Trait dusk_wallet_core::StateClient

pub trait StateClient {
    type Error;
    fn fetch_notes(
        &self, 
        height: u64, 
        vk: &ViewKey
    ) -> Result<Vec<Note>, Self::Error>;
    fn fetch_anchor(&self) -> Result<BlsScalar, Self::Error>;
    fn fetch_opening(
        &self, 
        note: &Note
    ) -> Result<PoseidonBranch<POSEIDON_TREE_DEPTH>, Self::Error>;
    fn fetch_stake(&self, pk: &PublicKey) -> Result<(u64, u32), Self::Error>;
}

Types that are clients of the state API.

Associated Types

type Error

Error returned by the node client.

Required methods

fn fetch_notes(
    &self,
    height: u64,
    vk: &ViewKey
) -> Result<Vec<Note>, Self::Error>

Find notes for a view key, starting from the given block height.

fn fetch_anchor(&self) -> Result<BlsScalar, Self::Error>

Fetch the current anchor of the state.

fn fetch_opening(
    &self,
    note: &Note
) -> Result<PoseidonBranch<POSEIDON_TREE_DEPTH>, Self::Error>

Queries the node to find the opening for a specific note.

fn fetch_stake(&self, pk: &PublicKey) -> Result<(u64, u32), Self::Error>

Queries the node the amount staked by a key and its expiration.

Implementors