chore: use gradle version catalog in project level build.gradle.kts file

Author: superus8r

app/build.gradle.kts

@@ -95,8 +95,7 @@ android {
 }
 
 jacoco {
-    val jacoco_version: String by project
-    toolVersion = jacoco_version
+    toolVersion = libs.versions.jacoco.get()
     reportsDirectory.set(layout.buildDirectory.dir("mergedReportDir"))
 }
 
@@ -217,25 +216,20 @@ fun loadKeyStore(name: String): Properties? {
     }
 }
 
-val firebase_bom_version: String by project
-val hilt_version: String by project
-val coroutines_version: String by project
-val material_version: String by project
-val mockk_version: String by project
 dependencies {
 
     implementation("androidx.appcompat:appcompat:1.7.0")
     implementation("androidx.core:core-ktx:1.16.0")
     implementation("androidx.constraintlayout:constraintlayout:2.2.1")
 
     // Firebase
-    implementation(platform("com.google.firebase:firebase-bom:$firebase_bom_version"))
+    implementation(platform("com.google.firebase:firebase-bom:${libs.versions.firebaseBom.get()}"))
     implementation("com.google.firebase:firebase-analytics-ktx")
     implementation("com.google.firebase:firebase-crashlytics-ktx")
 
     // Dependency Injection
-    implementation("com.google.dagger:hilt-android:$hilt_version")
-    kapt("com.google.dagger:hilt-compiler:$hilt_version")
+    implementation("com.google.dagger:hilt-android:${libs.versions.hilt.get()}")
+    kapt("com.google.dagger:hilt-compiler:${libs.versions.hilt.get()}")
 
     // Coroutines
     implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.8.7")
@@ -256,7 +250,7 @@ dependencies {
     implementation("androidx.activity:activity-compose:1.10.1")
 
     // Other UI Libraries
-    implementation("com.google.android.material:material:$material_version")
+    implementation("com.google.android.material:material:${libs.versions.material.get()}")
 
     // data
     implementation("androidx.datastore:datastore-preferences:1.1.4")
@@ -276,22 +270,22 @@ dependencies {
     androidTestImplementation("androidx.test:rules:1.6.1")
 
     // coroutine testing
-    testImplementation("org.jetbrains.kotlinx:kotlinx-coroutines-test:$coroutines_version")
-    androidTestImplementation("org.jetbrains.kotlinx:kotlinx-coroutines-test:$coroutines_version")
+    testImplementation("org.jetbrains.kotlinx:kotlinx-coroutines-test:${libs.versions.hilt.get()}")
+    androidTestImplementation("org.jetbrains.kotlinx:kotlinx-coroutines-test:${libs.versions.coroutines.get()}")
 
     // google truth for assertions
     testImplementation("com.google.truth:truth:1.1.3")
     androidTestImplementation("androidx.test.ext:truth:1.6.0")
 
     // mockk
-    testImplementation("io.mockk:mockk-android:$mockk_version")
-    testImplementation("io.mockk:mockk-agent:$mockk_version")
-    androidTestImplementation("io.mockk:mockk-android:$mockk_version")
-    androidTestImplementation("io.mockk:mockk-agent:$mockk_version")
+    testImplementation("io.mockk:mockk-android:${libs.versions.mockk.get()}")
+    testImplementation("io.mockk:mockk-agent:${libs.versions.mockk.get()}")
+    androidTestImplementation("io.mockk:mockk-android:${libs.versions.mockk.get()}")
+    androidTestImplementation("io.mockk:mockk-agent:${libs.versions.mockk.get()}")
 
     // hilt testing - https://developer.android.com/training/dependency-injection/hilt-testing
-    androidTestImplementation("com.google.dagger:hilt-android-testing:$hilt_version")
-    kaptAndroidTest("com.google.dagger:hilt-android-compiler:$hilt_version")
+    androidTestImplementation("com.google.dagger:hilt-android-testing:${libs.versions.hilt.get()}")
+    kaptAndroidTest("com.google.dagger:hilt-android-compiler:${libs.versions.hilt.get()}")
 
     // Android Serial Controller
     implementation("com.github.superus8r:UsbSerial:6.1.1")

build.gradle.kts

@@ -1,25 +1,16 @@
 buildscript {
-    extra.apply {
-        set("coroutines_version", "1.6.4")
-        set("firebase_bom_version", "32.8.0")
-        set("hilt_version", "2.56.2")
-        set("jacoco_version", "0.8.8")
-        set("kotlin_version", "2.1.20")
-        set("material_version", "1.12.0")
-        set("mockk_version", "1.14.2")
-    }
     dependencies {
-        classpath("com.google.dagger:hilt-android-gradle-plugin:${extra["hilt_version"]}")
-        classpath("com.google.gms:google-services:4.4.1")
-        classpath("com.google.firebase:firebase-crashlytics-gradle:2.9.9")
+        classpath(libs.hilt.android.gradle.plugin)
+        classpath(libs.google.services)
+        classpath(libs.firebase.crashlytics.gradle)
     }
 }
 
 plugins {
-    id("com.android.application") version "8.10.1" apply false
-    id("org.jetbrains.kotlin.android") version "2.1.20" apply false
-    id("org.jetbrains.kotlin.plugin.compose") version "2.1.20"
-    id("org.sonarqube") version "3.5.0.2730"
+    alias(libs.plugins.android.application) apply false
+    alias(libs.plugins.kotlin.android) apply false
+    alias(libs.plugins.kotlin.compose)
+    alias(libs.plugins.sonarqube)
 }
 
 tasks.register<Delete>("clean") {

gradle/libs.versions.toml

@@ -0,0 +1,20 @@
+[versions]
+gradle = "8.1.0"
+coroutines = "1.6.4"
+firebaseBom = "32.8.0"
+hilt = "2.56.2"
+jacoco = "0.8.8"
+kotlin = "2.1.20"
+material = "1.12.0"
+mockk = "1.14.2"
+
+[libraries]
+hilt_android_gradle_plugin = { module = "com.google.dagger:hilt-android-gradle-plugin", version.ref = "hilt" }
+google_services = { module = "com.google.gms:google-services", version = "4.4.1" }
+firebase_crashlytics_gradle = { module = "com.google.firebase:firebase-crashlytics-gradle", version = "2.9.9" }
+
+[plugins]
+android_application = { id = "com.android.application", version.ref = "gradle" }
+kotlin_android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+kotlin_compose = { id = "org.jetbrains.kotlin.plugin.compose", version.ref = "kotlin" }
+sonarqube = { id = "org.sonarqube", version = "3.5.0.2730" }