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https://github.com/InsanusMokrassar/TelegramBotAPI.git
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add customizing of UpdateDeserializationStrategy
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@ -5,6 +5,7 @@ import dev.inmo.tgbotapi.types.UpdateId
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import dev.inmo.tgbotapi.types.update.RawUpdate
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import dev.inmo.tgbotapi.types.updateIdField
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import dev.inmo.tgbotapi.utils.RiskFeature
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import dev.inmo.tgbotapi.utils.decodeDataAndJson
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import dev.inmo.tgbotapi.utils.nonstrictJsonFormat
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import kotlinx.serialization.*
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import kotlinx.serialization.descriptors.SerialDescriptor
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@ -47,6 +48,18 @@ object UpdateSerializerWithoutSerialization : KSerializer<Update> {
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* @see kotlinx.serialization.json.Json.parse
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*/
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object UpdateDeserializationStrategy : DeserializationStrategy<Update> {
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private val _customDeserializationStrategies = LinkedHashSet<JsonDeserializerStrategy>()
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/**
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* Contains [JsonDeserializerStrategy] which will be used in [deserialize] method when standard
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* [RawUpdate] serializer will be unable to create [RawUpdate] (and [Update] as well)
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*/
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val customDeserializationStrategies: Set<JsonDeserializerStrategy>
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get() = _customDeserializationStrategies.toSet()
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fun interface JsonDeserializerStrategy {
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fun deserializeOrNull(json: JsonElement): Update?
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}
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override val descriptor: SerialDescriptor = JsonElement.serializer().descriptor
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override fun deserialize(decoder: Decoder): Update {
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@ -59,11 +72,27 @@ object UpdateDeserializationStrategy : DeserializationStrategy<Update> {
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asJson
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)
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}.getOrElse {
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UnknownUpdate(
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customDeserializationStrategies.firstNotNullOfOrNull {
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it.deserializeOrNull(asJson)
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} ?: UnknownUpdate(
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UpdateId((asJson as? JsonObject) ?.get(updateIdField) ?.jsonPrimitive ?.longOrNull ?: -1L),
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asJson,
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it
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)
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}
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}
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/**
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* Adding [deserializationStrategy] into [customDeserializationStrategies] for using in case of unknown update
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*/
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fun addUpdateDeserializationStrategy(
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deserializationStrategy: JsonDeserializerStrategy
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) = _customDeserializationStrategies.add(deserializationStrategy)
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/**
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* Removing [deserializationStrategy] from [customDeserializationStrategies]
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*/
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fun removeUpdateDeserializationStrategy(
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deserializationStrategy: JsonDeserializerStrategy
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) = _customDeserializationStrategies.remove(deserializationStrategy)
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}
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