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add signPinless method

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This commit is contained in:
Andrea Franz 2020-12-01 21:51:39 +01:00
parent a7b277e701
commit f322b67096
2 changed files with 67 additions and 9 deletions
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2
ios/StatusKeycard.m
View File

@ -4,5 +4,7 @@
RCT_EXTERN_METHOD(nfcIsSupported:(RCTPromiseResolveBlock)resolve rejecter: (RCTPromiseRejectBlock)reject)
RCT_EXTERN_METHOD(openNfcSettings:(RCTPromiseResolveBlock)resolve rejecter: (RCTPromiseRejectBlock)reject)
RCT_EXTERN_METHOD(signPinless:(NSString *)hash resolve:(RCTPromiseResolveBlock)resolve reject:(RCTPromiseRejectBlock)reject)
@end

56
ios/StatusKeycard.swift
View File

@ -36,6 +36,46 @@ class StatusKeycard: NSObject {
reject("E_KEYCARD", "Unsupported on iOS", nil)
}
@objc
func signPinless(_ hash: String, resolve: @escaping RCTPromiseResolveBlock, reject: @escaping RCTPromiseRejectBlock) -> Void {
if #available(iOS 13.0, *) {
DispatchQueue.main.async {
self.keycardController = KeycardController(onConnect: { [unowned self] channel in
do {
let cmdSet = CashCommandSet(cardChannel: channel)
let info = try CashApplicationInfo(cmdSet.select().checkOK().data)
print("SELECT")
print(info)
let message = self.hexToBytes(hash)
let res = try cmdSet.sign(data: message).checkOK()
print("SELECT")
print(res)
self.keycardController?.stop(alertMessage: "SELECT: Success")
print("DONE!")
resolve(res.data.toHexString())
} catch {
reject("E_KEYCARD", "error", nil)
print("Error: \(error)")
self.keycardController?.stop(errorMessage: "Read error. Please try again.")
}
self.keycardController = nil
}, onFailure: { [unowned self] error in
reject("E_KEYCARD", "disconnected", nil)
print("Disconnected: \(error)")
self.keycardController = nil
})
self.keycardController?.start(alertMessage: "Hold your iPhone near a Status Keycard.")
}
} else {
print("Unavailable")
reject("E_KEYCARD", "unavailable", nil)
}
}
@objc
func nfcIsSupported(_ resolve: RCTPromiseResolveBlock, rejecter _: RCTPromiseRejectBlock) -> Void {
if #available(iOS 13.0, *) {
@ -49,4 +89,20 @@ class StatusKeycard: NSObject {
static func requiresMainQueueSetup() -> Bool {
return true
}
func hexToBytes(_ hex: String) -> [UInt8] {
var last = hex.first
return hex.dropFirst().compactMap {
guard
let lastHexDigitValue = last?.hexDigitValue,
let hexDigitValue = $0.hexDigitValue else {
last = $0
return nil
}
defer {
last = nil
}
return UInt8(lastHexDigitValue * 16 + hexDigitValue)
}
}
}