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chore: change datatype converstion

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This commit is contained in:
darshankabariya 2025-04-04 21:14:31 +05:30
parent 45bf33005a
commit afd863fc3b
1 changed files with 11 additions and 8 deletions
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19
waku/waku_rln_relay/group_manager/on_chain/group_manager.nim
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@ -68,7 +68,7 @@ type
keystorePassword*: Option[string]
registrationHandler*: Option[RegistrationHandler]
latestProcessedBlock*: BlockNumber
merkleProofCache*: seq[UInt256]
merkleProofCache*: array[20, UInt256]
proc setMetadata*(
g: OnchainGroupManager, lastProcessedBlock = none(BlockNumber)
@ -106,7 +106,7 @@ proc fetchMerkleProofElements*(
debug "------ checking if membership index is validity ------",
membershipIndex = membershipIndex,
membershipIndexUint256 = membershipIndexUint256,
currentCommitmentIndex = currentCommitmentIndex,
currentCommitmentIndex = currentCommitmentIndex,
index40 = index40
if membershipIndexUint256 >= currentCommitmentIndex:
@ -135,13 +135,16 @@ proc fetchMerkleProofElements*(
let responseBytes = await g.ethRpc.get().provider.eth_call(tx, "latest")
var merkleProof: seq[UInt256]
var merkleProof: array[20, UInt256]
for i in 0 .. 19:
let startindex = 32 + (i * 32) # skip initial 32 bytes for the array offset
for i in 0 ..< 20:
merkleProof[i] = UInt256.fromBytes(newSeq[byte](32))
for i in 0 ..< 20:
let startindex = 32 + (i * 32)
if startindex + 32 <= responseBytes.len:
let elementbytes = responseBytes[startindex ..< startindex + 32]
merkleProof.add(UInt256.fromBytesBE(elementbytes))
merkleProof[i] = UInt256.fromBytesBE(elementbytes)
return ok(merkleProof)
except CatchableError:
@ -379,8 +382,8 @@ proc toArray32*(s: seq[byte]): array[32, byte] =
discard output.copyFrom(s)
return output
proc toArray32Seq*(values: seq[UInt256]): seq[array[32, byte]] =
## Converts a MerkleProof (array of 20 UInt256 values) to a sequence of 32-byte arrays
proc toArray32Seq*(values: array[20, UInt256]): seq[array[32, byte]] =
## Converts a MerkleProof (fixed array of 20 UInt256 values) to a sequence of 32-byte arrays
result = newSeqOfCap[array[32, byte]](values.len)
for value in values:
result.add(value.toBytesLE())