60 lines
1.8 KiB
Dart
60 lines
1.8 KiB
Dart
import 'package:flutter/material.dart';
|
|
|
|
import '../theme/app_dimens.dart';
|
|
|
|
extension BuildContextX on BuildContext {
|
|
ThemeData get theme => Theme.of(this);
|
|
TextTheme get text => Theme.of(this).textTheme;
|
|
ColorScheme get colors => Theme.of(this).colorScheme;
|
|
|
|
Size get screen => MediaQuery.sizeOf(this);
|
|
double get screenWidth => MediaQuery.sizeOf(this).width;
|
|
double get screenHeight => MediaQuery.sizeOf(this).height;
|
|
|
|
bool get isCompact => AppBreakpoints.isCompact(screenWidth);
|
|
bool get isMedium => AppBreakpoints.isMedium(screenWidth);
|
|
bool get isExpanded => AppBreakpoints.isExpanded(screenWidth);
|
|
|
|
/// Picks a value appropriate to the current breakpoint.
|
|
T responsive<T>({required T compact, T? medium, required T expanded}) {
|
|
if (isCompact) return compact;
|
|
if (isExpanded) return expanded;
|
|
return medium ?? expanded;
|
|
}
|
|
|
|
void showSnack(String message, {Color? background}) {
|
|
ScaffoldMessenger.of(this)
|
|
..hideCurrentSnackBar()
|
|
..showSnackBar(SnackBar(
|
|
content: Text(message),
|
|
backgroundColor: background,
|
|
duration: const Duration(seconds: 2),
|
|
));
|
|
}
|
|
}
|
|
|
|
extension DoubleX on double {
|
|
/// Rounds to two decimals to avoid floating point drift in money maths.
|
|
double get asMoney => (this * 100).roundToDouble() / 100;
|
|
|
|
/// Indian retail round-off to the nearest rupee.
|
|
double get roundedToRupee => roundToDouble();
|
|
}
|
|
|
|
extension StringX on String {
|
|
String get capitalized =>
|
|
isEmpty ? this : '${this[0].toUpperCase()}${substring(1)}';
|
|
|
|
bool containsIgnoreCase(String other) =>
|
|
toLowerCase().contains(other.toLowerCase());
|
|
}
|
|
|
|
extension IterableX<T> on Iterable<T> {
|
|
T? firstWhereOrNull(bool Function(T) test) {
|
|
for (final element in this) {
|
|
if (test(element)) return element;
|
|
}
|
|
return null;
|
|
}
|
|
}
|