f2cf74c7
 yangbin
1.0.20(4)
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//
// NFCDetectVC.swift
// Twear
//
// Created by yangbin on 2022/2/12.
//
import UIKit
import CoreNFC
import RealmSwift
class NFCDetectVC: UIViewController, NFCNDEFReaderSessionDelegate {
@IBOutlet weak var retryBtn: UIButton!
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
if #available(iOS 11.0, *) {
let session = NFCNDEFReaderSession(delegate: self, queue: nil, invalidateAfterFirstRead: true)
session.alertMessage = LocString("准备读取，请将卡片贴近手机")
session.begin()
} else {
// Fallback on earlier versions
}
}
override func viewDidLoad() {
super.viewDidLoad()
title = LocString("检测门禁卡")
// retryBtn.isHidden = true
}
@IBAction func retry(_ sender: Any) {
if #available(iOS 11.0, *) {
let session = NFCNDEFReaderSession(delegate: self, queue: nil, invalidateAfterFirstRead: true)
session.alertMessage = LocString("准备读取，请将卡片贴近手机")
session.begin()
}
}
@available(iOS 11.0, *)
func readerSession(_ session: NFCNDEFReaderSession, didInvalidateWithError error: Error) {
}
@available(iOS 11.0, *)
func readerSession(_ session: NFCNDEFReaderSession, didDetectNDEFs messages: [NFCNDEFMessage]) {
for message in messages {
if let record = message.records.first {
DispatchQueue.main.async {
session.alertMessage = LocString("读取成功")
let nfc = NFCModel()
nfc.identifier = String(data: record.identifier, encoding: .utf8) ?? ""
nfc.payload = String(data: record.payload, encoding: .utf8) ?? ""
nfc.type = String(data: record.type, encoding: .utf8) ?? ""
switch record.typeNameFormat {
case .empty:
nfc.format = "empty"
case .nfcWellKnown:
nfc.format = "nfcWellKnown"
case .media:
nfc.format = "media"
case .absoluteURI:
nfc.format = "absoluteURI"
case .nfcExternal:
nfc.format = "nfcExternal"
case .unknown:
nfc.format = "unknown"
case .unchanged:
nfc.format = "unchanged"
default:
nfc.format = "unknown"
}
let user = UserInfo
user.nfc.append(nfc)
AdminHelper.shared.updateUser(user)
// if device.nfc.count == 1 {
if #available(iOS 13.0, *) {
let vc = UIStoryboard.loadViewControllerIdentifier(storyboardName: "Setting", identifier: "NFCViewController") as! NFCViewController
// Fallback on earlier versions
vc.nfcList = user.nfc
self.navigationController?.pushViewController(vc, animated: true)
// } else {
// if (self.navigationController?.viewControllers.count)! >= 2 {
// guard let vc = self.navigationController?.viewControllers[1] else { return
// }
// self.navigationController?.popToViewController(vc, animated: true)
// }
// }
}
print(nfc.identifier)
print(nfc.payload)
print(nfc.type)
print(nfc.format)
}
}
}
}
/// - Tag: processingNDEFTag
@available(iOS 13.0, *)
func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) {
if tags.count > 1 {
// Restart polling in 500ms
let retryInterval = DispatchTimeInterval.milliseconds(500)
session.alertMessage = LocString("读取失败")//"More than 1 tag is detected, please remove all tags and try again."
DispatchQueue.global().asyncAfter(deadline: .now() + retryInterval, execute: {
session.restartPolling()
})
return
}
// Connect to the found tag and perform NDEF message reading
let tag = tags.first!
session.connect(to: tag, completionHandler: { (error: Error?) in
if nil != error {
session.alertMessage = LocString("读取失败")//"Unable to connect to tag."
session.invalidate()
return
}
tag.queryNDEFStatus(completionHandler: { (ndefStatus: NFCNDEFStatus, capacity: Int, error: Error?) in
if .notSupported == ndefStatus {
session.alertMessage = LocString("读取失败")//"Tag is not NDEF compliant"
session.invalidate()
return
} else if nil != error {
session.alertMessage = LocString("读取失败")//"Unable to query NDEF status of tag"
session.invalidate()
return
}
tag.readNDEF(completionHandler: { (message: NFCNDEFMessage?, error: Error?) in
var statusMessage: String
if nil != error || nil == message {
statusMessage = LocString("读取失败")
} else {
statusMessage = LocString("读取成功")
DispatchQueue.main.async {
if let record = message?.records.first {
// session.alertMessage =
let nfc = NFCModel()
nfc.identifier = String(data: record.identifier, encoding: .utf8) ?? ""
nfc.payload = String(data: record.payload, encoding: .utf8) ?? ""
nfc.type = String(data: record.type, encoding: .utf8) ?? ""
switch record.typeNameFormat {
case .empty:
nfc.format = "empty"
case .nfcWellKnown:
nfc.format = "nfcWellKnown"
case .media:
nfc.format = "media"
case .absoluteURI:
nfc.format = "absoluteURI"
case .nfcExternal:
nfc.format = "nfcExternal"
case .unknown:
nfc.format = "unknown"
case .unchanged:
nfc.format = "unchanged"
default:
nfc.format = "unknown"
}
let user = UserInfo
user.nfc.append(nfc)
AdminHelper.shared.updateUser(user)
// if device.nfc.count == 1 {
let vc = UIStoryboard.loadViewControllerIdentifier(storyboardName: "Setting", identifier: "NFCViewController") as! NFCViewController
// Fallback on earlier versions
vc.nfcList = user.nfc
self.navigationController?.pushViewController(vc, animated: true)
// } else {
// if (self.navigationController?.viewControllers.count)! >= 2 {
// guard let vc = self.navigationController?.viewControllers[1] else { return
// }
// self.navigationController?.popToViewController(vc, animated: true)
// }
// }
}
// Process detected NFCNDEFMessage objects.
// self.detectedMessages.append(message!)
// self.tableView.reloadData()
}
}
session.alertMessage = statusMessage
session.invalidate()
})
})
})
}
@IBAction func problem(_ sender: Any) {
let vc = UIStoryboard.loadViewControllerIdentifier(storyboardName: "Setting", identifier: "NFCProblemsVC")
navigationController?.pushViewController(vc, animated: true)
}
/*
// MARK: - Navigation
// In a storyboard-based application, you will often want to do a little preparation before navigation
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
// Get the new view controller using segue.destination.
// Pass the selected object to the new view controller.
}
*/
}
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