✨ update example to support latest flutter versions. (#379)

example/.metadata

@@ -1,10 +1,45 @@
 # 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.
+# This file should be version controlled.
 
 version:
-  revision: c5a4b4029c0798f37c4a39b479d7cb75daa7b05c
+  revision: 135454af32477f815a7525073027a3ff9eff1bfd
   channel: stable
 
 project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+      base_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+    - platform: android
+      create_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+      base_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+    - platform: ios
+      create_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+      base_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+    - platform: linux
+      create_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+      base_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+    - platform: macos
+      create_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+      base_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+    - platform: web
+      create_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+      base_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+    - platform: windows
+      create_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+      base_revision: 135454af32477f815a7525073027a3ff9eff1bfd
+
+  # 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'

example/analysis_options.yaml

@@ -0,0 +1,29 @@
+# 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:lints/core.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-lang.github.io/linter/lints/index.html.
+  #
+  # 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

example/android/app/build.gradle

@@ -1,3 +1,9 @@
+plugins {
+    id "com.android.application"
+    id "kotlin-android"
+    id "dev.flutter.flutter-gradle-plugin"
+}
+
 def localProperties = new Properties()
 def localPropertiesFile = rootProject.file('local.properties')
 if (localPropertiesFile.exists()) {
@@ -6,11 +12,6 @@ if (localPropertiesFile.exists()) {
     }
 }
 
-def flutterRoot = localProperties.getProperty('flutter.sdk')
-if (flutterRoot == null) {
-    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
-}
-
 def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
 if (flutterVersionCode == null) {
     flutterVersionCode = '1'
@@ -21,10 +22,6 @@ if (flutterVersionName == null) {
     flutterVersionName = '1.0'
 }
 
-apply plugin: 'com.android.application'
-apply plugin: 'kotlin-android'
-apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
-
 android {
     compileSdkVersion 31
 
@@ -34,8 +31,8 @@ android {
 
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
-        applicationId "com.calendar.page.example.example"
-        minSdkVersion 16
+        applicationId "com.simformsolutions.calendarview"
+        minSdkVersion flutter.minSdkVersion
         targetSdkVersion 31
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName
@@ -48,12 +45,13 @@ android {
             signingConfig signingConfigs.debug
         }
     }
+    namespace 'com.simformsolutions.calendarview'
 }
 
 flutter {
     source '../..'
 }
 
 dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    // Add required dependencies...
 }

example/android/app/src/debug/AndroidManifest.xml

@@ -1,5 +1,4 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.calendar.page.example.example">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <!-- Flutter needs it to communicate with the running application
          to allow setting breakpoints, to provide hot reload, etc.
     -->

example/android/app/src/main/AndroidManifest.xml

@@ -1,5 +1,4 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.calendar.page.example.example">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
    <application
         android:label="example"
         android:icon="@mipmap/ic_launcher">

example/android/app/src/main/kotlin/com/calendar/page/example/example/MainActivity.kt → example/android/app/src/main/kotlin/com/simformsolutions/calendarview/MainActivity.kt

@@ -1,4 +1,4 @@
-package com.calendar.page.example.example
+package com.simformsolutions.calendarview
 
 import io.flutter.embedding.android.FlutterActivity
 

example/android/app/src/profile/AndroidManifest.xml

@@ -1,5 +1,4 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.calendar.page.example.example">
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <!-- Flutter needs it to communicate with the running application
          to allow setting breakpoints, to provide hot reload, etc.
     -->

example/android/build.gradle

@@ -1,20 +1,7 @@
-buildscript {
-    ext.kotlin_version = '1.5.31'
-    repositories {
-        google()
-        jcenter()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-    }
-}
-
 allprojects {
     repositories {
         google()
-        jcenter()
+        mavenCentral()
     }
 }
 

example/android/settings.gradle

@@ -1,11 +1,25 @@
-include ':app'
+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
+    }()
 
-def localPropertiesFile = new File(rootProject.projectDir, "local.properties")
-def properties = new Properties()
+    includeBuild("$flutterSdkPath/packages/flutter_tools/gradle")
 
-assert localPropertiesFile.exists()
-localPropertiesFile.withReader("UTF-8") { reader -> properties.load(reader) }
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
 
-def flutterSdkPath = properties.getProperty("flutter.sdk")
-assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
-apply from: "$flutterSdkPath/packages/flutter_tools/gradle/app_plugin_loader.gradle"
+plugins {
+    id "dev.flutter.flutter-plugin-loader" version "1.0.0"
+    id "com.android.application" version "7.4.2" apply false
+    id "org.jetbrains.kotlin.android" version "1.6.21" apply false
+}
+
+include ":app"

example/ios/Runner.xcodeproj/project.pbxproj

@@ -293,8 +293,11 @@
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
-				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
-				PRODUCT_BUNDLE_IDENTIFIER = com.calendar.page.example.example;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				PRODUCT_BUNDLE_IDENTIFIER = com.simformsolutions.calendarview;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;
@@ -417,8 +420,11 @@
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
-				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
-				PRODUCT_BUNDLE_IDENTIFIER = com.calendar.page.example.example;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				PRODUCT_BUNDLE_IDENTIFIER = com.simformsolutions.calendarview;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
@@ -436,8 +442,11 @@
 				CURRENT_PROJECT_VERSION = "$(FLUTTER_BUILD_NUMBER)";
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
-				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
-				PRODUCT_BUNDLE_IDENTIFIER = com.calendar.page.example.example;
+				LD_RUNPATH_SEARCH_PATHS = (
+					"$(inherited)",
+					"@executable_path/Frameworks",
+				);
+				PRODUCT_BUNDLE_IDENTIFIER = com.simformsolutions.calendarview;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;

example/ios/Runner/Info.plist

@@ -2,6 +2,8 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>CADisableMinimumFrameDurationOnPhone</key>
+	<true/>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>$(DEVELOPMENT_LANGUAGE)</string>
 	<key>CFBundleExecutable</key>
@@ -22,6 +24,8 @@
 	<string>$(FLUTTER_BUILD_NUMBER)</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
+	<key>UIApplicationSupportsIndirectInputEvents</key>
+	<true/>
 	<key>UILaunchStoryboardName</key>
 	<string>LaunchScreen</string>
 	<key>UIMainStoryboardFile</key>
@@ -41,9 +45,5 @@
 	</array>
 	<key>UIViewControllerBasedStatusBarAppearance</key>
 	<false/>
-	<key>CADisableMinimumFrameDurationOnPhone</key>
-	<true/>
-	<key>UIApplicationSupportsIndirectInputEvents</key>
-	<true/>
 </dict>
 </plist>

example/lib/widgets/add_event_form.dart

@@ -75,8 +75,9 @@ class _AddOrEditEventFormState extends State<AddOrEditEventForm> {
             validator: (value) {
               final title = value?.trim();
 
-              if (title == null || title == "")
+              if (title == null || title == "") {
                 return "Please enter event title.";
+              }
 
               return null;
             },
@@ -107,8 +108,9 @@ class _AddOrEditEventFormState extends State<AddOrEditEventForm> {
                     }
                   },
                   validator: (value) {
-                    if (value == null || value == "")
+                    if (value == null || value == "") {
                       return "Please select start date.";
+                    }
 
                     return null;
                   },
@@ -142,8 +144,9 @@ class _AddOrEditEventFormState extends State<AddOrEditEventForm> {
                     }
                   },
                   validator: (value) {
-                    if (value == null || value == "")
+                    if (value == null || value == "") {
                       return "Please select end date.";
+                    }
 
                     return null;
                   },
@@ -234,8 +237,9 @@ class _AddOrEditEventFormState extends State<AddOrEditEventForm> {
             maxLines: 10,
             maxLength: 1000,
             validator: (value) {
-              if (value == null || value.trim() == "")
+              if (value == null || value.trim() == "") {
                 return "Please enter event description.";
+              }
 
               return null;
             },
@@ -360,10 +364,11 @@ class _AddOrEditEventFormState extends State<AddOrEditEventForm> {
               child: CustomButton(
                 title: "Select",
                 onTap: () {
-                  if (mounted)
+                  if (mounted) {
                     setState(() {
                       _color = color;
                     });
+                  }
                   context.pop();
                 },
               ),

example/pubspec.yaml

@@ -18,8 +18,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 version: 1.0.0+1
 
 environment:
-  sdk: ">=3.0.0 <4.0.0"
-  flutter: ^3.3.10
+  sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
   flutter:
@@ -37,6 +36,7 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
+  lints:
   build_runner: ^2.0.6
   build_web_compilers: ^3.0.0
 

example/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:example/main.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+void main() {
+  testWidgets('Counter increments smoke test', (WidgetTester tester) async {
+    // Build our app and trigger a frame.
+    await tester.pumpWidget(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);
+  });
+}