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78 changes: 78 additions & 0 deletions
78
...monMain/kotlin/dev/inmo/tgbotapi/utils/serializers/CustomizableDeserializationStrategy.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| package dev.inmo.tgbotapi.utils.serializers | ||
|
|
||
| import dev.inmo.tgbotapi.types.update.RawUpdate | ||
| import dev.inmo.tgbotapi.types.update.abstracts.Update | ||
| import dev.inmo.tgbotapi.types.update.abstracts.UpdateDeserializationStrategy.deserialize | ||
| import kotlinx.serialization.DeserializationStrategy | ||
| import kotlinx.serialization.descriptors.SerialDescriptor | ||
| import kotlinx.serialization.encoding.Decoder | ||
| import kotlinx.serialization.json.JsonDecoder | ||
| import kotlinx.serialization.json.JsonElement | ||
|
|
||
| interface CustomizableDeserializationStrategy<T> : DeserializationStrategy<T> { | ||
| fun interface JsonDeserializerStrategy<T> { | ||
| fun deserializeOrNull(json: JsonElement): T? | ||
| } | ||
| /** | ||
| * Contains [JsonDeserializerStrategy] which will be used in [deserialize] method when standard | ||
| * [RawUpdate] serializer will be unable to create [RawUpdate] (and [Update] as well) | ||
| */ | ||
| val customDeserializationStrategies: Set<JsonDeserializerStrategy<T>> | ||
|
|
||
| /** | ||
| * Adding [deserializationStrategy] into [customDeserializationStrategies] for using in case of unknown update | ||
| */ | ||
| fun addUpdateDeserializationStrategy( | ||
| deserializationStrategy: JsonDeserializerStrategy<T> | ||
| ): Boolean | ||
|
|
||
| /** | ||
| * Removing [deserializationStrategy] from [customDeserializationStrategies] | ||
| */ | ||
| fun removeUpdateDeserializationStrategy( | ||
| deserializationStrategy: JsonDeserializerStrategy<T> | ||
| ): Boolean | ||
| } | ||
|
|
||
| open class CallbackCustomizableDeserializationStrategy<T>( | ||
| override val descriptor: SerialDescriptor, | ||
| private val defaultDeserializeCallback: (decoder: Decoder, jsonElement: JsonElement?) -> T, | ||
| private val fallbackDeserialization: (initialException: Throwable, decoder: Decoder, jsonElement: JsonElement?) -> T = { initialException, _, _ -> throw initialException } | ||
| ) : CustomizableDeserializationStrategy<T> { | ||
| protected val _customDeserializationStrategies = LinkedHashSet<CustomizableDeserializationStrategy.JsonDeserializerStrategy<T>>() | ||
|
|
||
| /** | ||
| * Contains [JsonDeserializerStrategy] which will be used in [deserialize] method when standard | ||
| * [RawUpdate] serializer will be unable to create [RawUpdate] (and [Update] as well) | ||
| */ | ||
| override val customDeserializationStrategies: Set<CustomizableDeserializationStrategy.JsonDeserializerStrategy<T>> | ||
| get() = _customDeserializationStrategies.toSet() | ||
|
|
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| override fun deserialize(decoder: Decoder): T { | ||
| val jsonDecoder = decoder as? JsonDecoder | ||
| val jsonElement = jsonDecoder ?.decodeJsonElement() | ||
| return runCatching { | ||
| defaultDeserializeCallback(decoder, jsonElement) | ||
| }.onFailure { | ||
| return (jsonElement ?.let { | ||
| customDeserializationStrategies.firstNotNullOfOrNull { | ||
| it.deserializeOrNull(jsonElement) | ||
| } | ||
| }) ?: fallbackDeserialization(it, decoder, jsonElement) | ||
| }.getOrThrow() | ||
| } | ||
|
|
||
| /** | ||
| * Adding [deserializationStrategy] into [customDeserializationStrategies] for using in case of unknown update | ||
| */ | ||
| override fun addUpdateDeserializationStrategy( | ||
| deserializationStrategy: CustomizableDeserializationStrategy.JsonDeserializerStrategy<T> | ||
| ): Boolean = _customDeserializationStrategies.add(deserializationStrategy) | ||
|
|
||
| /** | ||
| * Removing [deserializationStrategy] from [customDeserializationStrategies] | ||
| */ | ||
| override fun removeUpdateDeserializationStrategy( | ||
| deserializationStrategy: CustomizableDeserializationStrategy.JsonDeserializerStrategy<T> | ||
| ): Boolean = _customDeserializationStrategies.remove(deserializationStrategy) | ||
| } |
74 changes: 74 additions & 0 deletions
74
...ommonMain/kotlin/dev/inmo/tgbotapi/utils/serializers/CustomizableSerializationStrategy.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| package dev.inmo.tgbotapi.utils.serializers | ||
|
|
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| import dev.inmo.tgbotapi.types.update.RawUpdate | ||
| import dev.inmo.tgbotapi.types.update.abstracts.Update | ||
| import dev.inmo.tgbotapi.types.update.abstracts.UpdateDeserializationStrategy.deserialize | ||
| import kotlinx.serialization.SerializationStrategy | ||
| import kotlinx.serialization.descriptors.SerialDescriptor | ||
| import kotlinx.serialization.encoding.Decoder | ||
| import kotlinx.serialization.encoding.Encoder | ||
| import kotlinx.serialization.json.JsonElement | ||
|
|
||
| interface CustomizableSerializationStrategy<T> : SerializationStrategy<T> { | ||
| fun interface CustomSerializerStrategy<T> { | ||
| fun optionallySerialize(encoder: Encoder, value: T): Boolean | ||
| } | ||
| /** | ||
| * Contains [CustomSerializerStrategy] which will be used in [Serialize] method when standard | ||
| * [RawUpdate] serializer will be unable to create [RawUpdate] (and [Update] as well) | ||
| */ | ||
| val customSerializationStrategies: Set<CustomSerializerStrategy<T>> | ||
|
|
||
| /** | ||
| * Adding [deserializationStrategy] into [customSerializationStrategies] for using in case of unknown update | ||
| */ | ||
| fun addUpdateSerializationStrategy( | ||
| deserializationStrategy: CustomSerializerStrategy<T> | ||
| ): Boolean | ||
|
|
||
| /** | ||
| * Removing [deserializationStrategy] from [customSerializationStrategies] | ||
| */ | ||
| fun removeUpdateSerializationStrategy( | ||
| deserializationStrategy: CustomSerializerStrategy<T> | ||
| ): Boolean | ||
| } | ||
|
|
||
| open class CallbackCustomizableSerializationStrategy<T>( | ||
| override val descriptor: SerialDescriptor, | ||
| private val defaultSerializeCallback: (encoder: Encoder, value: T) -> Unit, | ||
| private val fallbackSerialization: (initialException: Throwable, encoder: Encoder, value: T) -> T = { initialException, _, _ -> throw initialException } | ||
| ) : CustomizableSerializationStrategy<T> { | ||
| protected val _customSerializationStrategies = LinkedHashSet<CustomizableSerializationStrategy.CustomSerializerStrategy<T>>() | ||
|
|
||
| /** | ||
| * Contains [JsonSerializerStrategy] which will be used in [deserialize] method when standard | ||
| * [RawUpdate] serializer will be unable to create [RawUpdate] (and [Update] as well) | ||
| */ | ||
| override val customSerializationStrategies: Set<CustomizableSerializationStrategy.CustomSerializerStrategy<T>> | ||
| get() = _customSerializationStrategies.toSet() | ||
|
|
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| override fun serialize(encoder: Encoder, value: T) { | ||
| runCatching { | ||
| defaultSerializeCallback(encoder, value) | ||
| }.onFailure { | ||
| customSerializationStrategies.firstOrNull() { | ||
| it.optionallySerialize(encoder, value) | ||
| } ?: fallbackSerialization(it, encoder, value) | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Adding [deserializationStrategy] into [customSerializationStrategies] for using in case of unknown update | ||
| */ | ||
| override fun addUpdateSerializationStrategy( | ||
| deserializationStrategy: CustomizableSerializationStrategy.CustomSerializerStrategy<T> | ||
| ): Boolean = _customSerializationStrategies.add(deserializationStrategy) | ||
|
|
||
| /** | ||
| * Removing [deserializationStrategy] from [customSerializationStrategies] | ||
| */ | ||
| override fun removeUpdateSerializationStrategy( | ||
| deserializationStrategy: CustomizableSerializationStrategy.CustomSerializerStrategy<T> | ||
| ): Boolean = _customSerializationStrategies.remove(deserializationStrategy) | ||
| } |
27 changes: 27 additions & 0 deletions
27
....core/src/commonMain/kotlin/dev/inmo/tgbotapi/utils/serializers/CustomizableSerializer.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package dev.inmo.tgbotapi.utils.serializers | ||
|
|
||
| import dev.inmo.tgbotapi.types.update.RawUpdate | ||
| import dev.inmo.tgbotapi.types.update.abstracts.Update | ||
| import dev.inmo.tgbotapi.types.update.abstracts.UpdateDeserializationStrategy.deserialize | ||
| import kotlinx.serialization.DeserializationStrategy | ||
| import kotlinx.serialization.KSerializer | ||
| import kotlinx.serialization.Serializer | ||
| import kotlinx.serialization.descriptors.SerialDescriptor | ||
| import kotlinx.serialization.encoding.Decoder | ||
| import kotlinx.serialization.encoding.Encoder | ||
| import kotlinx.serialization.json.JsonDecoder | ||
| import kotlinx.serialization.json.JsonElement | ||
|
|
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| interface CustomizableSerializer<T> : KSerializer<T>, CustomizableSerializationStrategy<T>, CustomizableDeserializationStrategy<T> { | ||
| } | ||
|
|
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| open class CallbacksCustomizableDeserializationStrategy<T>( | ||
| override val descriptor: SerialDescriptor, | ||
| defaultDeserializeCallback: (decoder: Decoder, jsonElement: JsonElement?) -> T, | ||
| defaultSerializeCallback: (encoder: Encoder, value: T) -> Unit, | ||
| fallbackDeserialization: (initialException: Throwable, decoder: Decoder, jsonElement: JsonElement?) -> T = { initialException, _, _ -> throw initialException }, | ||
| fallbackSerialization: (initialException: Throwable, encoder: Encoder, value: T) -> T = { initialException, _, _ -> throw initialException } | ||
| ) : CustomizableSerializer<T>, | ||
| CustomizableSerializationStrategy<T> by CallbackCustomizableSerializationStrategy(descriptor, defaultSerializeCallback, fallbackSerialization), | ||
| CustomizableDeserializationStrategy<T> by CallbackCustomizableDeserializationStrategy(descriptor, defaultDeserializeCallback, fallbackDeserialization){ | ||
| } |