extract common code

multiversx · Feb 26, 2025 · aace90e · aace90e
1 parent 2d06a89
commit aace90e
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Showing 3 changed files with 16 additions and 16 deletions.
diff --git a/src/endpoints/esdt/esdt.address.service.ts b/src/endpoints/esdt/esdt.address.service.ts
@@ -262,14 +262,7 @@ export class EsdtAddressService {
       nft.uris = dataSourceNft.uris ? dataSourceNft.uris.filter((x: any) => x) : [];
       nft.name = dataSourceNft.name;
       nft.timestamp = dataSourceNft.timestamp;
-      if (dataSourceNft.hash) {
-        const decodedHex = BinaryUtils.base64Decode(dataSourceNft.hash);
-        if (decodedHex.startsWith('proof:')) {
-          nft.hash = decodedHex;
-        } else {
-          nft.hash = dataSourceNft.hash;
-        }
-      }
+      nft.hash = TokenHelpers.getNftProof(dataSourceNft.hash) || '';
 
       if (nft.uris && nft.uris.length > 0) {
         try {

diff --git a/src/endpoints/nfts/nft.service.ts b/src/endpoints/nfts/nft.service.ts
@@ -348,14 +348,7 @@ export class NftService {
       const elasticNftData = elasticNft.data;
       if (elasticNftData) {
         nft.name = elasticNftData.name;
-        if (elasticNftData.hash) {
-          const decodedHex = BinaryUtils.base64Decode(elasticNftData.hash);
-          if (decodedHex.startsWith('proof:')) {
-            nft.hash = decodedHex;
-          } else {
-            nft.hash = elasticNftData.hash;
-          }
-        }
+        nft.hash = nft.hash = TokenHelpers.getNftProof(elasticNftData.hash) || '';
         nft.creator = elasticNftData.creator;
         nft.royalties = elasticNftData.royalties ? elasticNftData.royalties / 100 : undefined; // 10.000 => 100%
         nft.attributes = elasticNftData.attributes;

diff --git a/src/utils/token.helpers.ts b/src/utils/token.helpers.ts
@@ -5,6 +5,7 @@ import { CollectionRoles } from "src/endpoints/tokens/entities/collection.roles"
 import { TokenRoles } from "src/endpoints/tokens/entities/token.roles";
 import { ApiUtils } from '@multiversx/sdk-nestjs-http';
 import '@multiversx/sdk-nestjs-common/lib/utils/extensions/string.extensions';
+import { BinaryUtils } from "@multiversx/sdk-nestjs-common";
 
 export class TokenHelpers {
   static canBool(string: string) {
@@ -96,4 +97,17 @@ export class TokenHelpers {
   static getCollectionIdentifier(nftIdentifier: string): string {
     return nftIdentifier.split('-').slice(0, 2).join('-');
   }
+
+  static getNftProof(hash: string): string | undefined {
+    if (!hash) {
+      return undefined;
+    }
+
+    const decodedHex = BinaryUtils.base64Decode(hash);
+    if (decodedHex.startsWith('proof:')) {
+      return decodedHex;
+    } else {
+      return hash;
+    }
+  }
 }