feat(model-api): serializer for ConceptReference

Author: slisson

model-api/src/commonMain/kotlin/org/modelix/model/api/ConceptReference.kt

@@ -13,8 +13,16 @@
  */
 package org.modelix.model.api
 
+import kotlinx.serialization.KSerializer
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.descriptors.PrimitiveKind
+import kotlinx.serialization.descriptors.PrimitiveSerialDescriptor
+import kotlinx.serialization.descriptors.SerialDescriptor
+import kotlinx.serialization.encoding.Decoder
+import kotlinx.serialization.encoding.Encoder
 import org.modelix.model.area.IArea
 
+@Serializable(with = ConceptReferenceKSerializer::class)
 data class ConceptReference(val uid: String) : IConceptReference {
     @Deprecated("use ILanguageRepository.resolveConcept")
     override fun resolve(area: IArea?): IConcept? {
@@ -34,3 +42,16 @@ data class ConceptReference(val uid: String) : IConceptReference {
         return uid
     }
 }
+
+class ConceptReferenceKSerializer : KSerializer<ConceptReference> {
+    override fun deserialize(decoder: Decoder): ConceptReference {
+        val serialized = decoder.decodeString()
+        return ConceptReference(serialized)
+    }
+
+    override val descriptor: SerialDescriptor = PrimitiveSerialDescriptor("modelix.ConceptReference", PrimitiveKind.STRING)
+
+    override fun serialize(encoder: Encoder, value: ConceptReference) {
+        encoder.encodeString(value.uid)
+    }
+}

model-api/src/commonMain/kotlin/org/modelix/model/api/IConceptReference.kt

@@ -18,6 +18,7 @@ import org.modelix.model.area.IArea
 /**
  * Reference to an [IConcept].
  */
+@Deprecated("use ConceptReference")
 interface IConceptReference {
     companion object {
         private var deserializers: Map<Any, ((String) -> IConceptReference?)> = LinkedHashMap()