diff --git a/lec5/.gitignore b/lec5/.gitignore
new file mode 100644
index 0000000..29a3a50
--- /dev/null
+++ b/lec5/.gitignore
@@ -0,0 +1,43 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+migrate_working_dir/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.pub-cache/
+.pub/
+/build/
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release
diff --git a/lec5/.metadata b/lec5/.metadata
new file mode 100644
index 0000000..6bcf4e8
--- /dev/null
+++ b/lec5/.metadata
@@ -0,0 +1,33 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+ revision: "4cf269e36de2573851eaef3c763994f8f9be494d"
+ channel: "stable"
+
+project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+ platforms:
+ - platform: root
+ create_revision: 4cf269e36de2573851eaef3c763994f8f9be494d
+ base_revision: 4cf269e36de2573851eaef3c763994f8f9be494d
+ - platform: android
+ create_revision: 4cf269e36de2573851eaef3c763994f8f9be494d
+ base_revision: 4cf269e36de2573851eaef3c763994f8f9be494d
+ - platform: web
+ create_revision: 4cf269e36de2573851eaef3c763994f8f9be494d
+ base_revision: 4cf269e36de2573851eaef3c763994f8f9be494d
+
+ # User provided section
+
+ # List of Local paths (relative to this file) that should be
+ # ignored by the migrate tool.
+ #
+ # Files that are not part of the templates will be ignored by default.
+ unmanaged_files:
+ - 'lib/main.dart'
+ - 'ios/Runner.xcodeproj/project.pbxproj'
diff --git a/lec5/README.md b/lec5/README.md
new file mode 100644
index 0000000..330f465
--- /dev/null
+++ b/lec5/README.md
@@ -0,0 +1,24 @@
+# API
+
+https://api.potterdb.com/v1/characters
+
+# Build files
+
+flutter pub run build_runner build --delete-conflicting-outputs
+
+# test_app
+
+Test app
+
+## Getting Started
+
+This project is a starting point for a Flutter application.
+
+A few resources to get you started if this is your first Flutter project:
+
+- [Lab: Write your first Flutter app](https://docs.flutter.dev/get-started/codelab)
+- [Cookbook: Useful Flutter samples](https://docs.flutter.dev/cookbook)
+
+For help getting started with Flutter development, view the
+[online documentation](https://docs.flutter.dev/), which offers tutorials,
+samples, guidance on mobile development, and a full API reference.
diff --git a/lec5/analysis_options.yaml b/lec5/analysis_options.yaml
new file mode 100644
index 0000000..7161cfd
--- /dev/null
+++ b/lec5/analysis_options.yaml
@@ -0,0 +1,28 @@
+# This file configures the analyzer, which statically analyzes Dart code to
+# check for errors, warnings, and lints.
+#
+# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
+# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
+# invoked from the command line by running `flutter analyze`.
+
+# The following line activates a set of recommended lints for Flutter apps,
+# packages, and plugins designed to encourage good coding practices.
+include: package:flutter_lints/flutter.yaml
+
+linter:
+ # The lint rules applied to this project can be customized in the
+ # section below to disable rules from the `package:flutter_lints/flutter.yaml`
+ # included above or to enable additional rules. A list of all available lints
+ # and their documentation is published at https://dart.dev/lints.
+ #
+ # Instead of disabling a lint rule for the entire project in the
+ # section below, it can also be suppressed for a single line of code
+ # or a specific dart file by using the `// ignore: name_of_lint` and
+ # `// ignore_for_file: name_of_lint` syntax on the line or in the file
+ # producing the lint.
+ rules:
+ # avoid_print: false # Uncomment to disable the `avoid_print` rule
+ # prefer_single_quotes: true # Uncomment to enable the `prefer_single_quotes` rule
+
+# Additional information about this file can be found at
+# https://dart.dev/guides/language/analysis-options
diff --git a/lec5/android/.gitignore b/lec5/android/.gitignore
new file mode 100644
index 0000000..55afd91
--- /dev/null
+++ b/lec5/android/.gitignore
@@ -0,0 +1,13 @@
+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/to/reference-keystore
+key.properties
+**/*.keystore
+**/*.jks
diff --git a/lec5/android/app/build.gradle b/lec5/android/app/build.gradle
new file mode 100644
index 0000000..397a734
--- /dev/null
+++ b/lec5/android/app/build.gradle
@@ -0,0 +1,44 @@
+plugins {
+ id "com.android.application"
+ id "kotlin-android"
+ // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
+ id "dev.flutter.flutter-gradle-plugin"
+}
+
+android {
+ namespace = "ru.ulstu.is.test_app"
+ compileSdk = flutter.compileSdkVersion
+ ndkVersion = flutter.ndkVersion
+
+ compileOptions {
+ sourceCompatibility = JavaVersion.VERSION_1_8
+ targetCompatibility = JavaVersion.VERSION_1_8
+ }
+
+ kotlinOptions {
+ jvmTarget = JavaVersion.VERSION_1_8
+ }
+
+ defaultConfig {
+ // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
+ applicationId = "ru.ulstu.is.test_app"
+ // You can update the following values to match your application needs.
+ // For more information, see: https://flutter.dev/to/review-gradle-config.
+ minSdk = flutter.minSdkVersion
+ targetSdk = flutter.targetSdkVersion
+ versionCode = flutter.versionCode
+ versionName = flutter.versionName
+ }
+
+ buildTypes {
+ release {
+ // TODO: Add your own signing config for the release build.
+ // Signing with the debug keys for now, so `flutter run --release` works.
+ signingConfig = signingConfigs.debug
+ }
+ }
+}
+
+flutter {
+ source = "../.."
+}
diff --git a/lec5/android/app/src/debug/AndroidManifest.xml b/lec5/android/app/src/debug/AndroidManifest.xml
new file mode 100644
index 0000000..4d95910
--- /dev/null
+++ b/lec5/android/app/src/debug/AndroidManifest.xml
@@ -0,0 +1,7 @@
+
+
+
+
diff --git a/lec5/android/app/src/main/AndroidManifest.xml b/lec5/android/app/src/main/AndroidManifest.xml
new file mode 100644
index 0000000..fdc9875
--- /dev/null
+++ b/lec5/android/app/src/main/AndroidManifest.xml
@@ -0,0 +1,48 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/lec5/android/app/src/main/kotlin/ru/ulstu/is/test_app/MainActivity.kt b/lec5/android/app/src/main/kotlin/ru/ulstu/is/test_app/MainActivity.kt
new file mode 100644
index 0000000..60baa7b
--- /dev/null
+++ b/lec5/android/app/src/main/kotlin/ru/ulstu/is/test_app/MainActivity.kt
@@ -0,0 +1,5 @@
+package ru.ulstu.`is`.test_app
+
+import io.flutter.embedding.android.FlutterActivity
+
+class MainActivity : FlutterActivity()
diff --git a/lec5/android/app/src/main/res/drawable-v21/launch_background.xml b/lec5/android/app/src/main/res/drawable-v21/launch_background.xml
new file mode 100644
index 0000000..c03a191
--- /dev/null
+++ b/lec5/android/app/src/main/res/drawable-v21/launch_background.xml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
+
diff --git a/lec5/android/app/src/main/res/drawable/launch_background.xml b/lec5/android/app/src/main/res/drawable/launch_background.xml
new file mode 100644
index 0000000..0db4a83
--- /dev/null
+++ b/lec5/android/app/src/main/res/drawable/launch_background.xml
@@ -0,0 +1,11 @@
+
+
+
+
+
+
+
diff --git a/lec5/android/app/src/main/res/mipmap-hdpi/ic_launcher.png b/lec5/android/app/src/main/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..db77bb4
Binary files /dev/null and b/lec5/android/app/src/main/res/mipmap-hdpi/ic_launcher.png differ
diff --git a/lec5/android/app/src/main/res/mipmap-mdpi/ic_launcher.png b/lec5/android/app/src/main/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..17987b7
Binary files /dev/null and b/lec5/android/app/src/main/res/mipmap-mdpi/ic_launcher.png differ
diff --git a/lec5/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/lec5/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..09d4391
Binary files /dev/null and b/lec5/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ
diff --git a/lec5/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/lec5/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..d5f1c8d
Binary files /dev/null and b/lec5/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ
diff --git a/lec5/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/lec5/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..4d6372e
Binary files /dev/null and b/lec5/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ
diff --git a/lec5/android/app/src/main/res/values-night/styles.xml b/lec5/android/app/src/main/res/values-night/styles.xml
new file mode 100644
index 0000000..06952be
--- /dev/null
+++ b/lec5/android/app/src/main/res/values-night/styles.xml
@@ -0,0 +1,18 @@
+
+
+
+
+
+
+
diff --git a/lec5/android/app/src/main/res/values/styles.xml b/lec5/android/app/src/main/res/values/styles.xml
new file mode 100644
index 0000000..cb1ef88
--- /dev/null
+++ b/lec5/android/app/src/main/res/values/styles.xml
@@ -0,0 +1,18 @@
+
+
+
+
+
+
+
diff --git a/lec5/android/app/src/profile/AndroidManifest.xml b/lec5/android/app/src/profile/AndroidManifest.xml
new file mode 100644
index 0000000..4d95910
--- /dev/null
+++ b/lec5/android/app/src/profile/AndroidManifest.xml
@@ -0,0 +1,7 @@
+
+
+
+
diff --git a/lec5/android/build.gradle b/lec5/android/build.gradle
new file mode 100644
index 0000000..d2ffbff
--- /dev/null
+++ b/lec5/android/build.gradle
@@ -0,0 +1,18 @@
+allprojects {
+ repositories {
+ google()
+ mavenCentral()
+ }
+}
+
+rootProject.buildDir = "../build"
+subprojects {
+ project.buildDir = "${rootProject.buildDir}/${project.name}"
+}
+subprojects {
+ project.evaluationDependsOn(":app")
+}
+
+tasks.register("clean", Delete) {
+ delete rootProject.buildDir
+}
diff --git a/lec5/android/gradle.properties b/lec5/android/gradle.properties
new file mode 100644
index 0000000..2597170
--- /dev/null
+++ b/lec5/android/gradle.properties
@@ -0,0 +1,3 @@
+org.gradle.jvmargs=-Xmx4G -XX:MaxMetaspaceSize=2G -XX:+HeapDumpOnOutOfMemoryError
+android.useAndroidX=true
+android.enableJetifier=true
diff --git a/lec5/android/gradle/wrapper/gradle-wrapper.properties b/lec5/android/gradle/wrapper/gradle-wrapper.properties
new file mode 100644
index 0000000..7bb2df6
--- /dev/null
+++ b/lec5/android/gradle/wrapper/gradle-wrapper.properties
@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.3-all.zip
diff --git a/lec5/android/settings.gradle b/lec5/android/settings.gradle
new file mode 100644
index 0000000..b9e43bd
--- /dev/null
+++ b/lec5/android/settings.gradle
@@ -0,0 +1,25 @@
+pluginManagement {
+ def flutterSdkPath = {
+ def properties = new Properties()
+ file("local.properties").withInputStream { properties.load(it) }
+ def flutterSdkPath = properties.getProperty("flutter.sdk")
+ assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
+ return flutterSdkPath
+ }()
+
+ includeBuild("$flutterSdkPath/packages/flutter_tools/gradle")
+
+ repositories {
+ google()
+ mavenCentral()
+ gradlePluginPortal()
+ }
+}
+
+plugins {
+ id "dev.flutter.flutter-plugin-loader" version "1.0.0"
+ id "com.android.application" version "8.1.0" apply false
+ id "org.jetbrains.kotlin.android" version "1.8.22" apply false
+}
+
+include ":app"
diff --git a/lec5/lib/data/dto/characters_dto.dart b/lec5/lib/data/dto/characters_dto.dart
new file mode 100644
index 0000000..22a7421
--- /dev/null
+++ b/lec5/lib/data/dto/characters_dto.dart
@@ -0,0 +1,61 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'characters_dto.g.dart';
+
+@JsonSerializable(createToJson: false)
+class CharactersDto {
+ final List? data;
+ final MetaDto? meta;
+
+ const CharactersDto({this.data, this.meta});
+
+ factory CharactersDto.fromJson(Map json) =>
+ _$CharactersDtoFromJson(json);
+}
+
+@JsonSerializable(createToJson: false)
+class MetaDto {
+ final PaginationDto? pagination;
+
+ const MetaDto({this.pagination});
+
+ factory MetaDto.fromJson(Map json) =>
+ _$MetaDtoFromJson(json);
+}
+
+@JsonSerializable(createToJson: false)
+class PaginationDto {
+ final int? current;
+ final int? next;
+ final int? last;
+
+ PaginationDto({this.current, this.next, this.last});
+
+ factory PaginationDto.fromJson(Map json) =>
+ _$PaginationDtoFromJson(json);
+}
+
+@JsonSerializable(createToJson: false)
+class CharacterDto {
+ final String? id;
+ final String? type;
+ final CharacterAttributesDto? attributes;
+
+ const CharacterDto({this.id, this.type, this.attributes});
+
+ factory CharacterDto.fromJson(Map json) =>
+ _$CharacterDtoFromJson(json);
+}
+
+@JsonSerializable(createToJson: false)
+class CharacterAttributesDto {
+ final String? name;
+ final String? born;
+ final String? died;
+ final String? image;
+
+ const CharacterAttributesDto({this.name, this.born, this.died, this.image});
+
+ factory CharacterAttributesDto.fromJson(Map json) =>
+ _$CharacterAttributesDtoFromJson(json);
+}
diff --git a/lec5/lib/data/dto/characters_dto.g.dart b/lec5/lib/data/dto/characters_dto.g.dart
new file mode 100644
index 0000000..80a973a
--- /dev/null
+++ b/lec5/lib/data/dto/characters_dto.g.dart
@@ -0,0 +1,48 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'characters_dto.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+CharactersDto _$CharactersDtoFromJson(Map json) =>
+ CharactersDto(
+ data: (json['data'] as List?)
+ ?.map((e) => CharacterDto.fromJson(e as Map))
+ .toList(),
+ meta: json['meta'] == null
+ ? null
+ : MetaDto.fromJson(json['meta'] as Map),
+ );
+
+MetaDto _$MetaDtoFromJson(Map json) => MetaDto(
+ pagination: json['pagination'] == null
+ ? null
+ : PaginationDto.fromJson(json['pagination'] as Map),
+ );
+
+PaginationDto _$PaginationDtoFromJson(Map json) =>
+ PaginationDto(
+ current: (json['current'] as num?)?.toInt(),
+ next: (json['next'] as num?)?.toInt(),
+ last: (json['last'] as num?)?.toInt(),
+ );
+
+CharacterDto _$CharacterDtoFromJson(Map json) => CharacterDto(
+ id: json['id'] as String?,
+ type: json['type'] as String?,
+ attributes: json['attributes'] == null
+ ? null
+ : CharacterAttributesDto.fromJson(
+ json['attributes'] as Map),
+ );
+
+CharacterAttributesDto _$CharacterAttributesDtoFromJson(
+ Map json) =>
+ CharacterAttributesDto(
+ name: json['name'] as String?,
+ born: json['born'] as String?,
+ died: json['died'] as String?,
+ image: json['image'] as String?,
+ );
diff --git a/lec5/lib/data/mapper/characters_mapper.dart b/lec5/lib/data/mapper/characters_mapper.dart
new file mode 100644
index 0000000..57cebe8
--- /dev/null
+++ b/lec5/lib/data/mapper/characters_mapper.dart
@@ -0,0 +1,36 @@
+import 'package:test_app/data/dto/characters_dto.dart';
+import 'package:test_app/domain/card.dart';
+import 'package:test_app/domain/home.dart';
+
+const _imagePlaceholder =
+ 'https://www.bellcold.com/wp-content/uploads/2024/04/Person-Placeholder-Icon.jpeg';
+
+extension CharactersDtoToModel on CharactersDto {
+ HomeData toDomain() => HomeData(
+ data: data?.map((e) => e.toDomain()).toList(),
+ currentPage: meta?.pagination?.current,
+ nextPage: meta?.pagination?.next,
+ );
+}
+
+extension CharacterDtoToModel on CharacterDto {
+ CardData toDomain() => CardData(
+ attributes?.name ?? 'UNKNOWN',
+ imageUrl: attributes?.image ?? _imagePlaceholder,
+ descriptionText:
+ _makeDescriptionText(attributes?.born, attributes?.died),
+ );
+}
+
+String _makeDescriptionText(String? born, String? died) {
+ if (born != null && died != null) {
+ return '$born - $died';
+ }
+ if (born != null) {
+ return 'born: $born';
+ }
+ if (died != null) {
+ return 'died: $died';
+ }
+ return '';
+}
diff --git a/lec5/lib/data/repository/api_interface.dart b/lec5/lib/data/repository/api_interface.dart
new file mode 100644
index 0000000..0ff8c25
--- /dev/null
+++ b/lec5/lib/data/repository/api_interface.dart
@@ -0,0 +1,7 @@
+import 'package:test_app/domain/home.dart';
+
+typedef OnErrorCallback = void Function(String? error);
+
+abstract class ApiInterface {
+ Future loadData();
+}
diff --git a/lec5/lib/data/repository/mock_repository.dart b/lec5/lib/data/repository/mock_repository.dart
new file mode 100644
index 0000000..3b43c92
--- /dev/null
+++ b/lec5/lib/data/repository/mock_repository.dart
@@ -0,0 +1,32 @@
+import 'package:flutter/material.dart';
+import 'package:test_app/data/repository/api_interface.dart';
+import 'package:test_app/domain/card.dart';
+import 'package:test_app/domain/home.dart';
+
+class MockRepository extends ApiInterface {
+ @override
+ Future loadData() async {
+ return HomeData(data: [
+ CardData(
+ 'Hello',
+ descriptionText: 'Hello text',
+ imageUrl:
+ 'https://unsplash.com/photos/6GMq7AGxNbE/download?ixid=M3wxMjA3fDB8MXxzZWFyY2h8Mnx8cmFjY29vbnxlbnwwfHx8fDE3Mjc5MTExNTl8MA&force=true&w=640',
+ ),
+ CardData(
+ 'Hello 2',
+ descriptionText: 'Hello 2 text',
+ icon: Icons.add,
+ imageUrl:
+ 'https://unsplash.com/photos/UopR2NUBYek/download?ixid=M3wxMjA3fDB8MXxzZWFyY2h8MTF8fHJhY2Nvb258ZW58MHx8fHwxNzI3OTExMTU5fDA&force=true&w=640',
+ ),
+ CardData(
+ 'Hello 3',
+ descriptionText: 'Hello 3 text',
+ icon: Icons.add,
+ imageUrl:
+ 'https://upload.wikimedia.org/wikipedia/commons/thumb/4/47/Raccoon_on_Log.jpg/640px-Raccoon_on_Log.jpg',
+ ),
+ ]);
+ }
+}
diff --git a/lec5/lib/data/repository/potter_repository.dart b/lec5/lib/data/repository/potter_repository.dart
new file mode 100644
index 0000000..745237b
--- /dev/null
+++ b/lec5/lib/data/repository/potter_repository.dart
@@ -0,0 +1,44 @@
+import 'package:dio/dio.dart';
+import 'package:pretty_dio_logger/pretty_dio_logger.dart';
+import 'package:test_app/data/dto/characters_dto.dart';
+import 'package:test_app/data/mapper/characters_mapper.dart';
+import 'package:test_app/data/repository/api_interface.dart';
+import 'package:test_app/domain/home.dart';
+
+class PotterRepository extends ApiInterface {
+ static final Dio _dio = Dio()
+ ..interceptors.add(PrettyDioLogger(
+ requestHeader: true,
+ requestBody: false,
+ ));
+
+ static const String _baseUrl = 'https://api.potterdb.com';
+
+ @override
+ Future loadData({
+ String? q,
+ int page = 1,
+ int size = 10,
+ OnErrorCallback? onError,
+ }) async {
+ try {
+ const String url = '$_baseUrl/v1/characters';
+
+ final Response response = await _dio.get(
+ url,
+ queryParameters: {
+ 'filter[name_cont]': q,
+ 'page[number]': page,
+ 'page[size]': size,
+ },
+ );
+
+ final CharactersDto dto =
+ CharactersDto.fromJson(response.data as Map);
+ return dto.toDomain();
+ } on DioException catch (e) {
+ onError?.call(e.response?.statusMessage);
+ return null;
+ }
+ }
+}
diff --git a/lec5/lib/domain/card.dart b/lec5/lib/domain/card.dart
new file mode 100644
index 0000000..4faa8f7
--- /dev/null
+++ b/lec5/lib/domain/card.dart
@@ -0,0 +1,15 @@
+import 'package:flutter/material.dart';
+
+class CardData {
+ final String text;
+ final String descriptionText;
+ final IconData icon;
+ final String? imageUrl;
+
+ CardData(
+ this.text, {
+ required this.descriptionText,
+ this.icon = Icons.ac_unit_outlined,
+ this.imageUrl,
+ });
+}
diff --git a/lec5/lib/domain/home.dart b/lec5/lib/domain/home.dart
new file mode 100644
index 0000000..504c52b
--- /dev/null
+++ b/lec5/lib/domain/home.dart
@@ -0,0 +1,9 @@
+import 'package:test_app/domain/card.dart';
+
+class HomeData {
+ final List? data;
+ int? currentPage;
+ int? nextPage;
+
+ HomeData({this.data, this.currentPage, this.nextPage});
+}
diff --git a/lec5/lib/main.dart b/lec5/lib/main.dart
new file mode 100644
index 0000000..6ddaf20
--- /dev/null
+++ b/lec5/lib/main.dart
@@ -0,0 +1,23 @@
+import 'package:flutter/material.dart';
+import 'package:test_app/view/home_page/home_page.dart';
+
+void main() {
+ runApp(const MyApp());
+}
+
+class MyApp extends StatelessWidget {
+ const MyApp({super.key});
+
+ @override
+ Widget build(BuildContext context) {
+ return MaterialApp(
+ title: 'My Test App',
+ debugShowCheckedModeBanner: false,
+ theme: ThemeData(
+ colorScheme: ColorScheme.fromSeed(seedColor: Colors.deepPurple),
+ useMaterial3: true,
+ ),
+ home: const MyHomePage(title: 'My Test App'),
+ );
+ }
+}
diff --git a/lec5/lib/utils/debounce.dart b/lec5/lib/utils/debounce.dart
new file mode 100644
index 0000000..6e1c470
--- /dev/null
+++ b/lec5/lib/utils/debounce.dart
@@ -0,0 +1,20 @@
+import 'dart:async';
+import 'dart:ui';
+
+class Debounce {
+ factory Debounce() => _instance;
+
+ Debounce._();
+
+ static final Debounce _instance = Debounce._();
+
+ static Timer? _timer;
+
+ static void run(
+ VoidCallback action, {
+ Duration delay = const Duration(milliseconds: 500),
+ }) {
+ _timer?.cancel();
+ _timer = Timer(delay, action);
+ }
+}
diff --git a/lec5/lib/view/details_page/details_page.dart b/lec5/lib/view/details_page/details_page.dart
new file mode 100644
index 0000000..cbaf327
--- /dev/null
+++ b/lec5/lib/view/details_page/details_page.dart
@@ -0,0 +1,45 @@
+import 'package:flutter/material.dart';
+import 'package:test_app/domain/card.dart';
+
+class DetailsPage extends StatelessWidget {
+ final CardData data;
+
+ final Color _color = Colors.orangeAccent;
+
+ const DetailsPage(this.data, {super.key});
+
+ @override
+ Widget build(BuildContext context) {
+ return Scaffold(
+ appBar: AppBar(
+ backgroundColor: _color,
+ title: Text(data.text),
+ ),
+ body: Padding(
+ padding: const EdgeInsets.all(8.0),
+ child: Column(
+ crossAxisAlignment: CrossAxisAlignment.start,
+ children: [
+ Padding(
+ padding: const EdgeInsets.only(bottom: 16),
+ child: ClipRRect(
+ borderRadius: const BorderRadius.all(Radius.circular(10)),
+ child: Image.network(data.imageUrl ?? ''),
+ ),
+ ),
+ Padding(
+ padding: const EdgeInsets.only(bottom: 4),
+ child: Text(
+ data.text,
+ style: Theme.of(context).textTheme.headlineLarge,
+ ),
+ ),
+ Text(
+ data.descriptionText,
+ style: Theme.of(context).textTheme.headlineSmall,
+ )
+ ],
+ ),
+ ));
+ }
+}
diff --git a/lec5/lib/view/home_page/home_card.dart b/lec5/lib/view/home_page/home_card.dart
new file mode 100644
index 0000000..0323338
--- /dev/null
+++ b/lec5/lib/view/home_page/home_card.dart
@@ -0,0 +1,80 @@
+import 'package:flutter/material.dart';
+import 'package:test_app/domain/card.dart';
+
+part 'home_card_image.dart';
+part 'home_card_like.dart';
+part 'home_card_text.dart';
+
+typedef OnLikeCallback = void Function(String title, bool isLiked)?;
+
+class HomeCard extends StatelessWidget {
+ final String text;
+ final String descriptionText;
+ final IconData icon;
+ final String? imageUrl;
+ final OnLikeCallback onLike;
+ final VoidCallback? onTap;
+
+ const HomeCard(
+ this.text, {
+ this.icon = Icons.ac_unit_outlined,
+ required this.descriptionText,
+ this.imageUrl,
+ this.onLike,
+ this.onTap,
+ super.key,
+ });
+
+ factory HomeCard.fromData(
+ CardData data, {
+ OnLikeCallback? onLike,
+ VoidCallback? onTap,
+ }) =>
+ HomeCard(
+ data.text,
+ descriptionText: data.descriptionText,
+ icon: data.icon,
+ imageUrl: data.imageUrl,
+ onLike: onLike,
+ onTap: onTap,
+ );
+
+ @override
+ Widget build(BuildContext context) {
+ return GestureDetector(
+ onTap: onTap,
+ child: Container(
+ margin: const EdgeInsets.only(top: 8, bottom: 8),
+ constraints: const BoxConstraints(minHeight: 140),
+ decoration: BoxDecoration(
+ color: Colors.white70,
+ borderRadius: BorderRadius.circular(20),
+ boxShadow: [
+ BoxShadow(
+ color: Colors.grey.withOpacity(.5),
+ spreadRadius: 4,
+ offset: const Offset(0, 5),
+ blurRadius: 8,
+ ),
+ ],
+ ),
+ child: IntrinsicHeight(
+ child: Row(
+ crossAxisAlignment: CrossAxisAlignment.start,
+ children: [
+ _CardImage(imageUrl ?? ''),
+ _CardText(
+ text,
+ descriptionText: descriptionText,
+ ),
+ _CardLike(
+ onLike,
+ text: text,
+ )
+ ],
+ ),
+ ),
+ ),
+ );
+ }
+}
diff --git a/lec5/lib/view/home_page/home_card_image.dart b/lec5/lib/view/home_page/home_card_image.dart
new file mode 100644
index 0000000..f0b2ea6
--- /dev/null
+++ b/lec5/lib/view/home_page/home_card_image.dart
@@ -0,0 +1,26 @@
+part of 'home_card.dart';
+
+class _CardImage extends StatelessWidget {
+ final String imageUrl;
+
+ const _CardImage(this.imageUrl);
+
+ @override
+ Widget build(BuildContext context) {
+ return ClipRRect(
+ borderRadius: const BorderRadius.only(
+ bottomLeft: Radius.circular(20),
+ topLeft: Radius.circular(20),
+ ),
+ child: SizedBox(
+ height: double.infinity,
+ width: 115,
+ child: Image.network(
+ imageUrl,
+ fit: BoxFit.cover,
+ errorBuilder: (_, __, ___) => const Placeholder(),
+ ),
+ ),
+ );
+ }
+}
diff --git a/lec5/lib/view/home_page/home_card_like.dart b/lec5/lib/view/home_page/home_card_like.dart
new file mode 100644
index 0000000..e632a0d
--- /dev/null
+++ b/lec5/lib/view/home_page/home_card_like.dart
@@ -0,0 +1,50 @@
+part of 'home_card.dart';
+
+class _CardLike extends StatefulWidget {
+ final OnLikeCallback onLike;
+ final String text;
+
+ const _CardLike(this.onLike, {required this.text});
+
+ @override
+ State<_CardLike> createState() => _CardLikeState();
+}
+
+class _CardLikeState extends State<_CardLike> {
+ bool _isLiked = false;
+
+ @override
+ Widget build(BuildContext context) {
+ return Align(
+ alignment: Alignment.bottomRight,
+ child: Padding(
+ padding: const EdgeInsets.only(
+ left: 8,
+ right: 16,
+ bottom: 16,
+ ),
+ child: GestureDetector(
+ onTap: () {
+ setState(() {
+ _isLiked = !_isLiked;
+ });
+ widget.onLike?.call(widget.text, _isLiked);
+ },
+ child: AnimatedSwitcher(
+ duration: const Duration(milliseconds: 200),
+ child: _isLiked
+ ? const Icon(
+ Icons.favorite,
+ color: Colors.redAccent,
+ key: ValueKey(0),
+ )
+ : const Icon(
+ Icons.favorite_border,
+ key: ValueKey(1),
+ ),
+ ),
+ ),
+ ),
+ );
+ }
+}
diff --git a/lec5/lib/view/home_page/home_card_text.dart b/lec5/lib/view/home_page/home_card_text.dart
new file mode 100644
index 0000000..503538e
--- /dev/null
+++ b/lec5/lib/view/home_page/home_card_text.dart
@@ -0,0 +1,33 @@
+part of 'home_card.dart';
+
+class _CardText extends StatelessWidget {
+ final String text;
+ final String descriptionText;
+
+ const _CardText(
+ this.text, {
+ required this.descriptionText,
+ });
+
+ @override
+ Widget build(BuildContext context) {
+ return Expanded(
+ child: Padding(
+ padding: const EdgeInsets.only(left: 8),
+ child: Column(
+ crossAxisAlignment: CrossAxisAlignment.start,
+ children: [
+ Text(
+ text,
+ style: Theme.of(context).textTheme.headlineLarge,
+ ),
+ Text(
+ descriptionText,
+ style: Theme.of(context).textTheme.bodyLarge,
+ )
+ ],
+ ),
+ ),
+ );
+ }
+}
diff --git a/lec5/lib/view/home_page/home_page.dart b/lec5/lib/view/home_page/home_page.dart
new file mode 100644
index 0000000..07ba5d2
--- /dev/null
+++ b/lec5/lib/view/home_page/home_page.dart
@@ -0,0 +1,188 @@
+import 'package:flutter/material.dart';
+import 'package:test_app/data/repository/potter_repository.dart';
+import 'package:test_app/domain/card.dart';
+import 'package:test_app/domain/home.dart';
+import 'package:test_app/utils/debounce.dart';
+import 'package:test_app/view/details_page/details_page.dart';
+import 'package:test_app/view/home_page/home_card.dart';
+
+class MyHomePage extends StatefulWidget {
+ const MyHomePage({super.key, required this.title});
+
+ final String title;
+
+ @override
+ State createState() => _MyHomePageState();
+}
+
+class _MyHomePageState extends State {
+ final Color _color = Colors.orangeAccent;
+
+ @override
+ Widget build(BuildContext context) {
+ return Scaffold(
+ appBar: AppBar(
+ backgroundColor: _color,
+ title: Text(widget.title),
+ ),
+ body: const Body(),
+ );
+ }
+}
+
+class Body extends StatefulWidget {
+ const Body({super.key});
+
+ @override
+ State createState() => _BodyState();
+}
+
+class _BodyState extends State {
+ final searchController = TextEditingController();
+ final scrollController = ScrollController();
+ final repository = PotterRepository();
+ int nextPage = 1;
+ int currentPage = 0;
+ List data = [];
+ bool isLoading = false;
+
+ @override
+ void initState() {
+ _loadData();
+ scrollController.addListener(_onNextPageListener);
+ super.initState();
+ }
+
+ void _setLoading(bool state) {
+ setState(() {
+ isLoading = state;
+ });
+ }
+
+ void _loadData() async {
+ _setLoading(true);
+ final result =
+ await repository.loadData(q: searchController.text, page: nextPage);
+ _setData(result);
+ _setLoading(false);
+ }
+
+ void _setData(HomeData? result) {
+ nextPage = result?.nextPage ?? 1;
+ if (currentPage >= (result?.currentPage ?? 1)) {
+ return;
+ }
+ currentPage = result?.currentPage ?? 1;
+ setState(() {
+ data.addAll(result?.data ?? []);
+ });
+ }
+
+ @override
+ void dispose() {
+ searchController.dispose();
+ scrollController.dispose();
+ super.dispose();
+ }
+
+ @override
+ Widget build(BuildContext context) {
+ return Column(
+ children: [
+ Padding(
+ padding: const EdgeInsets.all(16),
+ child: SearchBar(
+ leading: const Icon(Icons.search),
+ trailing: [
+ IconButton(
+ onPressed: () {
+ searchController.clear();
+ data.clear();
+ currentPage = 0;
+ nextPage = 1;
+ _loadData();
+ },
+ icon: const Icon(Icons.clear)),
+ ],
+ controller: searchController,
+ onChanged: (search) {
+ Debounce.run(() async {
+ _setLoading(true);
+ data.clear();
+ currentPage = 0;
+ nextPage = 1;
+ final result = await repository.loadData(q: search);
+ if (scrollController.hasClients) {
+ scrollController.jumpTo(0);
+ }
+ _setData(result);
+ _setLoading(false);
+ });
+ },
+ ),
+ ),
+ Expanded(
+ child: Stack(
+ children: [
+ Positioned.fill(
+ child: ListView.builder(
+ controller: scrollController,
+ padding: const EdgeInsets.only(right: 16, left: 16),
+ itemCount: data.length,
+ itemBuilder: (context, index) {
+ final item = data[index];
+ return HomeCard.fromData(
+ item,
+ onLike: (String title, bool isLiked) =>
+ _showSnackBar(context, title, isLiked),
+ onTap: () => _navigateToDetails(context, item),
+ );
+ }),
+ ),
+ Align(
+ alignment:
+ data.isEmpty ? Alignment.topCenter : Alignment.bottomCenter,
+ child: Visibility(
+ visible: isLoading,
+ child: const Padding(
+ padding: EdgeInsets.only(bottom: 32, top: 16),
+ child: CircularProgressIndicator(),
+ ),
+ ),
+ ),
+ ],
+ ),
+ ),
+ ],
+ );
+ }
+
+ void _showSnackBar(BuildContext context, String title, bool isLiked) {
+ WidgetsBinding.instance.addPostFrameCallback((_) {
+ ScaffoldMessenger.of(context).showSnackBar(SnackBar(
+ content: Text(
+ '$title is ${isLiked ? 'liked' : 'disliked'}!',
+ style: Theme.of(context).textTheme.bodyLarge,
+ ),
+ backgroundColor: Colors.orangeAccent,
+ duration: const Duration(seconds: 1),
+ ));
+ });
+ }
+
+ void _navigateToDetails(BuildContext context, CardData data) {
+ Navigator.push(
+ context,
+ MaterialPageRoute(builder: (context) => DetailsPage(data)),
+ );
+ }
+
+ void _onNextPageListener() {
+ Debounce.run(() {
+ if (scrollController.offset >
+ scrollController.position.maxScrollExtent - 10) {
+ _loadData();
+ }
+ });
+ }
+}
diff --git a/lec5/pubspec.lock b/lec5/pubspec.lock
new file mode 100644
index 0000000..e872536
--- /dev/null
+++ b/lec5/pubspec.lock
@@ -0,0 +1,610 @@
+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+ _fe_analyzer_shared:
+ dependency: transitive
+ description:
+ name: _fe_analyzer_shared
+ sha256: f256b0c0ba6c7577c15e2e4e114755640a875e885099367bf6e012b19314c834
+ url: "https://pub.dev"
+ source: hosted
+ version: "72.0.0"
+ _macros:
+ dependency: transitive
+ description: dart
+ source: sdk
+ version: "0.3.2"
+ analyzer:
+ dependency: transitive
+ description:
+ name: analyzer
+ sha256: b652861553cd3990d8ed361f7979dc6d7053a9ac8843fa73820ab68ce5410139
+ url: "https://pub.dev"
+ source: hosted
+ version: "6.7.0"
+ args:
+ dependency: transitive
+ description:
+ name: args
+ sha256: "7cf60b9f0cc88203c5a190b4cd62a99feea42759a7fa695010eb5de1c0b2252a"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.5.0"
+ async:
+ dependency: transitive
+ description:
+ name: async
+ sha256: "947bfcf187f74dbc5e146c9eb9c0f10c9f8b30743e341481c1e2ed3ecc18c20c"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.11.0"
+ boolean_selector:
+ dependency: transitive
+ description:
+ name: boolean_selector
+ sha256: "6cfb5af12253eaf2b368f07bacc5a80d1301a071c73360d746b7f2e32d762c66"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.1.1"
+ build:
+ dependency: transitive
+ description:
+ name: build
+ sha256: "80184af8b6cb3e5c1c4ec6d8544d27711700bc3e6d2efad04238c7b5290889f0"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.4.1"
+ build_config:
+ dependency: transitive
+ description:
+ name: build_config
+ sha256: bf80fcfb46a29945b423bd9aad884590fb1dc69b330a4d4700cac476af1708d1
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.1.1"
+ build_daemon:
+ dependency: transitive
+ description:
+ name: build_daemon
+ sha256: "79b2aef6ac2ed00046867ed354c88778c9c0f029df8a20fe10b5436826721ef9"
+ url: "https://pub.dev"
+ source: hosted
+ version: "4.0.2"
+ build_resolvers:
+ dependency: transitive
+ description:
+ name: build_resolvers
+ sha256: "339086358431fa15d7eca8b6a36e5d783728cf025e559b834f4609a1fcfb7b0a"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.4.2"
+ build_runner:
+ dependency: "direct dev"
+ description:
+ name: build_runner
+ sha256: "028819cfb90051c6b5440c7e574d1896f8037e3c96cf17aaeb054c9311cfbf4d"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.4.13"
+ build_runner_core:
+ dependency: transitive
+ description:
+ name: build_runner_core
+ sha256: f8126682b87a7282a339b871298cc12009cb67109cfa1614d6436fb0289193e0
+ url: "https://pub.dev"
+ source: hosted
+ version: "7.3.2"
+ built_collection:
+ dependency: transitive
+ description:
+ name: built_collection
+ sha256: "376e3dd27b51ea877c28d525560790aee2e6fbb5f20e2f85d5081027d94e2100"
+ url: "https://pub.dev"
+ source: hosted
+ version: "5.1.1"
+ built_value:
+ dependency: transitive
+ description:
+ name: built_value
+ sha256: c7913a9737ee4007efedaffc968c049fd0f3d0e49109e778edc10de9426005cb
+ url: "https://pub.dev"
+ source: hosted
+ version: "8.9.2"
+ characters:
+ dependency: transitive
+ description:
+ name: characters
+ sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.3.0"
+ checked_yaml:
+ dependency: transitive
+ description:
+ name: checked_yaml
+ sha256: feb6bed21949061731a7a75fc5d2aa727cf160b91af9a3e464c5e3a32e28b5ff
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.0.3"
+ clock:
+ dependency: transitive
+ description:
+ name: clock
+ sha256: cb6d7f03e1de671e34607e909a7213e31d7752be4fb66a86d29fe1eb14bfb5cf
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.1.1"
+ code_builder:
+ dependency: transitive
+ description:
+ name: code_builder
+ sha256: f692079e25e7869c14132d39f223f8eec9830eb76131925143b2129c4bb01b37
+ url: "https://pub.dev"
+ source: hosted
+ version: "4.10.0"
+ collection:
+ dependency: transitive
+ description:
+ name: collection
+ sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.18.0"
+ convert:
+ dependency: transitive
+ description:
+ name: convert
+ sha256: "0f08b14755d163f6e2134cb58222dd25ea2a2ee8a195e53983d57c075324d592"
+ url: "https://pub.dev"
+ source: hosted
+ version: "3.1.1"
+ crypto:
+ dependency: transitive
+ description:
+ name: crypto
+ sha256: ec30d999af904f33454ba22ed9a86162b35e52b44ac4807d1d93c288041d7d27
+ url: "https://pub.dev"
+ source: hosted
+ version: "3.0.5"
+ cupertino_icons:
+ dependency: "direct main"
+ description:
+ name: cupertino_icons
+ sha256: ba631d1c7f7bef6b729a622b7b752645a2d076dba9976925b8f25725a30e1ee6
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.0.8"
+ dart_style:
+ dependency: transitive
+ description:
+ name: dart_style
+ sha256: "7856d364b589d1f08986e140938578ed36ed948581fbc3bc9aef1805039ac5ab"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.3.7"
+ dio:
+ dependency: "direct main"
+ description:
+ name: dio
+ sha256: "5598aa796bbf4699afd5c67c0f5f6e2ed542afc956884b9cd58c306966efc260"
+ url: "https://pub.dev"
+ source: hosted
+ version: "5.7.0"
+ dio_web_adapter:
+ dependency: transitive
+ description:
+ name: dio_web_adapter
+ sha256: "33259a9276d6cea88774a0000cfae0d861003497755969c92faa223108620dc8"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.0.0"
+ fake_async:
+ dependency: transitive
+ description:
+ name: fake_async
+ sha256: "511392330127add0b769b75a987850d136345d9227c6b94c96a04cf4a391bf78"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.3.1"
+ file:
+ dependency: transitive
+ description:
+ name: file
+ sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4
+ url: "https://pub.dev"
+ source: hosted
+ version: "7.0.1"
+ fixnum:
+ dependency: transitive
+ description:
+ name: fixnum
+ sha256: "25517a4deb0c03aa0f32fd12db525856438902d9c16536311e76cdc57b31d7d1"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.1.0"
+ flutter:
+ dependency: "direct main"
+ description: flutter
+ source: sdk
+ version: "0.0.0"
+ flutter_lints:
+ dependency: "direct dev"
+ description:
+ name: flutter_lints
+ sha256: "3f41d009ba7172d5ff9be5f6e6e6abb4300e263aab8866d2a0842ed2a70f8f0c"
+ url: "https://pub.dev"
+ source: hosted
+ version: "4.0.0"
+ flutter_test:
+ dependency: "direct dev"
+ description: flutter
+ source: sdk
+ version: "0.0.0"
+ frontend_server_client:
+ dependency: transitive
+ description:
+ name: frontend_server_client
+ sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694
+ url: "https://pub.dev"
+ source: hosted
+ version: "4.0.0"
+ glob:
+ dependency: transitive
+ description:
+ name: glob
+ sha256: "0e7014b3b7d4dac1ca4d6114f82bf1782ee86745b9b42a92c9289c23d8a0ab63"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.1.2"
+ graphs:
+ dependency: transitive
+ description:
+ name: graphs
+ sha256: "741bbf84165310a68ff28fe9e727332eef1407342fca52759cb21ad8177bb8d0"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.3.2"
+ http_multi_server:
+ dependency: transitive
+ description:
+ name: http_multi_server
+ sha256: "97486f20f9c2f7be8f514851703d0119c3596d14ea63227af6f7a481ef2b2f8b"
+ url: "https://pub.dev"
+ source: hosted
+ version: "3.2.1"
+ http_parser:
+ dependency: transitive
+ description:
+ name: http_parser
+ sha256: "2aa08ce0341cc9b354a498388e30986515406668dbcc4f7c950c3e715496693b"
+ url: "https://pub.dev"
+ source: hosted
+ version: "4.0.2"
+ io:
+ dependency: transitive
+ description:
+ name: io
+ sha256: "2ec25704aba361659e10e3e5f5d672068d332fc8ac516421d483a11e5cbd061e"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.0.4"
+ js:
+ dependency: transitive
+ description:
+ name: js
+ sha256: c1b2e9b5ea78c45e1a0788d29606ba27dc5f71f019f32ca5140f61ef071838cf
+ url: "https://pub.dev"
+ source: hosted
+ version: "0.7.1"
+ json_annotation:
+ dependency: "direct main"
+ description:
+ name: json_annotation
+ sha256: "1ce844379ca14835a50d2f019a3099f419082cfdd231cd86a142af94dd5c6bb1"
+ url: "https://pub.dev"
+ source: hosted
+ version: "4.9.0"
+ json_serializable:
+ dependency: "direct dev"
+ description:
+ name: json_serializable
+ sha256: ea1432d167339ea9b5bb153f0571d0039607a873d6e04e0117af043f14a1fd4b
+ url: "https://pub.dev"
+ source: hosted
+ version: "6.8.0"
+ leak_tracker:
+ dependency: transitive
+ description:
+ name: leak_tracker
+ sha256: "3f87a60e8c63aecc975dda1ceedbc8f24de75f09e4856ea27daf8958f2f0ce05"
+ url: "https://pub.dev"
+ source: hosted
+ version: "10.0.5"
+ leak_tracker_flutter_testing:
+ dependency: transitive
+ description:
+ name: leak_tracker_flutter_testing
+ sha256: "932549fb305594d82d7183ecd9fa93463e9914e1b67cacc34bc40906594a1806"
+ url: "https://pub.dev"
+ source: hosted
+ version: "3.0.5"
+ leak_tracker_testing:
+ dependency: transitive
+ description:
+ name: leak_tracker_testing
+ sha256: "6ba465d5d76e67ddf503e1161d1f4a6bc42306f9d66ca1e8f079a47290fb06d3"
+ url: "https://pub.dev"
+ source: hosted
+ version: "3.0.1"
+ lints:
+ dependency: transitive
+ description:
+ name: lints
+ sha256: "976c774dd944a42e83e2467f4cc670daef7eed6295b10b36ae8c85bcbf828235"
+ url: "https://pub.dev"
+ source: hosted
+ version: "4.0.0"
+ logging:
+ dependency: transitive
+ description:
+ name: logging
+ sha256: "623a88c9594aa774443aa3eb2d41807a48486b5613e67599fb4c41c0ad47c340"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.2.0"
+ macros:
+ dependency: transitive
+ description:
+ name: macros
+ sha256: "0acaed5d6b7eab89f63350bccd82119e6c602df0f391260d0e32b5e23db79536"
+ url: "https://pub.dev"
+ source: hosted
+ version: "0.1.2-main.4"
+ matcher:
+ dependency: transitive
+ description:
+ name: matcher
+ sha256: d2323aa2060500f906aa31a895b4030b6da3ebdcc5619d14ce1aada65cd161cb
+ url: "https://pub.dev"
+ source: hosted
+ version: "0.12.16+1"
+ material_color_utilities:
+ dependency: transitive
+ description:
+ name: material_color_utilities
+ sha256: f7142bb1154231d7ea5f96bc7bde4bda2a0945d2806bb11670e30b850d56bdec
+ url: "https://pub.dev"
+ source: hosted
+ version: "0.11.1"
+ meta:
+ dependency: transitive
+ description:
+ name: meta
+ sha256: bdb68674043280c3428e9ec998512fb681678676b3c54e773629ffe74419f8c7
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.15.0"
+ mime:
+ dependency: transitive
+ description:
+ name: mime
+ sha256: "41a20518f0cb1256669420fdba0cd90d21561e560ac240f26ef8322e45bb7ed6"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.0.0"
+ package_config:
+ dependency: transitive
+ description:
+ name: package_config
+ sha256: "1c5b77ccc91e4823a5af61ee74e6b972db1ef98c2ff5a18d3161c982a55448bd"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.1.0"
+ path:
+ dependency: transitive
+ description:
+ name: path
+ sha256: "087ce49c3f0dc39180befefc60fdb4acd8f8620e5682fe2476afd0b3688bb4af"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.9.0"
+ pool:
+ dependency: transitive
+ description:
+ name: pool
+ sha256: "20fe868b6314b322ea036ba325e6fc0711a22948856475e2c2b6306e8ab39c2a"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.5.1"
+ pretty_dio_logger:
+ dependency: "direct main"
+ description:
+ name: pretty_dio_logger
+ sha256: "36f2101299786d567869493e2f5731de61ce130faa14679473b26905a92b6407"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.4.0"
+ pub_semver:
+ dependency: transitive
+ description:
+ name: pub_semver
+ sha256: "40d3ab1bbd474c4c2328c91e3a7df8c6dd629b79ece4c4bd04bee496a224fb0c"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.1.4"
+ pubspec_parse:
+ dependency: transitive
+ description:
+ name: pubspec_parse
+ sha256: c799b721d79eb6ee6fa56f00c04b472dcd44a30d258fac2174a6ec57302678f8
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.3.0"
+ shelf:
+ dependency: transitive
+ description:
+ name: shelf
+ sha256: ad29c505aee705f41a4d8963641f91ac4cee3c8fad5947e033390a7bd8180fa4
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.4.1"
+ shelf_web_socket:
+ dependency: transitive
+ description:
+ name: shelf_web_socket
+ sha256: "073c147238594ecd0d193f3456a5fe91c4b0abbcc68bf5cd95b36c4e194ac611"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.0.0"
+ sky_engine:
+ dependency: transitive
+ description: flutter
+ source: sdk
+ version: "0.0.99"
+ source_gen:
+ dependency: transitive
+ description:
+ name: source_gen
+ sha256: "14658ba5f669685cd3d63701d01b31ea748310f7ab854e471962670abcf57832"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.5.0"
+ source_helper:
+ dependency: transitive
+ description:
+ name: source_helper
+ sha256: "6adebc0006c37dd63fe05bca0a929b99f06402fc95aa35bf36d67f5c06de01fd"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.3.4"
+ source_span:
+ dependency: transitive
+ description:
+ name: source_span
+ sha256: "53e943d4206a5e30df338fd4c6e7a077e02254531b138a15aec3bd143c1a8b3c"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.10.0"
+ stack_trace:
+ dependency: transitive
+ description:
+ name: stack_trace
+ sha256: "73713990125a6d93122541237550ee3352a2d84baad52d375a4cad2eb9b7ce0b"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.11.1"
+ stream_channel:
+ dependency: transitive
+ description:
+ name: stream_channel
+ sha256: ba2aa5d8cc609d96bbb2899c28934f9e1af5cddbd60a827822ea467161eb54e7
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.1.2"
+ stream_transform:
+ dependency: transitive
+ description:
+ name: stream_transform
+ sha256: "14a00e794c7c11aa145a170587321aedce29769c08d7f58b1d141da75e3b1c6f"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.1.0"
+ string_scanner:
+ dependency: transitive
+ description:
+ name: string_scanner
+ sha256: "556692adab6cfa87322a115640c11f13cb77b3f076ddcc5d6ae3c20242bedcde"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.2.0"
+ term_glyph:
+ dependency: transitive
+ description:
+ name: term_glyph
+ sha256: a29248a84fbb7c79282b40b8c72a1209db169a2e0542bce341da992fe1bc7e84
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.2.1"
+ test_api:
+ dependency: transitive
+ description:
+ name: test_api
+ sha256: "5b8a98dafc4d5c4c9c72d8b31ab2b23fc13422348d2997120294d3bac86b4ddb"
+ url: "https://pub.dev"
+ source: hosted
+ version: "0.7.2"
+ timing:
+ dependency: transitive
+ description:
+ name: timing
+ sha256: "70a3b636575d4163c477e6de42f247a23b315ae20e86442bebe32d3cabf61c32"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.0.1"
+ typed_data:
+ dependency: transitive
+ description:
+ name: typed_data
+ sha256: facc8d6582f16042dd49f2463ff1bd6e2c9ef9f3d5da3d9b087e244a7b564b3c
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.3.2"
+ vector_math:
+ dependency: transitive
+ description:
+ name: vector_math
+ sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
+ url: "https://pub.dev"
+ source: hosted
+ version: "2.1.4"
+ vm_service:
+ dependency: transitive
+ description:
+ name: vm_service
+ sha256: "5c5f338a667b4c644744b661f309fb8080bb94b18a7e91ef1dbd343bed00ed6d"
+ url: "https://pub.dev"
+ source: hosted
+ version: "14.2.5"
+ watcher:
+ dependency: transitive
+ description:
+ name: watcher
+ sha256: "3d2ad6751b3c16cf07c7fca317a1413b3f26530319181b37e3b9039b84fc01d8"
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.1.0"
+ web:
+ dependency: transitive
+ description:
+ name: web
+ sha256: cd3543bd5798f6ad290ea73d210f423502e71900302dde696f8bff84bf89a1cb
+ url: "https://pub.dev"
+ source: hosted
+ version: "1.1.0"
+ web_socket:
+ dependency: transitive
+ description:
+ name: web_socket
+ sha256: "3c12d96c0c9a4eec095246debcea7b86c0324f22df69893d538fcc6f1b8cce83"
+ url: "https://pub.dev"
+ source: hosted
+ version: "0.1.6"
+ web_socket_channel:
+ dependency: transitive
+ description:
+ name: web_socket_channel
+ sha256: "9f187088ed104edd8662ca07af4b124465893caf063ba29758f97af57e61da8f"
+ url: "https://pub.dev"
+ source: hosted
+ version: "3.0.1"
+ yaml:
+ dependency: transitive
+ description:
+ name: yaml
+ sha256: "75769501ea3489fca56601ff33454fe45507ea3bfb014161abc3b43ae25989d5"
+ url: "https://pub.dev"
+ source: hosted
+ version: "3.1.2"
+sdks:
+ dart: ">=3.5.2 <4.0.0"
+ flutter: ">=3.18.0-18.0.pre.54"
diff --git a/lec5/pubspec.yaml b/lec5/pubspec.yaml
new file mode 100644
index 0000000..ae6b7ce
--- /dev/null
+++ b/lec5/pubspec.yaml
@@ -0,0 +1,97 @@
+name: test_app
+description: "Test app"
+# The following line prevents the package from being accidentally published to
+# pub.dev using `flutter pub publish`. This is preferred for private packages.
+publish_to: 'none' # Remove this line if you wish to publish to pub.dev
+
+# The following defines the version and build number for your application.
+# A version number is three numbers separated by dots, like 1.2.43
+# followed by an optional build number separated by a +.
+# Both the version and the builder number may be overridden in flutter
+# build by specifying --build-name and --build-number, respectively.
+# In Android, build-name is used as versionName while build-number used as versionCode.
+# Read more about Android versioning at https://developer.android.com/studio/publish/versioning
+# In iOS, build-name is used as CFBundleShortVersionString while build-number is used as CFBundleVersion.
+# Read more about iOS versioning at
+# https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
+# In Windows, build-name is used as the major, minor, and patch parts
+# of the product and file versions while build-number is used as the build suffix.
+version: 1.0.0+1
+
+environment:
+ sdk: ^3.5.2
+
+# Dependencies specify other packages that your package needs in order to work.
+# To automatically upgrade your package dependencies to the latest versions
+# consider running `flutter pub upgrade --major-versions`. Alternatively,
+# dependencies can be manually updated by changing the version numbers below to
+# the latest version available on pub.dev. To see which dependencies have newer
+# versions available, run `flutter pub outdated`.
+dependencies:
+ flutter:
+ sdk: flutter
+
+
+ # The following adds the Cupertino Icons font to your application.
+ # Use with the CupertinoIcons class for iOS style icons.
+ cupertino_icons: ^1.0.8
+ # lec4 dependencies
+ json_annotation: ^4.9.0
+ dio: ^5.7.0
+ pretty_dio_logger: ^1.4.0
+
+dev_dependencies:
+ flutter_test:
+ sdk: flutter
+
+ # The "flutter_lints" package below contains a set of recommended lints to
+ # encourage good coding practices. The lint set provided by the package is
+ # activated in the `analysis_options.yaml` file located at the root of your
+ # package. See that file for information about deactivating specific lint
+ # rules and activating additional ones.
+ flutter_lints: ^4.0.0
+ # lec4 dependencies
+ build_runner: ^2.4.13
+ json_serializable: ^6.8.0
+
+# For information on the generic Dart part of this file, see the
+# following page: https://dart.dev/tools/pub/pubspec
+
+# The following section is specific to Flutter packages.
+flutter:
+
+ # The following line ensures that the Material Icons font is
+ # included with your application, so that you can use the icons in
+ # the material Icons class.
+ uses-material-design: true
+
+ # To add assets to your application, add an assets section, like this:
+ # assets:
+ # - images/a_dot_burr.jpeg
+ # - images/a_dot_ham.jpeg
+
+ # An image asset can refer to one or more resolution-specific "variants", see
+ # https://flutter.dev/to/resolution-aware-images
+
+ # For details regarding adding assets from package dependencies, see
+ # https://flutter.dev/to/asset-from-package
+
+ # To add custom fonts to your application, add a fonts section here,
+ # in this "flutter" section. Each entry in this list should have a
+ # "family" key with the font family name, and a "fonts" key with a
+ # list giving the asset and other descriptors for the font. For
+ # example:
+ # fonts:
+ # - family: Schyler
+ # fonts:
+ # - asset: fonts/Schyler-Regular.ttf
+ # - asset: fonts/Schyler-Italic.ttf
+ # style: italic
+ # - family: Trajan Pro
+ # fonts:
+ # - asset: fonts/TrajanPro.ttf
+ # - asset: fonts/TrajanPro_Bold.ttf
+ # weight: 700
+ #
+ # For details regarding fonts from package dependencies,
+ # see https://flutter.dev/to/font-from-package
diff --git a/lec5/test/widget_test.dart b/lec5/test/widget_test.dart
new file mode 100644
index 0000000..9b909ee
--- /dev/null
+++ b/lec5/test/widget_test.dart
@@ -0,0 +1,29 @@
+// This is a basic Flutter widget test.
+//
+// To perform an interaction with a widget in your test, use the WidgetTester
+// utility in the flutter_test package. For example, you can send tap and scroll
+// gestures. You can also use WidgetTester to find child widgets in the widget
+// tree, read text, and verify that the values of widget properties are correct.
+
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:test_app/main.dart';
+
+void main() {
+ testWidgets('Counter increments smoke test', (WidgetTester tester) async {
+ // Build our app and trigger a frame.
+ await tester.pumpWidget(const MyApp());
+
+ // Verify that our counter starts at 0.
+ expect(find.text('0'), findsOneWidget);
+ expect(find.text('1'), findsNothing);
+
+ // Tap the '+' icon and trigger a frame.
+ await tester.tap(find.byIcon(Icons.add));
+ await tester.pump();
+
+ // Verify that our counter has incremented.
+ expect(find.text('0'), findsNothing);
+ expect(find.text('1'), findsOneWidget);
+ });
+}
diff --git a/lec5/web/favicon.png b/lec5/web/favicon.png
new file mode 100644
index 0000000..8aaa46a
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diff --git a/lec5/web/icons/Icon-192.png b/lec5/web/icons/Icon-192.png
new file mode 100644
index 0000000..b749bfe
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diff --git a/lec5/web/icons/Icon-512.png b/lec5/web/icons/Icon-512.png
new file mode 100644
index 0000000..88cfd48
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diff --git a/lec5/web/icons/Icon-maskable-192.png b/lec5/web/icons/Icon-maskable-192.png
new file mode 100644
index 0000000..eb9b4d7
Binary files /dev/null and b/lec5/web/icons/Icon-maskable-192.png differ
diff --git a/lec5/web/icons/Icon-maskable-512.png b/lec5/web/icons/Icon-maskable-512.png
new file mode 100644
index 0000000..d69c566
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diff --git a/lec5/web/index.html b/lec5/web/index.html
new file mode 100644
index 0000000..415d762
--- /dev/null
+++ b/lec5/web/index.html
@@ -0,0 +1,38 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ test_app
+
+
+
+
+
+
diff --git a/lec5/web/manifest.json b/lec5/web/manifest.json
new file mode 100644
index 0000000..ebb86e7
--- /dev/null
+++ b/lec5/web/manifest.json
@@ -0,0 +1,35 @@
+{
+ "name": "test_app",
+ "short_name": "test_app",
+ "start_url": ".",
+ "display": "standalone",
+ "background_color": "#0175C2",
+ "theme_color": "#0175C2",
+ "description": "Test app",
+ "orientation": "portrait-primary",
+ "prefer_related_applications": false,
+ "icons": [
+ {
+ "src": "icons/Icon-192.png",
+ "sizes": "192x192",
+ "type": "image/png"
+ },
+ {
+ "src": "icons/Icon-512.png",
+ "sizes": "512x512",
+ "type": "image/png"
+ },
+ {
+ "src": "icons/Icon-maskable-192.png",
+ "sizes": "192x192",
+ "type": "image/png",
+ "purpose": "maskable"
+ },
+ {
+ "src": "icons/Icon-maskable-512.png",
+ "sizes": "512x512",
+ "type": "image/png",
+ "purpose": "maskable"
+ }
+ ]
+}