import { StrategyAttributeCountryName, StrategyAttributeDeviceName, StrategyAttributePlatformName } from './models';
import { FeatureStateHolder } from './feature_state';
import { FeatureHubRepository } from './client_feature_repository';
import { FeatureHubConfig, EdgeServiceSupplier } from './feature_hub_config';
import { EdgeService } from './edge_service';
import { InternalFeatureRepository } from './internal_feature_repository';
export interface ConfigChangedListener {
    (config: ClientContext): any;
}
export interface ClientContext {
    userKey(value: string): ClientContext;
    sessionKey(value: string): ClientContext;
    country(value: StrategyAttributeCountryName): ClientContext;
    device(value: StrategyAttributeDeviceName): ClientContext;
    platform(value: StrategyAttributePlatformName): ClientContext;
    version(version: string): ClientContext;
    attribute_value(key: string, value: string): ClientContext;
    attribute_values(key: string, values: Array<string>): ClientContext;
    clear(): ClientContext;
    build(): Promise<ClientContext>;
    getAttr(key: string, defaultValue: string): string;
    getNumber(name: string): number | undefined;
    getString(name: string): string | undefined;
    getJson(name: string): any | undefined;
    getRawJson(name: string): string | undefined;
    getFlag(name: string): boolean | undefined;
    getBoolean(name: string): boolean | undefined;
    defaultPercentageKey(): string;
    feature(name: string): FeatureStateHolder;
    isEnabled(name: string): boolean;
    isSet(name: string): boolean;
    edgeService(): EdgeService;
    repository(): FeatureHubRepository;
    logAnalyticsEvent(action: string, other?: Map<string, string>, user?: string): any;
    close(): any;
}
export declare abstract class BaseClientContext implements ClientContext {
    protected readonly _repository: InternalFeatureRepository;
    protected _attributes: Map<string, string[]>;
    protected readonly _config: FeatureHubConfig;
    protected constructor(repository: InternalFeatureRepository, config: FeatureHubConfig);
    userKey(value: string): ClientContext;
    sessionKey(value: string): ClientContext;
    country(value: StrategyAttributeCountryName): ClientContext;
    device(value: StrategyAttributeDeviceName): ClientContext;
    platform(value: StrategyAttributePlatformName): ClientContext;
    version(version: string): ClientContext;
    attribute_value(key: string, value: string): ClientContext;
    attribute_values(key: string, values: Array<string>): ClientContext;
    clear(): ClientContext;
    getAttr(key: string, defaultValue?: string): string;
    defaultPercentageKey(): string;
    isEnabled(name: string): boolean;
    isSet(name: string): boolean;
    getNumber(name: string): number | undefined;
    getString(name: string): string | undefined;
    getJson(name: string): any | undefined;
    getRawJson(name: string): string | undefined;
    getFlag(name: string): boolean | undefined;
    getBoolean(name: string): boolean | undefined;
    abstract build(): Promise<ClientContext>;
    abstract feature(name: string): FeatureStateHolder;
    abstract edgeService(): EdgeService;
    abstract close(): any;
    repository(): FeatureHubRepository;
    logAnalyticsEvent(action: string, other?: Map<string, string>, user?: string): void;
}
export declare class ServerEvalFeatureContext extends BaseClientContext {
    private readonly _edgeServiceSupplier;
    private _currentEdge;
    private _xHeader;
    constructor(repository: InternalFeatureRepository, config: FeatureHubConfig, edgeServiceSupplier: EdgeServiceSupplier);
    build(): Promise<ClientContext>;
    close(): void;
    edgeService(): EdgeService;
    feature(name: string): FeatureStateHolder;
}
export declare class ClientEvalFeatureContext extends BaseClientContext {
    private readonly _edgeService;
    constructor(repository: InternalFeatureRepository, config: FeatureHubConfig, edgeService: EdgeService);
    build(): Promise<ClientContext>;
    close(): void;
    edgeService(): EdgeService;
    feature(name: string): FeatureStateHolder;
}