core: update governance interface and move K into config (#40)

1 files changed, 8 insertions, 2 deletions

diff --git a/core/governance.go b/core/governance.go
index a7069a5..d94fad0 100644
--- a/core/governance.go
+++ b/core/governance.go
@@ -30,9 +30,15 @@ type Governance interface {
 	// Get the current validator set and it's corresponding stake.
 	GetValidatorSet() map[types.ValidatorID]decimal.Decimal
 
+	// Get K
+	GetTotalOrderingK() int
+
+	// Get PhiRatio
+	GetPhiRatio() float32
+
 	// Get block proposing interval (in milliseconds).
 	GetBlockProposingInterval() int
 
-	// Get membership events after a certain epoch.
-	GetMembershipEvents(epoch int) []types.MembershipEvent
+	// Get configuration change events after a certain epoch.
+	GetConfigurationChangeEvent(epoch int) []types.ConfigurationChangeEvent
 }