feat: constraints (#409)

json-schema/src/main/kotlin/io/bkbn/kompendium/json/schema/definition/ArrayDefinition.kt

@@ -7,6 +7,11 @@ data class ArrayDefinition(
   val items: JsonSchema,
   override val deprecated: Boolean? = null,
   override val description: String? = null,
+
+  // Constraints
+  val maxItems: Int? = null,
+  val minItems: Int? = null,
+  val uniqueItems: Boolean? = null,
 ) : JsonSchema {
   val type: String = "array"
 }

json-schema/src/main/kotlin/io/bkbn/kompendium/json/schema/definition/TypeDefinition.kt

@@ -1,5 +1,6 @@
 package io.bkbn.kompendium.json.schema.definition
 
+import io.bkbn.kompendium.json.schema.util.Serializers
 import kotlinx.serialization.Contextual
 import kotlinx.serialization.Serializable
 
@@ -12,6 +13,30 @@ data class TypeDefinition(
   @Contextual val default: Any? = null,
   override val deprecated: Boolean? = null,
   override val description: String? = null,
+  // Constraints
+
+  // Number
+  @Serializable(with = Serializers.Number::class)
+  val multipleOf: Number? = null,
+  @Serializable(with = Serializers.Number::class)
+  val maximum: Number? = null,
+  @Serializable(with = Serializers.Number::class)
+  val exclusiveMaximum: Number? = null,
+  @Serializable(with = Serializers.Number::class)
+  val minimum: Number? = null,
+  @Serializable(with = Serializers.Number::class)
+  val exclusiveMinimum: Number? = null,
+
+  // String
+  val maxLength: Int? = null,
+  val minLength: Int? = null,
+  val pattern: String? = null,
+  val contentEncoding: String? = null,
+  val contentMediaType: String? = null,
+
+  // Object
+  val maxProperties: Int? = null,
+  val minProperties: Int? = null,
 ) : JsonSchema {
 
   fun withDefault(default: Any): TypeDefinition = this.copy(default = default)

json-schema/src/main/kotlin/io/bkbn/kompendium/json/schema/handler/SimpleObjectHandler.kt

@@ -169,12 +169,33 @@ object SimpleObjectHandler {
 
   private fun PropertyEnrichment.applyToSchema(schema: JsonSchema): JsonSchema = when (schema) {
     is AnyOfDefinition -> schema.copy(deprecated = deprecated, description = description)
-    is ArrayDefinition -> schema.copy(deprecated = deprecated, description = description)
+    is ArrayDefinition -> schema.copy(
+      deprecated = deprecated,
+      description = description,
+      minItems = minItems,
+      maxItems = maxItems,
+      uniqueItems = uniqueItems,
+    )
     is EnumDefinition -> schema.copy(deprecated = deprecated, description = description)
     is MapDefinition -> schema.copy(deprecated = deprecated, description = description)
     is NullableDefinition -> schema.copy(deprecated = deprecated, description = description)
     is OneOfDefinition -> schema.copy(deprecated = deprecated, description = description)
     is ReferenceDefinition -> schema.copy(deprecated = deprecated, description = description)
-    is TypeDefinition -> schema.copy(deprecated = deprecated, description = description)
+    is TypeDefinition -> schema.copy(
+      deprecated = deprecated,
+      description = description,
+      multipleOf = multipleOf,
+      maximum = maximum,
+      exclusiveMaximum = exclusiveMaximum,
+      minimum = minimum,
+      exclusiveMinimum = exclusiveMinimum,
+      maxLength = maxLength,
+      minLength = minLength,
+      pattern = pattern,
+      contentEncoding = contentEncoding,
+      contentMediaType = contentMediaType,
+      maxProperties = maxProperties,
+      minProperties = minProperties,
+    )
   }
 }

json-schema/src/main/kotlin/io/bkbn/kompendium/json/schema/util/Serializers.kt

@@ -0,0 +1,43 @@
+package io.bkbn.kompendium.json.schema.util
+
+import kotlinx.serialization.KSerializer
+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 java.util.UUID
+import kotlin.Number as KNumber
+
+object Serializers {
+
+  object Uuid : KSerializer<UUID> {
+    override val descriptor = PrimitiveSerialDescriptor("UUID", PrimitiveKind.STRING)
+
+    override fun deserialize(decoder: Decoder): UUID {
+      return UUID.fromString(decoder.decodeString())
+    }
+
+    override fun serialize(encoder: Encoder, value: UUID) {
+      encoder.encodeString(value.toString())
+    }
+  }
+
+  object Number : KSerializer<KNumber> {
+    override val descriptor: SerialDescriptor = PrimitiveSerialDescriptor("Number", PrimitiveKind.STRING)
+
+    override fun deserialize(decoder: Decoder): KNumber {
+      TODO("Not yet implemented")
+    }
+
+    override fun serialize(encoder: Encoder, value: KNumber) {
+      when (value) {
+        is Int -> encoder.encodeInt(value)
+        is Long -> encoder.encodeLong(value)
+        is Double -> encoder.encodeDouble(value)
+        is Float -> encoder.encodeFloat(value)
+        else -> throw IllegalArgumentException("Number is not a valid type")
+      }
+    }
+  }
+}