oneof_class.mustache

{{^multiplatform}}
{{#gson}}
{{#generateOneOfAnyOfWrappers}}
import com.google.gson.Gson
import com.google.gson.JsonElement
import com.google.gson.TypeAdapter
import com.google.gson.TypeAdapterFactory
import com.google.gson.reflect.TypeToken
import com.google.gson.stream.JsonReader
import com.google.gson.stream.JsonWriter
import com.google.gson.annotations.JsonAdapter
{{/generateOneOfAnyOfWrappers}}
import com.google.gson.annotations.SerializedName
{{/gson}}
{{#moshi}}
import com.squareup.moshi.Json
import com.squareup.moshi.JsonClass
{{/moshi}}
{{#jackson}}
{{#enumUnknownDefaultCase}}
import com.fasterxml.jackson.annotation.JsonEnumDefaultValue
{{/enumUnknownDefaultCase}}
import com.fasterxml.jackson.annotation.JsonProperty
{{#discriminator}}
import com.fasterxml.jackson.annotation.JsonSubTypes
import com.fasterxml.jackson.annotation.JsonTypeInfo
{{/discriminator}}
{{/jackson}}
{{#kotlinx_serialization}}
import {{#serializableModel}}kotlinx.serialization.Serializable as KSerializable{{/serializableModel}}{{^serializableModel}}kotlinx.serialization.Serializable{{/serializableModel}}
import kotlinx.serialization.SerialName
import kotlinx.serialization.Contextual
{{#enumUnknownDefaultCase}}
import kotlinx.serialization.KSerializer
import kotlinx.serialization.Serializer
import kotlinx.serialization.builtins.serializer
import kotlinx.serialization.encoding.Decoder
import kotlinx.serialization.encoding.Encoder
{{/enumUnknownDefaultCase}}
{{#hasEnums}}
{{/hasEnums}}
{{/kotlinx_serialization}}
{{#parcelizeModels}}
import android.os.Parcelable
import kotlinx.parcelize.Parcelize
{{/parcelizeModels}}
{{/multiplatform}}
{{#multiplatform}}
import kotlinx.serialization.*
import kotlinx.serialization.descriptors.*
import kotlinx.serialization.encoding.*
{{/multiplatform}}
{{#serializableModel}}
import java.io.Serializable
{{/serializableModel}}
{{#generateRoomModels}}
import {{roomModelPackage}}.{{classname}}RoomModel
import {{packageName}}.infrastructure.ITransformForStorage
{{/generateRoomModels}}
import java.io.IOException

/**
 * {{{description}}}
 *
 */
{{#parcelizeModels}}
@Parcelize
{{/parcelizeModels}}
{{#multiplatform}}{{^discriminator}}@Serializable{{/discriminator}}{{/multiplatform}}{{#kotlinx_serialization}}{{#serializableModel}}@KSerializable{{/serializableModel}}{{^serializableModel}}{{^multiplatform}}@Serializable{{/multiplatform}}{{/serializableModel}}{{/kotlinx_serialization}}{{#moshi}}{{#moshiCodeGen}}@JsonClass(generateAdapter = true){{/moshiCodeGen}}{{/moshi}}{{#jackson}}{{#discriminator}}{{>typeInfoAnnotation}}{{/discriminator}}{{/jackson}}
{{#isDeprecated}}
@Deprecated(message = "This schema is deprecated.")
{{/isDeprecated}}
{{>additionalModelTypeAnnotations}}

{{#nonPublicApi}}internal {{/nonPublicApi}}{{^nonPublicApi}}{{#explicitApi}}public {{/explicitApi}}{{/nonPublicApi}}data class {{classname}}(var actualInstance: Any? = null) {

    {{^nonPublicApi}}{{#explicitApi}}public {{/explicitApi}}{{/nonPublicApi}}class CustomTypeAdapterFactory : TypeAdapterFactory {
        override fun <T> create(gson: Gson, type: TypeToken<T>): TypeAdapter<T>? {
            if (!{{classname}}::class.java.isAssignableFrom(type.rawType)) {
                return null // this class only serializes '{{classname}}' and its subtypes
            }
            val elementAdapter = gson.getAdapter(JsonElement::class.java)
            {{#composedSchemas}}
            {{#oneOf}}
            {{^isArray}}
            {{^vendorExtensions.x-duplicated-data-type}}
            val adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}} = gson.getDelegateAdapter(this, TypeToken.get({{{dataType}}}::class.java))
            {{/vendorExtensions.x-duplicated-data-type}}
            {{/isArray}}
            {{#isArray}}
            @Suppress("UNCHECKED_CAST")
            val adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}} = gson.getDelegateAdapter(this, TypeToken.get(object : TypeToken<{{{dataType}}}>() {}.type)) as TypeAdapter<{{{dataType}}}>
            {{/isArray}}
            {{/oneOf}}
            {{/composedSchemas}}

            @Suppress("UNCHECKED_CAST")
            return object : TypeAdapter<{{classname}}?>() {
                @Throws(IOException::class)
                override fun write(out: JsonWriter,value: {{classname}}?) {
                    if (value?.actualInstance == null) {
                        elementAdapter.write(out, null)
                        return
                    }

                    {{#composedSchemas}}
                    {{#oneOf}}
                    {{^vendorExtensions.x-duplicated-data-type}}
                    // check if the actual instance is of the type `{{{dataType}}}`
                    if (value.actualInstance is {{#isArray}}List<*>{{/isArray}}{{^isArray}}{{{dataType}}}{{/isArray}}) {
                    {{#isArray}}
                        val list = value.actualInstance as List<Any>
                        if (!list.isEmpty() && list.get(0) is {{{items.dataType}}}) {
                            val array = adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}}.toJsonTree(value.actualInstance as {{{dataType}}}?).getAsJsonArray()
                            elementAdapter.write(out, array)
                            return
                        }
                    {{/isArray}}
                    {{^isArray}}
                    {{#isPrimitiveType}}
                        val primitive = adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}}.toJsonTree(value.actualInstance as {{{dataType}}}?).getAsJsonPrimitive()
                        elementAdapter.write(out, primitive)
                        return
                    {{/isPrimitiveType}}
                    {{^isPrimitiveType}}
                        val element = adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}}.toJsonTree(value.actualInstance as {{{dataType}}}?)
                        elementAdapter.write(out, element)
                        return
                    {{/isPrimitiveType}}
                    {{/isArray}}
                    }
                    {{/vendorExtensions.x-duplicated-data-type}}
                    {{/oneOf}}
                    {{/composedSchemas}}
                    throw IOException("Failed to serialize as the type doesn't match oneOf schemas: {{#oneOf}}{{{.}}}{{^-last}}, {{/-last}}{{/oneOf}}")
                }

                @Throws(IOException::class)
                override fun read(jsonReader: JsonReader): {{classname}} {
                    val jsonElement = elementAdapter.read(jsonReader)
                    var match = 0
                    val errorMessages = ArrayList<String>()
                    var actualAdapter: TypeAdapter<*> = elementAdapter

                    {{#composedSchemas}}
                    {{#oneOf}}
                    {{^vendorExtensions.x-duplicated-data-type}}
                    {{^hasVars}}
                    // deserialize {{{dataType}}}
                    try {
                        // validate the JSON object to see if any exception is thrown
                    {{^isArray}}
                    {{#isNumber}}
                        require(jsonElement.getAsJsonPrimitive().isNumber()) {
                            String.format("Expected json element to be of type Number in the JSON string but got `%s`", jsonElement.toString())
                        }
                        actualAdapter = adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}}
                    {{/isNumber}}
                    {{^isNumber}}
                    {{#isPrimitiveType}}
                        require(jsonElement.getAsJsonPrimitive().is{{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}}()) {
                            String.format("Expected json element to be of type {{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}} in the JSON string but got `%s`", jsonElement.toString())
                        }
                        actualAdapter = adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}}
                    {{/isPrimitiveType}}
                    {{/isNumber}}
                    {{^isNumber}}
                    {{^isPrimitiveType}}
                        {{{dataType}}}.validateJsonElement(jsonElement)
                        actualAdapter = adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}}
                    {{/isPrimitiveType}}
                    {{/isNumber}}
                    {{/isArray}}
                    {{#isArray}}
                        require(jsonElement.isJsonArray) {
                            String.format("Expected json element to be a array type in the JSON string but got `%s`", jsonElement.toString())
                        }

                        // validate array items
                        for(element in jsonElement.getAsJsonArray()) {
                        {{#items}}
                        {{#isNumber}}
                            require(element.getAsJsonPrimitive().isNumber) {
                                String.format("Expected json element to be of type Number in the JSON string but got `%s`", jsonElement.toString())
                            }
                        {{/isNumber}}
                        {{^isNumber}}
                        {{#isPrimitiveType}}
                            require(element.getAsJsonPrimitive().is{{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}}) {
                                String.format("Expected array items to be of type {{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}} in the JSON string but got `%s`", jsonElement.toString())
                            }
                        {{/isPrimitiveType}}
                        {{/isNumber}}
                        {{^isNumber}}
                        {{^isPrimitiveType}}
                            {{{dataType}}}.validateJsonElement(element)
                        {{/isPrimitiveType}}
                        {{/isNumber}}
                        {{/items}}
                        }
                        actualAdapter = adapter{{#sanitizeGeneric}}{{{dataType}}}{{/sanitizeGeneric}}
                    {{/isArray}}
                        match++
                        //log.log(Level.FINER, "Input data matches schema '{{{dataType}}}'")
                    } catch (e: Exception) {
                        // deserialization failed, continue
                        errorMessages.add(String.format("Deserialization for {{{dataType}}} failed with `%s`.", e.message))
                        //log.log(Level.FINER, "Input data does not match schema '{{{dataType}}}'", e)
                    }
                    {{/hasVars}}
                    {{#hasVars}}
                    // deserialize {{{.}}}
                    try {
                        // validate the JSON object to see if any exception is thrown
                        {{.}}.validateJsonElement(jsonElement)
                        actualAdapter = adapter{{.}}
                        match++
                        //log.log(Level.FINER, "Input data matches schema '{{{.}}}'")
                    } catch (e: Exception) {
                        // deserialization failed, continue
                        errorMessages.add(String.format("Deserialization for {{{.}}} failed with `%s`.", e.message))
                        //log.log(Level.FINER, "Input data does not match schema '{{{.}}}'", e)
                    }
                    {{/hasVars}}
                    {{/vendorExtensions.x-duplicated-data-type}}
                    {{/oneOf}}
                    {{/composedSchemas}}

                    if (match == 1) {
                        val ret = {{classname}}()
                        ret.actualInstance = actualAdapter.fromJsonTree(jsonElement)
                        return ret
                    }

                    throw IOException(String.format("Failed deserialization for {{classname}}: %d classes match result, expected 1. Detailed failure message for oneOf schemas: %s. JSON: %s", match, errorMessages, jsonElement.toString()))
                }
            }.nullSafe() as TypeAdapter<T>
        }
    }

    {{^nonPublicApi}}{{#explicitApi}}public {{/explicitApi}}{{/nonPublicApi}}companion object {
        /**
        * Validates the JSON Element and throws an exception if issues found
        *
        * @param jsonElement JSON Element
        * @throws IOException if the JSON Element is invalid with respect to {{classname}}
        */
        @Throws(IOException::class)
        {{^nonPublicApi}}{{#explicitApi}}public {{/explicitApi}}{{/nonPublicApi}}fun validateJsonElement(jsonElement: JsonElement?) {
            requireNotNull(jsonElement) {
                "Provided json element must not be null"
            }
            var match = 0
            val errorMessages = ArrayList<String>()
            {{#composedSchemas}}
            {{#oneOf}}
            {{^vendorExtensions.x-duplicated-data-type}}
            {{^hasVars}}
            // validate the json string with {{{dataType}}}
            try {
                // validate the JSON object to see if any exception is thrown
            {{^isArray}}
            {{#isNumber}}
                require(jsonElement.getAsJsonPrimitive().isNumber()) {
                    String.format("Expected json element to be of type Number in the JSON string but got `%s`", jsonElement.toString())
                }
            {{/isNumber}}
            {{^isNumber}}
            {{#isPrimitiveType}}
                require(jsonElement.getAsJsonPrimitive().is{{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}}()) {
                    String.format("Expected json element to be of type {{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}} in the JSON string but got `%s`", jsonElement.toString())
                }
            {{/isPrimitiveType}}
            {{/isNumber}}
            {{^isNumber}}
            {{^isPrimitiveType}}
                {{{dataType}}}.validateJsonElement(jsonElement)
            {{/isPrimitiveType}}
            {{/isNumber}}
            {{/isArray}}
            {{#isArray}}
                require(jsonElement.isJsonArray) {
                    String.format("Expected json element to be a array type in the JSON string but got `%s`", jsonElement.toString())
                }

                // validate array items
                for(element in jsonElement.getAsJsonArray()) {
                {{#items}}
                {{#isNumber}}
                    require(jsonElement.getAsJsonPrimitive().isNumber) {
                        String.format("Expected json element to be of type Number in the JSON string but got `%s`", jsonElement.toString())
                    }
                {{/isNumber}}
                {{^isNumber}}
                {{#isPrimitiveType}}
                    require(element.getAsJsonPrimitive().is{{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}}) {
                        String.format("Expected array items to be of type {{#isBoolean}}Boolean{{/isBoolean}}{{#isString}}String{{/isString}}{{^isString}}{{^isBoolean}}Number{{/isBoolean}}{{/isString}} in the JSON string but got `%s`", jsonElement.toString())
                    }
                {{/isPrimitiveType}}
                {{/isNumber}}
                {{^isNumber}}
                {{^isPrimitiveType}}
                    {{{dataType}}}.validateJsonElement(element)
                {{/isPrimitiveType}}
                {{/isNumber}}
                {{/items}}
                }
            {{/isArray}}
                match++
            } catch (e: Exception) {
                // Validation failed, continue
                errorMessages.add(String.format("Validation for {{{dataType}}} failed with `%s`.", e.message))
            }
            {{/hasVars}}
            {{#hasVars}}
            // validate json string for {{{.}}}
            try {
                // validate the JSON object to see if any exception is thrown
                {{.}}.validateJsonElement(jsonElement)
                match++
            } catch (e: Exception) {
                // validation failed, continue
                errorMessages.add(String.format("Validation for {{{.}}} failed with `%s`.", e.message))
            }
            {{/hasVars}}
            {{/vendorExtensions.x-duplicated-data-type}}
            {{/oneOf}}
            {{/composedSchemas}}

            if (match != 1) {
                throw IOException(String.format("Failed validation for {{classname}}: %d classes match result, expected 1. Detailed failure message for oneOf schemas: %s. JSON: %s", match, errorMessages, jsonElement.toString()))
            }
        }
    }
}