Refactor annotation processor configuration

gradle-plugin/src/main/java/io/mths/kava/gradle/config/processor/Configuration.kt

@@ -0,0 +1,14 @@
+package io.mths.kava.gradle.config.processor
+
+import io.mths.kava.gradle.plugins.Plugin
+import io.mths.kava.gradle.plugins.hasPlugin
+import org.jetbrains.kotlin.gradle.plugin.KotlinCompilation
+
+fun KotlinCompilation<*>.configureAnnotationProcessor(
+    config: KavaProcessorConfig
+) {
+    if (hasPlugin(Plugin.Ksp)) {
+        addProcessorDependencies(config.kspConfigs)
+        addGeneratedSourceDirs(config.generatedDirectories)
+    }
+}

gradle-plugin/src/main/java/io/mths/kava/gradle/config/processor/GeneratedSourceDirs.kt

@@ -0,0 +1,11 @@
+package io.mths.kava.gradle.config.processor
+
+import org.jetbrains.kotlin.gradle.plugin.KotlinCompilation
+
+internal fun KotlinCompilation<*>.addGeneratedSourceDirs(
+    directories: List<String>
+) {
+    for (sourceSet in kotlinSourceSets) {
+        directories.forEach(sourceSet.kotlin::srcDir)
+    }
+}

gradle-plugin/src/main/java/io/mths/kava/gradle/config/processor/KavaProcessorConfig.kt

@@ -0,0 +1,6 @@
+package io.mths.kava.gradle.config.processor
+
+data class KavaProcessorConfig(
+    val generatedDirectories: List<String>,
+    val kspConfigs: List<String>
+)

gradle-plugin/src/main/java/io/mths/kava/gradle/config/processor/ProcessorDependencies.kt

@@ -0,0 +1,15 @@
+package io.mths.kava.gradle.config.processor
+
+import io.mths.kava.gradle.Dependency
+import org.gradle.kotlin.dsl.dependencies
+import org.jetbrains.kotlin.gradle.plugin.KotlinCompilation
+
+internal fun KotlinCompilation<*>.addProcessorDependencies(
+    kspConfigs: List<String>
+) {
+    target.project.dependencies {
+        for (config in kspConfigs) {
+            add(config, Dependency.processor)
+        }
+    }
+}