From a562d5948c810fc9f8e682a58f1c81fd9f726177 Mon Sep 17 00:00:00 2001
From: alex <rusdev.alex@gmail.com>
Date: Tue, 22 Aug 2023 15:06:39 +1000
Subject: [PATCH] RPC client: abft API wrapper

---
 ftmclient/abft_api.go | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 ftmclient/abft_api.go

diff --git a/ftmclient/abft_api.go b/ftmclient/abft_api.go
new file mode 100644
index 000000000..173b40f82
--- /dev/null
+++ b/ftmclient/abft_api.go
@@ -0,0 +1,24 @@
+package ftmclient
+
+import (
+	"context"
+	"math/big"
+
+	"github.com/ethereum/go-ethereum"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+
+	"github.com/Fantom-foundation/go-opera/inter"
+)
+
+// GetValidators returns Lachesis event by hash or short ID.
+func (ec *Client) GetValidators(ctx context.Context, epoch *big.Int) (inter.ValidatorProfiles, error) {
+	var raw map[hexutil.Uint64]interface{}
+	err := ec.c.CallContext(ctx, &raw, "abft_getValidators", toBlockNumArg(epoch))
+	if err != nil {
+		return nil, err
+	} else if len(raw) == 0 {
+		return nil, ethereum.NotFound
+	}
+
+	return inter.RPCUnmarshalValidators(raw)
+}