import { App } from 'vue';
import { Store } from 'vuex';
import { XComponentsAdapter } from '@empathyco/x-types';
import { XBus } from '@empathyco/x-bus';
import { AnyXStoreModule, RootXStoreState } from '../store/store.types';
import { XEvent, XEventsTypes } from '../wiring/events.types';
import { WireMetadata } from '../wiring/wiring.types';
import { AnyXModule, XModuleName } from '../x-modules/x-modules.types';
import { AnyXStoreModuleOption, XPluginOptions } from './x-plugin.types';
/**
 * Vue plugin that initializes the properties needed by the x-components, and exposes the events bus
 * and the adapter after it has been installed.
 *
 * @public
 */
export declare class XPlugin {
    /**
     * {@link @empathyco/x-typesm#XComponentsAdapter | XComponentsAdapter} Is the middleware
     * between the components and our API where data can be mapped to client needs.
     * This property is only available after installing the plugin.
     *
     * @returns The installed adapter.
     * @throws If this property is accessed before calling `Vue.use(xPlugin)`.
     * @public
     */
    static get adapter(): XComponentsAdapter;
    /**
     * Exposed {@link @empathyco/x-bus#XBus}, so any kind of application can subscribe to
     * {@link XEventsTypes} without having to pass through a component.
     * This property is only available after installing the plugin.
     *
     * @returns The installed bus.
     * @throws If this property is accessed before calling `Vue.use(xPlugin)`.
     * @public
     */
    static get bus(): XBus<XEventsTypes, WireMetadata>;
    /**
     * {@link https://vuex.vuejs.org | Vuex Store} Is the place where all shared data
     * is saved.
     *
     * @returns The installed store.
     * @throws If this property is accessed before calling `Vue.use(xPlugin)`.
     * @public
     */
    static get store(): Store<RootXStoreState>;
    /**
     * Safely retrieves the installed instance of the XPlugin.
     *
     * @returns The installed instance of the XPlugin.
     * @throws If this method is called before calling `Vue.use(xPlugin)`.
     * @internal
     */
    protected static getInstance(): XPlugin;
    /**
     * Record of modules that have been tried to be installed before the installation of the plugin.
     *
     * @internal
     */
    protected static pendingXModules: Partial<Record<XModuleName, AnyXModule>>;
    /**
     * Instance of the installed plugin. Used to expose the bus and the adapter.
     *
     * @internal
     */
    protected static instance?: XPlugin;
    wiring: Partial<Record<XModuleName, Partial<Record<XEvent, string[]>>>>;
    /**
     * Bus for retrieving the observables when registering the wiring.
     *
     * @internal
     */
    protected bus: XBus<XEventsTypes, WireMetadata>;
    /**
     * Adapter for the API, responsible for transforming requests and responses.
     *
     * @internal
     */
    protected adapter: XComponentsAdapter;
    /**
     * Set of the already installed {@link XModule | XModules} to avoid re-registering them.
     *
     * @internal
     */
    protected installedXModules: Set<string>;
    /**
     * True if the plugin has been installed in a Vue instance, in this case
     * {@link XModule |Xmodules} will be installed immediately. False otherwise, in this case
     * {@link XModule | XModules} will be installed lazily when the {@link XPlugin#install} method
     * is called.
     *
     * @internal
     */
    protected isInstalled: boolean;
    /**
     * The installation options of the plugin, where all the customization of
     * {@link XModule | XModules} is done.
     *
     * @internal
     */
    protected options: XPluginOptions;
    /**
     * The Vuex store, to pass to the wires for its registration, and to register the store
     * modules on it.
     *
     * @internal
     */
    protected store: Store<any>;
    /**
     * The Vue application instance, passed by the installation method.
     *
     * @internal
     */
    protected app: App;
    /**
     * Creates a new instance of the XPlugin with the given bus passed as parameter.
     *
     * @param bus - The {@link @empathyco/x-bus#XBus} implementation to use for the plugin.
     *
     * @public
     */
    constructor(bus: XBus<XEventsTypes, WireMetadata>);
    /**
     * If the plugin has already been installed, it immediately registers a {@link XModule}. If it
     * has not been installed yet, it stores the module in a list until the plugin is installed.
     *
     * @param xModule - The module to register.
     *
     * @public
     */
    static registerXModule(xModule: AnyXModule): void;
    /**
     * Utility method for resetting the installed instance of the plugin.
     *
     * @remarks Use only for testing.
     *
     * @internal
     */
    static resetInstance(): void;
    /**
     * Stores the {@link XModule} in a dictionary, so it can be registered later in the installation
     * process.
     *
     * @param xModule - The module to register.
     *
     * @internal
     */
    protected static lazyRegisterXModule(xModule: AnyXModule): void;
    /**
     * Installs the plugin into the Vue instance.
     *
     * @param app - The Vue application instance.
     * @param options - The options to install this plugin with.
     * @throws If the XPlugin has already been installed, or the options are not valid.
     *
     * @internal
     */
    install(app: App, options?: XPluginOptions): void;
    /**
     * Performs the registration of a {@link XModule}.
     *
     * @param xModule - The module to register.
     *
     * @internal
     */
    protected registerXModule(xModule: AnyXModule): void;
    /**
     * Performs a customization of a {@link XModule} using the XPlugin public and private options.
     *
     * @param xModule - The module to customize.
     * @returns The customized xModule.
     *
     * @internal
     */
    protected customizeXModule({ name, wiring, storeModule, storeEmitters, ...restXModule }: AnyXModule): AnyXModule;
    /**
     * Performs the registration of the wiring, retrieving the observable for each event, and
     * executing each wire.
     *
     * @param xModule - The {@link XModule} to register its wiring.
     *
     * @internal
     */
    protected registerWiring({ wiring, name }: AnyXModule): void;
    /**
     * Registers a {@link https://vuex.vuejs.org/ | Vuex} store module under the 'x' module.
     *
     * @param xModule - The {@link XModule} to register its Store Module.
     *
     * @internal
     */
    protected registerStoreModule({ name, storeModule }: AnyXModule): void;
    /**
     * Overrides a {@link https://vuex.vuejs.org/ | Vuex} store module definition.
     *
     * Priority of configuration merging.
     * 1st {@link XPluginOptions.xModules | xModules XPlugin option}.
     * 2nd {@link XPluginOptions.__PRIVATE__xModules | Private xModules XPlugin option}.
     * 3rd {@link XStoreModule.state | Default state of the xModule}.
     *
     * @param defaultModule - The default store module to override.
     * @param moduleOptions - The state, actions, mutations and getters to override the defaultModule.
     * @param configOptions - The state config to override the moduleOptions.
     * @returns The {@link XStoreModule} customized.
     *
     * @internal
     */
    protected customizeStoreModule({ state: defaultState, ...actionsGettersMutations }: AnyXStoreModule, { state: xModuleState, ...newActionsGettersMutations }: AnyXStoreModuleOption, configOptions: unknown): AnyXStoreModule;
    /**
     * Registers the store emitters, making them emit the event when the part of the state selected
     * changes.
     *
     * @param xModule - The {@link XModule} to register its Store Emitters.
     *
     * @internal
     */
    protected registerStoreEmitters(xModule: AnyXModule): void;
    /**
     * Registers the {@link https://vuex.vuejs.org/ | Vuex} store. If the store has not been passed
     * through the {@link XPluginOptions} object, it creates one, and injects it in the Vue
     * prototype. Then it registers an x module in the store, to safe scope all the
     * {@link XModule | XModules} dynamically installed.
     *
     * @internal
     */
    protected registerStore(): void;
    /**
     * Registers the initial {@link XModule | XModules} during the {@link XPlugin} installation.
     *
     * @internal
     */
    protected registerInitialModules(): void;
    /**
     * Registers the pending {@link XModule | XModules}, that requested to be registered before the
     * installation of the plugin.
     *
     * @internal
     */
    protected registerPendingXModules(): void;
}
/**
 * Vue plugin that modifies each component instance, extending them with the
 * {@link XComponentAPI | X Component API }.
 *
 * @example
 * Minimal installation example. An API adapter is needed to connect the X Components with the
 * suggestions, search, or tagging APIs. In this example we are using the default Empathy's platform
 * adapter.
 *
 * ```typescript
 *  import { platformAdapter } from '@empathyco/x-adapter-platform';
 *  Vue.use(xPlugin, { adapter: platformAdapter });
 * ```
 *
 * @example
 * If you are using {@link https://vuex.vuejs.org/ | Vuex} in your project you must install its
 *   plugin, and instantiate a store before installing the XPlugin:
 * ```typescript
 * Vue.use(Vuex);
 * const store = new Store({ ... });
 * Vue.use(xPlugin, { adapter, store });
 * ```
 * @public
 */
export declare const xPlugin: XPlugin;
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