use crate::shortint::parameters::{
    CarryModulus, CiphertextModulus, ClassicPBSParameters, DecompositionBaseLog,
    DecompositionLevelCount, DynamicDistribution, EncryptionKeyChoice, GlweDimension, LweDimension,
    MaxNoiseLevel, MessageModulus, ModulusSwitchType, PolynomialSize, StandardDev,
};

/// p-fail = 2^-128.4, algorithmic cost ~ 70, 2-norm = 3
pub const V1_4_PARAM_MESSAGE_1_CARRY_1_PBS_KS_GAUSSIAN_2M128: ClassicPBSParameters =
    ClassicPBSParameters {
        lwe_dimension: LweDimension(914),
        glwe_dimension: GlweDimension(4),
        polynomial_size: PolynomialSize(512),
        lwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            8.938614855855138e-07,
        )),
        glwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            2.845267479601915e-15,
        )),
        pbs_base_log: DecompositionBaseLog(23),
        pbs_level: DecompositionLevelCount(1),
        ks_base_log: DecompositionBaseLog(5),
        ks_level: DecompositionLevelCount(3),
        message_modulus: MessageModulus(2),
        carry_modulus: CarryModulus(2),
        max_noise_level: MaxNoiseLevel::new(3),
        log2_p_fail: -128.4,
        ciphertext_modulus: CiphertextModulus::new_native(),
        encryption_key_choice: EncryptionKeyChoice::Small,
        modulus_switch_noise_reduction_params: ModulusSwitchType::CenteredMeanNoiseReduction,
    };

/// p-fail = 2^-128.05, algorithmic cost ~ 128, 2-norm = 5
pub const V1_4_PARAM_MESSAGE_2_CARRY_2_PBS_KS_GAUSSIAN_2M128: ClassicPBSParameters =
    ClassicPBSParameters {
        lwe_dimension: LweDimension(978),
        glwe_dimension: GlweDimension(1),
        polynomial_size: PolynomialSize(2048),
        lwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            2.962875621642539e-07,
        )),
        glwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            2.845267479601915e-15,
        )),
        pbs_base_log: DecompositionBaseLog(23),
        pbs_level: DecompositionLevelCount(1),
        ks_base_log: DecompositionBaseLog(3),
        ks_level: DecompositionLevelCount(6),
        message_modulus: MessageModulus(4),
        carry_modulus: CarryModulus(4),
        max_noise_level: MaxNoiseLevel::new(5),
        log2_p_fail: -128.05,
        ciphertext_modulus: CiphertextModulus::new_native(),
        encryption_key_choice: EncryptionKeyChoice::Small,
        modulus_switch_noise_reduction_params: ModulusSwitchType::CenteredMeanNoiseReduction,
    };

/// p-fail = 2^-128.729, algorithmic cost ~ 2030, 2-norm = 9
pub const V1_4_PARAM_MESSAGE_3_CARRY_3_PBS_KS_GAUSSIAN_2M128: ClassicPBSParameters =
    ClassicPBSParameters {
        lwe_dimension: LweDimension(1106),
        glwe_dimension: GlweDimension(1),
        polynomial_size: PolynomialSize(16384),
        lwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            3.255365915886752e-08,
        )),
        glwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            2.168404344971009e-19,
        )),
        pbs_base_log: DecompositionBaseLog(15),
        pbs_level: DecompositionLevelCount(2),
        ks_base_log: DecompositionBaseLog(3),
        ks_level: DecompositionLevelCount(7),
        message_modulus: MessageModulus(8),
        carry_modulus: CarryModulus(8),
        max_noise_level: MaxNoiseLevel::new(9),
        log2_p_fail: -128.729,
        ciphertext_modulus: CiphertextModulus::new_native(),
        encryption_key_choice: EncryptionKeyChoice::Small,
        modulus_switch_noise_reduction_params: ModulusSwitchType::CenteredMeanNoiseReduction,
    };

/// p-fail = 2^-129.855, algorithmic cost ~ 13785, 2-norm = 17
pub const V1_4_PARAM_MESSAGE_4_CARRY_4_PBS_KS_GAUSSIAN_2M128: ClassicPBSParameters =
    ClassicPBSParameters {
        lwe_dimension: LweDimension(1267),
        glwe_dimension: GlweDimension(1),
        polynomial_size: PolynomialSize(65536),
        lwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            2.0240196581361536e-09,
        )),
        glwe_noise_distribution: DynamicDistribution::new_gaussian_from_std_dev(StandardDev(
            2.168404344971009e-19,
        )),
        pbs_base_log: DecompositionBaseLog(11),
        pbs_level: DecompositionLevelCount(3),
        ks_base_log: DecompositionBaseLog(3),
        ks_level: DecompositionLevelCount(9),
        message_modulus: MessageModulus(16),
        carry_modulus: CarryModulus(16),
        max_noise_level: MaxNoiseLevel::new(17),
        log2_p_fail: -129.855,
        ciphertext_modulus: CiphertextModulus::new_native(),
        encryption_key_choice: EncryptionKeyChoice::Small,
        modulus_switch_noise_reduction_params: ModulusSwitchType::CenteredMeanNoiseReduction,
    };
