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JeneaVranceanuJeneaVranceanu
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fix: updated EIP681 to use async/await as it did previously
1 parent a505a85 commit 0f39cd1

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-43
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+49
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‎Sources/web3swift/Utils/EIP/EIP681.swift

Lines changed: 49 additions & 43 deletions
Original file line numberDiff line numberDiff line change
@@ -10,16 +10,16 @@ import Core
1010

1111
extension Web3 {
1212

13-
// request = "ethereum" ":" [ "pay-" ]target_address [ "@" chain_id ] [ "/" function_name ] [ "?" parameters ]
14-
// target_address = ethereum_address
15-
// chain_id = 1*DIGIT
16-
// function_name = STRING
17-
// ethereum_address = ( "0x" 40*40HEXDIG ) / ENS_NAME
18-
// parameters = parameter *( "&" parameter )
19-
// parameter = key "=" value
20-
// key = "value" / "gas" / "gasLimit" / "gasPrice" / TYPE
21-
// value = number / ethereum_address / STRING
22-
// number = [ "-" / "+" ] *DIGIT [ "." 1*DIGIT ] [ ( "e" / "E" ) [ 1*DIGIT ] [ "+" UNIT ]
13+
// request = "ethereum" ":" [ "pay-" ]target_address [ "@" chain_id ] [ "/" function_name ] [ "?" parameters ]
14+
// target_address = ethereum_address
15+
// chain_id = 1*DIGIT
16+
// function_name = STRING
17+
// ethereum_address = ( "0x" 40*40HEXDIG ) / ENS_NAME
18+
// parameters = parameter *( "&" parameter )
19+
// parameter = key "=" value
20+
// key = "value" / "gas" / "gasLimit" / "gasPrice" / TYPE
21+
// value = number / ethereum_address / STRING
22+
// number = [ "-" / "+" ] *DIGIT [ "." 1*DIGIT ] [ ( "e" / "E" ) [ 1*DIGIT ] [ "+" UNIT ]
2323

2424
public struct EIP681Code {
2525
public struct EIP681Parameter {
@@ -91,7 +91,7 @@ extension Web3 {
9191

9292
public struct EIP681CodeEncoder {
9393
public static func encodeFunctionArgument(_ inputType: ABI.Element.ParameterType,
94-
_ rawValue: AnyObject) -> String? {
94+
_ rawValue: AnyObject) -> String? {
9595
switch inputType {
9696
case .address:
9797
if let ethAddress = rawValue as? EthereumAddress {
@@ -288,10 +288,10 @@ extension Web3 {
288288
for comp in queryItems {
289289
if let inputType = try? ABITypeParser.parseTypeString(comp.name) {
290290
guard let rawValue = comp.value,
291-
let functionArgument = parseFunctionArgument(inputType,
292-
rawValue.trimmingCharacters(in: .whitespacesAndNewlines),
293-
chainID: code.chainID ?? 0,
294-
inputNumber: inputNumber)
291+
let functionArgument = await parseFunctionArgument(inputType,
292+
rawValue.trimmingCharacters(in: .whitespacesAndNewlines),
293+
chainID: code.chainID ?? 0,
294+
inputNumber: inputNumber)
295295
else { continue }
296296

297297
inputs.append(functionArgument.argType)
@@ -351,59 +351,59 @@ extension Web3 {
351351
private static func parseFunctionArgument(_ inputType: ABI.Element.ParameterType,
352352
_ rawValue: String,
353353
chainID: BigUInt,
354-
inputNumber: Int) -> FunctionArgument? {
355-
var parsedValue: AnyObject? = nil
354+
inputNumber: Int) async -> FunctionArgument? {
355+
var nativeValue: AnyObject? = nil
356356
switch inputType {
357357
case .address:
358358
let val = EIP681Code.TargetAddress(rawValue)
359359
switch val {
360360
case .ethereumAddress(let ethereumAddress):
361-
parsedValue = ethereumAddress as AnyObject
361+
nativeValue = ethereumAddress as AnyObject
362362
case .ensAddress(let ens):
363363
do {
364-
let web = web3(provider: InfuraProvider(Networks.fromInt(Int(chainID)) ?? Networks.Mainnet)!)
364+
let web = await web3(provider: InfuraProvider(Networks.fromInt(UInt(chainID ?? 1)) ?? Networks.Mainnet)!)
365365
let ensModel = ENS(web3: web)
366-
try ensModel?.setENSResolver(withDomain: ens)
367-
let address = try ensModel?.getAddress(forNode: ens)
368-
parsedValue = address as AnyObject
366+
try await ensModel?.setENSResolver(withDomain: ens)
367+
let address = try await ensModel?.getAddress(forNode: ens)
368+
nativeValue = address as AnyObject
369369
} catch {
370370
return nil
371371
}
372372
}
373373
case .uint(bits: _):
374374
if let val = BigUInt(rawValue, radix: 10) {
375-
parsedValue = val as AnyObject
375+
nativeValue = val as AnyObject
376376
} else if let val = BigUInt(rawValue.stripHexPrefix(), radix: 16) {
377-
parsedValue = val as AnyObject
377+
nativeValue = val as AnyObject
378378
}
379379
case .int(bits: _):
380380
if let val = BigInt(rawValue, radix: 10) {
381-
parsedValue = val as AnyObject
381+
nativeValue = val as AnyObject
382382
} else if let val = BigInt(rawValue.stripHexPrefix(), radix: 16) {
383-
parsedValue = val as AnyObject
383+
nativeValue = val as AnyObject
384384
}
385385
case .string:
386-
parsedValue = rawValue as AnyObject
386+
nativeValue = rawValue as AnyObject
387387
case .dynamicBytes:
388388
if let val = Data.fromHex(rawValue) {
389-
parsedValue = val as AnyObject
389+
nativeValue = val as AnyObject
390390
} else if let val = rawValue.data(using: .utf8) {
391-
parsedValue = val as AnyObject
391+
nativeValue = val as AnyObject
392392
}
393393
case .bytes(length: _):
394394
if let val = Data.fromHex(rawValue) {
395-
parsedValue = val as AnyObject
395+
nativeValue = val as AnyObject
396396
} else if let val = rawValue.data(using: .utf8) {
397-
parsedValue = val as AnyObject
397+
nativeValue = val as AnyObject
398398
}
399399
case .bool:
400400
switch rawValue {
401401
case "true", "True", "TRUE", "1":
402-
parsedValue = true as AnyObject
402+
nativeValue = true as AnyObject
403403
case "false", "False", "FALSE", "0":
404-
parsedValue = false as AnyObject
404+
nativeValue = false as AnyObject
405405
default:
406-
parsedValue = true as AnyObject
406+
nativeValue = true as AnyObject
407407
}
408408
case let .array(type, length):
409409
var rawValues: [String] = []
@@ -422,26 +422,32 @@ extension Web3 {
422422
rawValues = rawValue.split(separator: ",").map { String($0) }
423423
}
424424

425-
parsedValue = rawValues.compactMap {
426-
parseFunctionArgument(type,
427-
String($0),
428-
chainID: chainID,
429-
inputNumber: inputNumber)?
425+
var nativeValueArray: [AnyObject] = []
426+
427+
for value in rawValues {
428+
let intermidiateValue = await parseFunctionArgument(type,
429+
value,
430+
chainID: chainID,
431+
inputNumber: inputNumber)?
430432
.parameter
431433
.value
432-
} as AnyObject
434+
if let intermidiateValue = intermidiateValue {
435+
nativeValueArray.append(intermidiateValue)
436+
}
437+
}
438+
nativeValue = nativeValueArray as AnyObject
433439

434-
guard (parsedValue as? [AnyObject])?.count == rawValues.count &&
440+
guard nativeValueArray.count == rawValues.count &&
435441
(length == 0 || UInt64(rawValues.count) == length) else { return nil }
436442
case let .tuple(types):
437443
// TODO: implement!
438444
return nil
439445
default: return nil
440446
}
441447

442-
guard let parsedValue = parsedValue else { return nil }
448+
guard let nativeValue = nativeValue else { return nil }
443449
return FunctionArgument(ABI.Element.InOut(name: String(inputNumber), type: inputType),
444-
EIP681Code.EIP681Parameter(type: inputType, value: parsedValue))
450+
EIP681Code.EIP681Parameter(type: inputType, value: nativeValue))
445451
}
446452

447453
// MARK: - Parsing functions for complex data structures

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