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fix: xSushiAgeTranfered null check #100

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fix: xSushiAgeTranfered null check #100

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5 changes: 4 additions & 1 deletion subgraphs/bar/src/bar.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -282,7 +282,10 @@ export function transfer(event: TransferEvent): void {
// Recalc xSushi age first
fromUser.xSushiAge = fromUser.xSushiAge.plus(fromUserDays.times(fromUser.xSushi))
// Calculate xSushiAge being transfered
const xSushiAgeTranfered = fromUser.xSushiAge.div(fromUser.xSushi).times(value)
let xSushiAgeTranfered = BigDecimal.fromString('0')
if (!fromUser.xSushiAge.equals(BigDecimal.fromString('0')) && !fromUser.xSushi.equals(BigDecimal.fromString('0'))) {
xSushiAgeTranfered = fromUser.xSushiAge.div(fromUser.xSushi).times(value)
}
// Subtract from xSushiAge
fromUser.xSushiAge = fromUser.xSushiAge.minus(xSushiAgeTranfered)
fromUser.updatedAt = event.block.timestamp
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5 changes: 5 additions & 0 deletions subgraphs/bar/template.yaml
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Original file line number Diff line number Diff line change
@@ -1,4 +1,9 @@
specVersion: 0.0.3
# features:
# - grafting
# graft:
# base: 'QmTSGqvK8kYdNFe8cRJ1S1naUb4C19cB9tijNU872hqc2i'
# block: 15439322 #NOTE: the next block had a div by 0 issue
description: Bar
repository: https://github.com/sushiswap/sushiswap-subgraph
schema:
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