Trait eq_primitives::FeeManager

pub trait FeeManager<AccountId, Balance> {
    fn calc_fee(
        owner: &AccountId, 
        last_update: &u64
    ) -> Result<Balance, InterestRateError>;
    fn charge_fee_inner(owner: &AccountId, debt: &Balance);

    fn charge_fee(
        owner: &AccountId, 
        last_update: &u64
    ) -> Result<Balance, InterestRateError> { ... }
}

Generic interface for calculating and charging fees. Used in Treasury and Bailsman pallets

Required methods

fn calc_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

Calculates fee that must be charged from account owner due last_update timestamp

fn charge_fee_inner(owner: &AccountId, debt: &Balance)

Withdraws fee from owner account. Amount that should be withdrawn is passed as debt

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Provided methods

fn charge_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

Calculates and withdraws fee due last_update timestamp from owner. Calls calc_fee and charge_fee_inner. Withdrawn amount is returned in Result

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Implementations on Foreign Types

impl<AccountId, Balance: AtLeast32Bit + Clone> FeeManager<AccountId, Balance> for ()

fn calc_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

fn charge_fee_inner(owner: &AccountId, debt: &Balance)

fn charge_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

impl<AccountId, Balance: AtLeast32Bit + Clone, TupleElement0: FeeManager<AccountId, Balance>> FeeManager<AccountId, Balance> for (TupleElement0,)

fn calc_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

fn charge_fee_inner(owner: &AccountId, debt: &Balance)

fn charge_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

impl<AccountId, Balance: AtLeast32Bit + Clone, TupleElement0: FeeManager<AccountId, Balance>, TupleElement1: FeeManager<AccountId, Balance>> FeeManager<AccountId, Balance> for (TupleElement0, TupleElement1)

fn calc_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

fn charge_fee_inner(owner: &AccountId, debt: &Balance)

fn charge_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

impl<AccountId, Balance: AtLeast32Bit + Clone, TupleElement0: FeeManager<AccountId, Balance>, TupleElement1: FeeManager<AccountId, Balance>, TupleElement2: FeeManager<AccountId, Balance>> FeeManager<AccountId, Balance> for (TupleElement0, TupleElement1, TupleElement2)

fn calc_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

fn charge_fee_inner(owner: &AccountId, debt: &Balance)

fn charge_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

impl<AccountId, Balance: AtLeast32Bit + Clone, TupleElement0: FeeManager<AccountId, Balance>, TupleElement1: FeeManager<AccountId, Balance>, TupleElement2: FeeManager<AccountId, Balance>, TupleElement3: FeeManager<AccountId, Balance>> FeeManager<AccountId, Balance> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3)

fn calc_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

fn charge_fee_inner(owner: &AccountId, debt: &Balance)

fn charge_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

impl<AccountId, Balance: AtLeast32Bit + Clone, TupleElement0: FeeManager<AccountId, Balance>, TupleElement1: FeeManager<AccountId, Balance>, TupleElement2: FeeManager<AccountId, Balance>, TupleElement3: FeeManager<AccountId, Balance>, TupleElement4: FeeManager<AccountId, Balance>> FeeManager<AccountId, Balance> for (TupleElement0, TupleElement1, TupleElement2, TupleElement3, TupleElement4)

fn calc_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

fn charge_fee_inner(owner: &AccountId, debt: &Balance)

fn charge_fee(
    owner: &AccountId,
    last_update: &u64
) -> Result<Balance, InterestRateError>

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Implementors

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