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Add VoteLocking config (#9641)

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* Add VoteLocking config

Co-authored-by: Alexander Popiak <alexander.popiak@gmail.com>
This commit is contained in:
Xiliang Chen
2021-09-03 06:53:57 +12:00
committed by GitHub
parent cfe3490007
commit cd3e3043b0
4 changed files with 57 additions and 48 deletions
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substrate/frame/democracy/src/lib.rs
+10 -4
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@@ -263,8 +263,7 @@ pub mod pallet {
type Currency: ReservableCurrency<Self::AccountId>
+ LockableCurrency<Self::AccountId, Moment = Self::BlockNumber>;
/// The minimum period of locking and the period between a proposal being approved and
/// enacted.
/// The period between a proposal being approved and enacted.
///
/// It should generally be a little more than the unstake period to ensure that
/// voting stakers have an opportunity to remove themselves from the system in the case
@@ -280,6 +279,13 @@ pub mod pallet {
#[pallet::constant]
type VotingPeriod: Get<Self::BlockNumber>;
/// The minimum period of vote locking.
///
/// It should be no shorter than enactment period to ensure that in the case of an approval,
/// those successful voters are locked into the consequences that their votes entail.
#[pallet::constant]
type VoteLockingPeriod: Get<Self::BlockNumber>;
/// The minimum amount to be used as a deposit for a public referendum proposal.
#[pallet::constant]
type MinimumDeposit: Get<BalanceOf<Self>>;
@@ -1429,7 +1435,7 @@ impl<T: Config> Pallet<T> {
},
Some(ReferendumInfo::Finished { end, approved }) => {
if let Some((lock_periods, balance)) = votes[i].1.locked_if(approved) {
let unlock_at = end + T::EnactmentPeriod::get() * lock_periods.into();
let unlock_at = end + T::VoteLockingPeriod::get() * lock_periods.into();
let now = frame_system::Pallet::<T>::block_number();
if now < unlock_at {
ensure!(
@@ -1553,7 +1559,7 @@ impl<T: Config> Pallet<T> {
Self::reduce_upstream_delegation(&target, conviction.votes(balance));
let now = frame_system::Pallet::<T>::block_number();
let lock_periods = conviction.lock_periods().into();
prior.accumulate(now + T::EnactmentPeriod::get() * lock_periods, balance);
prior.accumulate(now + T::VoteLockingPeriod::get() * lock_periods, balance);
voting.set_common(delegations, prior);
Ok(votes)