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graphql: add query for chainID #21451

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Merged
karalabe merged 1 commit into from
Aug 25, 2020
+6 −0
Merged

graphql: add query for chainID #21451

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4 changes: 4 additions & 0 deletions graphql/graphql.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1044,6 +1044,10 @@ func (r *Resolver) ProtocolVersion(ctx context.Context) (int32, error) {
return int32(r.backend.ProtocolVersion()), nil
}

func (r *Resolver) ChainID(ctx context.Context) (hexutil.Big, error) {
return hexutil.Big(*r.backend.ChainConfig().ChainID), nil
}

// SyncState represents the synchronisation status returned from the `syncing` accessor.
type SyncState struct {
progress ethereum.SyncProgress
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2 changes: 2 additions & 0 deletions graphql/schema.go
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Expand Up @@ -314,6 +314,8 @@ const schema string = `
protocolVersion: Int!
# Syncing returns information on the current synchronisation state.
syncing: SyncState
# ChainID returns the current chain ID for transaction replay protection.
chainID: BigInt!
}

type Mutation {
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