Returns the recipient of the fee.
e - An instance of the Env struct.Returns an error if the Factory is not yet initialized.
fn fee_to(env: soroban_sdk::Env) -> ResultReturns the address allowed to change the fee recipient.
e - An instance of the Env struct.Returns an error if the Factory is not yet initialized.
fn fee_to_setter(env: soroban_sdk::Env) -> ResultChecks if fees are enabled.
e - An instance of the Env struct.Returns an error if the Factory is not yet initialized.
fn fees_enabled(env: soroban_sdk::Env) -> ResultReturns the total number of pairs created through the factory so far.
e - An instance of the Env struct.Returns an error if the Factory is not yet initialized.
fn all_pairs_length(env: soroban_sdk::Env) -> ResultReturns the address of the pair for token_a and token_b, if it has been created.
e - An instance of the Env struct.token_a - The address of the first token in the pair.token_b - The address of the second token in the pair.Returns an error if the Factory is not yet initialized or if the pair does not exist
fn get_pair(
env: soroban_sdk::Env,
token_a: soroban_sdk::Address,
token_b: soroban_sdk::Address,
) -> ResultReturns the address of the nth pair (0-indexed) created through the factory, or address(0) if not enough pairs have been created yet.
e - An instance of the Env struct.n - The index of the pair to retrieve.Returns an error if the Factory is not yet initialized or if index n does not exist.
fn all_pairs(
env: soroban_sdk::Env,
n: u32,
) -> ResultChecks if a pair exists for the given token_a and token_b.
e - An instance of the Env struct.token_a - The address of the first token in the pair.token_b - The address of the second token in the pair.Returns an error if the Factory is not yet initialized.
fn pair_exists(
env: soroban_sdk::Env,
token_a: soroban_sdk::Address,
token_b: soroban_sdk::Address,
) -> ResultSets the fee_to_setter address and initializes the factory.
e - An instance of the Env struct.setter - The address to set as the current fee_to_setter.pair_wasm_hash - The Wasm hash of the pair.Returns an error if the Factory is already initialized.
fn initialize(
env: soroban_sdk::Env,
setter: soroban_sdk::Address,
pair_wasm_hash: soroban_sdk::BytesN<32>,
) -> Result<(), FactoryError>Sets the fee_to address.
e - An instance of the Env struct.to - The address to set as the fee_to.Returns an error if the Factory is not yet initialized or if the caller is not the current fee_to_setter.
fn set_fee_to(
env: soroban_sdk::Env,
to: soroban_sdk::Address,
) -> Result<(), FactoryError>Sets the fee_to_setter address.
e - An instance of the Env struct.new_setter - The address to set as the new fee_to_setter.Returns an error if the Factory is not yet initialized or if the caller is not the existing fee_to_setter.
fn set_fee_to_setter(
env: soroban_sdk::Env,
new_setter: soroban_sdk::Address,
) -> Result<(), FactoryError>Sets whether fees are enabled or disabled.
e - An instance of the Env struct.is_enabled - A boolean indicating whether fees are enabled or disabled.Returns an error if the Factory is not yet initialized or if the caller is not the current fee_to_setter.
fn set_fees_enabled(
env: soroban_sdk::Env,
is_enabled: bool,
) -> Result<(), FactoryError>Creates a pair for token_a and token_b if one doesn't exist already.
e - An instance of the Env struct.token_a - The address of the first token in the pair.token_b - The address of the second token in the pair.Returns an error if the pair is not yet initialized, if token_a and token_b have identical addresses, or if the pair already exists between token_a and token_b.
fn create_pair(
env: soroban_sdk::Env,
token_a: soroban_sdk::Address,
token_b: soroban_sdk::Address,
) -> Result