dash_sdk/platform/transition/
withdraw_from_identity.rsuse dpp::dashcore::Address;
use dpp::identity::accessors::IdentityGettersV0;
use dpp::identity::core_script::CoreScript;
use dpp::identity::signer::Signer;
use dpp::identity::{Identity, IdentityPublicKey};
use crate::platform::transition::broadcast::BroadcastStateTransition;
use crate::platform::transition::put_settings::PutSettings;
use crate::{Error, Sdk};
use dpp::state_transition::identity_credit_withdrawal_transition::methods::{
IdentityCreditWithdrawalTransitionMethodsV0, PreferredKeyPurposeForSigningWithdrawal,
};
use dpp::state_transition::identity_credit_withdrawal_transition::IdentityCreditWithdrawalTransition;
use dpp::state_transition::proof_result::StateTransitionProofResult;
use dpp::withdrawal::Pooling;
#[async_trait::async_trait]
pub trait WithdrawFromIdentity {
async fn withdraw<S: Signer + Send>(
&self,
sdk: &Sdk,
address: Option<Address>,
amount: u64,
core_fee_per_byte: Option<u32>,
signing_withdrawal_key_to_use: Option<&IdentityPublicKey>,
signer: S,
settings: Option<PutSettings>,
) -> Result<u64, Error>;
}
#[async_trait::async_trait]
impl WithdrawFromIdentity for Identity {
async fn withdraw<S: Signer + Send>(
&self,
sdk: &Sdk,
address: Option<Address>,
amount: u64,
core_fee_per_byte: Option<u32>,
signing_withdrawal_key_to_use: Option<&IdentityPublicKey>,
signer: S,
settings: Option<PutSettings>,
) -> Result<u64, Error> {
let new_identity_nonce = sdk.get_identity_nonce(self.id(), true, settings).await?;
let script = address.map(|address| CoreScript::new(address.script_pubkey()));
let user_fee_increase = settings.and_then(|settings| settings.user_fee_increase);
let state_transition = IdentityCreditWithdrawalTransition::try_from_identity(
self,
script,
amount,
Pooling::Never,
core_fee_per_byte.unwrap_or(1),
user_fee_increase.unwrap_or_default(),
signer,
signing_withdrawal_key_to_use,
PreferredKeyPurposeForSigningWithdrawal::TransferPreferred,
new_identity_nonce,
sdk.version(),
None,
)?;
let result = state_transition.broadcast_and_wait(sdk, settings).await?;
match result {
StateTransitionProofResult::VerifiedPartialIdentity(identity) => {
identity.balance.ok_or(Error::DapiClientError(
"expected an identity balance after withdrawal".to_string(),
))
}
_ => Err(Error::DapiClientError("proved a non identity".to_string())),
}
}
}