From b00b62a128e8fcc815453308482624abf044b92b Mon Sep 17 00:00:00 2001
From: Konst <johnysalvesen@gmail.com>
Date: Mon, 9 Dec 2024 19:18:18 +0300
Subject: [PATCH] Added BlobProof response type

---
 cmd/api/handler/namespace.go           |  2 +-
 cmd/api/handler/responses/blobProof.go | 33 ++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100644 cmd/api/handler/responses/blobProof.go

diff --git a/cmd/api/handler/namespace.go b/cmd/api/handler/namespace.go
index d5752f09..529ad284 100644
--- a/cmd/api/handler/namespace.go
+++ b/cmd/api/handler/namespace.go
@@ -804,5 +804,5 @@ func (handler *NamespaceHandler) BlobProofs(c echo.Context) error {
 		return handleError(c, err, handler.namespace)
 	}
 
-	return c.JSON(http.StatusOK, proofs.ShareProofs)
+	return c.JSON(http.StatusOK, responses.NewProofs(proofs.ShareProofs))
 }
diff --git a/cmd/api/handler/responses/blobProof.go b/cmd/api/handler/responses/blobProof.go
new file mode 100644
index 00000000..9becf993
--- /dev/null
+++ b/cmd/api/handler/responses/blobProof.go
@@ -0,0 +1,33 @@
+// SPDX-FileCopyrightText: 2024 PK Lab AG <contact@pklab.io>
+// SPDX-License-Identifier: MIT
+
+package responses
+
+import (
+	"encoding/base64"
+	"github.com/celestiaorg/celestia-app/v3/pkg/proof"
+)
+
+type BlobProof struct {
+	Start int32    `example:"0" format:"integer" json:"start" swaggertype:"integer"`
+	End   int32    `example:"16" format:"integer" json:"end" swaggertype:"integer"`
+	Nodes []string `json:"nodes"`
+}
+
+func NewProofs(proofs []*proof.NMTProof) []BlobProof {
+	result := make([]BlobProof, len(proofs))
+
+	for i := range proofs {
+		proofNodes := make([]string, len(proofs[i].Nodes))
+		for j, node := range proofs[i].Nodes {
+			proofNodes[j] = base64.StdEncoding.EncodeToString(node)
+		}
+
+		result[i] = BlobProof{
+			Start: proofs[i].Start,
+			End:   proofs[i].End,
+			Nodes: proofNodes,
+		}
+	}
+	return result
+}