import { BlockNumber, SlotNumber } from '@aztec/foundation/branded-types';
import { Fr } from '@aztec/foundation/curves/bn254';
import { EthAddress } from '@aztec/foundation/eth-address';
import { BufferReader, FieldReader } from '@aztec/foundation/serialize';
import type { FieldsOf } from '@aztec/foundation/types';
import { inspect } from 'util';
import { z } from 'zod';
import { AztecAddress } from '../aztec-address/index.js';
import { GasFees } from '../gas/gas_fees.js';
import type { UInt64 } from '../types/index.js';
/**
 * Global variables that are constant across the entire checkpoint (slot).
 * Excludes blockNumber since that varies per block within a checkpoint.
 */
export type CheckpointGlobalVariables = Omit<FieldsOf<GlobalVariables>, 'blockNumber'>;
/**
 * Global variables of the L2 block.
 */
export declare class GlobalVariables {
    /** ChainId for the L2 block. */
    chainId: Fr;
    /** Version for the L2 block. */
    version: Fr;
    /** Block number of the L2 block. */
    blockNumber: BlockNumber;
    /** Slot number of the L2 block */
    slotNumber: SlotNumber;
    /** Timestamp of the L2 block. */
    timestamp: UInt64;
    /** Recipient of block reward. */
    coinbase: EthAddress;
    /** Address to receive fees. */
    feeRecipient: AztecAddress;
    /** Global gas prices for this block. */
    gasFees: GasFees;
    constructor(
    /** ChainId for the L2 block. */
    chainId: Fr, 
    /** Version for the L2 block. */
    version: Fr, 
    /** Block number of the L2 block. */
    blockNumber: BlockNumber, 
    /** Slot number of the L2 block */
    slotNumber: SlotNumber, 
    /** Timestamp of the L2 block. */
    timestamp: UInt64, 
    /** Recipient of block reward. */
    coinbase: EthAddress, 
    /** Address to receive fees. */
    feeRecipient: AztecAddress, 
    /** Global gas prices for this block. */
    gasFees: GasFees);
    static get schema(): z.ZodEffects<z.ZodObject<{
        chainId: import("../schemas/index.js").ZodFor<Fr>;
        version: import("../schemas/index.js").ZodFor<Fr>;
        blockNumber: z.ZodEffects<z.ZodPipeline<z.ZodUnion<[z.ZodNumber, z.ZodBigInt, z.ZodString]>, z.ZodNumber>, BlockNumber, string | number | bigint>;
        slotNumber: import("../schemas/index.js").ZodFor<SlotNumber>;
        timestamp: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodBigInt>;
        coinbase: import("../schemas/index.js").ZodFor<EthAddress>;
        feeRecipient: import("../schemas/index.js").ZodFor<AztecAddress>;
        gasFees: z.ZodEffects<z.ZodObject<{
            feePerDaGas: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodBigInt>;
            feePerL2Gas: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodBigInt>;
        }, "strip", z.ZodTypeAny, {
            feePerDaGas: bigint;
            feePerL2Gas: bigint;
        }, {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        }>, GasFees, {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        }>;
    }, "strip", z.ZodTypeAny, {
        chainId: Fr;
        version: Fr;
        blockNumber: number & {
            _branding: "BlockNumber";
        };
        slotNumber: number & {
            _branding: "SlotNumber";
        };
        timestamp: bigint;
        coinbase: EthAddress;
        feeRecipient: AztecAddress;
        gasFees: GasFees;
    }, {
        chainId?: any;
        version?: any;
        blockNumber: string | number | bigint;
        slotNumber?: any;
        timestamp: string | number | bigint;
        coinbase?: any;
        feeRecipient?: any;
        gasFees: {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        };
    }>, GlobalVariables, {
        chainId?: any;
        version?: any;
        blockNumber: string | number | bigint;
        slotNumber?: any;
        timestamp: string | number | bigint;
        coinbase?: any;
        feeRecipient?: any;
        gasFees: {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        };
    }>;
    getSize(): number;
    static from(fields: FieldsOf<GlobalVariables>): GlobalVariables;
    /**
     * Creates a GlobalVariables instance from a plain object without Zod validation.
     * This method is optimized for performance and skips validation, making it suitable
     * for deserializing trusted data (e.g., from C++ via MessagePack).
     * @param obj - Plain object containing GlobalVariables fields
     * @returns A GlobalVariables instance
     */
    static fromPlainObject(obj: any): GlobalVariables;
    static empty(fields?: Partial<FieldsOf<GlobalVariables>>): GlobalVariables;
    static fromBuffer(buffer: Buffer | BufferReader): GlobalVariables;
    static fromFields(fields: Fr[] | FieldReader): GlobalVariables;
    static getFields(fields: FieldsOf<GlobalVariables>): readonly [Fr, Fr, BlockNumber, SlotNumber, bigint, EthAddress, AztecAddress, GasFees];
    toBuffer(): Buffer<ArrayBufferLike>;
    toFields(): Fr[];
    /**
     * A trimmed version of the JSON representation of the global variables,
     * tailored for human consumption.
     */
    toFriendlyJSON(): {
        blockNumber: BlockNumber;
        slotNumber: SlotNumber;
        timestamp: string;
        coinbase: `0x${string}`;
        gasFees: string;
    };
    /**
     * Converts GlobalVariables to a plain object suitable for MessagePack serialization.
     * This method ensures that slotNumber is serialized as a Fr (Field element) to match
     * the C++ struct definition which expects slot_number as FF.
     */
    toJSON(): {
        chainId: Fr;
        version: Fr;
        blockNumber: BlockNumber;
        slotNumber: Fr;
        timestamp: bigint;
        coinbase: EthAddress;
        feeRecipient: AztecAddress;
        gasFees: GasFees;
    };
    clone(): GlobalVariables;
    isEmpty(): boolean;
    static random(overrides?: Partial<FieldsOf<GlobalVariables>>): GlobalVariables;
    toInspect(): {
        chainId: number;
        version: number;
        blockNumber: BlockNumber;
        slotNumber: SlotNumber;
        timestamp: bigint;
        coinbase: `0x${string}`;
        feeRecipient: `0x${string}`;
        feePerDaGas: number;
        feePerL2Gas: number;
    };
    [inspect.custom](): string;
    equals(other: this): boolean;
}
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