nwaku/waku/incentivization/rpc_codec.nim

52 lines
1.4 KiB
Nim

import std/options
import ../common/protobuf, ../waku_core, ./rpc
# Codec for EligibilityProof
proc encode*(epRpc: EligibilityProof): ProtoBuffer =
var pb = initProtoBuffer()
if epRpc.proofOfPayment.isSome():
let proofOfPayment = epRpc.proofOfPayment.get()
pb.write3(1, proofOfPayment)
else:
# there is no proof
discard
pb
proc decode*(T: type EligibilityProof, buffer: seq[byte]): ProtobufResult[T] =
let pb = initProtoBuffer(buffer)
var epRpc = EligibilityProof()
var proofOfPayment = newSeq[byte]()
if not ?pb.getField(1, proofOfPayment):
epRpc.proofOfPayment = none(seq[byte])
else:
epRpc.proofOfPayment = some(proofOfPayment)
ok(epRpc)
# Codec for EligibilityStatus
proc encode*(esRpc: EligibilityStatus): ProtoBuffer =
var pb = initProtoBuffer()
pb.write3(1, esRpc.statusCode)
if esRpc.statusDesc.isSome():
pb.write3(2, esRpc.statusDesc.get())
pb
proc decode*(T: type EligibilityStatus, buffer: seq[byte]): ProtobufResult[T] =
let pb = initProtoBuffer(buffer)
var esRpc = EligibilityStatus()
# status code
var code = uint32(0)
if not ?pb.getField(1, code):
# status code is mandatory
return err(ProtobufError.missingRequiredField("status_code"))
else:
esRpc.statusCode = code
# status description
var description = ""
if not ?pb.getField(2, description):
esRpc.statusDesc = none(string)
else:
esRpc.statusDesc = some(description)
ok(esRpc)