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Repot session.

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Gav
2018-01-18 18:42:33 +01:00
parent abb8304389
commit 78a197f632
7 changed files with 75 additions and 58 deletions
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substrate/wasm-runtime/polkadot/src/runtime/staking.rs
+8 -6
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@@ -1,11 +1,11 @@
use keyedvec::KeyedVec;
use storage::Storage;
use primitives::{BlockNumber, Balance, AccountID};
use runtime::consensus;
use runtime::{system, session};
/// The length of a staking era in blocks.
pub fn era_length() -> BlockNumber {
sessions_per_era() * consensus::session_length()
sessions_per_era() * session::length()
}
/// The length of a staking era in sessions.
@@ -17,7 +17,8 @@ pub fn sessions_per_era() -> BlockNumber {
///
/// NOTE: This always happens on a session change.
pub fn next_era() {
unimplemented!()
// TODO: evaluate desired staking amounts and nominations and optimise to find the best
// combination of validators, then use session::set_validators().
}
/// The balance of a given account.
@@ -53,13 +54,14 @@ pub fn unstake(_transactor: &AccountID) {
/// Hook to be called prior to transaction processing.
pub fn pre_transactions() {
consensus::pre_transactions();
}
/// Hook to be called after to transaction processing.
pub fn post_transactions() {
// TODO: check block number and call next_era if necessary.
consensus::post_transactions();
// check block number and call next_era if necessary.
if system::block_number() % era_length() == 0 {
next_era();
}
}