ensure holderCount is always not null

2021-03-17 11:23:22 -04:00 · 2021-03-17 11:23:22 -04:00 · 71849f783f
parent cc7d6ef42a
commit 71849f783f
3 changed files with 3 additions and 1 deletions
--- a/schema.graphql
+++ b/schema.graphql
@ -248,3 +248,5 @@ type PauseEvent implements TokenEvent @entity {
  " Transaction hash "
  transaction: Bytes!
 }
+
+
--- a/src/mappings/account.ts
+++ b/src/mappings/account.ts
@ -30,7 +30,6 @@ function getOrCreateAccountBalance(account: Account, token: Token): AccountBalan
  newBalance.account = account.id
  newBalance.token = token.id
  newBalance.amount = ZERO.toBigDecimal()
-  // increment token count
  token.holderCount = token.holderCount.plus(ONE)
  token.save()

--- a/src/mappings/token.ts
+++ b/src/mappings/token.ts
@ -44,6 +44,7 @@ export function handleTransfer(event: Transfer): void {
        token.flags = decodeFlags(0)

        token.eventCount = ZERO
+        token.holderCount = ZERO
        token.burnEventCount = ZERO
        token.mintEventCount = ZERO
        token.transferEventCount = ZERO