/**
 * Feature Flag Controller
 *
 * NestJS controller for feature flag management.
 * Uses the domain FeatureFlagService directly.
 *
 * @fileoverview NestJS controller for feature flags
 */
import type { FeatureFlagValue, FeatureFlagContext, FeatureFlagEvaluation, FeatureFlag, FeatureFlagRule, CreateFlagRequest } from '@plyaz/types';
import { FeatureFlagService } from '@domain/featureFlags';
import type { FeatureFlagKey } from '@domain/types';
/**
 * Request DTO for flag evaluation.
 */
interface EvaluateFlagRequest {
    context?: FeatureFlagContext;
}
/**
 * Feature Flag Controller
 *
 * Provides REST endpoints for feature flag management and evaluation.
 * Uses the domain FeatureFlagService directly.
 *
 * @example
 * ```typescript
 * // GET /feature-flags/AUTH_GOOGLE/evaluate
 * // POST /feature-flags
 * // PUT /feature-flags/AUTH_GOOGLE
 * ```
 */
export declare class FeatureFlagController {
    private readonly featureFlagService;
    constructor(featureFlagService: FeatureFlagService<FeatureFlagKey>);
    /**
     * Evaluates a feature flag for the given context.
     */
    evaluateFlag(key: FeatureFlagKey, body?: EvaluateFlagRequest): Promise<FeatureFlagEvaluation<FeatureFlagKey>>;
    /**
     * Checks if a feature flag is enabled.
     */
    isEnabled(key: FeatureFlagKey, body?: EvaluateFlagRequest): Promise<{
        isEnabled: boolean;
    }>;
    /**
     * Gets all feature flags with their evaluations.
     */
    evaluateAllFlags(body?: EvaluateFlagRequest): Promise<Record<string, FeatureFlagEvaluation<FeatureFlagKey>>>;
    /**
     * Creates a new feature flag.
     */
    createFlag(createData: CreateFlagRequest<FeatureFlagKey>): Promise<FeatureFlag<FeatureFlagKey>>;
    /**
     * Updates an existing feature flag.
     */
    updateFlag(key: FeatureFlagKey, updateData: Partial<CreateFlagRequest<FeatureFlagKey>>): Promise<FeatureFlag<FeatureFlagKey>>;
    /**
     * Deletes a feature flag.
     */
    deleteFlag(key: FeatureFlagKey): Promise<{
        isSuccessful: boolean;
    }>;
    /**
     * Sets a manual override for a flag.
     */
    setOverride(key: FeatureFlagKey, value: FeatureFlagValue): Promise<{
        isSuccessful: boolean;
    }>;
    /**
     * Removes a manual override for a flag.
     */
    removeOverride(key: FeatureFlagKey): Promise<{
        isSuccessful: boolean;
    }>;
    /**
     * Gets all rules for a specific flag.
     */
    getFlagRules(key: FeatureFlagKey): Promise<FeatureFlagRule<FeatureFlagKey>[]>;
    /**
     * Forces a refresh of the feature flag cache.
     */
    refreshCache(): Promise<{
        isSuccessful: boolean;
    }>;
    /**
     * Gets service health status.
     */
    getHealth(): Promise<{
        isInitialized: boolean;
        provider: string;
    }>;
}
export {};
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