优化
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ytc1012
169
lib/theme/app_constants.dart
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169
lib/theme/app_constants.dart
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/// Design system constants for FocusBuddy app
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///
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/// This file contains all magic numbers extracted from the codebase
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/// to ensure consistency and maintainability.
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library;
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/// Spacing constants following 8px grid system
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class AppSpacing {
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AppSpacing._();
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static const double xs = 4.0;
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static const double sm = 8.0;
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static const double md = 12.0;
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static const double base = 16.0;
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static const double lg = 20.0;
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static const double xl = 24.0;
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static const double xxl = 32.0;
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static const double xxxl = 40.0;
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static const double huge = 48.0;
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static const double massive = 60.0;
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static const double gigantic = 80.0;
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}
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/// Duration-related constants
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class AppDurations {
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AppDurations._();
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// Default focus session duration (minutes)
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static const int defaultFocusDuration = 25;
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// Available duration options (minutes)
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static const List<int> availableDurations = [15, 25, 45];
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// Timer tick interval
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static const Duration timerTickInterval = Duration(seconds: 1);
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// Seconds per minute (for conversions)
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static const int secondsPerMinute = 60;
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// Notification update interval when app is backgrounded
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static const int notificationUpdateIntervalSeconds = 30;
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// Animation durations
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static const Duration pageTransition = Duration(milliseconds: 300);
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// SnackBar display durations
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static const Duration snackBarShort = Duration(seconds: 2);
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static const Duration snackBarMedium = Duration(seconds: 3);
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}
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/// Onboarding screen constants
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class OnboardingConstants {
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OnboardingConstants._();
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static const int totalPages = 3;
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static const double horizontalPadding = 32.0;
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static const double emojiSize = 80.0;
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static const double indicatorWidth = 24.0;
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static const double indicatorHeight = 4.0;
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static const double indicatorActiveWidth = 8.0;
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static const double indicatorActiveHeight = 8.0;
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}
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/// Settings screen constants
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class SettingsConstants {
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SettingsConstants._();
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static const double iconSize = 16.0;
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static const double sectionSpacing = 20.0;
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static const double optionHeight = 12.0;
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static const double optionSpacing = 2.0;
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static const double radioButtonSize = 20.0;
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static const double radioCheckIconSize = 12.0;
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static const double badgeFontSize = 12.0;
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}
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/// Profile screen constants
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class ProfileConstants {
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ProfileConstants._();
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static const double avatarRadius = 40.0;
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static const double avatarEmojiSize = 40.0;
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static const double statDividerHeight = 40.0;
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static const double progressBarHeight = 10.0;
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static const double progressBarRadius = 5.0;
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static const double calendarCellSize = 40.0;
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static const int calendarDisplayDays = 28;
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static const int maxDisplayedAchievements = 6;
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// Check-in milestones
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static const int weeklyCheckInMilestone = 7;
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}
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/// Completion screen constants
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class CompletionConstants {
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CompletionConstants._();
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static const double emojiSize = 64.0;
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}
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/// Calendar constants (shared between profile and session detail)
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class CalendarConstants {
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CalendarConstants._();
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static const int displayDays = 28;
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static const int daysOffset = 27; // displayDays - 1
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}
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/// Points and gamification constants
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class GameConstants {
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GameConstants._();
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// Points calculation
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static const int pointsPerFocusMinute = 1;
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static const int honestyBonusMinutesPerDistraction = 10;
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// Check-in rewards
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static const int checkInBasePoints = 5;
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static const int weeklyStreakDays = 7;
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static const int weeklyStreakBonus = 30;
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static const int monthlyStreakDays = 30;
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static const int monthlyStreakBonus = 100;
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// Level progression
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static const int pointsPerLevel = 100;
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}
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/// Notification IDs
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class NotificationIds {
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NotificationIds._();
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static const int complete = 0;
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static const int reminder = 1;
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static const int ongoing = 2;
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}
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/// Icon sizes
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class IconSizes {
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IconSizes._();
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static const double small = 12.0;
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static const double medium = 16.0;
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static const double large = 20.0;
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static const double extraLarge = 24.0;
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}
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/// Font sizes (complementing AppTextStyles)
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class FontSizes {
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FontSizes._();
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static const double caption = 12.0;
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static const double body = 14.0;
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static const double bodyLarge = 16.0;
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static const double subtitle = 18.0;
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static const double title = 20.0;
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static const double heading = 28.0;
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static const double display = 32.0;
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}
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/// Border radius values
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class BorderRadii {
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BorderRadii._();
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static const double small = 8.0;
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static const double medium = 12.0;
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static const double large = 16.0;
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static const double extraLarge = 24.0;
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static const double circular = 999.0;
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}
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