import type { OAuth2Client } from 'google-auth-library';
interface OptionalResult<T> {
    available: boolean;
    data?: T;
    error?: string;
}
interface RemoteConfigTemplate {
    parameters?: Record<string, unknown>;
    parameterGroups?: Record<string, unknown>;
    conditions?: unknown[];
    version?: {
        versionNumber?: string;
        updateTime?: string;
        updateUser?: {
            email?: string;
        };
        updateOrigin?: string;
        updateType?: string;
    };
}
interface PagedItems<T> {
    items: T[];
    pages: number;
    truncated: boolean;
}
export declare function countStates(items: Array<{
    state?: string;
}>): Record<string, number>;
export declare function estimateRemoteConfigDailyCost(fetches: number): number;
export declare function remoteConfigUsageLevel(fetches: number): 'ok' | 'warning' | 'critical';
export declare function getRemoteConfigOverview(auth: OAuth2Client, input: {
    projectId: string;
    namespace?: string;
    days?: number;
    quotaProjectId?: string;
}): Promise<{
    projectId: string;
    quotaProjectId: string;
    namespace: string;
    pricingPolicy: {
        effectiveDate: string;
        noCostDailyFetches: number;
        firstPaidTier: {
            from: number;
            to: number;
            usdPerRequest: number;
        };
        secondPaidTier: {
            from: number;
            usdPerRequest: number;
        };
        transitionNotice: string;
        sourceUrl: string;
    };
    billing: {
        readonly available: false;
        readonly error: string;
    } | {
        available: boolean;
        plan: string;
        billingEnabled: boolean;
    };
    usage: OptionalResult<{
        date: string;
        fetches: number;
    }[]> | {
        available: boolean;
        metric: string;
        days: {
            date: string;
            fetches: number;
        }[];
        latest: {
            utilizationPercent: number;
            level: "ok" | "warning" | "critical";
            projectedStandardDailyCostUsd: number;
            date: string;
            fetches: number;
        } | null;
        peak: {
            utilizationPercent: number;
            level: "ok" | "warning" | "critical";
            projectedStandardDailyCostUsd: number;
            date: string;
            fetches: number;
        } | null;
    };
    template: OptionalResult<RemoteConfigTemplate> | {
        available: boolean;
        version: {
            versionNumber?: string;
            updateTime?: string;
            updateUser?: {
                email?: string;
            };
            updateOrigin?: string;
            updateType?: string;
        } | null;
        parameterCount: number;
        parameterGroupCount: number;
        conditionCount: number;
    };
    experiments: OptionalResult<PagedItems<{
        name?: string;
        state?: string;
        startTime?: string;
        endTime?: string;
        lastUpdateTime?: string;
        definition?: unknown;
    }>> | {
        available: boolean;
        total: number;
        stateCounts: Record<string, number>;
        active: {
            name: string | undefined;
            displayName: string | undefined;
            state: string | undefined;
            startTime: string | undefined;
            endTime: string | undefined;
            lastUpdateTime: string | undefined;
        }[];
        recent: {
            name: string | undefined;
            displayName: string | undefined;
            state: string | undefined;
            startTime: string | undefined;
            endTime: string | undefined;
            lastUpdateTime: string | undefined;
        }[];
        pages: number;
        truncated: boolean;
    };
    rollouts: OptionalResult<PagedItems<{
        name?: string;
        state?: string;
        startTime?: string;
        endTime?: string;
        lastUpdateTime?: string;
        definition?: unknown;
    }>> | {
        available: boolean;
        total: number;
        stateCounts: Record<string, number>;
        active: {
            name: string | undefined;
            displayName: string | undefined;
            state: string | undefined;
            startTime: string | undefined;
            endTime: string | undefined;
            lastUpdateTime: string | undefined;
        }[];
        recent: {
            name: string | undefined;
            displayName: string | undefined;
            state: string | undefined;
            startTime: string | undefined;
            endTime: string | undefined;
            lastUpdateTime: string | undefined;
        }[];
        pages: number;
        truncated: boolean;
    };
    warnings: string[];
}>;
export {};