Linux support

.metadata

@@ -15,6 +15,9 @@ migration:
     - platform: root
       create_revision: d211f42860350d914a5ad8102f9ec32764dc6d06
       base_revision: d211f42860350d914a5ad8102f9ec32764dc6d06
+    - platform: linux
+      create_revision: d211f42860350d914a5ad8102f9ec32764dc6d06
+      base_revision: d211f42860350d914a5ad8102f9ec32764dc6d06
     - platform: windows
       create_revision: d211f42860350d914a5ad8102f9ec32764dc6d06
       base_revision: d211f42860350d914a5ad8102f9ec32764dc6d06

README.md

@@ -81,6 +81,10 @@ multiple versions on your local machine, or simply use this submodule to build i
 2. open an android or ios emulator
 3. run `flutter run --debug`
 
+Building for Linux requires installing the following packages for the [SQFlite database](https://pub.dev/packages/sqflite_common_ffi#linux):
+
+```sudo apt-get -y install libsqlite3-0 libsqlite3-dev```
+
 ## Contributing
 
 I am an independent developer and do not have professional expertise in writing

lib/provider/app_reminder.dart

@@ -83,7 +83,7 @@ class AppReminderViewModel extends ChangeNotifier
   Future<bool> processAppReminder(L10n? l10n) async {
     final reminder = this.reminder;
     if (reminder.enabled && l10n != null) {
-      if (await NotificationService().requestPermissions() != true) {
+      if (await NotificationService().requestPermissions() == false) {
         return false;
       }
       switch (reminder.type) {

lib/reminders/notification_channel.dart

@@ -172,40 +172,84 @@ class NotificationIosChannelData
           interruptionLevel: InterruptionLevel.passive);
 }
 
+class NotificationLinuxChannelData
+    implements NotificationChannelDataABC<LinuxNotificationDetails> {
+  final LinuxNotificationDetails? _debug;
+  final LinuxNotificationDetails? _habitReminder;
+  final LinuxNotificationDetails? _appReminder;
+  final LinuxNotificationDetails? _appDebugger;
+
+  const NotificationLinuxChannelData({
+    LinuxNotificationDetails? debug,
+    LinuxNotificationDetails? habitReminder,
+    LinuxNotificationDetails? appReminder,
+    LinuxNotificationDetails? appDebugger,
+  })  : _debug = debug,
+        _habitReminder = habitReminder,
+        _appReminder = appReminder,
+        _appDebugger = appDebugger;
+
+  @override
+  LinuxNotificationDetails get debug =>
+      _debug ?? const LinuxNotificationDetails();
+
+  @override
+  LinuxNotificationDetails get habitReminder =>
+      _habitReminder ?? const LinuxNotificationDetails();
+
+  @override
+  LinuxNotificationDetails get appReminder =>
+      _appReminder ?? const LinuxNotificationDetails();
+
+  @override
+  LinuxNotificationDetails get appDebugger =>
+      _appDebugger ?? const LinuxNotificationDetails();
+}
+
 class NotificationChannelData extends ChangeNotifier
     implements NotificationChannelDataABC<NotificationDetails> {
   final NotificationAndroidChannelData _androidChannel;
   final NotificationIosChannelData _iosChannel;
+  final NotificationLinuxChannelData _linuxChannel;
 
   NotificationChannelData({
     NotificationAndroidChannelData? androidChannel,
     NotificationIosChannelData? iosChannel,
+    NotificationLinuxChannelData? linuxChannel,
   })  : _androidChannel =
             androidChannel ?? const NotificationAndroidChannelData(),
-        _iosChannel = iosChannel ?? const NotificationIosChannelData();
+        _iosChannel = iosChannel ?? const NotificationIosChannelData(),
+        _linuxChannel = linuxChannel ?? const NotificationLinuxChannelData();
 
   @override
   NotificationDetails get debug => NotificationDetails(
         android: _androidChannel.debug,
         iOS: _iosChannel.debug,
+        linux: _linuxChannel.debug,
         macOS: _iosChannel.debug,
       );
 
   @override
   NotificationDetails get habitReminder => NotificationDetails(
-      android: _androidChannel.habitReminder, iOS: _iosChannel.habitReminder);
+        android: _androidChannel.habitReminder,
+        iOS: _iosChannel.habitReminder,
+        linux: _linuxChannel.habitReminder,
+        macOS: _iosChannel.debug,
+      );
 
   @override
   NotificationDetails get appReminder => NotificationDetails(
         android: _androidChannel.appReminder,
         iOS: _iosChannel.appReminder,
+        linux: _linuxChannel.appReminder,
         macOS: _iosChannel.appReminder,
       );
 
   @override
   NotificationDetails get appDebugger => NotificationDetails(
         android: _androidChannel.appDebugger,
         iOS: _iosChannel.appDebugger,
+        linux: _linuxChannel.appReminder,
         macOS: _iosChannel.appDebugger,
       );
 }

lib/reminders/notification_service.dart

@@ -77,6 +77,7 @@ abstract interface class NotificationService implements AsyncInitialization {
   factory NotificationService() {
     if (_instance != null) return _instance!;
     if (Platform.isWindows) return _instance = const FakeNotificationService();
+    if (Platform.isLinux) return _instance = const LinuxNotificationService();
     return _instance = const NotificationServiceImpl();
   }
 }
@@ -131,11 +132,16 @@ final class NotificationServiceImpl implements NotificationService {
       ],
     );
 
+    // linux setting
+    const linuxSettings =
+        LinuxInitializationSettings(defaultActionName: "Open notification");
+
     // combine settings
     final initializationSettings = InitializationSettings(
       android: androidSettings,
       iOS: darwinSettings,
       macOS: darwinSettings,
+      linux: linuxSettings,
     );
 
     await plugin.initialize(
@@ -355,6 +361,36 @@ final class NotificationServiceImpl implements NotificationService {
   }
 }
 
+final class LinuxNotificationService extends NotificationServiceImpl {
+  const LinuxNotificationService();
+
+  //TODO: Lame implementation; plugin doesn't support scheduling on Linux,
+  //      need to find some solutions.
+  @override
+  Future<bool> regrAppReminderInDaily(
+          {required String title,
+          required String subtitle,
+          required TimeOfDay timeOfDay,
+          required NotificationDetails details,
+          Duration? timeout = NotificationServiceImpl.defaultTimeout}) =>
+      Future.value(false);
+
+  //TODO: Lame implementation; plugin doesn't support scheduling on Linux,
+  //      need to find some solutions.
+  @override
+  Future<bool> regrHabitReminder<T>(
+          {required DBID id,
+          required HabitUUID uuid,
+          required String name,
+          String? quest,
+          required HabitReminder reminder,
+          required HabitDate? lastUntrackDate,
+          required NotificationDetails details,
+          DateTime? crtDate,
+          Duration? timeout = NotificationServiceImpl.defaultTimeout}) =>
+      Future.value(false);
+}
+
 final class FakeNotificationService implements NotificationService {
   const FakeNotificationService();
 

linux/.gitignore

@@ -0,0 +1 @@
+flutter/ephemeral

linux/CMakeLists.txt

@@ -0,0 +1,139 @@
+# Project-level configuration.
+cmake_minimum_required(VERSION 3.10)
+project(runner LANGUAGES CXX)
+
+# The name of the executable created for the application. Change this to change
+# the on-disk name of your application.
+set(BINARY_NAME "mhabit")
+# The unique GTK application identifier for this application. See:
+# https://wiki.gnome.org/HowDoI/ChooseApplicationID
+set(APPLICATION_ID "io.github.friesi23.mhabit")
+
+# Explicitly opt in to modern CMake behaviors to avoid warnings with recent
+# versions of CMake.
+cmake_policy(SET CMP0063 NEW)
+
+# Load bundled libraries from the lib/ directory relative to the binary.
+set(CMAKE_INSTALL_RPATH "$ORIGIN/lib")
+
+# Root filesystem for cross-building.
+if(FLUTTER_TARGET_PLATFORM_SYSROOT)
+  set(CMAKE_SYSROOT ${FLUTTER_TARGET_PLATFORM_SYSROOT})
+  set(CMAKE_FIND_ROOT_PATH ${CMAKE_SYSROOT})
+  set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+  set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
+  set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+  set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+endif()
+
+# Define build configuration options.
+if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
+  set(CMAKE_BUILD_TYPE "Debug" CACHE
+    STRING "Flutter build mode" FORCE)
+  set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS
+    "Debug" "Profile" "Release")
+endif()
+
+# Compilation settings that should be applied to most targets.
+#
+# Be cautious about adding new options here, as plugins use this function by
+# default. In most cases, you should add new options to specific targets instead
+# of modifying this function.
+function(APPLY_STANDARD_SETTINGS TARGET)
+  target_compile_features(${TARGET} PUBLIC cxx_std_14)
+  target_compile_options(${TARGET} PRIVATE -Wall -Werror)
+  target_compile_options(${TARGET} PRIVATE "$<$<NOT:$<CONFIG:Debug>>:-O3>")
+  target_compile_definitions(${TARGET} PRIVATE "$<$<NOT:$<CONFIG:Debug>>:NDEBUG>")
+endfunction()
+
+# Flutter library and tool build rules.
+set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter")
+add_subdirectory(${FLUTTER_MANAGED_DIR})
+
+# System-level dependencies.
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(GTK REQUIRED IMPORTED_TARGET gtk+-3.0)
+
+add_definitions(-DAPPLICATION_ID="${APPLICATION_ID}")
+
+# Define the application target. To change its name, change BINARY_NAME above,
+# not the value here, or `flutter run` will no longer work.
+#
+# Any new source files that you add to the application should be added here.
+add_executable(${BINARY_NAME}
+  "main.cc"
+  "my_application.cc"
+  "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc"
+)
+
+# Apply the standard set of build settings. This can be removed for applications
+# that need different build settings.
+apply_standard_settings(${BINARY_NAME})
+
+# Add dependency libraries. Add any application-specific dependencies here.
+target_link_libraries(${BINARY_NAME} PRIVATE flutter)
+target_link_libraries(${BINARY_NAME} PRIVATE PkgConfig::GTK)
+
+# Run the Flutter tool portions of the build. This must not be removed.
+add_dependencies(${BINARY_NAME} flutter_assemble)
+
+# Only the install-generated bundle's copy of the executable will launch
+# correctly, since the resources must in the right relative locations. To avoid
+# people trying to run the unbundled copy, put it in a subdirectory instead of
+# the default top-level location.
+set_target_properties(${BINARY_NAME}
+  PROPERTIES
+  RUNTIME_OUTPUT_DIRECTORY "${CMAKE_BINARY_DIR}/intermediates_do_not_run"
+)
+
+
+# Generated plugin build rules, which manage building the plugins and adding
+# them to the application.
+include(flutter/generated_plugins.cmake)
+
+
+# === Installation ===
+# By default, "installing" just makes a relocatable bundle in the build
+# directory.
+set(BUILD_BUNDLE_DIR "${PROJECT_BINARY_DIR}/bundle")
+if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT)
+  set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE)
+endif()
+
+# Start with a clean build bundle directory every time.
+install(CODE "
+  file(REMOVE_RECURSE \"${BUILD_BUNDLE_DIR}/\")
+  " COMPONENT Runtime)
+
+set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data")
+set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}/lib")
+
+install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}"
+  COMPONENT Runtime)
+
+install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+  COMPONENT Runtime)
+
+foreach(bundled_library ${PLUGIN_BUNDLED_LIBRARIES})
+  install(FILES "${bundled_library}"
+    DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+    COMPONENT Runtime)
+endforeach(bundled_library)
+
+# Fully re-copy the assets directory on each build to avoid having stale files
+# from a previous install.
+set(FLUTTER_ASSET_DIR_NAME "flutter_assets")
+install(CODE "
+  file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\")
+  " COMPONENT Runtime)
+install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}"
+  DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime)
+
+# Install the AOT library on non-Debug builds only.
+if(NOT CMAKE_BUILD_TYPE MATCHES "Debug")
+  install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}"
+    COMPONENT Runtime)
+endif()