From 9b4aa4ccd0b0896339b2a7572dd65630d9fdb970 Mon Sep 17 00:00:00 2001
From: Wondertan <hlibwondertan@gmail.com>
Date: Sat, 20 Apr 2024 21:34:47 +0200
Subject: [PATCH] address broken constructor

---
 das/daser_test.go                 |  4 ++++
 nodebuilder/fraud/constructors.go | 17 +++++++++++++++--
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/das/daser_test.go b/das/daser_test.go
index 9eec6392cc..56fc70ade5 100644
--- a/das/daser_test.go
+++ b/das/daser_test.go
@@ -164,6 +164,9 @@ func TestDASer_stopsAfter_BEFP(t *testing.T) {
 	getter := func(ctx context.Context, height uint64) (*header.ExtendedHeader, error) {
 		return mockGet.GetByHeight(ctx, height)
 	}
+	headGetter := func(ctx context.Context) (*header.ExtendedHeader, error) {
+		return mockGet.Head(ctx)
+	}
 	unmarshaler := fraud.MultiUnmarshaler[*header.ExtendedHeader]{
 		Unmarshalers: map[fraud.ProofType]func([]byte) (fraud.Proof[*header.ExtendedHeader], error){
 			byzantine.BadEncoding: func(data []byte) (fraud.Proof[*header.ExtendedHeader], error) {
@@ -176,6 +179,7 @@ func TestDASer_stopsAfter_BEFP(t *testing.T) {
 	fserv := fraudserv.NewProofService[*header.ExtendedHeader](ps,
 		net.Hosts()[0],
 		getter,
+		headGetter,
 		unmarshaler,
 		ds,
 		false,
diff --git a/nodebuilder/fraud/constructors.go b/nodebuilder/fraud/constructors.go
index eee85d4139..037abb2e51 100644
--- a/nodebuilder/fraud/constructors.go
+++ b/nodebuilder/fraud/constructors.go
@@ -1,6 +1,8 @@
 package fraud
 
 import (
+	"context"
+
 	"github.com/ipfs/go-datastore"
 	pubsub "github.com/libp2p/go-libp2p-pubsub"
 	"github.com/libp2p/go-libp2p/core/host"
@@ -9,6 +11,7 @@ import (
 	"github.com/celestiaorg/go-fraud"
 	"github.com/celestiaorg/go-fraud/fraudserv"
 	libhead "github.com/celestiaorg/go-header"
+	"github.com/celestiaorg/go-header/sync"
 
 	"github.com/celestiaorg/celestia-node/header"
 	"github.com/celestiaorg/celestia-node/nodebuilder/p2p"
@@ -22,13 +25,18 @@ func newFraudServiceWithSync(
 	lc fx.Lifecycle,
 	sub *pubsub.PubSub,
 	host host.Host,
+	sync *sync.Syncer[*header.ExtendedHeader],
 	hstore libhead.Store[*header.ExtendedHeader],
 	registry fraud.ProofUnmarshaler[*header.ExtendedHeader],
 	ds datastore.Batching,
 	network p2p.Network,
 ) (Module, fraud.Service[*header.ExtendedHeader], error) {
 	syncerEnabled := true
-	pservice := fraudserv.NewProofService(sub, host, hstore.GetByHeight, registry, ds, syncerEnabled, network.String())
+	headGetter := func(ctx context.Context) (*header.ExtendedHeader, error) {
+		return sync.Head(ctx)
+	}
+	pservice := fraudserv.NewProofService(sub, host, hstore.GetByHeight,
+		headGetter, registry, ds, syncerEnabled, network.String())
 	lc.Append(fx.Hook{
 		OnStart: pservice.Start,
 		OnStop:  pservice.Stop,
@@ -42,13 +50,18 @@ func newFraudServiceWithoutSync(
 	lc fx.Lifecycle,
 	sub *pubsub.PubSub,
 	host host.Host,
+	sync *sync.Syncer[*header.ExtendedHeader],
 	hstore libhead.Store[*header.ExtendedHeader],
 	registry fraud.ProofUnmarshaler[*header.ExtendedHeader],
 	ds datastore.Batching,
 	network p2p.Network,
 ) (Module, fraud.Service[*header.ExtendedHeader], error) {
 	syncerEnabled := false
-	pservice := fraudserv.NewProofService(sub, host, hstore.GetByHeight, registry, ds, syncerEnabled, network.String())
+	headGetter := func(ctx context.Context) (*header.ExtendedHeader, error) {
+		return sync.Head(ctx)
+	}
+	pservice := fraudserv.NewProofService(sub, host, hstore.GetByHeight,
+		headGetter, registry, ds, syncerEnabled, network.String())
 	lc.Append(fx.Hook{
 		OnStart: pservice.Start,
 		OnStop:  pservice.Stop,