# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations
import base64
import json
from xdrlib3 import Packer, Unpacker
from .base import DEFAULT_XDR_MAX_DEPTH
from .liquidity_pool_constant_product_parameters import (
LiquidityPoolConstantProductParameters,
)
from .liquidity_pool_type import LiquidityPoolType
__all__ = ["LiquidityPoolParameters"]
[docs]
class LiquidityPoolParameters:
"""
XDR Source Code::
union LiquidityPoolParameters switch (LiquidityPoolType type)
{
case LIQUIDITY_POOL_CONSTANT_PRODUCT:
LiquidityPoolConstantProductParameters constantProduct;
};
"""
def __init__(
self,
type: LiquidityPoolType,
constant_product: LiquidityPoolConstantProductParameters | None = None,
) -> None:
self.type = type
self.constant_product = constant_product
def pack(self, packer: Packer) -> None:
self.type.pack(packer)
if self.type == LiquidityPoolType.LIQUIDITY_POOL_CONSTANT_PRODUCT:
if self.constant_product is None:
raise ValueError("constant_product should not be None.")
self.constant_product.pack(packer)
return
raise ValueError("Invalid type.")
@classmethod
def unpack(
cls, unpacker: Unpacker, depth_limit: int = DEFAULT_XDR_MAX_DEPTH
) -> LiquidityPoolParameters:
if depth_limit <= 0:
raise ValueError("Maximum decoding depth reached")
type = LiquidityPoolType.unpack(unpacker)
if type == LiquidityPoolType.LIQUIDITY_POOL_CONSTANT_PRODUCT:
constant_product = LiquidityPoolConstantProductParameters.unpack(
unpacker, depth_limit - 1
)
return cls(type=type, constant_product=constant_product)
raise ValueError("Invalid type.")
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> LiquidityPoolParameters:
unpacker = Unpacker(xdr)
result = cls.unpack(unpacker)
remaining = len(xdr) - unpacker.get_position()
if remaining != 0:
raise ValueError(f"Unexpected trailing {remaining} bytes in XDR data")
return result
def to_xdr(self) -> str:
xdr_bytes = self.to_xdr_bytes()
return base64.b64encode(xdr_bytes).decode()
@classmethod
def from_xdr(cls, xdr: str) -> LiquidityPoolParameters:
xdr_bytes = base64.b64decode(xdr.encode())
return cls.from_xdr_bytes(xdr_bytes)
def to_json(self) -> str:
return json.dumps(self.to_json_dict())
@classmethod
def from_json(cls, json_str: str) -> LiquidityPoolParameters:
return cls.from_json_dict(json.loads(json_str))
def to_json_dict(self):
if self.type == LiquidityPoolType.LIQUIDITY_POOL_CONSTANT_PRODUCT:
assert self.constant_product is not None
return {
"liquidity_pool_constant_product": self.constant_product.to_json_dict()
}
raise ValueError(f"Unknown type in LiquidityPoolParameters: {self.type}")
@classmethod
def from_json_dict(cls, json_value: dict) -> LiquidityPoolParameters:
if len(json_value) != 1:
raise ValueError(
f"Expected a single-key object for LiquidityPoolParameters, got: {json_value}"
)
key = next(iter(json_value))
type = LiquidityPoolType.from_json_dict(key)
if key == "liquidity_pool_constant_product":
constant_product = LiquidityPoolConstantProductParameters.from_json_dict(
json_value["liquidity_pool_constant_product"]
)
return cls(type=type, constant_product=constant_product)
raise ValueError(f"Unknown key '{key}' for LiquidityPoolParameters")
def __hash__(self):
return hash(
(
self.type,
self.constant_product,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return (
self.type == other.type and self.constant_product == other.constant_product
)
def __repr__(self):
out = []
out.append(f"type={self.type}")
if self.constant_product is not None:
out.append(f"constant_product={self.constant_product}")
return f"<LiquidityPoolParameters [{', '.join(out)}]>"