add Manifest injection

plugin-build/plugin/src/main/java/ch/ubique/linth/LinthPlugin.kt

@@ -14,6 +14,28 @@ abstract class LinthPlugin : Plugin<Project> {
 
 		val androidExtension = getAndroidExtension(project)
 
+		//hook manifestTask into android build process
+		val manifestTask = project.tasks.register("injectMetaDataIntoManifest", ManifestTask::class.java) { manifestTask ->
+
+			val flavorAndBuildType = mutableSetOf<Pair<String, String>>()
+
+			androidExtension.applicationVariants.forEach { variant ->
+				val flavor = variant.flavorName.capitalize()
+				val buildType = variant.buildType.name.capitalize()
+				flavorAndBuildType.add(flavor to buildType)
+			}
+			manifestTask.flavorAndBuildType = flavorAndBuildType
+		}
+
+		//hook Manifest into android build process
+		project.afterEvaluate {
+			androidExtension.applicationVariants.forEach { variant ->
+				variant.outputs.forEach { output ->
+					output.processManifestProvider.get().finalizedBy(manifestTask)
+				}
+			}
+		}
+
 		val iconTask = project.tasks.register("generateAppIcon", IconTask::class.java) { iconTask ->
 
 			val flavors = mutableSetOf<String>()
@@ -39,6 +61,8 @@ abstract class LinthPlugin : Plugin<Project> {
 			}
 		}
 
+
+
 		project.tasks.register("uploadToUbDiag", UploadToUbDiagTask::class.java) { uploadTask ->
 
 			uploadTask.uploadKey = extension.uploadKey.get()

plugin-build/plugin/src/main/java/ch/ubique/linth/ManifestTask.kt

@@ -0,0 +1,25 @@
+package ch.ubique.linth
+
+import org.gradle.api.DefaultTask
+import org.gradle.api.tasks.Input
+import org.gradle.api.tasks.TaskAction
+
+abstract class ManifestTask : DefaultTask() {
+
+	init {
+		description = "Inject Metadata into Manifest"
+		group = "linth"
+	}
+
+	@get:Input
+	abstract var flavorAndBuildType: Set<Pair<String, String>>
+
+
+	@TaskAction
+	fun injectMetadataIntoManifest() {
+		flavorAndBuildType.forEach { (flavor, buildType) ->
+			println("Injecting metadata into manifest for flavor: $flavor and buildType: $buildType")
+		}
+	}
+
+}