/**
 * @license
 * Copyright 2025 Vybestack LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { z } from 'zod';
/**
 * Schema for a single quota bucket from the CodeAssist retrieveUserQuota API
 */
export declare const GeminiBucketInfoSchema: z.ZodObject<{
    remainingAmount: z.ZodOptional<z.ZodString>;
    remainingFraction: z.ZodOptional<z.ZodNumber>;
    resetTime: z.ZodOptional<z.ZodString>;
    tokenType: z.ZodOptional<z.ZodString>;
    modelId: z.ZodOptional<z.ZodString>;
}, "strip", z.ZodTypeAny, {
    modelId?: string | undefined;
    tokenType?: string | undefined;
    remainingAmount?: string | undefined;
    remainingFraction?: number | undefined;
    resetTime?: string | undefined;
}, {
    modelId?: string | undefined;
    tokenType?: string | undefined;
    remainingAmount?: string | undefined;
    remainingFraction?: number | undefined;
    resetTime?: string | undefined;
}>;
/**
 * Schema for the full retrieveUserQuota response
 */
export declare const GeminiQuotaResponseSchema: z.ZodObject<{
    buckets: z.ZodOptional<z.ZodArray<z.ZodObject<{
        remainingAmount: z.ZodOptional<z.ZodString>;
        remainingFraction: z.ZodOptional<z.ZodNumber>;
        resetTime: z.ZodOptional<z.ZodString>;
        tokenType: z.ZodOptional<z.ZodString>;
        modelId: z.ZodOptional<z.ZodString>;
    }, "strip", z.ZodTypeAny, {
        modelId?: string | undefined;
        tokenType?: string | undefined;
        remainingAmount?: string | undefined;
        remainingFraction?: number | undefined;
        resetTime?: string | undefined;
    }, {
        modelId?: string | undefined;
        tokenType?: string | undefined;
        remainingAmount?: string | undefined;
        remainingFraction?: number | undefined;
        resetTime?: string | undefined;
    }>, "many">>;
}, "strip", z.ZodTypeAny, {
    buckets?: {
        modelId?: string | undefined;
        tokenType?: string | undefined;
        remainingAmount?: string | undefined;
        remainingFraction?: number | undefined;
        resetTime?: string | undefined;
    }[] | undefined;
}, {
    buckets?: {
        modelId?: string | undefined;
        tokenType?: string | undefined;
        remainingAmount?: string | undefined;
        remainingFraction?: number | undefined;
        resetTime?: string | undefined;
    }[] | undefined;
}>;
export type GeminiBucketInfo = z.infer<typeof GeminiBucketInfoSchema>;
export type GeminiQuotaResponse = z.infer<typeof GeminiQuotaResponseSchema>;
/**
 * Fetch Gemini quota information from the CodeAssist retrieveUserQuota endpoint.
 * Requires a Google OAuth access token from the token store.
 *
 * Two-step process:
 * 1. Call loadCodeAssist to obtain the user's projectId
 * 2. Call retrieveUserQuota with that projectId to get per-model bucket quota info
 *
 * @param accessToken - Google OAuth access token
 * @returns Quota info if available, null on error
 */
export declare function fetchGeminiQuota(accessToken: string): Promise<GeminiQuotaResponse | null>;