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package moe.nea.firmament.util.data
import java.util.UUID
import kotlinx.serialization.KSerializer
import kotlinx.serialization.json.JsonObject
import kotlinx.serialization.json.buildJsonObject
import moe.nea.firmament.Firmament
import moe.nea.firmament.gui.config.storage.ConfigStorageClass
import moe.nea.firmament.gui.config.storage.FirmamentConfigLoader
import moe.nea.firmament.util.SBData
sealed class IDataHolder<T> {
fun markDirty() {
FirmamentConfigLoader.markDirty(this)
}
init {
require(this.javaClass.getAnnotation(Config::class.java) != null)
}
abstract fun keys(): Collection<T>
abstract fun saveTo(key: T): JsonObject
abstract fun loadFrom(key: T, jsonObject: JsonObject)
abstract fun clear()
abstract val storageClass: ConfigStorageClass
}
open class ProfileKeyedConfig<T>(
val prefix: String,
val serializer: KSerializer<T>,
val default: () -> T,
) : IDataHolder<UUID>() {
override val storageClass: ConfigStorageClass
get() = ConfigStorageClass.PROFILE
private var _data: MutableMap<UUID, T>? = null
val data
get() = _data!!.let { map ->
map[SBData.profileIdOrNil]
?: default().also { map[SBData.profileIdOrNil] = it }
} ?: error("Config $this not loaded — forgot to register?")
override fun keys(): Collection<UUID> {
return _data!!.keys
}
override fun saveTo(key: UUID): JsonObject {
val d = _data!!
return buildJsonObject {
put(prefix, Firmament.json.encodeToJsonElement(serializer, d[key] ?: return@buildJsonObject))
}
}
override fun loadFrom(key: UUID, jsonObject: JsonObject) {
(_data ?: mutableMapOf<UUID, T>().also { _data = it })[key] =
jsonObject[prefix]
?.let {
Firmament.json.decodeFromJsonElement(serializer, it)
} ?: default()
}
override fun clear() {
_data = null
}
}
abstract class GenericConfig<T>(
val prefix: String,
val serializer: KSerializer<T>,
val default: () -> T,
) : IDataHolder<Unit>() {
private var _data: T? = null
val data get() = _data ?: error("Config $this not loaded — forgot to register?")
override fun keys(): Collection<Unit> {
return listOf(Unit)
}
open fun onLoad() {
}
override fun saveTo(key: Unit): JsonObject {
return buildJsonObject {
put(prefix, Firmament.json.encodeToJsonElement(serializer, data))
}
}
override fun loadFrom(key: Unit, jsonObject: JsonObject) {
_data = jsonObject[prefix]?.let { Firmament.json.decodeFromJsonElement(serializer, it) } ?: default()
onLoad()
}
override fun clear() {
_data = null
}
}
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