1 files changed, 83 insertions, 0 deletions
diff --git a/src/main/kotlin/io/dico/parcels2/ParcelGenerator.kt b/src/main/kotlin/io/dico/parcels2/ParcelGenerator.kt
new file mode 100644
index 0000000..ff28537
--- /dev/null
+++ b/src/main/kotlin/io/dico/parcels2/ParcelGenerator.kt
@@ -0,0 +1,83 @@
+package io.dico.parcels2
+
+import io.dico.parcels2.blockvisitor.RegionTraversal
+import io.dico.parcels2.blockvisitor.Worker
+import io.dico.parcels2.blockvisitor.WorktimeLimiter
+import io.dico.parcels2.defaultimpl.DefaultParcelGenerator
+import io.dico.parcels2.util.Vec2i
+import org.bukkit.Chunk
+import org.bukkit.Location
+import org.bukkit.World
+import org.bukkit.block.Biome
+import org.bukkit.block.Block
+import org.bukkit.entity.Entity
+import org.bukkit.generator.BlockPopulator
+import org.bukkit.generator.ChunkGenerator
+import java.util.HashMap
+import java.util.Random
+import kotlin.reflect.KClass
+
+object GeneratorFactories {
+    private val map: MutableMap<String, GeneratorFactory> = HashMap()
+
+    fun registerFactory(generator: GeneratorFactory): Boolean = map.putIfAbsent(generator.name, generator) == null
+
+    fun getFactory(name: String): GeneratorFactory? = map.get(name)
+
+    init {
+        registerFactory(DefaultParcelGenerator.Factory)
+    }
+}
+
+interface GeneratorFactory {
+    val name: String
+
+    val optionsClass: KClass<out GeneratorOptions>
+
+    fun newParcelGenerator(worldName: String, options: GeneratorOptions): ParcelGenerator
+}
+
+abstract class ParcelGenerator : ChunkGenerator() {
+    abstract val world: World
+
+    abstract override fun generateChunkData(world: World?, random: Random?, chunkX: Int, chunkZ: Int, biome: BiomeGrid?): ChunkData
+
+    abstract fun populate(world: World?, random: Random?, chunk: Chunk?)
+
+    abstract override fun getFixedSpawnLocation(world: World?, random: Random?): Location
+
+    override fun getDefaultPopulators(world: World?): MutableList<BlockPopulator> {
+        return mutableListOf(object : BlockPopulator() {
+            override fun populate(world: World?, random: Random?, chunk: Chunk?) {
+                this@ParcelGenerator.populate(world, random, chunk)
+            }
+        })
+    }
+
+    abstract fun makeParcelBlockManager(worktimeLimiter: WorktimeLimiter): ParcelBlockManager
+
+    abstract fun makeParcelLocator(container: ParcelContainer): ParcelLocator
+}
+
+interface ParcelBlockManager {
+    val world: World
+    val worktimeLimiter: WorktimeLimiter
+
+    fun getBottomBlock(parcel: ParcelId): Vec2i
+
+    fun getHomeLocation(parcel: ParcelId): Location
+
+    fun setOwnerBlock(parcel: ParcelId, owner: ParcelOwner?)
+
+    @Deprecated("")
+    fun getEntities(parcel: ParcelId): Collection<Entity> = TODO()
+
+    @Deprecated("")
+    fun getBlocks(parcel: ParcelId, yRange: IntRange = 0..255): Iterator<Block> = TODO()
+
+    fun setBiome(parcel: ParcelId, biome: Biome): Worker
+
+    fun clearParcel(parcel: ParcelId): Worker
+
+    fun doBlockOperation(parcel: ParcelId, direction: RegionTraversal = RegionTraversal.DOWNWARD, operation: (Block) -> Unit): Worker
+}