From 0406b8c6fe07f4d3558d8c9994a7e96ed6220b30 Mon Sep 17 00:00:00 2001
From: Juan Manuel Rodriguez Defago <juanma.rdefago@gmail.com>
Date: Mon, 18 Apr 2022 23:19:00 -0300
Subject: [PATCH] Swapped fromBytes to try_fromBytes in
 fetchGraphAccountMetadata

---
 src/mappings/metadataHelpers.template.ts | 49 +++++++++++++-----------
 1 file changed, 26 insertions(+), 23 deletions(-)

diff --git a/src/mappings/metadataHelpers.template.ts b/src/mappings/metadataHelpers.template.ts
index 9864d91c..382b0fea 100644
--- a/src/mappings/metadataHelpers.template.ts
+++ b/src/mappings/metadataHelpers.template.ts
@@ -7,31 +7,34 @@ export function fetchGraphAccountMetadata(graphAccount: GraphAccount, ipfsHash:
   {{#ipfs}}
   let ipfsData = ipfs.cat(ipfsHash)
   if (ipfsData !== null) {
-    let data = json.fromBytes(ipfsData as Bytes).toObject()
-    graphAccount.codeRepository = jsonToString(data.get('codeRepository'))
-    graphAccount.description = jsonToString(data.get('description'))
-    graphAccount.image = jsonToString(data.get('image'))
-    graphAccount.displayName = jsonToString(data.get('displayName'))
-    let isOrganization = data.get('isOrganization')
-    if (isOrganization != null && isOrganization.kind === JSONValueKind.BOOL) {
-      graphAccount.isOrganization = isOrganization.toBool()
-    }
-    graphAccount.website = jsonToString(data.get('website'))
-    graphAccount.save()
-
-    // Update all associated vesting contract addresses
-    let tlws = graphAccount.tokenLockWallets
-    for (let i = 0; i < tlws.length; i++) {
-      let tlw = GraphAccount.load(tlws[i])!
-      tlw.codeRepository = graphAccount.codeRepository
-      tlw.description = graphAccount.description
-      tlw.image = graphAccount.image
-      tlw.displayName = graphAccount.displayName
+    let tryData = json.try_fromBytes(ipfsData as Bytes)
+    if(tryData.isOk) {
+      let data = tryData.value.toObject()
+      graphAccount.codeRepository = jsonToString(data.get('codeRepository'))
+      graphAccount.description = jsonToString(data.get('description'))
+      graphAccount.image = jsonToString(data.get('image'))
+      graphAccount.displayName = jsonToString(data.get('displayName'))
+      let isOrganization = data.get('isOrganization')
       if (isOrganization != null && isOrganization.kind === JSONValueKind.BOOL) {
-        tlw.isOrganization = isOrganization.toBool()
+        graphAccount.isOrganization = isOrganization.toBool()
+      }
+      graphAccount.website = jsonToString(data.get('website'))
+      graphAccount.save()
+
+      // Update all associated vesting contract addresses
+      let tlws = graphAccount.tokenLockWallets
+      for (let i = 0; i < tlws.length; i++) {
+        let tlw = GraphAccount.load(tlws[i])!
+        tlw.codeRepository = graphAccount.codeRepository
+        tlw.description = graphAccount.description
+        tlw.image = graphAccount.image
+        tlw.displayName = graphAccount.displayName
+        if (isOrganization != null && isOrganization.kind === JSONValueKind.BOOL) {
+          tlw.isOrganization = isOrganization.toBool()
+        }
+        tlw.website = graphAccount.website
+        tlw.save()
       }
-      tlw.website = graphAccount.website
-      tlw.save()
     }
   }
   {{/ipfs}}