Skip to content

Add committee change events #3158

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 4 commits into from
Feb 26, 2024
Merged

Add committee change events #3158

Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
9584501
Add committee change events
shargon Feb 23, 2024
35a4d98
Update src/Neo/SmartContract/Native/NeoToken.cs
shargon Feb 26, 2024
4e283bf
Update src/Neo/SmartContract/Native/NeoToken.cs
shargon Feb 26, 2024
66c8829
Merge branch 'master' into core-emit-state-change
shargon Feb 26, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
18 changes: 17 additions & 1 deletion src/Neo/SmartContract/Native/NeoToken.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,9 @@ public sealed class NeoToken : FungibleToken<NeoToken.NeoAccountState>
"from", ContractParameterType.PublicKey,
"to", ContractParameterType.PublicKey,
"amount", ContractParameterType.Integer)]
[ContractEvent(3, name: "CommitteeChanged",
"old", ContractParameterType.Array,
"new", ContractParameterType.Array)]
internal NeoToken() : base()
{
this.TotalAmount = 100000000 * Factor;
Expand Down Expand Up @@ -192,10 +195,23 @@ internal override ContractTask OnPersist(ApplicationEngine engine)
// Set next committee
if (ShouldRefreshCommittee(engine.PersistingBlock.Index, engine.ProtocolSettings.CommitteeMembersCount))
{
StorageItem storageItem = engine.Snapshot.GetAndChange(CreateStorageKey(Prefix_Committee));
var storageItem = engine.Snapshot.GetAndChange(CreateStorageKey(Prefix_Committee));
var cachedCommittee = storageItem.GetInteroperable<CachedCommittee>();

var prevCommittee = cachedCommittee.Select(u => u.PublicKey).ToArray();

cachedCommittee.Clear();
cachedCommittee.AddRange(ComputeCommitteeMembers(engine.Snapshot, engine.ProtocolSettings));

var newCommittee = cachedCommittee.Select(u => u.PublicKey).ToArray();

if (!newCommittee.SequenceEqual(prevCommittee))
{
engine.SendNotification(Hash, "CommitteeChanged", new VM.Types.Array(engine.ReferenceCounter) {
new VM.Types.Array(engine.ReferenceCounter, prevCommittee.Select(u => (ByteString)u.ToArray())) ,
new VM.Types.Array(engine.ReferenceCounter, newCommittee.Select(u => (ByteString)u.ToArray()))
});
}
}
return ContractTask.CompletedTask;
}
Expand Down