fix(specs): built-in ops accept also int (generated)

algolia/api-clients-automation#3450

Co-authored-by: algolia-bot <[email protected]>
Co-authored-by: Kai Welke <[email protected]>
Co-authored-by: Pierre Millot <[email protected]>

client/src/commonMain/kotlin/com/algolia/client/model/search/BuiltInOperation.kt

@@ -8,13 +8,12 @@ import kotlinx.serialization.json.*
  * Update to perform on the attribute.
  *
  * @param operation
- * @param `value` Value that corresponds to the operation, for example an `Increment` or `Decrement` step, or an `Add` or `Remove` value.
+ * @param `value`
  */
 @Serializable
 public data class BuiltInOperation(
 
   @SerialName(value = "_operation") val operation: BuiltInOperationType,
 
-  /** Value that corresponds to the operation, for example an `Increment` or `Decrement` step, or an `Add` or `Remove` value. */
-  @SerialName(value = "value") val `value`: String,
+  @SerialName(value = "value") val `value`: BuiltInOperationValue,
 ) : AttributeToUpdate

client/src/commonMain/kotlin/com/algolia/client/model/search/BuiltInOperationValue.kt

@@ -0,0 +1,49 @@
+/** Code generated by OpenAPI Generator (https://openapi-generator.tech), manual changes will be lost - read more on https://github.com/algolia/api-clients-automation. DO NOT EDIT. */
+package com.algolia.client.model.search
+
+import com.algolia.client.exception.AlgoliaClientException
+import com.algolia.client.extensions.internal.*
+import kotlinx.serialization.*
+import kotlinx.serialization.builtins.*
+import kotlinx.serialization.descriptors.*
+import kotlinx.serialization.encoding.*
+import kotlinx.serialization.json.*
+import kotlin.jvm.JvmInline
+
+/**
+ * BuiltInOperationValue
+ *
+ * Implementations:
+ * - [Int] - *[BuiltInOperationValue.of]*
+ * - [String] - *[BuiltInOperationValue.of]*
+ */
+@Serializable(BuiltInOperationValueSerializer::class)
+public sealed interface BuiltInOperationValue {
+  @Serializable
+  @JvmInline
+  public value class StringValue(public val value: String) : BuiltInOperationValue
+
+  @Serializable
+  @JvmInline
+  public value class IntValue(public val value: Int) : BuiltInOperationValue
+
+  public companion object {
+
+    public fun of(value: String): BuiltInOperationValue {
+      return StringValue(value)
+    }
+    public fun of(value: Int): BuiltInOperationValue {
+      return IntValue(value)
+    }
+  }
+}
+
+internal class BuiltInOperationValueSerializer : JsonContentPolymorphicSerializer<BuiltInOperationValue>(BuiltInOperationValue::class) {
+  override fun selectDeserializer(element: JsonElement): DeserializationStrategy<BuiltInOperationValue> {
+    return when {
+      element.isString -> BuiltInOperationValue.StringValue.serializer()
+      element.isInt -> BuiltInOperationValue.IntValue.serializer()
+      else -> throw AlgoliaClientException("Failed to deserialize json element: $element")
+    }
+  }
+}