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Added legacy mongodb handler for migration
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142 changes: 142 additions & 0 deletions
142
...n/com/willfp/eco/internal/spigot/data/handlers/impl/LegacyMongoDBPersistentDataHandler.kt
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package com.willfp.eco.internal.spigot.data.handlers.impl | ||
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import com.mongodb.MongoClientSettings | ||
import com.mongodb.client.model.Filters | ||
import com.mongodb.kotlin.client.coroutine.MongoClient | ||
import com.willfp.eco.core.config.Configs | ||
import com.willfp.eco.core.config.interfaces.Config | ||
import com.willfp.eco.core.data.handlers.DataTypeSerializer | ||
import com.willfp.eco.core.data.handlers.PersistentDataHandler | ||
import com.willfp.eco.core.data.keys.PersistentDataKey | ||
import com.willfp.eco.core.data.keys.PersistentDataKeyType | ||
import com.willfp.eco.internal.spigot.EcoSpigotPlugin | ||
import com.willfp.eco.internal.spigot.data.handlers.PersistentDataHandlerFactory | ||
import kotlinx.coroutines.flow.firstOrNull | ||
import kotlinx.coroutines.flow.toList | ||
import kotlinx.coroutines.runBlocking | ||
import org.bson.BsonArray | ||
import org.bson.BsonBoolean | ||
import org.bson.BsonDecimal128 | ||
import org.bson.BsonDocument | ||
import org.bson.BsonDouble | ||
import org.bson.BsonInt32 | ||
import org.bson.BsonString | ||
import org.bson.BsonValue | ||
import org.bson.codecs.configuration.CodecRegistries | ||
import org.bson.codecs.pojo.PojoCodecProvider | ||
import java.math.BigDecimal | ||
import java.util.UUID | ||
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class LegacyMongoDBPersistentDataHandler( | ||
config: Config | ||
) : PersistentDataHandler("legacy_mongodb") { | ||
private val codecRegistry = CodecRegistries.fromRegistries( | ||
MongoClientSettings.getDefaultCodecRegistry(), | ||
CodecRegistries.fromProviders(PojoCodecProvider.builder().automatic(true).build()) | ||
) | ||
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private val client = MongoClient.create(config.getString("url")) | ||
private val database = client.getDatabase(config.getString("database")) | ||
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private val collection = database.getCollection<BsonDocument>("uuidprofile") | ||
.withCodecRegistry(codecRegistry) | ||
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init { | ||
PersistentDataKeyType.STRING.registerSerializer(this, object : LegacyMongoSerializer<String>() { | ||
override fun deserialize(value: BsonValue): String { | ||
return value.asString().value | ||
} | ||
}) | ||
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PersistentDataKeyType.BOOLEAN.registerSerializer(this, object : LegacyMongoSerializer<Boolean>() { | ||
override fun deserialize(value: BsonValue): Boolean { | ||
return value.asBoolean().value | ||
} | ||
}) | ||
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PersistentDataKeyType.INT.registerSerializer(this, object : LegacyMongoSerializer<Int>() { | ||
override fun deserialize(value: BsonValue): Int { | ||
return value.asInt32().value | ||
} | ||
}) | ||
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PersistentDataKeyType.DOUBLE.registerSerializer(this, object : LegacyMongoSerializer<Double>() { | ||
override fun deserialize(value: BsonValue): Double { | ||
return value.asDouble().value | ||
} | ||
}) | ||
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PersistentDataKeyType.STRING_LIST.registerSerializer(this, object : LegacyMongoSerializer<List<String>>() { | ||
override fun deserialize(value: BsonValue): List<String> { | ||
return value.asArray().values.map { it.asString().value } | ||
} | ||
}) | ||
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PersistentDataKeyType.BIG_DECIMAL.registerSerializer(this, object : LegacyMongoSerializer<BigDecimal>() { | ||
override fun deserialize(value: BsonValue): BigDecimal { | ||
return value.asDecimal128().value.bigDecimalValue() | ||
} | ||
}) | ||
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PersistentDataKeyType.CONFIG.registerSerializer(this, object : LegacyMongoSerializer<Config>() { | ||
private fun deserializeConfigValue(value: BsonValue): Any { | ||
return when (value) { | ||
is BsonString -> value.value | ||
is BsonInt32 -> value.value | ||
is BsonDouble -> value.value | ||
is BsonBoolean -> value.value | ||
is BsonDecimal128 -> value.value.bigDecimalValue() | ||
is BsonArray -> value.values.map { deserializeConfigValue(it) } | ||
is BsonDocument -> value.mapValues { (_, v) -> deserializeConfigValue(v) } | ||
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else -> throw IllegalArgumentException("Could not deserialize config value type ${value::class.simpleName}") | ||
} | ||
} | ||
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override fun deserialize(value: BsonValue): Config { | ||
@Suppress("UNCHECKED_CAST") | ||
return Configs.fromMap(deserializeConfigValue(value.asDocument()) as Map<String, Any>) | ||
} | ||
}) | ||
} | ||
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override fun getSavedUUIDs(): Set<UUID> { | ||
return runBlocking { | ||
collection.find().toList().map { | ||
UUID.fromString(it.getString("_id").value) | ||
}.toSet() | ||
} | ||
} | ||
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private abstract inner class LegacyMongoSerializer<T : Any> : DataTypeSerializer<T>() { | ||
override fun readAsync(uuid: UUID, key: PersistentDataKey<T>): T? { | ||
return runBlocking { | ||
val filter = Filters.eq("_id", uuid.toString()) | ||
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val profile = collection.find(filter) | ||
.firstOrNull() ?: return@runBlocking null | ||
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val dataMap = profile.getDocument("data") | ||
val value = dataMap[key.key.toString()] ?: return@runBlocking null | ||
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try { | ||
return@runBlocking deserialize(value) | ||
} catch (e: Exception) { | ||
null | ||
} | ||
} | ||
} | ||
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override fun writeAsync(uuid: UUID, key: PersistentDataKey<T>, value: T) { | ||
throw UnsupportedOperationException("Legacy Mongo does not support writing") | ||
} | ||
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protected abstract fun deserialize(value: BsonValue): T | ||
} | ||
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object Factory: PersistentDataHandlerFactory("legacy_mongo") { | ||
override fun create(plugin: EcoSpigotPlugin): PersistentDataHandler { | ||
return LegacyMongoDBPersistentDataHandler(plugin.configYml.getSubsection("mongodb")) | ||
} | ||
} | ||
} |
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