Fix Flutter iOS build and add web support with web-safe storage (#878)

* Add Flutter web support and web-safe storage

* Update mobile/web/index.html

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
Signed-off-by: Juan José Mata <jjmata@jjmata.com>

* Product name instead of placeholder

---------

Signed-off-by: Juan José Mata <jjmata@jjmata.com>
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

mobile/.gitignore

@@ -25,6 +25,7 @@ ios/Pods/
 ios/.symlinks/
 ios/Flutter/Flutter.framework
 ios/Flutter/Flutter.podspec
+ios/Flutter/ephemeral/
 ios/Flutter/Generated.xcconfig
 ios/Runner.xcworkspace/
 ios/Podfile.lock

mobile/android/app/src/main/java/io/flutter/plugins/GeneratedPluginRegistrant.java

@@ -0,0 +1,44 @@
+package io.flutter.plugins;
+
+import androidx.annotation.Keep;
+import androidx.annotation.NonNull;
+import io.flutter.Log;
+
+import io.flutter.embedding.engine.FlutterEngine;
+
+/**
+ * Generated file. Do not edit.
+ * This file is generated by the Flutter tool based on the
+ * plugins that support the Android platform.
+ */
+@Keep
+public final class GeneratedPluginRegistrant {
+  private static final String TAG = "GeneratedPluginRegistrant";
+  public static void registerWith(@NonNull FlutterEngine flutterEngine) {
+    try {
+      flutterEngine.getPlugins().add(new dev.fluttercommunity.plus.connectivity.ConnectivityPlugin());
+    } catch (Exception e) {
+      Log.e(TAG, "Error registering plugin connectivity_plus, dev.fluttercommunity.plus.connectivity.ConnectivityPlugin", e);
+    }
+    try {
+      flutterEngine.getPlugins().add(new com.it_nomads.fluttersecurestorage.FlutterSecureStoragePlugin());
+    } catch (Exception e) {
+      Log.e(TAG, "Error registering plugin flutter_secure_storage, com.it_nomads.fluttersecurestorage.FlutterSecureStoragePlugin", e);
+    }
+    try {
+      flutterEngine.getPlugins().add(new io.flutter.plugins.pathprovider.PathProviderPlugin());
+    } catch (Exception e) {
+      Log.e(TAG, "Error registering plugin path_provider_android, io.flutter.plugins.pathprovider.PathProviderPlugin", e);
+    }
+    try {
+      flutterEngine.getPlugins().add(new io.flutter.plugins.sharedpreferences.SharedPreferencesPlugin());
+    } catch (Exception e) {
+      Log.e(TAG, "Error registering plugin shared_preferences_android, io.flutter.plugins.sharedpreferences.SharedPreferencesPlugin", e);
+    }
+    try {
+      flutterEngine.getPlugins().add(new com.tekartik.sqflite.SqflitePlugin());
+    } catch (Exception e) {
+      Log.e(TAG, "Error registering plugin sqflite_android, com.tekartik.sqflite.SqflitePlugin", e);
+    }
+  }
+}

mobile/ios/Flutter/AppFrameworkInfo.plist

@@ -21,6 +21,6 @@
   <key>CFBundleVersion</key>
   <string>1.0</string>
   <key>MinimumOSVersion</key>
-  <string>12.0</string>
+  <string>13.0</string>
 </dict>
 </plist>

mobile/ios/Runner.xcodeproj/project.pbxproj

@@ -10,6 +10,7 @@
 		1498D2341E8E89220040F4C2 /* GeneratedPluginRegistrant.m in Sources */ = {isa = PBXBuildFile; fileRef = 1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */; };
 		3B3967161E833CAA004F5970 /* AppFrameworkInfo.plist in Resources */ = {isa = PBXBuildFile; fileRef = 3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */; };
 		74858FAF1ED2DC5600515810 /* AppDelegate.swift in Sources */ = {isa = PBXBuildFile; fileRef = 74858FAE1ED2DC5600515810 /* AppDelegate.swift */; };
+		8DDD6AE026E53835686F984E /* Pods_Runner.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = ECA0200469BC2067F6002294 /* Pods_Runner.framework */; };
 		97C146FC1CF9000F007C117D /* Main.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FA1CF9000F007C117D /* Main.storyboard */; };
 		97C146FE1CF9000F007C117D /* Assets.xcassets in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FD1CF9000F007C117D /* Assets.xcassets */; };
 		97C147011CF9000F007C117D /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FF1CF9000F007C117D /* LaunchScreen.storyboard */; };
@@ -31,6 +32,7 @@
 /* Begin PBXFileReference section */
 		1498D2321E8E86230040F4C2 /* GeneratedPluginRegistrant.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = GeneratedPluginRegistrant.h; sourceTree = "<group>"; };
 		1498D2331E8E89220040F4C2 /* GeneratedPluginRegistrant.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = GeneratedPluginRegistrant.m; sourceTree = "<group>"; };
+		1DC166D4710E23F2EDEDA52D /* Pods-Runner.profile.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-Runner.profile.xcconfig"; path = "Target Support Files/Pods-Runner/Pods-Runner.profile.xcconfig"; sourceTree = "<group>"; };
 		3B3967151E833CAA004F5970 /* AppFrameworkInfo.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; name = AppFrameworkInfo.plist; path = Flutter/AppFrameworkInfo.plist; sourceTree = "<group>"; };
 		74858FAD1ED2DC5600515810 /* Runner-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "Runner-Bridging-Header.h"; sourceTree = "<group>"; };
 		74858FAE1ED2DC5600515810 /* AppDelegate.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
@@ -42,6 +44,9 @@
 		97C146FD1CF9000F007C117D /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
 		97C147001CF9000F007C117D /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = "<group>"; };
 		97C147021CF9000F007C117D /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
+		BEEF4E3D580B721E5A0852CA /* Pods-Runner.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-Runner.debug.xcconfig"; path = "Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"; sourceTree = "<group>"; };
+		ECA0200469BC2067F6002294 /* Pods_Runner.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_Runner.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		FE30D351EF409EF61606DE07 /* Pods-Runner.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-Runner.release.xcconfig"; path = "Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -49,12 +54,32 @@
 			isa = PBXFrameworksBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
+				8DDD6AE026E53835686F984E /* Pods_Runner.framework in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 /* End PBXFrameworksBuildPhase section */
 
 /* Begin PBXGroup section */
+		10A9A853ACC5019AE46A5DDA /* Pods */ = {
+			isa = PBXGroup;
+			children = (
+				BEEF4E3D580B721E5A0852CA /* Pods-Runner.debug.xcconfig */,
+				FE30D351EF409EF61606DE07 /* Pods-Runner.release.xcconfig */,
+				1DC166D4710E23F2EDEDA52D /* Pods-Runner.profile.xcconfig */,
+			);
+			name = Pods;
+			path = Pods;
+			sourceTree = "<group>";
+		};
+		4D2624EB4309F79988F7AC61 /* Frameworks */ = {
+			isa = PBXGroup;
+			children = (
+				ECA0200469BC2067F6002294 /* Pods_Runner.framework */,
+			);
+			name = Frameworks;
+			sourceTree = "<group>";
+		};
 		9740EEB11CF90186004384FC /* Flutter */ = {
 			isa = PBXGroup;
 			children = (
@@ -72,6 +97,8 @@
 				9740EEB11CF90186004384FC /* Flutter */,
 				97C146F01CF9000F007C117D /* Runner */,
 				97C146EF1CF9000F007C117D /* Products */,
+				10A9A853ACC5019AE46A5DDA /* Pods */,
+				4D2624EB4309F79988F7AC61 /* Frameworks */,
 			);
 			sourceTree = "<group>";
 		};
@@ -105,12 +132,14 @@
 			isa = PBXNativeTarget;
 			buildConfigurationList = 97C147051CF9000F007C117D /* Build configuration list for PBXNativeTarget "Runner" */;
 			buildPhases = (
+				17EEDD344E8596DDA68B7B10 /* [CP] Check Pods Manifest.lock */,
 				9740EEB61CF901F6004384FC /* Run Script */,
 				97C146EA1CF9000F007C117D /* Sources */,
 				97C146EB1CF9000F007C117D /* Frameworks */,
 				97C146EC1CF9000F007C117D /* Resources */,
 				9705A1C41CF9048500538489 /* Embed Frameworks */,
 				3B06AD1E1E4923F5004D2608 /* Thin Binary */,
+				0C5310326ADD4D85F74E6637 /* [CP] Embed Pods Frameworks */,
 			);
 			buildRules = (
 			);
@@ -170,6 +199,45 @@
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
+		0C5310326ADD4D85F74E6637 /* [CP] Embed Pods Frameworks */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputFileListPaths = (
+				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks-${CONFIGURATION}-input-files.xcfilelist",
+			);
+			name = "[CP] Embed Pods Frameworks";
+			outputFileListPaths = (
+				"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks-${CONFIGURATION}-output-files.xcfilelist",
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${PODS_ROOT}/Target Support Files/Pods-Runner/Pods-Runner-frameworks.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
+		17EEDD344E8596DDA68B7B10 /* [CP] Check Pods Manifest.lock */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputFileListPaths = (
+			);
+			inputPaths = (
+				"${PODS_PODFILE_DIR_PATH}/Podfile.lock",
+				"${PODS_ROOT}/Manifest.lock",
+			);
+			name = "[CP] Check Pods Manifest.lock";
+			outputFileListPaths = (
+			);
+			outputPaths = (
+				"$(DERIVED_FILE_DIR)/Pods-Runner-checkManifestLockResult.txt",
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "diff \"${PODS_PODFILE_DIR_PATH}/Podfile.lock\" \"${PODS_ROOT}/Manifest.lock\" > /dev/null\nif [ $? != 0 ] ; then\n    # print error to STDERR\n    echo \"error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.\" >&2\n    exit 1\nfi\n# This output is used by Xcode 'outputs' to avoid re-running this script phase.\necho \"SUCCESS\" > \"${SCRIPT_OUTPUT_FILE_0}\"\n";
+			showEnvVarsInLog = 0;
+		};
 		3B06AD1E1E4923F5004D2608 /* Thin Binary */ = {
 			isa = PBXShellScriptBuildPhase;
 			alwaysOutOfDate = 1;
@@ -278,7 +346,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SUPPORTED_PLATFORMS = iphoneos;
@@ -357,7 +425,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
 				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				SDKROOT = iphoneos;
@@ -408,7 +476,7 @@
 				GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 13.0;
 				MTL_ENABLE_DEBUG_INFO = NO;
 				SDKROOT = iphoneos;
 				SUPPORTED_PLATFORMS = iphoneos;

mobile/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -0,0 +1,90 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1510"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+               BuildableName = "Runner.app"
+               BlueprintName = "Runner"
+               ReferencedContainer = "container:Runner.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      customLLDBInitFile = "$(SRCROOT)/Flutter/ephemeral/flutter_lldbinit"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <Testables>
+      </Testables>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      customLLDBInitFile = "$(SRCROOT)/Flutter/ephemeral/flutter_lldbinit"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      enableGPUValidationMode = "1"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Profile"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable
+         runnableDebuggingMode = "0">
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+            BuildableName = "Runner.app"
+            BlueprintName = "Runner"
+            ReferencedContainer = "container:Runner.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

mobile/ios/Runner/GeneratedPluginRegistrant.h

@@ -1,5 +1,19 @@
+//
+//  Generated file. Do not edit.
+//
+
+// clang-format off
+
+#ifndef GeneratedPluginRegistrant_h
+#define GeneratedPluginRegistrant_h
+
 #import <Flutter/Flutter.h>
 
+NS_ASSUME_NONNULL_BEGIN
+
 @interface GeneratedPluginRegistrant : NSObject
 + (void)registerWithRegistry:(NSObject<FlutterPluginRegistry>*)registry;
 @end
+
+NS_ASSUME_NONNULL_END
+#endif /* GeneratedPluginRegistrant_h */

mobile/ios/Runner/GeneratedPluginRegistrant.m

@@ -6,9 +6,44 @@
 
 #import "GeneratedPluginRegistrant.h"
 
+#if __has_include(<connectivity_plus/ConnectivityPlusPlugin.h>)
+#import <connectivity_plus/ConnectivityPlusPlugin.h>
+#else
+@import connectivity_plus;
+#endif
+
+#if __has_include(<flutter_secure_storage_darwin/FlutterSecureStorageDarwinPlugin.h>)
+#import <flutter_secure_storage_darwin/FlutterSecureStorageDarwinPlugin.h>
+#else
+@import flutter_secure_storage_darwin;
+#endif
+
+#if __has_include(<path_provider_foundation/PathProviderPlugin.h>)
+#import <path_provider_foundation/PathProviderPlugin.h>
+#else
+@import path_provider_foundation;
+#endif
+
+#if __has_include(<shared_preferences_foundation/SharedPreferencesPlugin.h>)
+#import <shared_preferences_foundation/SharedPreferencesPlugin.h>
+#else
+@import shared_preferences_foundation;
+#endif
+
+#if __has_include(<sqflite_darwin/SqflitePlugin.h>)
+#import <sqflite_darwin/SqflitePlugin.h>
+#else
+@import sqflite_darwin;
+#endif
+
 @implementation GeneratedPluginRegistrant
 
 + (void)registerWithRegistry:(NSObject<FlutterPluginRegistry>*)registry {
+  [ConnectivityPlusPlugin registerWithRegistrar:[registry registrarForPlugin:@"ConnectivityPlusPlugin"]];
+  [FlutterSecureStorageDarwinPlugin registerWithRegistrar:[registry registrarForPlugin:@"FlutterSecureStorageDarwinPlugin"]];
+  [PathProviderPlugin registerWithRegistrar:[registry registrarForPlugin:@"PathProviderPlugin"]];
+  [SharedPreferencesPlugin registerWithRegistrar:[registry registrarForPlugin:@"SharedPreferencesPlugin"]];
+  [SqflitePlugin registerWithRegistrar:[registry registrarForPlugin:@"SqflitePlugin"]];
 }
 
 @end

mobile/lib/services/api_config.dart

@@ -5,7 +5,7 @@ class ApiConfig {
   // For local development, use: http://10.0.2.2:3000 (Android emulator)
   // For iOS simulator, use: http://localhost:3000
   // For production, use your actual server URL
-  static String _baseUrl = 'http://10.0.2.2:3000';
+  static String _baseUrl = 'https://app.sure.am';
 
   static String get baseUrl => _baseUrl;
 

mobile/lib/services/database_helper.dart

@@ -6,11 +6,37 @@ import 'log_service.dart';
 class DatabaseHelper {
   static final DatabaseHelper instance = DatabaseHelper._init();
   static Database? _database;
+  static final Map<String, Map<String, dynamic>> _memoryTransactions = {};
+  static final Map<String, Map<String, dynamic>> _memoryAccounts = {};
+  static bool _webStorageLogged = false;
   final LogService _log = LogService.instance;
 
   DatabaseHelper._init();
 
+  bool get _useInMemoryStore => kIsWeb;
+
+  void _ensureWebStoreReady() {
+    if (!_useInMemoryStore || _webStorageLogged) return;
+    _webStorageLogged = true;
+    _log.info(
+      'DatabaseHelper',
+      'Using in-memory storage on web (sqflite is not supported in browser builds).',
+    );
+  }
+
+  int _compareDesc(String? left, String? right) {
+    return (right ?? '').compareTo(left ?? '');
+  }
+
+  int _compareAsc(String? left, String? right) {
+    return (left ?? '').compareTo(right ?? '');
+  }
+
   Future<Database> get database async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      throw StateError('sqflite database is not available on web.');
+    }
     if (_database != null) return _database!;
     
     try {
@@ -124,6 +150,12 @@ class DatabaseHelper {
 
   // Transaction CRUD operations
   Future<String> insertTransaction(Map<String, dynamic> transaction) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final localId = transaction['local_id'] as String;
+      _memoryTransactions[localId] = Map<String, dynamic>.from(transaction);
+      return localId;
+    }
     final db = await database;
     _log.debug('DatabaseHelper', 'Inserting transaction: local_id=${transaction['local_id']}, account_id="${transaction['account_id']}", server_id=${transaction['server_id']}');
     await db.insert(
@@ -136,6 +168,22 @@ class DatabaseHelper {
   }
 
   Future<List<Map<String, dynamic>>> getTransactions({String? accountId}) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final results = _memoryTransactions.values
+          .where((transaction) {
+            final storedAccountId = transaction['account_id'] as String?;
+            return accountId == null || storedAccountId == accountId;
+          })
+          .map((transaction) => Map<String, dynamic>.from(transaction))
+          .toList();
+      results.sort((a, b) {
+        final dateCompare = _compareDesc(a['date'] as String?, b['date'] as String?);
+        if (dateCompare != 0) return dateCompare;
+        return _compareDesc(a['created_at'] as String?, b['created_at'] as String?);
+      });
+      return results;
+    }
     final db = await database;
 
     if (accountId != null) {
@@ -160,6 +208,11 @@ class DatabaseHelper {
   }
 
   Future<Map<String, dynamic>?> getTransactionByLocalId(String localId) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final transaction = _memoryTransactions[localId];
+      return transaction != null ? Map<String, dynamic>.from(transaction) : null;
+    }
     final db = await database;
     final results = await db.query(
       'transactions',
@@ -172,6 +225,15 @@ class DatabaseHelper {
   }
 
   Future<Map<String, dynamic>?> getTransactionByServerId(String serverId) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      for (final transaction in _memoryTransactions.values) {
+        if (transaction['server_id'] == serverId) {
+          return Map<String, dynamic>.from(transaction);
+        }
+      }
+      return null;
+    }
     final db = await database;
     final results = await db.query(
       'transactions',
@@ -184,6 +246,17 @@ class DatabaseHelper {
   }
 
   Future<List<Map<String, dynamic>>> getPendingTransactions() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final results = _memoryTransactions.values
+          .where((transaction) => transaction['sync_status'] == 'pending')
+          .map((transaction) => Map<String, dynamic>.from(transaction))
+          .toList();
+      results.sort(
+        (a, b) => _compareAsc(a['created_at'] as String?, b['created_at'] as String?),
+      );
+      return results;
+    }
     final db = await database;
     return await db.query(
       'transactions',
@@ -194,6 +267,17 @@ class DatabaseHelper {
   }
 
   Future<List<Map<String, dynamic>>> getPendingDeletes() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final results = _memoryTransactions.values
+          .where((transaction) => transaction['sync_status'] == 'pending_delete')
+          .map((transaction) => Map<String, dynamic>.from(transaction))
+          .toList();
+      results.sort(
+        (a, b) => _compareAsc(a['updated_at'] as String?, b['updated_at'] as String?),
+      );
+      return results;
+    }
     final db = await database;
     return await db.query(
       'transactions',
@@ -204,6 +288,16 @@ class DatabaseHelper {
   }
 
   Future<int> updateTransaction(String localId, Map<String, dynamic> transaction) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      if (!_memoryTransactions.containsKey(localId)) {
+        return 0;
+      }
+      final updated = Map<String, dynamic>.from(transaction);
+      updated['local_id'] = localId;
+      _memoryTransactions[localId] = updated;
+      return 1;
+    }
     final db = await database;
     return await db.update(
       'transactions',
@@ -214,6 +308,10 @@ class DatabaseHelper {
   }
 
   Future<int> deleteTransaction(String localId) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      return _memoryTransactions.remove(localId) != null ? 1 : 0;
+    }
     final db = await database;
     return await db.delete(
       'transactions',
@@ -223,6 +321,19 @@ class DatabaseHelper {
   }
 
   Future<int> deleteTransactionByServerId(String serverId) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      String? localIdToRemove;
+      for (final entry in _memoryTransactions.entries) {
+        if (entry.value['server_id'] == serverId) {
+          localIdToRemove = entry.key;
+          break;
+        }
+      }
+      if (localIdToRemove == null) return 0;
+      _memoryTransactions.remove(localIdToRemove);
+      return 1;
+    }
     final db = await database;
     return await db.delete(
       'transactions',
@@ -232,11 +343,27 @@ class DatabaseHelper {
   }
 
   Future<void> clearTransactions() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      _memoryTransactions.clear();
+      return;
+    }
     final db = await database;
     await db.delete('transactions');
   }
 
   Future<void> clearSyncedTransactions() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final keysToRemove = _memoryTransactions.entries
+          .where((entry) => entry.value['sync_status'] == 'synced')
+          .map((entry) => entry.key)
+          .toList();
+      for (final key in keysToRemove) {
+        _memoryTransactions.remove(key);
+      }
+      return;
+    }
     final db = await database;
     _log.debug('DatabaseHelper', 'Clearing only synced transactions, keeping pending/failed');
     await db.delete(
@@ -248,6 +375,12 @@ class DatabaseHelper {
 
   // Account CRUD operations (for caching)
   Future<void> insertAccount(Map<String, dynamic> account) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final id = account['id'] as String;
+      _memoryAccounts[id] = Map<String, dynamic>.from(account);
+      return;
+    }
     final db = await database;
     await db.insert(
       'accounts',
@@ -257,6 +390,14 @@ class DatabaseHelper {
   }
 
   Future<void> insertAccounts(List<Map<String, dynamic>> accounts) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      for (final account in accounts) {
+        final id = account['id'] as String;
+        _memoryAccounts[id] = Map<String, dynamic>.from(account);
+      }
+      return;
+    }
     final db = await database;
     final batch = db.batch();
 
@@ -272,11 +413,26 @@ class DatabaseHelper {
   }
 
   Future<List<Map<String, dynamic>>> getAccounts() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final results = _memoryAccounts.values
+          .map((account) => Map<String, dynamic>.from(account))
+          .toList();
+      results.sort(
+        (a, b) => _compareAsc(a['name'] as String?, b['name'] as String?),
+      );
+      return results;
+    }
     final db = await database;
     return await db.query('accounts', orderBy: 'name ASC');
   }
 
   Future<Map<String, dynamic>?> getAccountById(String id) async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      final account = _memoryAccounts[id];
+      return account != null ? Map<String, dynamic>.from(account) : null;
+    }
     final db = await database;
     final results = await db.query(
       'accounts',
@@ -289,18 +445,35 @@ class DatabaseHelper {
   }
 
   Future<void> clearAccounts() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      _memoryAccounts.clear();
+      return;
+    }
     final db = await database;
     await db.delete('accounts');
   }
 
   // Utility methods
   Future<void> clearAllData() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      _memoryTransactions.clear();
+      _memoryAccounts.clear();
+      return;
+    }
     final db = await database;
     await db.delete('transactions');
     await db.delete('accounts');
   }
 
   Future<void> close() async {
+    if (_useInMemoryStore) {
+      _ensureWebStoreReady();
+      _memoryTransactions.clear();
+      _memoryAccounts.clear();
+      return;
+    }
     if (_database != null) {
       await _database!.close();
       _database = null;

mobile/pubspec.lock

@@ -73,6 +73,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.19.1"
+  connectivity_plus:
+    dependency: "direct main"
+    description:
+      name: connectivity_plus
+      sha256: "33bae12a398f841c6cda09d1064212957265869104c478e5ad51e2fb26c3973c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "7.0.0"
+  connectivity_plus_platform_interface:
+    dependency: transitive
+    description:
+      name: connectivity_plus_platform_interface
+      sha256: "42657c1715d48b167930d5f34d00222ac100475f73d10162ddf43e714932f204"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   crypto:
     dependency: transitive
     description:
@@ -89,6 +105,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.8"
+  dbus:
+    dependency: transitive
+    description:
+      name: dbus
+      sha256: "79e0c23480ff85dc68de79e2cd6334add97e48f7f4865d17686dd6ea81a47e8c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.11"
   fake_async:
     dependency: transitive
     description:
@@ -113,6 +137,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "7.0.1"
+  fixnum:
+    dependency: transitive
+    description:
+      name: fixnum
+      sha256: b6dc7065e46c974bc7c5f143080a6764ec7a4be6da1285ececdc37be96de53be
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.1"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -122,66 +154,66 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_launcher_icons
-      sha256: "526faf84284b86a4cb36d20a5e45147747b7563d921373d4ee0559c54fcdbcea"
+      sha256: "10f13781741a2e3972126fae08393d3c4e01fa4cd7473326b94b72cf594195e7"
       url: "https://pub.dev"
     source: hosted
-    version: "0.13.1"
+    version: "0.14.4"
   flutter_lints:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: "9e8c3858111da373efc5aa341de011d9bd23e2c5c5e0c62bccf32438e192d7b1"
+      sha256: "3105dc8492f6183fb076ccf1f351ac3d60564bff92e20bfc4af9cc1651f4e7e1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "6.0.0"
   flutter_secure_storage:
     dependency: "direct main"
     description:
       name: flutter_secure_storage
-      sha256: "9cad52d75ebc511adfae3d447d5d13da15a55a92c9410e50f67335b6d21d16ea"
+      sha256: da922f2aab2d733db7e011a6bcc4a825b844892d4edd6df83ff156b09a9b2e40
       url: "https://pub.dev"
     source: hosted
-    version: "9.2.4"
+    version: "10.0.0"
+  flutter_secure_storage_darwin:
+    dependency: transitive
+    description:
+      name: flutter_secure_storage_darwin
+      sha256: "8878c25136a79def1668c75985e8e193d9d7d095453ec28730da0315dc69aee3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.0"
   flutter_secure_storage_linux:
     dependency: transitive
     description:
       name: flutter_secure_storage_linux
-      sha256: be76c1d24a97d0b98f8b54bce6b481a380a6590df992d0098f868ad54dc8f688
+      sha256: "2b5c76dce569ab752d55a1cee6a2242bcc11fdba927078fb88c503f150767cda"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.3"
+    version: "3.0.0"
-  flutter_secure_storage_macos:
-    dependency: transitive
-    description:
-      name: flutter_secure_storage_macos
-      sha256: "6c0a2795a2d1de26ae202a0d78527d163f4acbb11cde4c75c670f3a0fc064247"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.1.3"
   flutter_secure_storage_platform_interface:
     dependency: transitive
     description:
       name: flutter_secure_storage_platform_interface
-      sha256: cf91ad32ce5adef6fba4d736a542baca9daf3beac4db2d04be350b87f69ac4a8
+      sha256: "8ceea1223bee3c6ac1a22dabd8feefc550e4729b3675de4b5900f55afcb435d6"
       url: "https://pub.dev"
     source: hosted
-    version: "1.1.2"
+    version: "2.0.1"
   flutter_secure_storage_web:
     dependency: transitive
     description:
       name: flutter_secure_storage_web
-      sha256: f4ebff989b4f07b2656fb16b47852c0aab9fed9b4ec1c70103368337bc1886a9
+      sha256: "6a1137df62b84b54261dca582c1c09ea72f4f9a4b2fcee21b025964132d5d0c3"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.1"
+    version: "2.1.0"
   flutter_secure_storage_windows:
     dependency: transitive
     description:
       name: flutter_secure_storage_windows
-      sha256: b20b07cb5ed4ed74fc567b78a72936203f587eba460af1df11281c9326cd3709
+      sha256: "3b7c8e068875dfd46719ff57c90d8c459c87f2302ed6b00ff006b3c9fcad1613"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.2"
+    version: "4.1.0"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -224,14 +256,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.18.1"
-  js:
-    dependency: transitive
-    description:
-      name: js
-      sha256: f2c445dce49627136094980615a031419f7f3eb393237e4ecd97ac15dea343f3
-      url: "https://pub.dev"
-    source: hosted
-    version: "0.6.7"
   json_annotation:
     dependency: transitive
     description:
@@ -244,34 +268,34 @@ packages:
     dependency: transitive
     description:
       name: leak_tracker
-      sha256: "6bb818ecbdffe216e81182c2f0714a2e62b593f4a4f13098713ff1685dfb6ab0"
+      sha256: "33e2e26bdd85a0112ec15400c8cbffea70d0f9c3407491f672a2fad47915e2de"
       url: "https://pub.dev"
     source: hosted
-    version: "10.0.9"
+    version: "11.0.2"
   leak_tracker_flutter_testing:
     dependency: transitive
     description:
       name: leak_tracker_flutter_testing
-      sha256: f8b613e7e6a13ec79cfdc0e97638fddb3ab848452eff057653abd3edba760573
+      sha256: "1dbc140bb5a23c75ea9c4811222756104fbcd1a27173f0c34ca01e16bea473c1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.9"
+    version: "3.0.10"
   leak_tracker_testing:
     dependency: transitive
     description:
       name: leak_tracker_testing
-      sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+      sha256: "8d5a2d49f4a66b49744b23b018848400d23e54caf9463f4eb20df3eb8acb2eb1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.1"
+    version: "3.0.2"
   lints:
     dependency: transitive
     description:
       name: lints
-      sha256: cbf8d4b858bb0134ef3ef87841abdf8d63bfc255c266b7bf6b39daa1085c4290
+      sha256: "12f842a479589fea194fe5c5a3095abc7be0c1f2ddfa9a0e76aed1dbd26a87df"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.0"
+    version: "6.1.0"
   matcher:
     dependency: transitive
     description:
@@ -292,10 +316,10 @@ packages:
     dependency: transitive
     description:
       name: meta
-      sha256: e3641ec5d63ebf0d9b41bd43201a66e3fc79a65db5f61fc181f04cd27aab950c
+      sha256: "23f08335362185a5ea2ad3a4e597f1375e78bce8a040df5c600c8d3552ef2394"
       url: "https://pub.dev"
     source: hosted
-    version: "1.16.0"
+    version: "1.17.0"
   nested:
     dependency: transitive
     description:
@@ -304,8 +328,16 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.0.0"
-  path:
+  nm:
     dependency: transitive
+    description:
+      name: nm
+      sha256: "2c9aae4127bdc8993206464fcc063611e0e36e72018696cd9631023a31b24254"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.5.0"
+  path:
+    dependency: "direct main"
     description:
       name: path
       sha256: "75cca69d1490965be98c73ceaea117e8a04dd21217b37b292c9ddbec0d955bc5"
@@ -469,6 +501,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.10.1"
+  sqflite:
+    dependency: "direct main"
+    description:
+      name: sqflite
+      sha256: e2297b1da52f127bc7a3da11439985d9b536f75070f3325e62ada69a5c585d03
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2"
+  sqflite_android:
+    dependency: transitive
+    description:
+      name: sqflite_android
+      sha256: ecd684501ebc2ae9a83536e8b15731642b9570dc8623e0073d227d0ee2bfea88
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2+2"
+  sqflite_common:
+    dependency: transitive
+    description:
+      name: sqflite_common
+      sha256: "6ef422a4525ecc601db6c0a2233ff448c731307906e92cabc9ba292afaae16a6"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.5.6"
+  sqflite_darwin:
+    dependency: transitive
+    description:
+      name: sqflite_darwin
+      sha256: "279832e5cde3fe99e8571879498c9211f3ca6391b0d818df4e17d9fff5c6ccb3"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.2"
+  sqflite_platform_interface:
+    dependency: transitive
+    description:
+      name: sqflite_platform_interface
+      sha256: "8dd4515c7bdcae0a785b0062859336de775e8c65db81ae33dd5445f35be61920"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.4.0"
   stack_trace:
     dependency: transitive
     description:
@@ -493,6 +565,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.4.1"
+  synchronized:
+    dependency: transitive
+    description:
+      name: synchronized
+      sha256: c254ade258ec8282947a0acbbc90b9575b4f19673533ee46f2f6e9b3aeefd7c0
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.4.0"
   term_glyph:
     dependency: transitive
     description:
@@ -505,10 +585,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: fb31f383e2ee25fbbfe06b40fe21e1e458d14080e3c67e7ba0acfde4df4e0bbd
+      sha256: ab2726c1a94d3176a45960b6234466ec367179b87dd74f1611adb1f3b5fb9d55
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.4"
+    version: "0.7.7"
   typed_data:
     dependency: transitive
     description:
@@ -517,14 +597,22 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.4.0"
+  uuid:
+    dependency: "direct main"
+    description:
+      name: uuid
+      sha256: a11b666489b1954e01d992f3d601b1804a33937b5a8fe677bd26b8a9f96f96e8
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.5.2"
   vector_math:
     dependency: transitive
     description:
       name: vector_math
-      sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
+      sha256: d530bd74fea330e6e364cda7a85019c434070188383e1cd8d9777ee586914c5b
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.4"
+    version: "2.2.0"
   vm_service:
     dependency: transitive
     description:
@@ -574,5 +662,5 @@ packages:
     source: hosted
     version: "3.1.3"
 sdks:
-  dart: ">=3.8.0 <4.0.0"
+  dart: ">=3.9.0 <4.0.0"
   flutter: ">=3.29.0"

mobile/web/index.html

@@ -0,0 +1,39 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <!--
+    If you are serving your web app in a path other than the root, change the
+    href value below to reflect the base path you are serving from.
+
+    The path provided below has to start and end with a slash "/" in order for
+    it to work correctly.
+
+    For more details:
+    * https://developer.mozilla.org/en-US/docs/Web/HTML/Element/base
+
+    This is a placeholder for base href that will be replaced by the value of
+    the `--base-href` argument provided to `flutter build`.
+  -->
+  <base href="$FLUTTER_BASE_HREF">
+
+  <meta charset="UTF-8">
+  <meta content="IE=Edge" http-equiv="X-UA-Compatible">
+  <meta name="description" content="A new Flutter project.">
+
+  <!-- iOS meta tags & icons -->
+  <meta name="mobile-web-app-capable" content="yes">
+  <meta name="apple-mobile-web-app-capable" content="yes">
+  <meta name="apple-mobile-web-app-status-bar-style" content="black">
+  <meta name="apple-mobile-web-app-title" content="sure_mobile">
+  <link rel="apple-touch-icon" href="icons/Icon-192.png">
+
+  <!-- Favicon -->
+  <link rel="icon" type="image/png" href="favicon.png"/>
+
+  <title>sure_mobile</title>
+  <link rel="manifest" href="manifest.json">
+</head>
+<body>
+  <script src="flutter_bootstrap.js" async></script>
+</body>
+</html>

mobile/web/manifest.json

@@ -0,0 +1,35 @@
+{
+    "name": "Sure",
+    "short_name": "Sure",
+    "start_url": ".",
+    "display": "standalone",
+    "background_color": "#0175C2",
+    "theme_color": "#0175C2",
+    "description": "Your personal finances, your way.",
+    "orientation": "portrait-primary",
+    "prefer_related_applications": false,
+    "icons": [
+        {
+            "src": "icons/Icon-192.png",
+            "sizes": "192x192",
+            "type": "image/png"
+        },
+        {
+            "src": "icons/Icon-512.png",
+            "sizes": "512x512",
+            "type": "image/png"
+        },
+        {
+            "src": "icons/Icon-maskable-192.png",
+            "sizes": "192x192",
+            "type": "image/png",
+            "purpose": "maskable"
+        },
+        {
+            "src": "icons/Icon-maskable-512.png",
+            "sizes": "512x512",
+            "type": "image/png",
+            "purpose": "maskable"
+        }
+    ]
+}