62 lines
1.6 KiB
Dart
62 lines
1.6 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import './models/task_model.dart';
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const kLowPriorityColor = Color(0xFF06AD12);
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const kMediumPriorityColor = Color(0xFFF6A93B);
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const kHighPriorityColor = Color(0xFFF42850);
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const kBigTextStyle = TextStyle(
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color: Colors.white,
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fontSize: 24,
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fontWeight: FontWeight.w600,
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);
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const kSmallTextStyle = TextStyle(
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color: Colors.white,
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fontSize: 16,
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fontWeight: FontWeight.w500,
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);
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const kBlueGradient = LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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stops: [0, 1.0],
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colors: [Color.fromRGBO(32, 156, 227, 1.0), Color.fromRGBO(45, 83, 216, 1.0)],
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);
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Color getColorFromPriority(TaskPriority priority) {
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switch (priority) {
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case TaskPriority.low:
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return kLowPriorityColor;
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break;
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case TaskPriority.medium:
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return kMediumPriorityColor;
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break;
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case TaskPriority.high:
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return kHighPriorityColor;
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break;
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default:
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return Colors.white;
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}
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}
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class Validators {
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final validateStringNotEmpty = StreamTransformer<String, String>.fromHandlers(
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handleData: (String string, EventSink<String> sink) {
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if (string.isEmpty) {
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sink.addError('Text cannot be empty');
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} else {
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sink.add(string);
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}
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},
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);
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}
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/// Returns a stream transformer that sorts tasks by priority.
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final StreamTransformer<List<TaskModel>, List<TaskModel>>
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kTaskListPriorityTransforemer =
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StreamTransformer.fromHandlers(handleData: (tasksList, sink) {
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tasksList.sort((a, b) => TaskModel.ecodedPriority(b.priority)
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.compareTo(TaskModel.ecodedPriority(a.priority)));
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sink.add(tasksList);
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});
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