73 lines
1.9 KiB
Dart
73 lines
1.9 KiB
Dart
import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:helpers/helpers/print.dart';
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import 'package:intl/intl.dart';
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String formatDate(DateTime time) {
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return DateFormat('EEEE, dd MMMM yyyy').format(time);
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}
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DateTime dateFromJson(int value) => DateTime.fromMillisecondsSinceEpoch(value);
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int? dateToJson(DateTime? value) => value?.millisecondsSinceEpoch;
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bool boolFromJson(int value) => value == 1;
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int boolToJson(bool hide) => hide ? 1 : 0;
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String colorToJson(Color color) =>
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color.toString().split('(0x')[1].split(')')[0];
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Color colorFromJson(String hex) => Color(int.parse(hex, radix: 16));
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String? optionalColorToJson(Color? optionalColor) => optionalColor == null
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? null
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: optionalColor.toString().split('(0x')[1].split(')')[0];
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Color? optionalColorFromJson(String? hex) =>
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hex == null ? null : Color(int.parse(hex, radix: 16));
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Brightness getBrightness(Color color) =>
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ThemeData.estimateBrightnessForColor(color);
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List<Color> generateColorList() {
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List<Color> colors = [];
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for (int i = 100; i <= 255; i += 30) {
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// Red value variations
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for (int j = 100; j <= 255; j += 30) {
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// Green value variations
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for (int k = 100; k <= 255; k += 30) {
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// Blue value variations
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final alpha = Random().nextInt(256) + 50 % 255;
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colors.add(Color.fromARGB(alpha, i, j, k));
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}
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}
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}
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colors.shuffle();
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return colors;
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}
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extension MonetaryExtension on double {
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String currency() {
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final numStr = toStringAsFixed(2);
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final pieces = numStr.split(".");
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if (pieces.length == 1) {
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return "\$${pieces.first}.00";
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} else {
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if (pieces.length > 2) {
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printBlue(pieces);
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}
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return '\$${pieces[0]}.${pieces[1].padRight(2, "0")}';
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}
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}
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}
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void setDevicePortraitOrientation() {
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SystemChrome.setPreferredOrientations([
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DeviceOrientation.portraitUp,
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DeviceOrientation.portraitDown,
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]);
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}
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