chore: update Android gradle configuration style to the recommendation

Author: w568w

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 Exception("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'
@@ -21,16 +22,13 @@ if (flutterVersionName == null) {
     flutterVersionName = '1.0'
 }
 
-apply plugin: 'com.android.application'
-apply plugin: 'kotlin-android'
-apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 def keystoreProperties = new Properties()
 def keystorePropertiesFile = rootProject.file('key.properties')
 if (keystorePropertiesFile.exists()) {
     keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
 }
 
-// Skip Crashlytics upload. It breaks the procesmicof building.
+// Skip Crashlytics upload. It breaks the process of building.
 gradle.taskGraph.whenReady {
     tasks.each { task ->
         if (task.name.contains("uploadCrashlyticsMappingFileRelease")) {
@@ -41,7 +39,7 @@ gradle.taskGraph.whenReady {
 android {
     compileSdkVersion 34
 
-    ndkVersion "25.1.8937393"
+    ndkVersion "26.2.11394342"
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'
@@ -83,6 +81,6 @@ flutter {
 }
 
 dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:1.9.22"
     implementation 'com.google.android.material:material:1.11.0'
 }

android/build.gradle

@@ -1,23 +1,7 @@
-buildscript {
-    ext.kotlin_version = '1.9.22'
-    repositories {
-        google()
-        mavenCentral()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:7.1.3'
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-    }
-}
-
 allprojects {
     repositories {
         google()
         mavenCentral()
-//        maven { url 'https://maven.aliyun.com/repository/google' }
-//        maven { url 'https://maven.aliyun.com/repository/jcenter' }
-//        maven { url 'https://maven.aliyun.com/repository/public' }
     }
 }
 

android/gradle.properties

@@ -1,6 +1,5 @@
 android.useAndroidX=true
 android.enableJetifier=true
-android.enableR8=true
 org.gradle.jvmargs=-Xmx4096M -XX:MaxNewSize=3G
 org.gradle.parallel=true
 org.gradle.caching=true

android/settings.gradle

@@ -1,14 +1,28 @@
-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 "7.1.3" apply false
+    id "org.jetbrains.kotlin.android" version "1.9.22" apply false
+}
+
+include ":app"
 
 // >>> Required by git_info to unignore .git directory
 import org.apache.tools.ant.DirectoryScanner