import type { ViemHeader } from '@aztec/ethereum/contracts';
import { SlotNumber } from '@aztec/foundation/branded-types';
import { Fr } from '@aztec/foundation/curves/bn254';
import { EthAddress } from '@aztec/foundation/eth-address';
import type { ZodFor } from '@aztec/foundation/schemas';
import { BufferReader } from '@aztec/foundation/serialize';
import type { FieldsOf } from '@aztec/foundation/types';
import { inspect } from 'util';
import { AztecAddress } from '../aztec-address/index.js';
import { GasFees } from '../gas/index.js';
import type { GlobalVariables } from '../tx/global_variables.js';
import type { UInt64 } from '../types/shared.js';
/**
 * Header of a checkpoint. A checkpoint is a collection of blocks submitted to L1 all within the same slot.
 * This header is verified as-is in the rollup circuits, posted to the L1 rollup contract, stored in the archiver,
 * and exposed via the Aztec Node API. See `CheckpointData` for a struct that includes the header plus extra metadata.
 */
export declare class CheckpointHeader {
    /** Root of the archive tree before this block is added. */
    lastArchiveRoot: Fr;
    /** Hash of the headers of all blocks in this checkpoint. */
    blockHeadersHash: Fr;
    /** Hash of the blobs in the checkpoint. */
    blobsHash: Fr;
    /** Root of the l1 to l2 messages subtree. */
    inHash: Fr;
    /**
     * The root of the epoch out hash balanced tree. The out hash of the first checkpoint in the epoch is inserted at
     * index 0, the second at index 1, and so on.
     * Note: This is not necessarily the final epoch out hash. It includes only the out hashes of checkpoints up to and
     * including the current checkpoint. Any subsequent checkpoints added to the same epoch are not reflected in this
     * value.
     */
    epochOutHash: Fr;
    /** 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;
    /** Total mana used in the block, computed by the root rollup circuit */
    totalManaUsed: Fr;
    constructor(
    /** Root of the archive tree before this block is added. */
    lastArchiveRoot: Fr, 
    /** Hash of the headers of all blocks in this checkpoint. */
    blockHeadersHash: Fr, 
    /** Hash of the blobs in the checkpoint. */
    blobsHash: Fr, 
    /** Root of the l1 to l2 messages subtree. */
    inHash: Fr, 
    /**
     * The root of the epoch out hash balanced tree. The out hash of the first checkpoint in the epoch is inserted at
     * index 0, the second at index 1, and so on.
     * Note: This is not necessarily the final epoch out hash. It includes only the out hashes of checkpoints up to and
     * including the current checkpoint. Any subsequent checkpoints added to the same epoch are not reflected in this
     * value.
     */
    epochOutHash: Fr, 
    /** 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, 
    /** Total mana used in the block, computed by the root rollup circuit */
    totalManaUsed: Fr);
    static get schema(): ZodFor<CheckpointHeader>;
    static getFields(fields: FieldsOf<CheckpointHeader>): readonly [Fr, Fr, Fr, Fr, Fr, SlotNumber, bigint, EthAddress, AztecAddress, GasFees, Fr];
    static from(fields: FieldsOf<CheckpointHeader>): CheckpointHeader;
    static fromBuffer(buffer: Buffer | BufferReader): CheckpointHeader;
    equals(other: CheckpointHeader): boolean;
    /** Returns true if the global variables match those in the checkpoint header. */
    matchesGlobalVariables(other: GlobalVariables): boolean;
    toBuffer(): Buffer<ArrayBufferLike>;
    hash(): Fr;
    static empty(fields?: Partial<FieldsOf<CheckpointHeader>>): CheckpointHeader;
    static random(overrides?: Partial<FieldsOf<CheckpointHeader>>): CheckpointHeader;
    isEmpty(): boolean;
    /**
     * Serializes this instance into a string.
     * @returns Encoded string.
     */
    toString(): `0x${string}`;
    static fromString(str: string): CheckpointHeader;
    static fromViem(header: ViemHeader): CheckpointHeader;
    /**
     * Returns the slot number as a SlotNumber branded type.
     * @deprecated Use slotNumber directly instead.
     */
    getSlotNumber(): SlotNumber;
    toViem(): ViemHeader;
    toInspect(): {
        lastArchive: `0x${string}`;
        blockHeadersHash: `0x${string}`;
        blobsHash: `0x${string}`;
        inHash: `0x${string}`;
        epochOutHash: `0x${string}`;
        slotNumber: SlotNumber;
        timestamp: bigint;
        coinbase: `0x${string}`;
        feeRecipient: `0x${string}`;
        gasFees: {
            feePerDaGas: bigint;
            feePerL2Gas: bigint;
        };
        totalManaUsed: bigint;
    };
    [inspect.custom](): string;
}
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