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package io.dico.parcels2.defaultimpl
import io.dico.parcels2.*
import io.dico.parcels2.util.schedule
import kotlinx.coroutines.Unconfined
import kotlinx.coroutines.launch
import org.bukkit.Bukkit
import org.bukkit.WorldCreator
import org.joda.time.DateTime
class ParcelProviderImpl(val plugin: ParcelsPlugin) : ParcelProvider {
inline val options get() = plugin.options
override val worlds: Map<String, ParcelWorld> get() = _worlds
private val _worlds: MutableMap<String, ParcelWorld> = hashMapOf()
private val _generators: MutableMap<String, ParcelGenerator> = hashMapOf()
private var _worldsLoaded = false
private var _dataIsLoaded = false
// disabled while !_dataIsLoaded. getParcelById() will work though for data loading.
override fun getWorld(name: String): ParcelWorld? = _worlds[name]?.takeIf { _dataIsLoaded }
override fun getWorldById(id: ParcelWorldId): ParcelWorld? {
if (id is ParcelWorld) return id
return _worlds[id.name] ?: id.bukkitWorld?.let { getWorld(it) }
}
override fun getParcelById(id: ParcelId): Parcel? {
if (id is Parcel) return id
return getWorldById(id.worldId)?.container?.getParcelById(id.x, id.z)
}
override fun getWorldGenerator(worldName: String): ParcelGenerator? {
return _worlds[worldName]?.generator
?: _generators[worldName]
?: options.worlds[worldName]?.generator?.newInstance(worldName)?.also { _generators[worldName] = it }
}
override fun loadWorlds() {
if (_worldsLoaded) throw IllegalStateException()
_worldsLoaded = true
loadWorlds0()
}
private fun loadWorlds0() {
if (Bukkit.getWorlds().isEmpty()) {
plugin.schedule(::loadWorlds0)
plugin.logger.warning("Scheduling to load worlds in the next tick, \nbecause no bukkit worlds are loaded yet")
return
}
for ((worldName, worldOptions) in options.worlds.entries) {
var parcelWorld = _worlds[worldName]
if (parcelWorld != null) continue
val generator: ParcelGenerator = getWorldGenerator(worldName)!!
val worldExists = Bukkit.getWorld(worldName) != null
val bukkitWorld =
if (worldExists) Bukkit.getWorld(worldName)!!
else WorldCreator(worldName).generator(generator).createWorld().also { logger.info("Creating world $worldName") }
parcelWorld = ParcelWorldImpl(bukkitWorld, generator, worldOptions.runtime, plugin.storage,
plugin.globalPrivileges, ::DefaultParcelContainer, plugin, plugin.workDispatcher)
if (!worldExists) {
val time = DateTime.now()
plugin.storage.setWorldCreationTime(parcelWorld.id, time)
parcelWorld.creationTime = time
} else {
launch(context = Unconfined) {
parcelWorld.creationTime = plugin.storage.getWorldCreationTime(parcelWorld.id).await() ?: DateTime.now()
}
}
_worlds[worldName] = parcelWorld
}
loadStoredData()
}
private fun loadStoredData() {
plugin.launch {
val migration = plugin.options.migration
if (migration.enabled) {
migration.instance?.newInstance()?.apply {
logger.warn("Migrating database now...")
migrateTo(plugin.storage).join()
logger.warn("Migration completed")
if (migration.disableWhenComplete) {
migration.enabled = false
plugin.saveOptions()
}
}
}
logger.info("Loading all parcel data...")
val channel = plugin.storage.transmitAllParcelData()
do {
val pair = channel.receiveOrNull() ?: break
val parcel = getParcelById(pair.first) ?: continue
pair.second?.let { parcel.copyDataIgnoringDatabase(it) }
} while (true)
logger.info("Loading data completed")
_dataIsLoaded = true
}
}
/*
fun loadWorlds(options: Options) {
for ((worldName, worldOptions) in options.worlds.entries) {
val world: ParcelWorld
try {
world = ParcelWorldImpl(
worldName,
worldOptions,
worldOptions.generator.newGenerator(this, worldName),
plugin.storage,
plugin.globalPrivileges,
::DefaultParcelContainer)
} catch (ex: Exception) {
ex.printStackTrace()
continue
}
_worlds[worldName] = world
}
plugin.functionHelper.schedule(10) {
println("Parcels generating parcelProvider now")
for ((name, world) in _worlds) {
if (Bukkit.getWorld(name) == null) {
val bworld = WorldCreator(name).generator(world.generator).createWorld()
val spawn = world.generator.getFixedSpawnLocation(bworld, null)
bworld.setSpawnLocation(spawn.x.floor(), spawn.y.floor(), spawn.z.floor())
}
}
val channel = plugin.storage.transmitAllParcelData()
val job = plugin.functionHelper.launchLazilyOnMainThread {
do {
val pair = channel.receiveOrNull() ?: break
val parcel = getParcelById(pair.first) ?: continue
pair.second?.let { parcel.copyDataIgnoringDatabase(it) }
} while (true)
}
job.start()
}
}
*/
}
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