Module orca_whirlpool.internal.anchor.accounts.fee_tier

Classes

class FeeTier (whirlpools_config: solders.pubkey.Pubkey, tick_spacing: int, default_fee_rate: int)

FeeTier(whirlpools_config: solders.pubkey.Pubkey, tick_spacing: int, default_fee_rate: int)

Expand source code

@dataclass
class FeeTier:
    discriminator: typing.ClassVar = b"8K\x9fL\x8eD\xbei"
    layout: typing.ClassVar = borsh.CStruct(
        "whirlpools_config" / BorshPubkey,
        "tick_spacing" / borsh.U16,
        "default_fee_rate" / borsh.U16,
    )
    whirlpools_config: Pubkey
    tick_spacing: int
    default_fee_rate: int

    @classmethod
    async def fetch(
        cls,
        conn: AsyncClient,
        address: Pubkey,
        commitment: typing.Optional[Commitment] = None,
        program_id: Pubkey = PROGRAM_ID,
    ) -> typing.Optional["FeeTier"]:
        resp = await conn.get_account_info(address, commitment=commitment)
        info = resp.value
        if info is None:
            return None
        if info.owner != program_id:
            raise ValueError("Account does not belong to this program")
        bytes_data = info.data
        return cls.decode(bytes_data)

    @classmethod
    async def fetch_multiple(
        cls,
        conn: AsyncClient,
        addresses: list[Pubkey],
        commitment: typing.Optional[Commitment] = None,
        program_id: Pubkey = PROGRAM_ID,
    ) -> typing.List[typing.Optional["FeeTier"]]:
        infos = await get_multiple_accounts(conn, addresses, commitment=commitment)
        res: typing.List[typing.Optional["FeeTier"]] = []
        for info in infos:
            if info is None:
                res.append(None)
                continue
            if info.account.owner != program_id:
                raise ValueError("Account does not belong to this program")
            res.append(cls.decode(info.account.data))
        return res

    @classmethod
    def decode(cls, data: bytes) -> "FeeTier":
        if data[:ACCOUNT_DISCRIMINATOR_SIZE] != cls.discriminator:
            raise AccountInvalidDiscriminator(
                "The discriminator for this account is invalid"
            )
        dec = FeeTier.layout.parse(data[ACCOUNT_DISCRIMINATOR_SIZE:])
        return cls(
            whirlpools_config=dec.whirlpools_config,
            tick_spacing=dec.tick_spacing,
            default_fee_rate=dec.default_fee_rate,
        )

    def to_json(self) -> FeeTierJSON:
        return {
            "whirlpools_config": str(self.whirlpools_config),
            "tick_spacing": self.tick_spacing,
            "default_fee_rate": self.default_fee_rate,
        }

    @classmethod
    def from_json(cls, obj: FeeTierJSON) -> "FeeTier":
        return cls(
            whirlpools_config=Pubkey.from_string(obj["whirlpools_config"]),
            tick_spacing=obj["tick_spacing"],
            default_fee_rate=obj["default_fee_rate"],
        )

Class variables

var default_fee_rate : int

var discriminator : ClassVar

var layout : ClassVar

var tick_spacing : int

var whirlpools_config : solders.pubkey.Pubkey

Static methods

def decode(data: bytes) ‑> FeeTier

Expand source code

@classmethod
def decode(cls, data: bytes) -> "FeeTier":
    if data[:ACCOUNT_DISCRIMINATOR_SIZE] != cls.discriminator:
        raise AccountInvalidDiscriminator(
            "The discriminator for this account is invalid"
        )
    dec = FeeTier.layout.parse(data[ACCOUNT_DISCRIMINATOR_SIZE:])
    return cls(
        whirlpools_config=dec.whirlpools_config,
        tick_spacing=dec.tick_spacing,
        default_fee_rate=dec.default_fee_rate,
    )

async def fetch(conn: solana.rpc.async_api.AsyncClient, address: solders.pubkey.Pubkey, commitment: Optional[solana.rpc.commitment.Commitment] = None, program_id: solders.pubkey.Pubkey = Pubkey( whirLbMiicVdio4qvUfM5KAg6Ct8VwpYzGff3uctyCc, )) ‑> Optional[FeeTier]

Expand source code

@classmethod
async def fetch(
    cls,
    conn: AsyncClient,
    address: Pubkey,
    commitment: typing.Optional[Commitment] = None,
    program_id: Pubkey = PROGRAM_ID,
) -> typing.Optional["FeeTier"]:
    resp = await conn.get_account_info(address, commitment=commitment)
    info = resp.value
    if info is None:
        return None
    if info.owner != program_id:
        raise ValueError("Account does not belong to this program")
    bytes_data = info.data
    return cls.decode(bytes_data)

async def fetch_multiple(conn: solana.rpc.async_api.AsyncClient, addresses: list[solders.pubkey.Pubkey], commitment: Optional[solana.rpc.commitment.Commitment] = None, program_id: solders.pubkey.Pubkey = Pubkey( whirLbMiicVdio4qvUfM5KAg6Ct8VwpYzGff3uctyCc, )) ‑> List[Optional[FeeTier]]

Expand source code

@classmethod
async def fetch_multiple(
    cls,
    conn: AsyncClient,
    addresses: list[Pubkey],
    commitment: typing.Optional[Commitment] = None,
    program_id: Pubkey = PROGRAM_ID,
) -> typing.List[typing.Optional["FeeTier"]]:
    infos = await get_multiple_accounts(conn, addresses, commitment=commitment)
    res: typing.List[typing.Optional["FeeTier"]] = []
    for info in infos:
        if info is None:
            res.append(None)
            continue
        if info.account.owner != program_id:
            raise ValueError("Account does not belong to this program")
        res.append(cls.decode(info.account.data))
    return res

def from_json(obj: FeeTierJSON) ‑> FeeTier

Expand source code

@classmethod
def from_json(cls, obj: FeeTierJSON) -> "FeeTier":
    return cls(
        whirlpools_config=Pubkey.from_string(obj["whirlpools_config"]),
        tick_spacing=obj["tick_spacing"],
        default_fee_rate=obj["default_fee_rate"],
    )

Methods

def to_json(self) ‑> FeeTierJSON

Expand source code

def to_json(self) -> FeeTierJSON:
    return {
        "whirlpools_config": str(self.whirlpools_config),
        "tick_spacing": self.tick_spacing,
        "default_fee_rate": self.default_fee_rate,
    }

class FeeTierJSON (*args, **kwargs)

dict() -> new empty dictionary dict(mapping) -> new dictionary initialized from a mapping object's (key, value) pairs dict(iterable) -> new dictionary initialized as if via: d = {} for k, v in iterable: d[k] = v dict(**kwargs) -> new dictionary initialized with the name=value pairs in the keyword argument list. For example: dict(one=1, two=2)

Expand source code

class FeeTierJSON(typing.TypedDict):
    whirlpools_config: str
    tick_spacing: int
    default_fee_rate: int

Ancestors

• builtins.dict

Class variables

var default_fee_rate : int

var tick_spacing : int

var whirlpools_config : str