NFCDetailVC.swift
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//
// NFCDetailVC.swift
// Twear
//
// Created by yangbin on 2022/2/12.
//
import UIKit
import CoreNFC
@available(iOS 13.0, *)
class NFCDetailVC: UIViewController, NFCNDEFReaderSessionDelegate {
@IBOutlet weak var nameLabel: UILabel!
@IBOutlet weak var cardImageView: UIImageView!
@IBOutlet weak var imageView: UIImageView!
var nfcClosure: (() -> ())?
var nfc: NFCModel = NFCModel()
var index: Int = 0
var session: NFCNDEFReaderSession?
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
nfcClosure?()
}
override func viewDidLoad() {
super.viewDidLoad()
title = LocString("详情")
let deleteButton = UIButton(frame: CGRect(x: 0, y: 0, width: 40, height: 28))
deleteButton.setImage(UIImage(named: "NFC_delete"), for: .normal)
deleteButton.addTarget(self, action: #selector(deleteCard), for: .touchUpInside)
navigationItem.rightBarButtonItem = UIBarButtonItem(customView: deleteButton)
nameLabel.text = nfc.name
cardImageView.image = UIImage(named: "NFC_\(nfc.image)")
imageView.image = UIImage(named: "NFC_\(nfc.image)")
// Do any additional setup after loading the view.
}
func readerSession(_ session: NFCNDEFReaderSession, didInvalidateWithError error: Error) {
}
func readerSession(_ session: NFCNDEFReaderSession, didDetectNDEFs messages: [NFCNDEFMessage]) {
}
@available(iOS 13.0, *)
func readerSession(_ session: NFCNDEFReaderSession, didDetect tags: [NFCNDEFTag]) {
if let tag = tags.first {
session.connect(to: tag, completionHandler: { (error: Error?) in
if nil != error {
session.alertMessage = LocString("写入失败")
session.invalidate()
return
}
tag.queryNDEFStatus(completionHandler: { (ndefStatus: NFCNDEFStatus, capacity: Int, error: Error?) in
guard error == nil else {
session.alertMessage = LocString("写入失败")
session.invalidate()
return
}
switch ndefStatus {
case .notSupported:
session.alertMessage = LocString("写入失败")
session.invalidate()
case .readOnly:
session.alertMessage = LocString("写入失败")
session.invalidate()
case .readWrite:
var format: NFCTypeNameFormat = .unknown
switch self.nfc.format {
case "empty":
format = .empty
case "nfcWellKnown":
format = .nfcWellKnown
case "media":
format = .media
case "absoluteURI":
format = .absoluteURI
case "nfcExternal":
format = .nfcExternal
case "unknown":
format = .unknown
case "unchanged":
format = .unchanged
default:
break
}
let payload = NFCNDEFPayload(format: format, type: self.nfc.type.data(using: .utf8)!, identifier: self.nfc.identifier.data(using: .utf8)!, payload: self.nfc.payload.data(using: .utf8)!)
let message = NFCNDEFMessage(records: [payload])
tag.writeNDEF(message, completionHandler: { (error: Error?) in
if nil != error {
session.alertMessage = LocString("写入失败")
} else {
session.alertMessage = LocString("写入成功")
}
session.invalidate()
})
@unknown default:
session.alertMessage = LocString("写入失败")
session.invalidate()
}
})
})
}
}
@IBAction func writeCard(_ sender: Any) {
session = NFCNDEFReaderSession(delegate: self, queue: nil, invalidateAfterFirstRead: false)
session?.alertMessage = LocString("准备写入，请将卡片贴近手机")//"Hold your iPhone near an NDEF tag to write the message."
session?.begin()
}
@objc private func deleteCard() {
self.showAlert(title: LocString("提示"), message: LocString("是否删除此门禁卡？")) {[weak self] action in
self?.delete()
}
}
func delete() {
let user = UserInfo
if user.nfc.count > index {
user.nfc.remove(at: index)
AdminHelper.shared.updateUser(user)
}
navigationController?.popViewController(animated: true)
}
@IBAction func modifyName(_ sender: Any) {
let vc = UIStoryboard.loadViewControllerIdentifier(storyboardName: "Setting", identifier: "NFCModifyCardVC") as! NFCModifyCardVC
vc.name = nfc.name
vc.nameClosure = { [weak self] name in
self?.modifyNFCName(name)
}
navigationController?.pushViewController(vc, animated: true)
}
func modifyNFCName(_ name: String) {
nameLabel.text = name
nfc.name = name
let user = UserInfo
if user.nfc.count > index {
user.nfc[index] = nfc
AdminHelper.shared.updateUser(user)
}
}
@IBAction func modifyCard(_ sender: Any) {
let vc = UIStoryboard.loadViewControllerIdentifier(storyboardName: "Setting", identifier: "NFCCardVC") as! NFCCardVC
let item = Int(nfc.image)!-1
vc.curIndexPath = IndexPath(row: item%6, section: item/6)
vc.cardClosure = { [weak self] card in
self?.modifyCardImage(card)
}
navigationController?.pushViewController(vc, animated: true)
}
func modifyCardImage(_ card: String) {
cardImageView.image = UIImage(named: "NFC_\(card)")
imageView.image = UIImage(named: "NFC_\(card)")
nfc.image = card
let user = UserInfo
if user.nfc.count > index {
user.nfc[index] = nfc
AdminHelper.shared.updateUser(user)
}
}
/*
// 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.
}
*/
}