60 lines
1.6 KiB
Rust
60 lines
1.6 KiB
Rust
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use {
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crate::bank::RewardInfo,
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solana_sdk::{pubkey::Pubkey, reward_type::RewardType},
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std::collections::HashMap,
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};
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#[derive(Clone, Debug, PartialEq, Eq)]
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pub(crate) struct RentDebit {
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rent_collected: u64,
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post_balance: u64,
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}
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impl RentDebit {
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fn try_into_reward_info(self) -> Option<RewardInfo> {
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let rent_debit = i64::try_from(self.rent_collected)
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.ok()
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.and_then(|r| r.checked_neg());
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rent_debit.map(|rent_debit| RewardInfo {
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reward_type: RewardType::Rent,
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lamports: rent_debit,
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post_balance: self.post_balance,
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commission: None, // Not applicable
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})
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}
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}
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#[derive(Clone, Debug, Default, PartialEq, Eq)]
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pub struct RentDebits(HashMap<Pubkey, RentDebit>);
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impl RentDebits {
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pub(crate) fn get_account_rent_debit(&self, address: &Pubkey) -> u64 {
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self.0
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.get(address)
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.map(|r| r.rent_collected)
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.unwrap_or_default()
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}
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#[cfg(test)]
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pub(crate) fn len(&self) -> usize {
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self.0.len()
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}
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pub fn insert(&mut self, address: &Pubkey, rent_collected: u64, post_balance: u64) {
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if rent_collected != 0 {
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self.0.insert(
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*address,
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RentDebit {
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rent_collected,
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post_balance,
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},
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);
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}
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}
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pub fn into_unordered_rewards_iter(self) -> impl Iterator<Item = (Pubkey, RewardInfo)> {
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self.0
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.into_iter()
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.filter_map(|(address, rent_debit)| Some((address, rent_debit.try_into_reward_info()?)))
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}
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}
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