Add permutation data to ModMetadata

Author: MattSturgeon

build-logic/api/src/main/kotlin/net/xolt/freecam/model/ModMetadata.kt

@@ -3,7 +3,12 @@ package net.xolt.freecam.model
 import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
-interface ModMetadata {
+interface ModMetadata : StaticModMetadata {
+    val mc: String
+    val loader: String
+}
+
+interface StaticModMetadata {
     val id: String
     val name: String
     val group: String
@@ -52,4 +57,4 @@ data class ModMetadataToml(
     override val modrinthId: String,
     @SerialName("crowdin")
     override val crowdinUrl: UrlString,
-) : ModMetadata
+) : StaticModMetadata

build-logic/settings/src/main/kotlin/net/xolt/freecam/gradle/ModMetadataSettingsPlugin.kt

@@ -1,30 +1,53 @@
 package net.xolt.freecam.gradle
 
 import dev.eav.tomlkt.Toml
+import dev.kikugie.stonecutter.build.StonecutterBuildExtension
 import kotlinx.serialization.Serializable
 import kotlinx.serialization.decodeFromString
 import net.xolt.freecam.model.ModMetadata
 import net.xolt.freecam.model.ModMetadataToml
+import net.xolt.freecam.model.StaticModMetadata
 import org.gradle.api.Plugin
+import org.gradle.api.Project
 import org.gradle.api.initialization.Settings
 import org.gradle.kotlin.dsl.add
+import org.gradle.kotlin.dsl.findByType
 
 @Serializable
 private data class MetadataToml(
     val mod: ModMetadataToml,
 )
 
+private class ProjectModMetadata(
+    private val project: Project,
+    private val meta: StaticModMetadata,
+)
+: StaticModMetadata by meta, ModMetadata
+{
+    private val sc get() = project.extensions.findByType<StonecutterBuildExtension>()
+
+    override val mc: String
+        get() = requireNotNull(sc) {
+            "${project.path} without `stonecutter` extension cannot read `mc` "
+        }.current.version
+
+    override val loader: String
+        get() = requireNotNull(sc) {
+            "${project.path} without `stonecutter` extension cannot read `loader` "
+        }.branch.id
+}
+
 class ModMetadataSettingsPlugin : Plugin<Settings> {
     override fun apply(settings: Settings) {
         val name = "meta"
         val file = settings.rootDir.resolve("metadata.toml")
         val toml = file.readText()
-        val metadata = Toml.decodeFromString<MetadataToml>(toml)
+        val metadata = Toml.decodeFromString<MetadataToml>(toml).mod
 
-        settings.extensions.add<ModMetadata>(name, metadata.mod)
+        settings.extensions.add<StaticModMetadata>(name, metadata)
         settings.gradle.settingsEvaluated {
             gradle.allprojects {
-                extensions.add(name, metadata.mod)
+                extensions.add<ModMetadata>(name, ProjectModMetadata(this, metadata))
             }
         }
     }