the response (e.g 'gzip' or 'deflate'), the encoding name will be automatically added to the tag at transmission time (separated by
     *     a '-' character). Ignored when weak is true. Defaults to true.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseetagtag-options)
     */
    etag(tag: string, options?: { weak: boolean; vary: boolean }): ResponseObject;

    /**
     * Sets an HTTP header where:
     * @param name - the header name.
     * @param value - the header value.
     * @param options - (optional) object where:
     *  * append - if true, the value is appended to any existing header value using separator. Defaults to false.
     *  * separator - string used as separator when appending to an existing value. Defaults to ','.
     *  * override - if false, the header value is not set if an existing value present. Defaults to true.
     *  * duplicate - if false, the header value is not modified if the provided value is already included. Does not apply when append is false or if the name is 'set-cookie'. Defaults to true.
     *  @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseheadername-value-options)
     */
    header(name: string, value: string, options?: ResponseObjectHeaderOptions): ResponseObject;

    /**
     * Sets the HTTP 'Location' header where:
     * @param uri - an absolute or relative URI used as the 'Location' header value.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responselocationuri)
     */
    location(uri: string): ResponseObject;

    /**
     * Sets an HTTP redirection response (302) and decorates the response with additional methods, where:
     * @param uri - an absolute or relative URI used to redirect the client to another resource.
     * @return Return value: the current response object.
     * Decorates the response object with the response.temporary(), response.permanent(), and response.rewritable() methods to easily change the default redirection code (302).
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseredirecturi)
     */
    redirect(uri: string): ResponseObject;

    /**
     * Sets the JSON.stringify() replacer argument where:
     * @param method - the replacer function or array. Defaults to none.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsereplacermethod)
     */
    replacer(method: Json.StringifyReplacer): ResponseObject;

    /**
     * Sets the JSON.stringify() space argument where:
     * @param count - the number of spaces to indent nested object keys. Defaults to no indentation.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsespacescount)
     */
    spaces(count: number): ResponseObject;

    /**
     * Sets an HTTP cookie where:
     * @param name - the cookie name.
     * @param value - the cookie value. If no options.encoding is defined, must be a string. See server.state() for supported encoding values.
     * @param options - (optional) configuration. If the state was previously registered with the server using server.state(), the specified keys in options are merged with the default server
     *     definition.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsestatename-value-options)
     */
    state(name: string, value: object | string, options?: ServerStateCookieOptions): ResponseObject;

    /**
     * Sets a string suffix when the response is process via JSON.stringify() where:
     * @param suffix - the string suffix.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsesuffixsuffix)
     */
    suffix(suffix: string): ResponseObject;

    /**
     * Overrides the default route cache expiration rule for this response instance where:
     * @param msec - the time-to-live value in milliseconds.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsettlmsec)
     */
    ttl(msec: number): ResponseObject;

    /**
     * Sets the HTTP 'Content-Type' header where:
     * @param mimeType - is the mime type.
     * @return Return value: the current response object.
     * Should only be used to override the built-in default for each response type.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsetypemimetype)
     */
    type(mimeType: string): ResponseObject;

    /**
     * Clears the HTTP cookie by setting an expired value where:
     * @param name - the cookie name.
     * @param options - (optional) configuration for expiring cookie. If the state was previously registered with the server using server.state(), the specified options are merged with the server
     *     definition.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responseunstatename-options)
     */
    unstate(name: string, options?: ServerStateCookieOptions): ResponseObject;

    /**
     * Adds the provided header to the list of inputs affected the response generation via the HTTP 'Vary' header where:
     * @param header - the HTTP request header name.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsevaryheader)
     */
    vary(header: string): ResponseObject;

    /**
     * Marks the response object as a takeover response.
     * @return Return value: the current response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsetakeover)
     */
    takeover(): ResponseObject;

    /**
     * Sets the status code to 302 or 307 (based on the response.rewritable() setting) where:
     * @param isTemporary - if false, sets status to permanent. Defaults to true.
     * @return Return value: the current response object.
     * Only available after calling the response.redirect() method.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsetemporaryistemporary)
     */
    temporary(isTemporary: boolean): ResponseObject;

    /**
     * Sets the status code to 301 or 308 (based on the response.rewritable() setting) where:
     * @param isPermanent - if false, sets status to temporary. Defaults to true.
     * @return Return value: the current response object.
     * Only available after calling the response.redirect() method.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsepermanentispermanent)
     */
    permanent(isPermanent: boolean): ResponseObject;

    /**
     * Sets the status code to 301/302 for rewritable (allows changing the request method from 'POST' to 'GET') or 307/308 for non-rewritable (does not allow changing the request method from 'POST'
     * to 'GET'). Exact code based on the response.temporary() or response.permanent() setting. Arguments:
     * @param isRewritable - if false, sets to non-rewritable. Defaults to true.
     * @return Return value: the current response object.
     * Only available after calling the response.redirect() method.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responserewritableisrewritable)
     */
    rewritable(isRewritable: boolean): ResponseObject;
}

/**
 * Object containing the response handling flags.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-responsesettings)
 */
export interface ResponseSettings {
    /**
     * Defaults value: true.
     * If true and source is a Stream, copies the statusCode and headers properties of the stream object to the outbound response.
     */
    readonly passThrough: boolean;

    /**
     * Default value: null (use route defaults).
     * Override the route json options used when source value requires stringification.
     */
    readonly stringify: Json.StringifyArguments;

    /**
     * Default value: null (use route defaults).
     * If set, overrides the route cache with an expiration value in milliseconds.
     */
    readonly ttl: number;

    /**
     * Default value: false.
     * If true, a suffix will be automatically added to the 'ETag' header at transmission time (separated by a '-' character) when the HTTP 'Vary' header is present.
     */
    varyEtag: boolean;
}

/**
 * See more about Lifecycle
 * https://github.com/hapijs/hapi/blob/master/API.md#request-lifecycle
 */

export type ResponseValue = string | object;

export interface AuthenticationData {
    credentials: AuthCredentials;
    artifacts?: object | undefined;
}

export interface Auth {
    readonly isAuth: true;
    readonly error?: Error | null | undefined;
    readonly data?: AuthenticationData | undefined;
}

/**
 * The response toolkit is a collection of properties and utilities passed to every [lifecycle method](https://github.com/hapijs/hapi/blob/master/API.md#lifecycle-methods)
 * It is somewhat hard to define as it provides both utilities for manipulating responses as well as other information. Since the
 * toolkit is passed as a function argument, developers can name it whatever they want. For the purpose of this
 * document the h notation is used. It is named in the spirit of the RethinkDB r method, with h for hapi.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#response-toolkit)
 */
export interface ResponseToolkit {
    /**
     * A response symbol. When returned by a lifecycle method, the request lifecycle skips to the finalizing step
     * without further interaction with the node response stream. It is the developer's responsibility to write
     * and end the response directly via [request.raw.res](https://github.com/hapijs/hapi/blob/master/API.md#request.raw).
     */
    readonly abandon: symbol;

    /**
     * A response symbol. When returned by a lifecycle method, the request lifecycle skips to the finalizing step after
     * calling request.raw.res.end()) to close the the node response stream.
     */
    readonly close: symbol;

    /**
     * A response symbol. Provides access to the route or server context set via the route [bind](https://github.com/hapijs/hapi/blob/master/API.md#route.options.bind)
     * option or [server.bind()](https://github.com/hapijs/hapi/blob/master/API.md#server.bind()).
     */
    readonly context: any;

    /**
     * A response symbol. When returned by a lifecycle method, the request lifecycle continues without changing the response.
     */
    readonly continue: symbol;

    /**
     * The [server realm](https://github.com/hapijs/hapi/blob/master/API.md#server.realm) associated with the matching
     * route. Defaults to the root server realm in the onRequest step.
     */
    readonly realm: ServerRealm;

    /**
     * Access: read only and public request interface.
     * The [request] object. This is a duplication of the request lifecycle method argument used by
     * [toolkit decorations](https://github.com/hapijs/hapi/blob/master/API.md#server.decorate()) to access the current request.
     */
    readonly request: Readonly<Request>;

    /**
     * Used by the [authentication] method to pass back valid credentials where:
     * @param data - an object with:
     * * credentials - (required) object representing the authenticated entity.
     * * artifacts - (optional) authentication artifacts object specific to the authentication scheme.
     * @return Return value: an internal authentication object.
     */
    authenticated(data: AuthenticationData): Auth;

    /**
     * Sets the response 'ETag' and 'Last-Modified' headers and checks for any conditional request headers to decide if
     * the response is going to qualify for an HTTP 304 (Not Modified). If the entity values match the request
     * conditions, h.entity() returns a response object for the lifecycle method to return as its value which will
     * set a 304 response. Otherwise, it sets the provided entity headers and returns undefined.
     * The method argumetns are:
     * @param options - a required configuration object with:
     * * etag - the ETag string. Required if modified is not present. Defaults to no header.
     * * modified - the Last-Modified header value. Required if etag is not present. Defaults to no header.
     * * vary - same as the response.etag() option. Defaults to true.
     * @return Return value: - a response object if the response is unmodified. - undefined if the response has changed.
     * If undefined is returned, the developer must return a valid lifecycle method value. If a response is returned,
     * it should be used as the return value (but may be customize using the response methods).
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-hentityoptions)
     */
    entity(
        options?: { etag?: string | undefined; modified?: string | undefined; vary?: boolean | undefined },
    ): ResponseObject | undefined;

    /**
     * Redirects the client to the specified uri. Same as calling h.response().redirect(uri).
     * @param url
     * @return Returns a response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-hredirecturi)
     */
    redirect(uri?: string): ResponseObject;

    /**
     * Wraps the provided value and returns a response object which allows customizing the response
     * (e.g. setting the HTTP status code, custom headers, etc.), where:
     * @param value - (optional) return value. Defaults to null.
     * @return Returns a response object.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-hresponsevalue)
     */
    response(value?: ResponseValue): ResponseObject;

    /**
     * Sets a response cookie using the same arguments as response.state().
     * @param name of the cookie
     * @param value of the cookie
     * @param (optional) ServerStateCookieOptions object.
     * @return Return value: none.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-hstatename-value-options)
     */
    state(name: string, value: string | object, options?: ServerStateCookieOptions): void;

    /**
     * Used by the [authentication] method to indicate authentication failed and pass back the credentials received where:
     * @param error - (required) the authentication error.
     * @param data - (optional) an object with:
     * * credentials - (required) object representing the authenticated entity.
     * * artifacts - (optional) authentication artifacts object specific to the authentication scheme.
     * @return void.
     * The method is used to pass both the authentication error and the credentials. For example, if a request included
     * expired credentials, it allows the method to pass back the user information (combined with a 'try'
     * authentication mode) for error customization.
     * There is no difference between throwing the error or passing it with the h.unauthenticated() method is no credentials are passed, but it might still be helpful for code clarity.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-hunauthenticatederror-data)
     */
    unauthenticated(error: Error, data?: AuthenticationData): void;

    /**
     * Clears a response cookie using the same arguments as
     * @param name of the cookie
     * @param options (optional) ServerStateCookieOptions object.
     * @return void.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-hunstatename-options)
     */
    unstate(name: string, options?: ServerStateCookieOptions): void;
}

/* + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 +                      Route                                                +
 +                                                                           +
 +                                                                           +
 +                                                                           +
 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + */

export type RouteOptionsAccessScope = false | string | string[];

export type RouteOptionsAccessEntity = "any" | "user" | "app";

export interface RouteOptionsAccessScopeObject {
    scope: RouteOptionsAccessScope;
}

export interface RouteOptionsAccessEntityObject {
    entity: RouteOptionsAccessEntity;
}

export type RouteOptionsAccessObject =
    | RouteOptionsAccessScopeObject
    | RouteOptionsAccessEntityObject
    | (RouteOptionsAccessScopeObject & RouteOptionsAccessEntityObject);

/**
 * Route Authentication Options
 */
export interface RouteOptionsAccess {
    /**
     * Default value: none.
     * An object or array of objects specifying the route access rules. Each rule is evaluated against an incoming request and access is granted if at least one of the rules matches. Each rule object
     * must include at least one of scope or entity.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthaccess)
     */
    access?: RouteOptionsAccessObject | RouteOptionsAccessObject[] | undefined;

    /**
     * Default value: false (no scope requirements).
     * The application scope required to access the route. Value can be a scope string or an array of scope strings. When authenticated, the credentials object scope property must contain at least
     * one of the scopes defined to access the route. If a scope string begins with a + character, that scope is required. If a scope string begins with a ! character, that scope is forbidden. For
     * example, the scope ['!a', '+b', 'c', 'd'] means the incoming request credentials' scope must not include 'a', must include 'b', and must include one of 'c' or 'd'. You may also access
     * properties on the request object (query, params, payload, and credentials) to populate a dynamic scope by using the '{' and '}' characters around the property name, such as 'user-{params.id}'.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthaccessscope)
     */
    scope?: RouteOptionsAccessScope | undefined;

    /**
     * Default value: 'any'.
     * The required authenticated entity type. If set, must match the entity value of the request authenticated credentials. Available values:
     * * 'any' - the authentication can be on behalf of a user or application.
     * * 'user' - the authentication must be on behalf of a user which is identified by the presence of a 'user' attribute in the credentials object returned by the authentication strategy.
     * * 'app' - the authentication must be on behalf of an application which is identified by the lack of presence of a user attribute in the credentials object returned by the authentication
     * strategy.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthaccessentity)
     */
    entity?: RouteOptionsAccessEntity | undefined;

    /**
     * Default value: 'required'.
     * The authentication mode. Available values:
     * * 'required' - authentication is required.
     * * 'optional' - authentication is optional - the request must include valid credentials or no credentials at all.
     * * 'try' - similar to 'optional', any request credentials are attempted authentication, but if the credentials are invalid, the request proceeds regardless of the authentication error.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthmode)
     */
    mode?: "required" | "optional" | "try" | undefined;

    /**
     * Default value: false, unless the scheme requires payload authentication.
     * If set, the incoming request payload is authenticated after it is processed. Requires a strategy with payload authentication support (e.g. Hawk). Cannot be set to a value other than 'required'
     * when the scheme sets the authentication options.payload to true. Available values:
     * * false - no payload authentication.
     * * 'required' - payload authentication required.
     * * 'optional' - payload authentication performed only when the client includes payload authentication information (e.g. hash attribute in Hawk).
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthpayload)
     */
    payload?: false | "required" | "optional" | undefined;

    /**
     * Default value: the default strategy set via server.auth.default().
     * An array of string strategy names in the order they should be attempted. Cannot be used together with strategy.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthstrategies)
     */
    strategies?: string[] | undefined;

    /**
     * Default value: the default strategy set via server.auth.default().
     * A string strategy names. Cannot be used together with strategies.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsauthstrategy)
     */
    strategy?: string | undefined;
}

/**
 * Values are:
 * * * 'default' - no privacy flag.
 * * * 'public' - mark the response as suitable for public caching.
 * * * 'private' - mark the response as suitable only for private caching.
 * * expiresIn - relative expiration expressed in the number of milliseconds since the item was saved in the cache. Cannot be used together with expiresAt.
 * * expiresAt - time of day expressed in 24h notation using the 'HH:MM' format, at which point all cache records for the route expire. Cannot be used together with expiresIn.
 * * statuses - an array of HTTP response status code numbers (e.g. 200) which are allowed to include a valid caching directive.
 * * otherwise - a string with the value of the 'Cache-Control' header when caching is disabled.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionscache)
 */
export type RouteOptionsCache =
    & {
        privacy?: "default" | "public" | "private" | undefined;
        statuses?: number[] | undefined;
        otherwise?: string | undefined;
    }
    & (
        {
            expiresIn?: number | undefined;
            expiresAt?: undefined;
        } | {
            expiresIn?: undefined;
            expiresAt?: string | undefined;
        } | {
            expiresIn?: undefined;
            expiresAt?: undefined;
        }
    );

/**
 * Default value: false (no CORS headers).
 * The Cross-Origin Resource Sharing protocol allows browsers to make cross-origin API calls. CORS is required by web applications running inside a browser which are loaded from a different domain
 * than the API server. To enable, set cors to true, or to an object with the following options:
 * * origin - an array of allowed origin servers strings ('Access-Control-Allow-Origin'). The array can contain any combination of fully qualified origins along with origin strings containing a
 * wildcard '*' character, or a single '*' origin string. If set to 'ignore', any incoming Origin header is ignored (present or not) and the 'Access-Control-Allow-Origin' header is set to '*'.
 * Defaults to any origin ['*'].
 * * maxAge - number of seconds the browser should cache the CORS response ('Access-Control-Max-Age'). The greater the value, the longer it will take before the browser checks for changes in policy.
 * Defaults to 86400 (one day).
 * * headers - a strings array of allowed headers ('Access-Control-Allow-Headers'). Defaults to ['Accept', 'Authorization', 'Content-Type', 'If-None-Match'].
 * * additionalHeaders - a strings array of additional headers to headers. Use this to keep the default headers in place.
 * * exposedHeaders - a strings array of exposed headers ('Access-Control-Expose-Headers'). Defaults to ['WWW-Authenticate', 'Server-Authorization'].
 * * additionalExposedHeaders - a strings array of additional headers to exposedHeaders. Use this to keep the default headers in place.
 * * credentials - if true, allows user credentials to be sent ('Access-Control-Allow-Credentials'). Defaults to false.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionscors)
 */
export interface RouteOptionsCors {
    /**
     * an array of allowed origin servers strings ('Access-Control-Allow-Origin'). The array can contain any combination of fully qualified origins along with origin strings containing a wildcard '*'
     * character, or a single '*' origin string. If set to 'ignore', any incoming Origin header is ignored (present or not) and the 'Access-Control-Allow-Origin' header is set to '*'. Defaults to any
     * origin ['*'].
     */
    origin?: string[] | "*" | "ignore" | undefined;
    /**
     * number of seconds the browser should cache the CORS response ('Access-Control-Max-Age'). The greater the value, the longer it will take before the browser checks for changes in policy.
     * Defaults to 86400 (one day).
     */
    maxAge?: number | undefined;
    /**
     * a strings array of allowed headers ('Access-Control-Allow-Headers'). Defaults to ['Accept', 'Authorization', 'Content-Type', 'If-None-Match'].
     */
    headers?: string[] | undefined;
    /**
     * a strings array of additional headers to headers. Use this to keep the default headers in place.
     */
    additionalHeaders?: string[] | undefined;
    /**
     * a strings array of exposed headers ('Access-Control-Expose-Headers'). Defaults to ['WWW-Authenticate', 'Server-Authorization'].
     */
    exposedHeaders?: string[] | undefined;
    /**
     * a strings array of additional headers to exposedHeaders. Use this to keep the default headers in place.
     */
    additionalExposedHeaders?: string[] | undefined;
    /**
     * if true, allows user credentials to be sent ('Access-Control-Allow-Credentials'). Defaults to false.
     */
    credentials?: boolean | undefined;
}

/**
 * The value must be one of:
 * * 'data' - the incoming payload is read fully into memory. If parse is true, the payload is parsed (JSON, form-decoded, multipart) based on the 'Content-Type' header. If parse is false, a raw
 * Buffer is returned.
 * * 'stream' - the incoming payload is made available via a Stream.Readable interface. If the payload is 'multipart/form-data' and parse is true, field values are presented as text while files are
 * provided as streams. File streams from a 'multipart/form-data' upload will also have a hapi property containing the filename and headers properties. Note that payload streams for multipart
 * payloads are a synthetic interface created on top of the entire mutlipart content loaded into memory. To avoid loading large multipart payloads into memory, set parse to false and handle the
 * multipart payload in the handler using a streaming parser (e.g. pez).
 * * 'file' - the incoming payload is written to temporary file in the directory specified by the uploads settings. If the payload is 'multipart/form-data' and parse is true, field values are
 * presented as text while files are saved to disk. Note that it is the sole responsibility of the application to clean up the files generated by the framework. This can be done by keeping track of
 * which files are used (e.g. using the request.app object), and listening to the server 'response' event to perform cleanup. For context [See
 * docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadoutput)
 */
export type PayloadOutput = "data" | "stream" | "file";

/**
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadcompression)
 */
export type PayloadCompressionDecoderSettings = object;

/**
 * Determines how the request payload is processed.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayload)
 */
export interface RouteOptionsPayload {
    /**
     * Default value: allows parsing of the following mime types:
     * * application/json
     * * application/*+json
     * * application/octet-stream
     * * application/x-www-form-urlencoded
     * * multipart/form-data
     * * text/*
     * A string or an array of strings with the allowed mime types for the endpoint. Use this settings to limit the set of allowed mime types. Note that allowing additional mime types not listed
     * above will not enable them to be parsed, and if parse is true, the request will result in an error response.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadallow)
     */
    allow?: string | string[] | undefined;

    /**
     * Default value: none.
     * An object where each key is a content-encoding name and each value is an object with the desired decoder settings. Note that encoder settings are set in compression.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadcompression)
     */
    compression?: Util.Dictionary<PayloadCompressionDecoderSettings> | undefined;

    /**
     * Default value: 'application/json'.
     * The default content type if the 'Content-Type' request header is missing.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloaddefaultcontenttype)
     */
    defaultContentType?: string | undefined;

    /**
     * Default value: 'error' (return a Bad Request (400) error response).
     * A failAction value which determines how to handle payload parsing errors.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadfailaction)
     */
    failAction?: Lifecycle.FailAction | undefined;

    /**
     * Default value: 1048576 (1MB).
     * Limits the size of incoming payloads to the specified byte count. Allowing very large payloads may cause the server to run out of memory.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadmaxbytes)
     */
    maxBytes?: number | undefined;

    /**
     * Default value: none.
     * Overrides payload processing for multipart requests. Value can be one of:
     * * false - disable multipart processing.
     * an object with the following required options:
     * * output - same as the output option with an additional value option:
     * * * annotated - wraps each multipart part in an object with the following keys: // TODO type this?
     * * * * headers - the part headers.
     * * * * filename - the part file name.
     * * * * payload - the processed part payload.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadmultipart)
     */
    multipart?: false | {
        output: PayloadOutput | "annotated";
    } | undefined;

    /**
     * Default value: 'data'.
     * The processed payload format. The value must be one of:
     * * 'data' - the incoming payload is read fully into memory. If parse is true, the payload is parsed (JSON, form-decoded, multipart) based on the 'Content-Type' header. If parse is false, a raw
     * Buffer is returned.
     * * 'stream' - the incoming payload is made available via a Stream.Readable interface. If the payload is 'multipart/form-data' and parse is true, field values are presented as text while files
     * are provided as streams. File streams from a 'multipart/form-data' upload will also have a hapi property containing the filename and headers properties. Note that payload streams for multipart
     * payloads are a synthetic interface created on top of the entire mutlipart content loaded into memory. To avoid loading large multipart payloads into memory, set parse to false and handle the
     * multipart payload in the handler using a streaming parser (e.g. pez).
     * * 'file' - the incoming payload is written to temporary file in the directory specified by the uploads settings. If the payload is 'multipart/form-data' and parse is true, field values are
     * presented as text while files are saved to disk. Note that it is the sole responsibility of the application to clean up the files generated by the framework. This can be done by keeping track
     * of which files are used (e.g. using the request.app object), and listening to the server 'response' event to perform cleanup.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadoutput)
     */
    output?: PayloadOutput | undefined;

    /**
     * Default value: none.
     * A mime type string overriding the 'Content-Type' header value received.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadoverride)
     */
    override?: string | undefined;

    /**
     * Default value: true.
     * Determines if the incoming payload is processed or presented raw. Available values:
     * * true - if the request 'Content-Type' matches the allowed mime types set by allow (for the whole payload as well as parts), the payload is converted into an object when possible. If the
     * format is unknown, a Bad Request (400) error response is sent. Any known content encoding is decoded.
     * * false - the raw payload is returned unmodified.
     * * 'gunzip' - the raw payload is returned unmodified after any known content encoding is decoded.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadparse)
     */
    parse?: boolean | "gunzip" | undefined;

    /**
     * Default value: to 10000 (10 seconds).
     * Payload reception timeout in milliseconds. Sets the maximum time allowed for the client to transmit the request payload (body) before giving up and responding with a Request Timeout (408)
     * error response. Set to false to disable.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloadtimeout)
     */
    timeout?: false | number | undefined;

    /**
     * Default value: os.tmpdir().
     * The directory used for writing file uploads.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspayloaduploads)
     */
    uploads?: string | undefined;
}

/**
 * For context [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspre)
 */
export type RouteOptionsPreArray = RouteOptionsPreAllOptions[];

/**
 * For context [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspre)
 */
export type RouteOptionsPreAllOptions = RouteOptionsPreObject | RouteOptionsPreObject[] | Lifecycle.Method;

/**
 * An object with:
 * * method - a lifecycle method.
 * * assign - key name used to assign the response of the method to in request.pre and request.preResponses.
 * * failAction - A failAction value which determine what to do when a pre-handler method throws an error. If assign is specified and the failAction setting is not 'error', the error will be assigned.
 * For context [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionspre)
 */
export interface RouteOptionsPreObject {
    /**
     * a lifecycle method.
     */
    method: Lifecycle.Method;
    /**
     * key name used to assign the response of the method to in request.pre and request.preResponses.
     */
    assign?: string | undefined;
    /**
     * A failAction value which determine what to do when a pre-handler method throws an error. If assign is specified and the failAction setting is not 'error', the error will be assigned.
     */
    failAction?: Lifecycle.FailAction | undefined;
}

export type ValidationObject = SchemaMap;

/**
 * * true - any query parameter value allowed (no validation performed). false - no parameter value allowed.
 * * a joi validation object.
 * * a validation function using the signature async function(value, options) where:
 * * * value - the request.* object containing the request parameters.
 * * * options - options.
 */
export type RouteOptionsResponseSchema =
    | boolean
    | ValidationObject
    | Schema
    | ((value: object | Buffer | string, options: ValidationOptions) => Promise<any>);

/**
 * Processing rules for the outgoing response.
 * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponse)
 */
export interface RouteOptionsResponse {
    /**
     * Default value: 200.
     * The default HTTP status code when the payload is considered empty. Value can be 200 or 204. Note that a 200 status code is converted to a 204 only at the time of response transmission (the
     * response status code will remain 200 throughout the request lifecycle unless manually set).
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponseemptystatuscode)
     */
    emptyStatusCode?: 200 | 204 | undefined;

    /**
     * Default value: 'error' (return an Internal Server Error (500) error response).
     * A failAction value which defines what to do when a response fails payload validation.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponsefailaction)
     */
    failAction?: Lifecycle.FailAction | undefined;

    /**
     * Default value: false.
     * If true, applies the validation rule changes to the response payload.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponsemodify)
     */
    modify?: boolean | undefined;

    /**
     * Default value: none.
     * [joi](https://github.com/hapijs/joi) options object pass to the validation function. Useful to set global options such as stripUnknown or abortEarly (the complete list is available here). If a
     * custom validation function is defined via schema or status then options can an arbitrary object that will be passed to this function as the second argument.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponseoptions)
     */
    options?: ValidationOptions | undefined; // TODO needs validation

    /**
     * Default value: true.
     * If false, payload range support is disabled.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponseranges)
     */
    ranges?: boolean | undefined;

    /**
     * Default value: 100 (all responses).
     * The percent of response payloads validated (0 - 100). Set to 0 to disable all validation.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponsesample)
     */
    sample?: number | undefined;

    /**
     * Default value: true (no validation).
     * The default response payload validation rules (for all non-error responses) expressed as one of:
     * * true - any payload allowed (no validation).
     * * false - no payload allowed.
     * * a joi validation object. The options along with the request context ({ headers, params, query, payload, app, auth }) are passed to the validation function.
     * * a validation function using the signature async function(value, options) where:
     * * * value - the pending response payload.
     * * * options - The options along with the request context ({ headers, params, query, payload, app, auth }).
     * * * if the function returns a value and modify is true, the value is used as the new response. If the original response is an error, the return value is used to override the original error
     * output.payload. If an error is thrown, the error is processed according to failAction.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponseschema)
     */
    schema?: RouteOptionsResponseSchema | undefined;

    /**
     * Default value: none.
     * Validation schemas for specific HTTP status codes. Responses (excluding errors) not matching the listed status codes are validated using the default schema.
     * status is set to an object where each key is a 3 digit HTTP status code and the value has the same definition as schema.
     * [See docs](https://github.com/hapijs/hapi/blob/master/API.md#-routeoptionsresponsestatus)
     */
    status?: Util.Dictionary<RouteOptionsResponseSchema> | undefined;

    /**
     * The default HTTP status code used to set a response error when the request is closed or aborted before the
     * response is fully transmitted.
     * Value can be any integer greater or equal to 400.
     * The default value 499 is based on the non-standard nginx "CLIENT CLOSED REQUEST" error.
     * The value is only used for logging as the request has already ended.
     * @default 499
     */
    disconnectStatusCode?: number | undefined;
}

/**
 * @see https://www.w3.org/TR/referrer-policy/
 */
export type Referrer