core: refactor acking relationship (#3)

* core: refactor acking relationship

Use AckBy only, and remove IndirectAcks.

Also fix the issue where validator is not filling Height when proposing
block.

1 files changed, 2 insertions, 3 deletions

diff --git a/core/types/block.go b/core/types/block.go
index 8808312..91b71da 100644
--- a/core/types/block.go
+++ b/core/types/block.go
@@ -45,9 +45,8 @@ type Block struct {
 	Timestamps map[ValidatorID]time.Time
 	Acks       map[common.Hash]struct{}
 
-	IndirectAcks map[common.Hash]struct{}
-	AckedBy      map[common.Hash]bool // bool: direct
-	State        State
+	Ackeds map[common.Hash]struct{}
+	State   State
 }
 
 func (b *Block) String() string {