Add version catalog

build.gradle

@@ -1,10 +1,10 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
-    ext.kotlin_version = "1.6.21"
     repositories {
         mavenLocal()
         google()
         mavenCentral()
+
         maven {
             url = uri("https://maven.pkg.github.com/google/secrets-gradle-plugin")
             credentials {
@@ -13,23 +13,24 @@ buildscript {
             }
         }
     }
-    dependencies {
-        classpath "com.android.tools.build:gradle:7.2.1"
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-        classpath "com.google.android.libraries.mapsplatform.secrets-gradle-plugin:secrets-gradle-plugin:2.0.1"
+}
 
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
-    }
+plugins {
+    alias libs.plugins.android.application apply(false)
+    alias libs.plugins.android.library apply(false)
+    alias libs.plugins.kotlin.android apply(false)
+    alias libs.plugins.sgp apply(false)
 }
 
 allprojects {
     repositories {
         google()
+        mavenLocal()
         mavenCentral()
     }
 }
 
+
 task clean(type: Delete) {
     delete rootProject.buildDir
 }

gradle/libs.versions.toml

@@ -0,0 +1,22 @@
+[versions]
+appcompat= "1.4.2"
+stdlib = "1.6.21"
+material = "1.9.0"
+agp = "7.2.1"
+kotlin = "1.6.21"
+secrets = "2.0.1"
+
+[libraries]
+androidx-appcompat = { module = "com.google.android.material:material",version.ref = "appcompat"}
+material = { module = "com.google.android.material:material", version.ref = "material"}
+kotlin-stdlib = { module = "org.jetbrains.kotlin:kotlin-stdlib-jdk8", version.ref = "stdlib"}
+
+# Plugins
+plugin-agp = { module = "com.android.tools.build:gradle", version.ref = "agp"}
+plugin-kgp = { module = "org.jetbrains.kotlin:kotlin-gradle-plugin", version.ref = "kotlin"}
+
+[plugins]
+android-application = { id = "com.android.application", version.ref = "agp" }
+android-library = { id = "com.android.library", version.ref = "agp" }
+kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+sgp = { id = "com.google.android.libraries.mapsplatform.secrets-gradle-plugin", version.ref = "secrets"}

sample-app/build.gradle.kts

@@ -1,3 +1,4 @@
+@file:Suppress("DSL_SCOPE_VIOLATION")
 // Copyright 2021 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,11 +14,11 @@
 // limitations under the License.
 
 plugins {
-    id("com.android.application")
-    id("kotlin-android")
+    alias(libs.plugins.android.application)
+    alias(libs.plugins.kotlin.android)
 
     // 1. Include the plugin
-    id("com.google.android.libraries.mapsplatform.secrets-gradle-plugin")
+    alias(libs.plugins.sgp)
 }
 
 android {
@@ -38,9 +39,9 @@ android {
 }
 
 dependencies {
-    implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8:1.6.21")
-    implementation("com.google.android.material:material:1.6.1")
-    implementation("androidx.appcompat:appcompat:1.4.2")
+    implementation(libs.androidx.appcompat)
+    implementation(libs.kotlin.stdlib)
+    implementation(libs.material)
 }
 
 // 2. Optionally configure the plugin

settings.gradle.kts

@@ -12,13 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-include(":secrets-gradle-plugin")
-include(":sample-app")
 
 pluginManagement {
     repositories {
-        mavenLocal()
-        maven(url = "./plugin/build/repository")
+        google()
+        mavenCentral()
         gradlePluginPortal()
+        maven(url = "./plugin/build/repository")
     }
 }
+
+include(":secrets-gradle-plugin")
+include(":sample-app")