import 'dart:math'; import 'package:flutter/material.dart'; import 'package:flutter/services.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import 'package:helpers/helpers/print.dart'; import 'package:intl/intl.dart'; import 'package:rluv/global/styles.dart'; import 'package:rluv/main.dart'; String formatDate(DateTime time) { return DateFormat('EEEE, dd MMMM yyyy').format(time); } DateTime dateFromJson(int value) => DateTime.fromMillisecondsSinceEpoch(value); int? dateToJson(DateTime? value) => value?.millisecondsSinceEpoch; bool boolFromJson(int value) => value == 1; int boolToJson(bool hide) => hide ? 1 : 0; String colorToJson(Color color) => color.toString().split('(0x')[1].split(')')[0]; Color colorFromJson(String hex) => Color(int.parse(hex, radix: 16)); String? optionalColorToJson(Color? optionalColor) => optionalColor == null ? null : optionalColor.toString().split('(0x')[1].split(')')[0]; Color? optionalColorFromJson(String? hex) => hex == null ? null : Color(int.parse(hex, radix: 16)); Brightness getBrightness(Color color) => ThemeData.estimateBrightnessForColor(color); List generateColorList() { List colors = []; for (int i = 100; i <= 255; i += 30) { // Red value variations for (int j = 100; j <= 255; j += 30) { // Green value variations for (int k = 100; k <= 255; k += 30) { // Blue value variations final alpha = Random().nextInt(256) + 50 % 255; colors.add(Color.fromARGB(alpha, i, j, k)); } } } colors.shuffle(); return colors; } extension MonetaryExtension on double { String currency() { final numStr = toStringAsFixed(2); final pieces = numStr.split("."); if (pieces.length == 1) { return "\$${pieces.first}.00"; } else { if (pieces.length > 2) { printBlue(pieces); } return '\$${pieces[0]}.${pieces[1].padRight(2, "0")}'; } } } void setDevicePortraitOrientation() { SystemChrome.setPreferredOrientations([ DeviceOrientation.portraitUp, DeviceOrientation.portraitDown, ]); } enum SnackType { info, success, error } void showSnack( {required WidgetRef ref, required String text, SnackType type = SnackType.info, Duration duration = const Duration(seconds: 2)}) { final messengerKey = ref.read(scaffoldMessengerKeyProvider); if (messengerKey.currentState == null) { printPink('Cannot show snackbar, state == null'); return; } final color = type == SnackType.info ? Styles.washedStone : type == SnackType.success ? Styles.seaweedGreen : Styles.expensesRed; final textStyle = TextStyle( fontSize: 16, color: color, ); messengerKey.currentState!.showSnackBar(SnackBar( elevation: 8, backgroundColor: Styles.deepPurpleNurple, shape: const RoundedRectangleBorder( borderRadius: BorderRadius.only( topLeft: Radius.circular(20.0), topRight: Radius.circular(20.0)), ), content: Padding( padding: const EdgeInsets.all(8.0), child: Row( children: [ Padding( padding: const EdgeInsets.only(right: 14.0), child: Icon( type == SnackType.success ? Icons.check_circle : Icons.info, color: color), ), Text(text, style: textStyle), ], ), ), )); } bool isEmailValid(String email) { final RegExp regex = RegExp(r"^[a-zA-Z0-9.a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6}$"); return regex.hasMatch(email); } bool isUsernameValid(String username) { final RegExp regex = RegExp(r"[a-zA-Z0-9._-]"); return regex.hasMatch(username); }