#import "AppDelegate.h"
#import "ViewController.h"
@interface AppDelegate ()

@end
@implementation AppDelegate
- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
 //appdelegate
 _window = [[UIWindow alloc]initWithFrame:[UIScreen mainScreen].bounds];
 _window.backgroundColor = [UIColor whiteColor];
 [_window makeKeyAndVisible];
 ViewController *vc = [[ViewController alloc]init];
 UINavigationController *na = [[UINavigationController alloc]initWithRootViewController:vc];
 _window.rootViewController = na;
 return YES;
}

 -canEvaluatePolicy:error: 
//-(BOOL)canEvaluatePolicy:(LAPolicy)policy error:(NSError * __autoreleasing *)error __attribute__((swift_error(none)));

 -evaluatePolicy:localizedReason:reply: 
//- (void)evaluatePolicy:(LAPolicy)policy localizedReason:(NSString *)localizedReason reply:(void(^)(BOOL success, NSError * __nullable error))reply;

- (void)viewDidLoad {
 [super viewDidLoad];
 self.title = @"TouchIDSimpleDemoOne";
 LAContext *context = [[LAContext alloc]init];
 NSError *error;
 NSString *result = @"需要你身份驗(yàn)證呢"; 
 if ([context canEvaluatePolicy:LAPolicyDeviceOwnerAuthenticationWithBiometrics error:&error])
 {
 [context evaluatePolicy:LAPolicyDeviceOwnerAuthenticationWithBiometrics localizedReason:result reply:^(BOOL success, NSError *error)
 {
 if (success)
 {
 //驗(yàn)證成功，主線程處理UI
 //這個(gè)地方呢就是寫一些驗(yàn)證成功之后需要做些什么事情的代碼。
 NSLog(@"驗(yàn)證成功");
 }
 else
 {
 //以下是一些驗(yàn)證失敗的原因啥的
 NSLog(@"%@",error.localizedDescription);
 switch (error.code) {
  case LAErrorSystemCancel:
  {
  NSLog(@"切換到其他APP，系統(tǒng)取消驗(yàn)證Touch ID");
  //切換到其他APP，系統(tǒng)取消驗(yàn)證Touch ID
  break;
  }
  case LAErrorUserCancel:
  {
  NSLog(@"用戶取消驗(yàn)證Touch ID");
  //用戶取消驗(yàn)證Touch ID
  break;
  }
  case LAErrorUserFallback:
  {
  NSLog(@"用戶選擇輸入密碼");
  [[NSOperationQueue mainQueue] addOperationWithBlock:^{
  //用戶選擇其他驗(yàn)證方式，切換主線程處理
  }];
  break;
  }
  default:
  {
  NSLog(@"LAErrorAuthenticationFailed，授權(quán)失敗");
  //授權(quán)失敗
  [[NSOperationQueue mainQueue] addOperationWithBlock:^{
  //其他情況，切換主線程處理
  }];
  break;
  }
 }
 }
 }]; 
 }else
 {
 //不支持指紋識(shí)別，LOG出錯(cuò)誤詳情

 switch (error.code) {
 case LAErrorTouchIDNotEnrolled:
 {
 NSLog(@"設(shè)備Touch ID不可用，用戶未錄入");
 break;
 }
 case LAErrorPasscodeNotSet:
 {
 NSLog(@"系統(tǒng)未設(shè)置密碼");
 break;
 }
 case LAErrorTouchIDNotAvailable:
 {
 NSLog(@"設(shè)備Touch ID不可用，例如未打開");
 break;
 }
 default:
 {
 NSLog(@"系統(tǒng)未設(shè)置密碼");
 break;
 }
 }
 NSLog(@"%@",error.localizedDescription);
 } 
}

//指紋驗(yàn)證返回值
typedef NS_ENUM(NSInteger, LAError)
{
 /// Authentication was not successful, because user failed to provide valid credentials.
 LAErrorAuthenticationFailed = kLAErrorAuthenticationFailed,

 /// Authentication was canceled by user (e.g. tapped Cancel button).
 LAErrorUserCancel = kLAErrorUserCancel,

 /// Authentication was canceled, because the user tapped the fallback button (Enter Password).
 LAErrorUserFallback = kLAErrorUserFallback,

 /// Authentication was canceled by system (e.g. another application went to foreground).
 LAErrorSystemCancel = kLAErrorSystemCancel,

 /// Authentication could not start, because passcode is not set on the device.
 LAErrorPasscodeNotSet = kLAErrorPasscodeNotSet,

 /// Authentication could not start, because Touch ID is not available on the device.
 LAErrorTouchIDNotAvailable = kLAErrorTouchIDNotAvailable,

 /// Authentication could not start, because Touch ID has no enrolled fingers.
 LAErrorTouchIDNotEnrolled = kLAErrorTouchIDNotEnrolled,

 /// Authentication was not successful, because there were too many failed Touch ID attempts and
 /// Touch ID is now locked. Passcode is required to unlock Touch ID, e.g. evaluating
 /// LAPolicyDeviceOwnerAuthenticationWithBiometrics will ask for passcode as a prerequisite.
 LAErrorTouchIDLockout NS_ENUM_AVAILABLE(10_11, 9_0) = kLAErrorTouchIDLockout,

 /// Authentication was canceled by application (e.g. invalidate was called while
 /// authentication was in progress).
 LAErrorAppCancel NS_ENUM_AVAILABLE(10_11, 9_0) = kLAErrorAppCancel,

 /// LAContext passed to this call has been previously invalidated.
 LAErrorInvalidContext NS_ENUM_AVAILABLE(10_11, 9_0) = kLAErrorInvalidContext
} NS_ENUM_AVAILABLE(10_10, 8_0);

- (void)viewDidLoad {
 [super viewDidLoad];
 //初始化
 WJTouchID *touchid = [[WJTouchID alloc]init];
 [touchid startWJTouchIDWithMessage:WJNotice(@"自定義信息", @"The Custom Message") fallbackTitle:WJNotice(@"", @"Fallback Title") delegate:self];
 self.touchID = touchid;
}

@required

 //TouchID驗(yàn)證成功
- (void)WJTouchIDAuthorizeSuccess;

 //TouchID驗(yàn)證失敗
- (void)WJTouchIDAuthorizeFailure;

@optional

 //當(dāng)前設(shè)備不支持指紋識(shí)別
- (void)WJTouchIDIsNotSupport;

 //當(dāng)前軟件被掛起取消了授權(quán)(如突然來(lái)了電話,應(yīng)用進(jìn)入前臺(tái))
- (void)WJTouchIDAuthorizeErrorAppCancel;

 //取消TouchID驗(yàn)證 (用戶點(diǎn)擊了取消)
- (void)WJTouchIDAuthorizeErrorUserCancel;

 //在TouchID對(duì)話框中點(diǎn)擊輸入密碼按鈕
- (void)WJTouchIDAuthorizeErrorUserFallback;

 //在驗(yàn)證的TouchID的過(guò)程中被系統(tǒng)取消 例如突然來(lái)電話、按了Home鍵、鎖屏...
- (void)WJTouchIDAuthorizeErrorSystemCancel;

 //無(wú)法啟用TouchID,設(shè)備沒有設(shè)置密碼
- (void)WJTouchIDAuthorizeErrorPasscodeNotSet;

 //多次連續(xù)使用Touch ID失敗，Touch ID被鎖，需要用戶輸入密碼解鎖
- (void)WJTouchIDAuthorizeErrorTouchIDLockout;

 //當(dāng)前軟件被掛起取消了授權(quán) (授權(quán)過(guò)程中,LAContext對(duì)象被釋)
- (void)WJTouchIDAuthorizeErrorInvalidContext;

 //設(shè)備沒有錄入TouchID,無(wú)法啟用TouchID
- (void)WJTouchIDAuthorizeErrorTouchIDNotEnrolled;

 //該設(shè)備的TouchID無(wú)效
- (void)WJTouchIDAuthorizeErrorTouchIDNotAvailable;