Migrate Material intro to Kotlin

app/build.gradle.kts

@@ -29,7 +29,6 @@ plugins {
     id("be.ugent.zeus.hydra.licenses")
     id("com.google.gms.google-services")
     id("com.google.firebase.crashlytics")
-    id("com.google.android.libraries.mapsplatform.secrets-gradle-plugin")
 }
 
 // Read our properties, see bottom for details.

material-intro/build.gradle.kts

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2017 Jan Heinrich Reimer
+ * Copyright (c) 2024 Niko Strijbol
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+import java.io.FileInputStream
+import java.util.*
+
+plugins {
+    id("com.android.library")
+}
+
+val versions = loadAndroidVersions()
+
+android {
+    namespace = "com.heinrichreimersoftware.materialintro"
+
+    // We need this for Nix flakes
+    buildToolsVersion = versions.getProperty("buildToolsVersions")
+
+    defaultConfig {
+        compileSdk = versions.getProperty("platformVersions").toInt()
+        minSdk = 21
+    }
+
+    buildTypes {
+        getByName("release") {
+            isMinifyEnabled = false
+            proguardFiles(getDefaultProguardFile("proguard-android.txt"), "proguard-rules.pro")
+        }
+    }
+
+    lint {
+        disable += listOf("Overdraw", "OldTargetApi", "GradleDependency")
+        showAll = true
+        warningsAsErrors = true
+        targetSdk = 34
+    }
+}
+
+dependencies {
+    implementation(libs.androidx.appcompat)
+    implementation(libs.androidx.constraintlayout)
+    implementation(libs.material)
+}
+
+// TODO: extract this duplicate code...
+/**
+ * Loads the default properties, and the user properties. This will also load the
+ * secret keys.
+ */
+fun loadAndroidVersions(): Properties {
+    val defaultProps = Properties()
+    defaultProps.load(FileInputStream(file("../android-versions.toml")))
+
+    val strippedProps = Properties()
+    defaultProps.forEach { k, v ->
+        strippedProps.setProperty(k.toString(), v.toString().replace("\"", ""))
+    }
+
+    return strippedProps
+}

material-intro/proguard-rules.pro

@@ -2,7 +2,7 @@
 # By default, the flags in this file are appended to flags specified
 # in C:\Users\Agando\AppData\Local\Android\sdk/tools/proguard/proguard-android.txt
 # You can edit the include path and order by changing the proguardFiles
-# directive in build.gradle.
+# directive in build.gradle.kts.
 #
 # For more details, see
 #   http://developer.android.com/guide/developing/tools/proguard.html