import { Fr } from '@aztec/foundation/curves/bn254';
import { BufferReader, FieldReader } from '@aztec/foundation/serialize';
import type { FieldsOf } from '@aztec/foundation/types';
import { z } from 'zod';
import { Gas } from './gas.js';
import { GasFees } from './gas_fees.js';
/** Approximate max DA gas limit. Arbitrary, assuming 4 blocks per checkpoint — users should use gas estimation. */
export declare const APPROXIMATE_MAX_DA_GAS_PER_BLOCK: number;
/** Fallback teardown L2 gas limit. Arbitrary — users should use gas estimation. */
export declare const FALLBACK_TEARDOWN_L2_GAS_LIMIT: number;
/** Fallback teardown DA gas limit. Arbitrary — users should use gas estimation. */
export declare const FALLBACK_TEARDOWN_DA_GAS_LIMIT: number;
export declare const GAS_ESTIMATION_TEARDOWN_L2_GAS_LIMIT = 6540000;
export declare const GAS_ESTIMATION_L2_GAS_LIMIT: number;
export declare const GAS_ESTIMATION_TEARDOWN_DA_GAS_LIMIT = 786432;
export declare const GAS_ESTIMATION_DA_GAS_LIMIT: number;
/** Gas usage and fees limits set by the transaction sender for different dimensions and phases. */
export declare class GasSettings {
    readonly gasLimits: Gas;
    readonly teardownGasLimits: Gas;
    readonly maxFeesPerGas: GasFees;
    readonly maxPriorityFeesPerGas: GasFees;
    constructor(gasLimits: Gas, teardownGasLimits: Gas, maxFeesPerGas: GasFees, maxPriorityFeesPerGas: GasFees);
    static get schema(): z.ZodEffects<z.ZodObject<{
        gasLimits: z.ZodEffects<z.ZodObject<{
            daGas: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodNumber>;
            l2Gas: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodNumber>;
        }, "strip", z.ZodTypeAny, {
            daGas: number;
            l2Gas: number;
        }, {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        }>, Gas, {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        }>;
        teardownGasLimits: z.ZodEffects<z.ZodObject<{
            daGas: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodNumber>;
            l2Gas: z.ZodPipeline<z.ZodUnion<[z.ZodBigInt, z.ZodNumber, z.ZodString]>, z.ZodNumber>;
        }, "strip", z.ZodTypeAny, {
            daGas: number;
            l2Gas: number;
        }, {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        }>, Gas, {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        }>;
        maxFeesPerGas: 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;
        }>;
        maxPriorityFeesPerGas: 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, {
        gasLimits: Gas;
        teardownGasLimits: Gas;
        maxFeesPerGas: GasFees;
        maxPriorityFeesPerGas: GasFees;
    }, {
        gasLimits: {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        };
        teardownGasLimits: {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        };
        maxFeesPerGas: {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        };
        maxPriorityFeesPerGas: {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        };
    }>, GasSettings, {
        gasLimits: {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        };
        teardownGasLimits: {
            daGas: string | number | bigint;
            l2Gas: string | number | bigint;
        };
        maxFeesPerGas: {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        };
        maxPriorityFeesPerGas: {
            feePerDaGas: string | number | bigint;
            feePerL2Gas: string | number | bigint;
        };
    }>;
    getSize(): number;
    static from(args: {
        gasLimits: FieldsOf<Gas>;
        teardownGasLimits: FieldsOf<Gas>;
        maxFeesPerGas: FieldsOf<GasFees>;
        maxPriorityFeesPerGas: FieldsOf<GasFees>;
    }): GasSettings;
    /**
     * Creates a GasSettings 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 GasSettings fields
     * @returns A GasSettings instance
     */
    static fromPlainObject(obj: any): GasSettings;
    clone(): GasSettings;
    /** Returns the maximum fee to be paid according to gas limits and max fees set. */
    getFeeLimit(): Fr;
    /** Zero-value gas settings. */
    static empty(): GasSettings;
    /**
     * Fills in gas limits high enough for transactions to be included in most cases.
     * gasLimits is set to the maximum the protocol allows; since teardown gas is reserved
     * from gasLimits during private execution (see gas_meter.nr), the effective gas available
     * for app logic will be gasLimits - teardownGasLimits - privateOverhead.
     * The DA gas limit is set to an approximate max per block assuming 4 blocks per checkpoint,
     * since using the maximum per checkpoint would cause nodes to reject transactions.
     * These values won't work if:
     *  - Teardown consumes more than the arbitrarily assigned fallback limits
     *  - The rest of the transaction consumes more than the remaining gas after teardown
     *  - The DA gas limit is too low for the transaction, while still within the checkpoint limit
     */
    static fallback(overrides: {
        gasLimits?: Gas;
        teardownGasLimits?: Gas;
        maxFeesPerGas: GasFees;
        maxPriorityFeesPerGas?: GasFees;
    }): GasSettings;
    /**
     * Gas settings for simulation/estimation only.
     * Since teardown gas is reserved upfront from gasLimits during private execution (see gas_meter.nr),
     * the effective gas available for app logic is gasLimits - teardownGasLimits - privateOverhead.
     * To ensure estimation never hits gas caps, we set both limits above what the protocol allows:
     * teardown gets MAX_PROCESSABLE and gasLimits gets teardown + MAX_PROCESSABLE, so the full
     * processable amount remains available for each phase independently. To be used in conjunction
     * with skipTxValidation: true during public simulation, or the node would reject the transaction
     * outright due to gas limits being above protocol max.
     */
    static forEstimation(overrides: {
        gasLimits?: Gas;
        teardownGasLimits?: Gas;
        maxFeesPerGas: GasFees;
        maxPriorityFeesPerGas?: GasFees;
    }): GasSettings;
    isEmpty(): boolean;
    equals(other: GasSettings): boolean;
    static fromBuffer(buffer: Buffer | BufferReader): GasSettings;
    toBuffer(): Buffer<ArrayBufferLike>;
    static fromFields(fields: Fr[] | FieldReader): GasSettings;
    toFields(): Fr[];
    static getFields(fields: FieldsOf<GasSettings>): readonly [Gas, Gas, GasFees, GasFees];
}
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