fix: add App Group state sync between mobile and lock app

lock-app/LockApp.xcodeproj/project.pbxproj

@@ -204,7 +204,7 @@
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				ONLY_ACTIVE_ARCH = YES;
-				SDKROOT = iphoneos;
+				SDKROOT = auto;
 				SWIFT_ACTIVE_COMPILATION_CONDITIONS = "DEBUG $(inherited)";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
 			};
@@ -260,7 +260,7 @@
 				LOCALIZATION_PREFERS_STRING_CATALOGS = YES;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				MTL_FAST_MATH = YES;
-				SDKROOT = iphoneos;
+				SDKROOT = auto;
 				SWIFT_COMPILATION_MODE = wholemodule;
 				VALIDATE_PRODUCT = YES;
 			};
@@ -271,6 +271,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_ENTITLEMENTS = LockApp/LockApp.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = 6MZBUNDJGM;
@@ -301,6 +302,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				ASSETCATALOG_COMPILER_GLOBAL_ACCENT_COLOR_NAME = AccentColor;
+				CODE_SIGN_ENTITLEMENTS = LockApp/LockApp.entitlements;
 				CODE_SIGN_STYLE = Automatic;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = 6MZBUNDJGM;

lock-app/LockApp/ContentView.swift

@@ -1,5 +1,16 @@
 import SwiftUI
 
+extension View {
+    @ViewBuilder
+    func lockAppStatusBarHidden() -> some View {
+#if os(iOS)
+        self.statusBar(hidden: true)
+#else
+        self
+#endif
+    }
+}
+
 struct LockScreenView: View {
     // アプリ名はここで変更できます
     let appName: String = "Instagram"
@@ -98,7 +109,7 @@ struct LockScreenView: View {
                 .background(Color.black)
             }
         }
-        .statusBar(hidden: true)
+        .lockAppStatusBarHidden()
     }
 }
 

lock-app/LockApp/LockApp.entitlements

@@ -0,0 +1,10 @@
+<?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>com.apple.security.application-groups</key>
+	<array>
+		<string>group.com.yohaku.shared</string>
+	</array>
+</dict>
+</plist>

lock-app/LockApp/LockManager.swift

@@ -4,10 +4,19 @@ import Combine
 class LockManager: ObservableObject {
     static let shared = LockManager()
 
+    private let appGroupId = "group.com.yohaku.shared"
     private let defaults = UserDefaults.standard
+    private var sharedDefaults: UserDefaults? {
+        UserDefaults(suiteName: appGroupId)
+    }
     private let usageKey = "lockapp.usage_seconds"
     private let limitKey = "lockapp.limit_seconds"
     private let dateKey = "lockapp.date"
+    private let syncEnabledKey = "yohaku.syncEnabled"
+    private let sharedUsageKey = "yohaku.todayUsageSeconds"
+    private let sharedLimitKey = "yohaku.dailyLimitSeconds"
+    private let sharedBlockedKey = "yohaku.isBlocked"
+    private let sharedDateKey = "yohaku.localDate"
 
     @Published var usageSeconds: Int = 0
     @Published var limitSeconds: Int = 3600 // Default: 1 hour
@@ -20,6 +29,16 @@ class LockManager: ObservableObject {
     }
 
     private func loadState() {
+        if let shared = sharedDefaults,
+           shared.bool(forKey: syncEnabledKey) {
+            usageSeconds = shared.integer(forKey: sharedUsageKey)
+            let sharedLimit = shared.integer(forKey: sharedLimitKey)
+            limitSeconds = sharedLimit > 0 ? sharedLimit : 3600
+            currentDate = shared.string(forKey: sharedDateKey) ?? getTodayString()
+            isLocked = shared.bool(forKey: sharedBlockedKey)
+            return
+        }
+
         usageSeconds = defaults.integer(forKey: usageKey)
         limitSeconds = defaults.integer(forKey: limitKey)
         if limitSeconds == 0 {
@@ -42,6 +61,11 @@ class LockManager: ObservableObject {
     }
 
     private func checkDateChange() {
+        if let shared = sharedDefaults,
+           shared.bool(forKey: syncEnabledKey) {
+            // In synced mode, source of truth is mobile app state.
+            return
+        }
         let today = getTodayString()
         if currentDate != today {
             // New day - reset usage
@@ -58,6 +82,12 @@ class LockManager: ObservableObject {
 
     // MARK: - Public Methods
 
+    func refreshState() {
+        loadState()
+        checkDateChange()
+        updateLockStatus()
+    }
+
     func setLimit(seconds: Int) {
         limitSeconds = max(60, seconds) // Minimum 1 minute
         saveState()

lock-app/LockApp/MainView.swift

@@ -3,28 +3,39 @@ import SwiftUI
 struct MainView: View {
     @StateObject private var lockManager = LockManager.shared
     @State private var showSettings = false
+    @Environment(\.scenePhase) private var scenePhase
 
     var body: some View {
-        if lockManager.isLocked {
-            LockScreenView()
-                .overlay(
-                    Button(action: { showSettings = true }) {
-                        Image(systemName: "gearshape.fill")
-                            .foregroundColor(.gray.opacity(0.5))
-                            .padding()
+        Group {
+            if lockManager.isLocked {
+                LockScreenView()
+                    .overlay(
+                        Button(action: { showSettings = true }) {
+                            Image(systemName: "gearshape.fill")
+                                .foregroundColor(.gray.opacity(0.5))
+                                .padding()
+                        }
+                        .frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading)
+                        .padding(.top, 60)
+                        .padding(.leading, 20)
+                    )
+                    .sheet(isPresented: $showSettings) {
+                        SettingsView()
                     }
-                    .frame(maxWidth: .infinity, maxHeight: .infinity, alignment: .topLeading)
-                    .padding(.top, 60)
-                    .padding(.leading, 20)
-                )
-                .sheet(isPresented: $showSettings) {
-                    SettingsView()
-                }
-        } else {
-            UnlockedView()
-                .sheet(isPresented: $showSettings) {
-                    SettingsView()
-                }
+            } else {
+                UnlockedView()
+                    .sheet(isPresented: $showSettings) {
+                        SettingsView()
+                    }
+            }
+        }
+        .onAppear {
+            lockManager.refreshState()
+        }
+        .onChange(of: scenePhase) { _, newPhase in
+            if newPhase == .active {
+                lockManager.refreshState()
+            }
         }
     }
 }

mobile/ios/mobile.xcodeproj/project.pbxproj

@@ -10,6 +10,8 @@
 		0C80B921A6F3F58F76C31292 /* libPods-mobile.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 5DCACB8F33CDC322A6C60F78 /* libPods-mobile.a */; };
 		13B07FBF1A68108700A75B9A /* Images.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 13B07FB51A68108700A75B9A /* Images.xcassets */; };
 		69E8CF1C2BD56AE7BB01FC5D /* PrivacyInfo.xcprivacy in Resources */ = {isa = PBXBuildFile; fileRef = 13B07FB81A68108700A75B9A /* PrivacyInfo.xcprivacy */; };
+		6A21C001E9434CB3BFC3A101 /* SharedLockStateModule.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6A21C001E9434CB3BFC3A102 /* SharedLockStateModule.swift */; };
+		6A21C001E9434CB3BFC3A103 /* SharedLockStateModule.m in Sources */ = {isa = PBXBuildFile; fileRef = 6A21C001E9434CB3BFC3A104 /* SharedLockStateModule.m */; };
 		761780ED2CA45674006654EE /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 761780EC2CA45674006654EE /* AppDelegate.swift */; };
 		81AB9BB82411601600AC10FF /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 81AB9BB72411601600AC10FF /* LaunchScreen.storyboard */; };
 /* End PBXBuildFile section */
@@ -22,6 +24,8 @@
 		3B4392A12AC88292D35C810B /* Pods-mobile.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-mobile.debug.xcconfig"; path = "Target Support Files/Pods-mobile/Pods-mobile.debug.xcconfig"; sourceTree = "<group>"; };
 		5709B34CF0A7D63546082F79 /* Pods-mobile.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-mobile.release.xcconfig"; path = "Target Support Files/Pods-mobile/Pods-mobile.release.xcconfig"; sourceTree = "<group>"; };
 		5DCACB8F33CDC322A6C60F78 /* libPods-mobile.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = "libPods-mobile.a"; sourceTree = BUILT_PRODUCTS_DIR; };
+		6A21C001E9434CB3BFC3A102 /* SharedLockStateModule.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; name = SharedLockStateModule.swift; path = mobile/SharedLockStateModule.swift; sourceTree = "<group>"; };
+		6A21C001E9434CB3BFC3A104 /* SharedLockStateModule.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; name = SharedLockStateModule.m; path = mobile/SharedLockStateModule.m; sourceTree = "<group>"; };
 		761780EC2CA45674006654EE /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; name = AppDelegate.swift; path = mobile/AppDelegate.swift; sourceTree = "<group>"; };
 		81AB9BB72411601600AC10FF /* LaunchScreen.storyboard */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = file.storyboard; name = LaunchScreen.storyboard; path = mobile/LaunchScreen.storyboard; sourceTree = "<group>"; };
 		ED297162215061F000B7C4FE /* JavaScriptCore.framework */ = {isa = PBXFileReference; lastKnownFileType = wrapper.framework; name = JavaScriptCore.framework; path = System/Library/Frameworks/JavaScriptCore.framework; sourceTree = SDKROOT; };
@@ -44,6 +48,8 @@
 			children = (
 				13B07FB51A68108700A75B9A /* Images.xcassets */,
 				761780EC2CA45674006654EE /* AppDelegate.swift */,
+				6A21C001E9434CB3BFC3A102 /* SharedLockStateModule.swift */,
+				6A21C001E9434CB3BFC3A104 /* SharedLockStateModule.m */,
 				13B07FB61A68108700A75B9A /* Info.plist */,
 				81AB9BB72411601600AC10FF /* LaunchScreen.storyboard */,
 				13B07FB81A68108700A75B9A /* PrivacyInfo.xcprivacy */,
@@ -246,6 +252,8 @@
 			isa = PBXSourcesBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				6A21C001E9434CB3BFC3A101 /* SharedLockStateModule.swift in Sources */,
+				6A21C001E9434CB3BFC3A103 /* SharedLockStateModule.m in Sources */,
 				761780ED2CA45674006654EE /* AppDelegate.swift in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -258,6 +266,7 @@
 			baseConfigurationReference = 3B4392A12AC88292D35C810B /* Pods-mobile.debug.xcconfig */;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				CODE_SIGN_ENTITLEMENTS = mobile/mobile.entitlements;
 				CLANG_ENABLE_MODULES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				DEVELOPMENT_TEAM = U9FDK2B385;
@@ -288,6 +297,7 @@
 			baseConfigurationReference = 5709B34CF0A7D63546082F79 /* Pods-mobile.release.xcconfig */;
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
+				CODE_SIGN_ENTITLEMENTS = mobile/mobile.entitlements;
 				CLANG_ENABLE_MODULES = YES;
 				CURRENT_PROJECT_VERSION = 1;
 				INFOPLIST_FILE = mobile/Info.plist;

mobile/ios/mobile/SharedLockStateModule.m

@@ -0,0 +1,9 @@
+#import <React/RCTBridgeModule.h>
+
+@interface RCT_EXTERN_MODULE(SharedLockStateModule, NSObject)
+
+RCT_EXTERN_METHOD(saveLockState:(NSDictionary *)payload
+                  resolver:(RCTPromiseResolveBlock)resolve
+                  rejecter:(RCTPromiseRejectBlock)reject)
+
+@end

mobile/ios/mobile/SharedLockStateModule.swift

@@ -0,0 +1,33 @@
+import Foundation
+import React
+
+@objc(SharedLockStateModule)
+class SharedLockStateModule: NSObject {
+  private let groupId = "group.com.yohaku.shared"
+
+  @objc
+  func saveLockState(
+    _ payload: NSDictionary,
+    resolver resolve: RCTPromiseResolveBlock,
+    rejecter reject: RCTPromiseRejectBlock
+  ) {
+    guard let sharedDefaults = UserDefaults(suiteName: groupId) else {
+      reject("shared_defaults_unavailable", "Failed to access shared UserDefaults", nil)
+      return
+    }
+
+    sharedDefaults.set(payload["syncEnabled"] as? Bool ?? false, forKey: "yohaku.syncEnabled")
+    sharedDefaults.set(payload["dailyLimitSeconds"] as? Int ?? 0, forKey: "yohaku.dailyLimitSeconds")
+    sharedDefaults.set(payload["todayUsageSeconds"] as? Int ?? 0, forKey: "yohaku.todayUsageSeconds")
+    sharedDefaults.set(payload["isBlocked"] as? Bool ?? false, forKey: "yohaku.isBlocked")
+    sharedDefaults.set(payload["localDate"] as? String ?? "", forKey: "yohaku.localDate")
+    sharedDefaults.set(payload["updatedAt"] as? String ?? "", forKey: "yohaku.updatedAt")
+
+    resolve(nil)
+  }
+
+  @objc
+  static func requiresMainQueueSetup() -> Bool {
+    return false
+  }
+}

mobile/ios/mobile/mobile.entitlements

@@ -0,0 +1,10 @@
+<?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>com.apple.security.application-groups</key>
+	<array>
+		<string>group.com.yohaku.shared</string>
+	</array>
+</dict>
+</plist>

mobile/src/lib/app-context.tsx

@@ -18,6 +18,7 @@
 import { mockStore } from './mock-store';
 import { supabase } from './supabase';
 import { notifyIfThresholdReached } from './usage-warning-notifier';
+import { SharedLockState } from '../native/shared-lock-state';
 import { env } from '../config/env';
 
 interface AppContextType {
@@ -105,7 +106,7 @@
   const [pendingPaymentMethodId, setPendingPaymentMethodId] = useState<
     string | null
   >(null);
   // eslint-disable-next-line @typescript-eslint/no-unused-vars
   const [_, setRefreshKey] = useState(0);
 
   const syncStepFromMockState = useCallback(async (userId?: string) => {
@@ -229,7 +230,7 @@
   }, [ensureAuthenticatedProfile, syncStepFromMockState]);
 
   useEffect(() => {
     void login().catch(error => {
       console.error('Failed to initialize auth session:', error);
       setProfile(null);
       setStep('login');
@@ -238,9 +239,19 @@
   }, [login]);
 
   const logout = useCallback(() => {
     void supabase.auth.signOut().catch(error => {
       console.warn('Failed to sign out from Supabase:', error);
     });
+    void SharedLockState.save({
+      syncEnabled: false,
+      dailyLimitSeconds: 0,
+      todayUsageSeconds: 0,
+      isBlocked: false,
+      localDate: mockStore.getMockLocalDate(),
+      updatedAt: new Date().toISOString(),
+    }).catch(error => {
+      console.warn('Failed to clear shared lock state on logout:', error);
+    });
     mockStore.logout();
     setProfile(null);
     setHasPermission(false);
@@ -382,6 +393,19 @@
         );
         mockStore.syncShieldState(newContract.id);
         mockStore.checkContractExpiry();
+        void SharedLockState.save({
+          syncEnabled: true,
+          dailyLimitSeconds: newContract.dailyLimitSeconds,
+          todayUsageSeconds: mockStore.getTodayTotalUsage(),
+          isBlocked: false,
+          localDate: mockStore.getMockLocalDate(),
+          updatedAt: new Date().toISOString(),
+        }).catch(error => {
+          console.warn(
+            'Failed to sync shared lock state after contract creation:',
+            error,
+          );
+        });
 
         setActiveContract(mockStore.getActiveContract());
         setRefreshKey(k => k + 1);
@@ -401,6 +425,24 @@
   const refreshContract = useCallback(() => {
     mockStore.checkContractExpiry();
     const contract = mockStore.getActiveContract();
+    const usageSeconds = contract ? mockStore.getTodayTotalUsage() : 0;
+    const isBlocked = contract
+      ? Boolean(
+          mockStore.getTodayViolation(contract.id) ||
+            usageSeconds >= contract.dailyLimitSeconds ||
+            mockStore.isShieldActive(),
+        )
+      : false;
+    void SharedLockState.save({
+      syncEnabled: Boolean(contract),
+      dailyLimitSeconds: contract?.dailyLimitSeconds ?? 0,
+      todayUsageSeconds: usageSeconds,
+      isBlocked,
+      localDate: mockStore.getMockLocalDate(),
+      updatedAt: new Date().toISOString(),
+    }).catch(error => {
+      console.warn('Failed to sync shared lock state:', error);
+    });
     setActiveContract(contract);
     setRefreshKey(k => k + 1);
   }, []);
@@ -475,7 +517,7 @@
       mockStore.simulateUsage(bundleId, seconds);
       const contract = mockStore.getActiveContract();
       if (contract) {
         void notifyIfThresholdReached({
           contractId: contract.id,
           localDate: mockStore.getMockLocalDate(),
           usageSeconds: mockStore.getTodayTotalUsage(),

mobile/src/native/shared-lock-state.ts

@@ -0,0 +1,27 @@
+import { NativeModules } from 'react-native';
+
+type LockStatePayload = {
+  syncEnabled: boolean;
+  dailyLimitSeconds: number;
+  todayUsageSeconds: number;
+  isBlocked: boolean;
+  localDate: string;
+  updatedAt: string;
+};
+
+type SharedLockStateModule = {
+  saveLockState(payload: LockStatePayload): Promise<void>;
+};
+
+const module = NativeModules.SharedLockStateModule as
+  | SharedLockStateModule
+  | undefined;
+
+export const SharedLockState = {
+  async save(payload: LockStatePayload): Promise<void> {
+    if (!module) {
+      return;
+    }
+    await module.saveLockState(payload);
+  },
+};