/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *  Licensed under the MIT License. See License.txt in the project root for license information.
 *--------------------------------------------------------------------------------------------*/

import { CancellationToken } from '@sussudio/base/common/cancellation.mjs';
import { IDisposable } from '@sussudio/base/common/lifecycle.mjs';
import { ItemActivation } from '@sussudio/base/parts/quickinput/common/quickInput.mjs';
import { IQuickNavigateConfiguration, IQuickPick, IQuickPickItem } from './quickInput.mjs';
/**
 * Provider specific options for this particular showing of the
 * quick access.
 */
export interface IQuickAccessProviderRunOptions {}
/**
 * The specific options for the AnythingQuickAccessProvider. Put here to share between layers.
 */
export interface AnythingQuickAccessProviderRunOptions extends IQuickAccessProviderRunOptions {
	includeHelp?: boolean;
}
export interface IQuickAccessOptions {
	/**
	 * Allows to enable quick navigate support in quick input.
	 */
	quickNavigateConfiguration?: IQuickNavigateConfiguration;
	/**
	 * Allows to configure a different item activation strategy.
	 * By default the first item in the list will get activated.
	 */
	itemActivation?: ItemActivation;
	/**
	 * Whether to take the input value as is and not restore it
	 * from any existing value if quick access is visible.
	 */
	preserveValue?: boolean;
	/**
	 * Provider specific options for this particular showing of the
	 * quick access.
	 */
	providerOptions?: IQuickAccessProviderRunOptions;
}
export interface IQuickAccessController {
	/**
	 * Open the quick access picker with the optional value prefilled.
	 */
	show(value?: string, options?: IQuickAccessOptions): void;
	/**
	 * Same as `show()` but instead of executing the selected pick item,
	 * it will be returned. May return `undefined` in case no item was
	 * picked by the user.
	 */
	pick(value?: string, options?: IQuickAccessOptions): Promise<IQuickPickItem[] | undefined>;
}
export declare enum DefaultQuickAccessFilterValue {
	/**
	 * Keep the value as it is given to quick access.
	 */
	PRESERVE = 0,
	/**
	 * Use the value that was used last time something was accepted from the picker.
	 */
	LAST = 1,
}
export interface IQuickAccessProvider {
	/**
	 * Allows to set a default filter value when the provider opens. This can be:
	 * - `undefined` to not specify any default value
	 * - `DefaultFilterValues.PRESERVE` to use the value that was last typed
	 * - `string` for the actual value to use
	 *
	 * Note: the default filter will only be used if quick access was opened with
	 * the exact prefix of the provider. Otherwise the filter value is preserved.
	 */
	readonly defaultFilterValue?: string | DefaultQuickAccessFilterValue;
	/**
	 * Called whenever a prefix was typed into quick pick that matches the provider.
	 *
	 * @param picker the picker to use for showing provider results. The picker is
	 * automatically shown after the method returns, no need to call `show()`.
	 * @param token providers have to check the cancellation token everytime after
	 * a long running operation or from event handlers because it could be that the
	 * picker has been closed or changed meanwhile. The token can be used to find out
	 * that the picker was closed without picking an entry (e.g. was canceled by the user).
	 * @param options additional configuration specific for this provider that will
	 * influence what picks will be shown.
	 * @return a disposable that will automatically be disposed when the picker
	 * closes or is replaced by another picker.
	 */
	provide(
		picker: IQuickPick<IQuickPickItem>,
		token: CancellationToken,
		options?: IQuickAccessProviderRunOptions,
	): IDisposable;
}
export interface IQuickAccessProviderHelp {
	/**
	 * The prefix to show for the help entry. If not provided,
	 * the prefix used for registration will be taken.
	 */
	prefix?: string;
	/**
	 * A description text to help understand the intent of the provider.
	 */
	description: string;
	/**
	 * The command to bring up this quick access provider.
	 */
	readonly commandId?: string;
}
export interface IQuickAccessProviderDescriptor {
	/**
	 * The actual provider that will be instantiated as needed.
	 */
	readonly ctor: {
		new (...services: any[]): IQuickAccessProvider;
	};
	/**
	 * The prefix for quick access picker to use the provider for.
	 */
	readonly prefix: string;
	/**
	 * A placeholder to use for the input field when the provider is active.
	 * This will also be read out by screen readers and thus helps for
	 * accessibility.
	 */
	readonly placeholder?: string;
	/**
	 * Documentation for the provider in the quick access help.
	 */
	readonly helpEntries: IQuickAccessProviderHelp[];
	/**
	 * A context key that will be set automatically when the
	 * picker for the provider is showing.
	 */
	readonly contextKey?: string;
}
export declare const Extensions: {
	Quickaccess: string;
};
export interface IQuickAccessRegistry {
	/**
	 * Registers a quick access provider to the platform.
	 */
	registerQuickAccessProvider(provider: IQuickAccessProviderDescriptor): IDisposable;
	/**
	 * Get all registered quick access providers.
	 */
	getQuickAccessProviders(): IQuickAccessProviderDescriptor[];
	/**
	 * Get a specific quick access provider for a given prefix.
	 */
	getQuickAccessProvider(prefix: string): IQuickAccessProviderDescriptor | undefined;
}
export declare class QuickAccessRegistry implements IQuickAccessRegistry {
	private providers;
	private defaultProvider;
	registerQuickAccessProvider(provider: IQuickAccessProviderDescriptor): IDisposable;
	getQuickAccessProviders(): IQuickAccessProviderDescriptor[];
	getQuickAccessProvider(prefix: string): IQuickAccessProviderDescriptor | undefined;
	clear(): Function;
}