Version 1.0

Makefile

+ARCHS = armv7 arm64
+include $(THEOS)/makefiles/common.mk
+
+TWEAK_NAME = PearlRetry
+PearlRetry_FILES = Tweak.xm
+PearlRetry_PRIVATE_FRAMEWORKS = SpringBoardUIServices
+
+include $(THEOS_MAKE_PATH)/tweak.mk
+
+after-install::
+	install.exec "killall -9 SpringBoard"
+SUBPROJECTS += pearlretryprefs
+include $(THEOS_MAKE_PATH)/aggregate.mk

PearlRetry.plist

+{ Filter = { Bundles = ( "com.apple.springboard" ); }; }

Tweak.xm

+#define PLIST_PATH @"/var/mobile/Library/Preferences/com.gilshahar7.pearlretryprefs.plist"
+
+
+@interface SBUIBiometricResource : NSObject
++ (id)sharedInstance;
+- (void)noteScreenDidTurnOff;
+- (void)noteScreenWillTurnOn;
+@end
+
+float delay = 0;
+
+static void loadPrefs() {
+	NSMutableDictionary *prefs = [[NSMutableDictionary alloc] initWithContentsOfFile:PLIST_PATH]; 
+    delay = [[prefs objectForKey:@"delay"] floatValue]; 
+}
+
+void pearlretry_settingsDidUpdate(CFNotificationCenterRef center,
+                           void * observer,
+                           CFStringRef name,
+                           const void * object,
+                           CFDictionaryRef userInfo) {
+
+}
+
+%hook SBDashBoardPearlUnlockBehavior
+-(void)_handlePearlFailure{
+    %orig;
+	[[%c(SBUIBiometricResource) sharedInstance] noteScreenDidTurnOff];
+    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(delay * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
+		[[%c(SBUIBiometricResource) sharedInstance] noteScreenWillTurnOn];
+	});
+}
+%end
+
+
+
+%ctor{
+    loadPrefs();
+    CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(), NULL, (CFNotificationCallback)loadPrefs, CFSTR("com.gilshahar7.pearlretryprefs.settingschanged"), NULL, CFNotificationSuspensionBehaviorCoalesce);
+
+
+}

control

+Package: com.gilshahar7.pearlretry
+Name: PearlRetry
+Depends: mobilesubstrate
+Version: 1.0
+Architecture: iphoneos-arm
+Description: Retry FaceID when failed to recognize.
+Maintainer: gilshahar7
+Author: gilshahar7
+Section: Tweaks

pearlretryprefs/Makefile

+ARCHS = armv7 arm64
+include $(THEOS)/makefiles/common.mk
+
+BUNDLE_NAME = PearlRetryPrefs
+PearlRetryPrefs_FILES = prpRootListController.m
+PearlRetryPrefs_INSTALL_PATH = /Library/PreferenceBundles
+PearlRetryPrefs_FRAMEWORKS = UIKit
+PearlRetryPrefs_PRIVATE_FRAMEWORKS = Preferences
+
+include $(THEOS_MAKE_PATH)/bundle.mk
+
+internal-stage::
+	$(ECHO_NOTHING)mkdir -p $(THEOS_STAGING_DIR)/Library/PreferenceLoader/Preferences$(ECHO_END)
+	$(ECHO_NOTHING)cp entry.plist $(THEOS_STAGING_DIR)/Library/PreferenceLoader/Preferences/PearlRetryPrefs.plist$(ECHO_END)

pearlretryprefs/Resources/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>English</string>
+	<key>CFBundleExecutable</key>
+	<string>PearlRetryPrefs</string>
+	<key>CFBundleIdentifier</key>
+	<string>com.gilshahar7.pearlretryprefs</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundlePackageType</key>
+	<string>BNDL</string>
+	<key>CFBundleShortVersionString</key>
+	<string>1.0.0</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1.0</string>
+	<key>NSPrincipalClass</key>
+	<string>prpRootListController</string>
+</dict>
+</plist>

pearlretryprefs/Resources/Root.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>items</key>
+	<array>
+		<dict>
+			<key>cell</key>
+			<string>PSGroupCell</string>
+			<key>label</key>
+			<string>PearlRetry</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSStaticTextCell</string>
+			<key>label</key>
+			<string>Retry delay in seconds</string>
+		</dict>
+		<dict>
+			<key>cell</key>
+			<string>PSSliderCell</string>
+			<key>default</key>
+			<real>0.7</real>
+			<key>min</key>
+			<real>0.0</real>
+			<key>max</key>
+			<real>1.5</real>
+			<key>showValue</key>
+			<true/>
+			<key>isSegmented</key>
+			<true/>
+			<key>segmentCount</key>
+			<integer>30</integer>
+			<key>defaults</key>
+			<string>com.gilshahar7.pearlretryprefs</string>
+			<key>key</key>
+			<string>delay</string>
+			<key>PostNotification</key>
+			<string>com.gilshahar7.pearlretryprefs.settingschanged</string>
+		</dict>
+	</array>
+	<key>title</key>
+	<string>PearlRetryPrefs</string>
+</dict>
+</plist>

pearlretryprefs/entry.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>entry</key>
+	<dict>
+		<key>bundle</key>
+		<string>PearlRetryPrefs</string>
+		<key>cell</key>
+		<string>PSLinkCell</string>
+		<key>detail</key>
+		<string>prpRootListController</string>
+		<key>icon</key>
+		<string>icon.png</string>
+		<key>isController</key>
+		<true/>
+		<key>label</key>
+		<string>PearlRetry</string>
+	</dict>
+</dict>
+</plist>

pearlretryprefs/prpRootListController.h

+#import <Preferences/PSListController.h>
+
+@interface prpRootListController : PSListController
+
+@end

pearlretryprefs/prpRootListController.m

+#import <Preferences/PSSpecifier.h>
+#include "prpRootListController.h"
+
+@implementation prpRootListController
+
+- (id)readPreferenceValue:(PSSpecifier*)specifier {
+	NSString *path = [NSString stringWithFormat:@"/User/Library/Preferences/%@.plist", specifier.properties[@"defaults"]];
+	NSMutableDictionary *settings = [NSMutableDictionary dictionary];
+	[settings addEntriesFromDictionary:[NSDictionary dictionaryWithContentsOfFile:path]];
+	return (settings[specifier.properties[@"key"]]) ?: specifier.properties[@"default"];
+}
+
+- (void)setPreferenceValue:(id)value specifier:(PSSpecifier*)specifier {
+	NSString *path = [NSString stringWithFormat:@"/User/Library/Preferences/%@.plist", specifier.properties[@"defaults"]];
+	NSMutableDictionary *settings = [NSMutableDictionary dictionary];
+	[settings addEntriesFromDictionary:[NSDictionary dictionaryWithContentsOfFile:path]];
+	[settings setObject:value forKey:specifier.properties[@"key"]];
+	[settings writeToFile:path atomically:YES];
+	CFStringRef notificationName = (CFStringRef)specifier.properties[@"PostNotification"];
+	if (notificationName) {
+		CFNotificationCenterPostNotification(CFNotificationCenterGetDarwinNotifyCenter(), notificationName, NULL, NULL, YES);
+	}
+}
+
+- (NSArray *)specifiers {
+	if (!_specifiers) {
+		_specifiers = [[self loadSpecifiersFromPlistName:@"Root" target:self] retain];
+	}
+
+	return _specifiers;
+}
+
+@end