547 lines
17 KiB
Dart

import 'dart:async';
import 'package:appflowy/user/application/user_settings_service.dart';
import 'package:appflowy/util/platform_extension.dart';
import 'package:appflowy/workspace/application/appearance_defaults.dart';
import 'package:appflowy/mobile/application/mobile_theme_data.dart';
import 'package:appflowy_backend/log.dart';
import 'package:appflowy_backend/protobuf/flowy-user/user_setting.pb.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flowy_infra/size.dart';
import 'package:flowy_infra/theme.dart';
import 'package:flowy_infra/theme_extension.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:freezed_annotation/freezed_annotation.dart';
import 'package:google_fonts/google_fonts.dart';
part 'appearance.freezed.dart';
const _white = Color(0xFFFFFFFF);
/// [AppearanceSettingsCubit] is used to modify the appearance of AppFlowy.
/// It includes the [AppTheme], [ThemeMode], [TextStyles] and [Locale].
class AppearanceSettingsCubit extends Cubit<AppearanceSettingsState> {
final AppearanceSettingsPB _setting;
AppearanceSettingsCubit(
AppearanceSettingsPB setting,
AppTheme appTheme,
) : _setting = setting,
super(
AppearanceSettingsState.initial(
appTheme,
setting.themeMode,
setting.font,
setting.monospaceFont,
setting.layoutDirection,
setting.textDirection,
setting.locale,
setting.isMenuCollapsed,
setting.menuOffset,
),
);
/// Update selected theme in the user's settings and emit an updated state
/// with the AppTheme named [themeName].
Future<void> setTheme(String themeName) async {
_setting.theme = themeName;
_saveAppearanceSettings();
emit(state.copyWith(appTheme: await AppTheme.fromName(themeName)));
}
/// Reset the current user selected theme back to the default
Future<void> resetTheme() =>
setTheme(DefaultAppearanceSettings.kDefaultThemeName);
/// Update the theme mode in the user's settings and emit an updated state.
void setThemeMode(ThemeMode themeMode) {
_setting.themeMode = _themeModeToPB(themeMode);
_saveAppearanceSettings();
emit(state.copyWith(themeMode: themeMode));
}
/// Resets the current brightness setting
void resetThemeMode() =>
setThemeMode(DefaultAppearanceSettings.kDefaultThemeMode);
/// Toggle the theme mode
void toggleThemeMode() {
final currentThemeMode = state.themeMode;
setThemeMode(
currentThemeMode == ThemeMode.light ? ThemeMode.dark : ThemeMode.light,
);
}
void setLayoutDirection(LayoutDirection layoutDirection) {
_setting.layoutDirection = layoutDirection.toLayoutDirectionPB();
_saveAppearanceSettings();
emit(state.copyWith(layoutDirection: layoutDirection));
}
void setTextDirection(AppFlowyTextDirection? textDirection) {
_setting.textDirection =
textDirection?.toTextDirectionPB() ?? TextDirectionPB.FALLBACK;
_saveAppearanceSettings();
emit(state.copyWith(textDirection: textDirection));
}
/// Update selected font in the user's settings and emit an updated state
/// with the font name.
void setFontFamily(String fontFamilyName) {
_setting.font = fontFamilyName;
_saveAppearanceSettings();
emit(state.copyWith(font: fontFamilyName));
}
/// Resets the current font family for the user preferences
void resetFontFamily() =>
setFontFamily(DefaultAppearanceSettings.kDefaultFontFamily);
/// Updates the current locale and notify the listeners the locale was
/// changed. Fallback to [en] locale if [newLocale] is not supported.
void setLocale(BuildContext context, Locale newLocale) {
if (!context.supportedLocales.contains(newLocale)) {
// Log.warn("Unsupported locale: $newLocale, Fallback to locale: en");
newLocale = const Locale('en');
}
context.setLocale(newLocale).catchError((e) {
Log.warn('Catch error in setLocale: $e}');
});
if (state.locale != newLocale) {
_setting.locale.languageCode = newLocale.languageCode;
_setting.locale.countryCode = newLocale.countryCode ?? "";
_saveAppearanceSettings();
emit(state.copyWith(locale: newLocale));
}
}
// Saves the menus current visibility
void saveIsMenuCollapsed(bool collapsed) {
_setting.isMenuCollapsed = collapsed;
_saveAppearanceSettings();
}
// Saves the current resize offset of the menu
void saveMenuOffset(double offset) {
_setting.menuOffset = offset;
_saveAppearanceSettings();
}
/// Saves key/value setting to disk.
/// Removes the key if the passed in value is null
void setKeyValue(String key, String? value) {
if (key.isEmpty) {
Log.warn("The key should not be empty");
return;
}
if (value == null) {
_setting.settingKeyValue.remove(key);
}
if (_setting.settingKeyValue[key] != value) {
if (value == null) {
_setting.settingKeyValue.remove(key);
} else {
_setting.settingKeyValue[key] = value;
}
}
_saveAppearanceSettings();
}
String? getValue(String key) {
if (key.isEmpty) {
Log.warn("The key should not be empty");
return null;
}
return _setting.settingKeyValue[key];
}
/// Called when the application launches.
/// Uses the device locale when the application is opened for the first time.
void readLocaleWhenAppLaunch(BuildContext context) {
if (_setting.resetToDefault) {
_setting.resetToDefault = false;
_saveAppearanceSettings();
setLocale(context, context.deviceLocale);
return;
}
setLocale(context, state.locale);
}
Future<void> _saveAppearanceSettings() async {
UserSettingsBackendService().setAppearanceSetting(_setting).then((result) {
result.fold(
(l) => null,
(error) => Log.error(error),
);
});
}
}
ThemeMode _themeModeFromPB(ThemeModePB themeModePB) {
switch (themeModePB) {
case ThemeModePB.Light:
return ThemeMode.light;
case ThemeModePB.Dark:
return ThemeMode.dark;
case ThemeModePB.System:
default:
return ThemeMode.system;
}
}
ThemeModePB _themeModeToPB(ThemeMode themeMode) {
switch (themeMode) {
case ThemeMode.light:
return ThemeModePB.Light;
case ThemeMode.dark:
return ThemeModePB.Dark;
case ThemeMode.system:
default:
return ThemeModePB.System;
}
}
enum LayoutDirection {
ltrLayout,
rtlLayout;
static LayoutDirection fromLayoutDirectionPB(
LayoutDirectionPB layoutDirectionPB,
) =>
layoutDirectionPB == LayoutDirectionPB.RTLLayout
? LayoutDirection.rtlLayout
: LayoutDirection.ltrLayout;
LayoutDirectionPB toLayoutDirectionPB() => this == LayoutDirection.rtlLayout
? LayoutDirectionPB.RTLLayout
: LayoutDirectionPB.LTRLayout;
}
enum AppFlowyTextDirection {
ltr,
rtl,
auto;
static AppFlowyTextDirection? fromTextDirectionPB(
TextDirectionPB? textDirectionPB,
) {
switch (textDirectionPB) {
case TextDirectionPB.LTR:
return AppFlowyTextDirection.ltr;
case TextDirectionPB.RTL:
return AppFlowyTextDirection.rtl;
case TextDirectionPB.AUTO:
return AppFlowyTextDirection.auto;
default:
return null;
}
}
TextDirectionPB toTextDirectionPB() {
switch (this) {
case AppFlowyTextDirection.ltr:
return TextDirectionPB.LTR;
case AppFlowyTextDirection.rtl:
return TextDirectionPB.RTL;
case AppFlowyTextDirection.auto:
return TextDirectionPB.AUTO;
default:
return TextDirectionPB.FALLBACK;
}
}
}
@freezed
class AppearanceSettingsState with _$AppearanceSettingsState {
const AppearanceSettingsState._();
const factory AppearanceSettingsState({
required AppTheme appTheme,
required ThemeMode themeMode,
required String font,
required String monospaceFont,
required LayoutDirection layoutDirection,
required AppFlowyTextDirection? textDirection,
required Locale locale,
required bool isMenuCollapsed,
required double menuOffset,
}) = _AppearanceSettingsState;
factory AppearanceSettingsState.initial(
AppTheme appTheme,
ThemeModePB themeModePB,
String font,
String monospaceFont,
LayoutDirectionPB layoutDirectionPB,
TextDirectionPB? textDirectionPB,
LocaleSettingsPB localePB,
bool isMenuCollapsed,
double menuOffset,
) {
return AppearanceSettingsState(
appTheme: appTheme,
font: font,
monospaceFont: monospaceFont,
layoutDirection: LayoutDirection.fromLayoutDirectionPB(layoutDirectionPB),
textDirection: AppFlowyTextDirection.fromTextDirectionPB(textDirectionPB),
themeMode: _themeModeFromPB(themeModePB),
locale: Locale(localePB.languageCode, localePB.countryCode),
isMenuCollapsed: isMenuCollapsed,
menuOffset: menuOffset,
);
}
ThemeData get lightTheme => _getThemeData(Brightness.light);
ThemeData get darkTheme => _getThemeData(Brightness.dark);
ThemeData _getThemeData(Brightness brightness) {
// Poppins and SF Mono are not well supported in some languages, so use the
// built-in font for the following languages.
final useBuiltInFontLanguages = [
const Locale('zh', 'CN'),
const Locale('zh', 'TW'),
];
String fontFamily = font;
String monospaceFontFamily = monospaceFont;
if (useBuiltInFontLanguages.contains(locale)) {
fontFamily = '';
monospaceFontFamily = '';
}
final theme = brightness == Brightness.light
? appTheme.lightTheme
: appTheme.darkTheme;
final colorScheme = ColorScheme(
brightness: brightness,
primary: theme.primary,
onPrimary: theme.onPrimary,
primaryContainer: theme.main2,
onPrimaryContainer: _white,
// page title hover color
secondary: theme.hoverBG1,
onSecondary: theme.shader1,
// setting value hover color
secondaryContainer: theme.selector,
onSecondaryContainer: theme.topbarBg,
tertiary: theme.shader7,
// Editor: toolbarColor
onTertiary: theme.toolbarColor,
tertiaryContainer: theme.questionBubbleBG,
background: theme.surface,
onBackground: theme.text,
surface: theme.surface,
// text&icon color when it is hovered
onSurface: theme.hoverFG,
// grey hover color
inverseSurface: theme.hoverBG3,
onError: theme.onPrimary,
error: theme.red,
outline: theme.shader4,
surfaceVariant: theme.sidebarBg,
shadow: theme.shadow,
);
const Set<MaterialState> scrollbarInteractiveStates = <MaterialState>{
MaterialState.pressed,
MaterialState.hovered,
MaterialState.dragged,
};
if (PlatformExtension.isMobile) {
// Mobile version has only one theme(light mode) for now.
// The desktop theme and the mobile theme are independent.
final mobileThemeData = getMobileThemeData();
return mobileThemeData;
}
// Due to Desktop version has multiple themes, it relies on the current theme to build the ThemeData
final desktopThemeData = ThemeData(
brightness: brightness,
dialogBackgroundColor: theme.surface,
textTheme: _getTextTheme(fontFamily: fontFamily, fontColor: theme.text),
textSelectionTheme: TextSelectionThemeData(
cursorColor: theme.main2,
selectionHandleColor: theme.main2,
),
iconTheme: IconThemeData(color: theme.icon),
tooltipTheme: TooltipThemeData(
textStyle: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s11,
fontWeight: FontWeight.w400,
fontColor: theme.surface,
),
),
scaffoldBackgroundColor: theme.surface,
snackBarTheme: SnackBarThemeData(
backgroundColor: colorScheme.primary,
contentTextStyle: TextStyle(color: colorScheme.onSurface),
),
scrollbarTheme: ScrollbarThemeData(
thumbColor: MaterialStateProperty.resolveWith((states) {
if (states.any(scrollbarInteractiveStates.contains)) {
return theme.shader7;
}
return theme.shader5;
}),
thickness: MaterialStateProperty.resolveWith((states) {
if (states.any(scrollbarInteractiveStates.contains)) {
return 4;
}
return 3.0;
}),
crossAxisMargin: 0.0,
mainAxisMargin: 6.0,
radius: Corners.s10Radius,
),
materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
//dropdown menu color
canvasColor: theme.surface,
dividerColor: theme.divider,
hintColor: theme.hint,
//action item hover color
hoverColor: theme.hoverBG2,
disabledColor: theme.shader4,
highlightColor: theme.main1,
indicatorColor: theme.main1,
cardColor: theme.input,
colorScheme: colorScheme,
extensions: [
AFThemeExtension(
warning: theme.yellow,
success: theme.green,
tint1: theme.tint1,
tint2: theme.tint2,
tint3: theme.tint3,
tint4: theme.tint4,
tint5: theme.tint5,
tint6: theme.tint6,
tint7: theme.tint7,
tint8: theme.tint8,
tint9: theme.tint9,
textColor: theme.text,
greyHover: theme.hoverBG1,
greySelect: theme.bg3,
lightGreyHover: theme.hoverBG3,
toggleOffFill: theme.shader5,
progressBarBGColor: theme.progressBarBGColor,
toggleButtonBGColor: theme.toggleButtonBGColor,
calendarWeekendBGColor: theme.calendarWeekendBGColor,
gridRowCountColor: theme.gridRowCountColor,
code: _getFontStyle(
fontFamily: monospaceFontFamily,
fontColor: theme.shader3,
),
callout: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s11,
fontColor: theme.shader3,
),
calloutBGColor: theme.hoverBG3,
tableCellBGColor: theme.surface,
caption: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s11,
fontWeight: FontWeight.w400,
fontColor: theme.hint,
),
),
],
);
return desktopThemeData;
}
TextStyle _getFontStyle({
required String fontFamily,
double? fontSize,
FontWeight? fontWeight,
Color? fontColor,
double? letterSpacing,
double? lineHeight,
}) {
try {
return GoogleFonts.getFont(
fontFamily,
fontSize: fontSize ?? FontSizes.s12,
color: fontColor,
fontWeight: fontWeight ?? FontWeight.w500,
letterSpacing: (fontSize ?? FontSizes.s12) * (letterSpacing ?? 0.005),
height: lineHeight,
);
} catch (e) {
return TextStyle(
fontFamily: fontFamily,
fontSize: fontSize ?? FontSizes.s12,
color: fontColor,
fontWeight: fontWeight ?? FontWeight.w500,
fontFamilyFallback: const ["Noto Color Emoji"],
letterSpacing: (fontSize ?? FontSizes.s12) * (letterSpacing ?? 0.005),
height: lineHeight,
);
}
}
TextTheme _getTextTheme({
required String fontFamily,
required Color fontColor,
}) {
return TextTheme(
displayLarge: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s32,
fontColor: fontColor,
fontWeight: FontWeight.w600,
lineHeight: 42.0,
), // h2
displayMedium: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s24,
fontColor: fontColor,
fontWeight: FontWeight.w600,
lineHeight: 34.0,
), // h3
displaySmall: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s20,
fontColor: fontColor,
fontWeight: FontWeight.w600,
lineHeight: 28.0,
), // h4
titleLarge: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s18,
fontColor: fontColor,
fontWeight: FontWeight.w600,
), // title
titleMedium: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s16,
fontColor: fontColor,
fontWeight: FontWeight.w600,
), // heading
titleSmall: _getFontStyle(
fontFamily: fontFamily,
fontSize: FontSizes.s14,
fontColor: fontColor,
fontWeight: FontWeight.w600,
), // subheading
bodyMedium: _getFontStyle(
fontFamily: fontFamily,
fontColor: fontColor,
), // body-regular
bodySmall: _getFontStyle(
fontFamily: fontFamily,
fontColor: fontColor,
fontWeight: FontWeight.w400,
), // body-thin
);
}
}