Refactor persistence into it's own feature.

foundation-core/src/main/kotlin/cloud/kubelet/foundation/core/FoundationCorePlugin.kt

@@ -7,6 +7,7 @@ import cloud.kubelet.foundation.core.features.player.PlayerFeature
 import cloud.kubelet.foundation.core.features.stats.StatsFeature
 import cloud.kubelet.foundation.core.features.update.UpdateFeature
 import cloud.kubelet.foundation.core.features.world.WorldFeature
+import cloud.kubelet.foundation.core.features.persist.PersistenceFeature
 import org.koin.dsl.module
 import java.nio.file.Path
 
@@ -37,6 +38,7 @@ class FoundationCorePlugin : FoundationPlugin() {
   }
 
   override fun createFeatures() = listOf(
+    PersistenceFeature(),
     BackupFeature(),
     DevFeature(),
     PlayerFeature(),

foundation-core/src/main/kotlin/cloud/kubelet/foundation/core/features/persist/PersistenceFeature.kt

@@ -0,0 +1,18 @@
+package cloud.kubelet.foundation.core.features.persist
+
+import cloud.kubelet.foundation.core.abstraction.Feature
+import org.koin.core.component.inject
+import org.koin.core.module.Module
+import org.koin.dsl.module
+
+class PersistenceFeature : Feature() {
+  private val persistence = inject<PluginPersistence>()
+
+  override fun disable() {
+    persistence.value.unload()
+  }
+
+  override fun module(): Module = module {
+    single { PluginPersistence() }
+  }
+}

foundation-core/src/main/kotlin/cloud/kubelet/foundation/core/features/persist/PersistentStore.kt

@@ -1,4 +1,4 @@
-package cloud.kubelet.foundation.core.persist
+package cloud.kubelet.foundation.core.features.persist
 
 import cloud.kubelet.foundation.core.FoundationCorePlugin
 import jetbrains.exodus.entitystore.Entity

foundation-core/src/main/kotlin/cloud/kubelet/foundation/core/features/persist/PersistentStoreCommand.kt

@@ -1,5 +1,6 @@
-package cloud.kubelet.foundation.core.features.stats
+package cloud.kubelet.foundation.core.features.persist
 
+import cloud.kubelet.foundation.core.features.stats.StatsFeature
 import org.bukkit.command.Command
 import org.bukkit.command.CommandExecutor
 import org.bukkit.command.CommandSender
@@ -23,7 +24,7 @@ class PersistentStoreCommand(
 
     when (args[0]) {
       "stats" -> {
-        statsFeature.persistentStores.forEach { (name, store) ->
+        statsFeature.persistence.value.stores.forEach { (name, store) ->
           val counts = store.transact {
             entityTypes.associateWith { type -> getAll(type).size() }.toSortedMap()
           }
@@ -42,7 +43,7 @@ class PersistentStoreCommand(
 
         val storeName = args[1]
         val entityTypeName = args[2]
-        val store = statsFeature.getPersistentStore(storeName)
+        val store = statsFeature.persistence.value.store(storeName)
         store.transact {
           val entities = getAll(entityTypeName).take(3)
           for (entity in entities) {
@@ -61,7 +62,7 @@ class PersistentStoreCommand(
 
         val storeName = args[1]
         val entityTypeName = args[2]
-        val store = statsFeature.getPersistentStore(storeName)
+        val store = statsFeature.persistence.value.store(storeName)
         store.transact {
           store.deleteAllEntities(entityTypeName)
         }

foundation-core/src/main/kotlin/cloud/kubelet/foundation/core/features/persist/PluginPersistence.kt

@@ -0,0 +1,23 @@
+package cloud.kubelet.foundation.core.features.persist
+
+import cloud.kubelet.foundation.core.FoundationCorePlugin
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.inject
+import java.util.concurrent.ConcurrentHashMap
+
+class PluginPersistence : KoinComponent {
+  private val plugin = inject<FoundationCorePlugin>()
+
+  val stores = ConcurrentHashMap<String, PersistentStore>()
+
+  /**
+   * Fetch a persistent store by name. Make sure the name is path-safe, descriptive and consistent across server runs.
+   */
+  fun store(name: String): PersistentStore =
+    stores.getOrPut(name) { PersistentStore(plugin.value, name) }
+
+  fun unload() {
+    stores.values.forEach { store -> store.close() }
+    stores.clear()
+  }
+}

foundation-core/src/main/kotlin/cloud/kubelet/foundation/core/features/persist/XodusExtensions.kt

@@ -1,4 +1,4 @@
-package cloud.kubelet.foundation.core.persist
+package cloud.kubelet.foundation.core.features.persist
 
 import jetbrains.exodus.entitystore.Entity
 

foundation-core/src/main/kotlin/cloud/kubelet/foundation/core/features/stats/StatsFeature.kt

@@ -1,39 +1,23 @@
 package cloud.kubelet.foundation.core.features.stats
 
-import cloud.kubelet.foundation.core.FoundationCorePlugin
 import cloud.kubelet.foundation.core.abstraction.Feature
-import cloud.kubelet.foundation.core.persist.PersistentStore
+import cloud.kubelet.foundation.core.features.persist.*
-import cloud.kubelet.foundation.core.persist.setAllProperties
 import io.papermc.paper.event.player.AsyncChatEvent
 import net.kyori.adventure.text.TextComponent
 import org.bukkit.event.EventHandler
 import org.koin.core.component.inject
 import java.time.Instant
-import java.util.concurrent.ConcurrentHashMap
 
 class StatsFeature : Feature() {
-  private val plugin = inject<FoundationCorePlugin>()
+  internal val persistence = inject<PluginPersistence>()
   private lateinit var chatLogStore: PersistentStore
-  // TODO: Move persistence stuff to its own module.
-  internal val persistentStores = ConcurrentHashMap<String, PersistentStore>()
 
   override fun enable() {
-    chatLogStore = getPersistentStore("chat-logs")
+    chatLogStore = persistence.value.store("chat-logs")
 
     registerCommandExecutor("pstore", PersistentStoreCommand(this))
   }
 
-  override fun disable() {
-    persistentStores.values.forEach { store -> store.close() }
-    persistentStores.clear()
-  }
-
-  /**
-   * Fetch a persistent store by name. Make sure the name is path-safe, descriptive and consistent across server runs.
-   */
-  fun getPersistentStore(name: String) =
-    persistentStores.getOrPut(name) { PersistentStore(plugin.value, name) }
-
   @EventHandler
   private fun logOnChatMessage(e: AsyncChatEvent) {
     val player = e.player