update ktor multiplatform serialization issue

update ktor multiplatform serialization issue

Author: Marek00Malik

modules/openapi-generator/src/main/resources/kotlin-client/libraries/multiplatform/infrastructure/ApiClient.kt.mustache

@@ -12,6 +12,7 @@ import io.ktor.client.request.parameter
 import io.ktor.client.statement.HttpResponse
 import io.ktor.serialization.kotlinx.json.json
 import io.ktor.http.*
+import io.ktor.http.ContentType.Application
 import io.ktor.http.content.PartData
 import kotlin.Unit
 import kotlinx.serialization.json.Json
@@ -154,6 +155,7 @@ import {{packageName}}.auth.*
             this.method = requestConfig.method.httpMethod
             headers.filter { header -> !UNSAFE_HEADERS.contains(header.key) }.forEach { header -> this.header(header.key, header.value) }
             if (requestConfig.method in listOf(RequestMethod.PUT, RequestMethod.POST, RequestMethod.PATCH)) {
+                this.contentType(Application.Json)
                 this.setBody(body)
             }
         }

samples/client/petstore/kotlin-array-simple-string-multiplatform/src/main/kotlin/org/openapitools/client/infrastructure/ApiClient.kt

@@ -12,6 +12,7 @@ import io.ktor.client.request.parameter
 import io.ktor.client.statement.HttpResponse
 import io.ktor.serialization.kotlinx.json.json
 import io.ktor.http.*
+import io.ktor.http.ContentType.Application
 import io.ktor.http.content.PartData
 import kotlin.Unit
 import kotlinx.serialization.json.Json
@@ -143,6 +144,7 @@ open class ApiClient(
             this.method = requestConfig.method.httpMethod
             headers.filter { header -> !UNSAFE_HEADERS.contains(header.key) }.forEach { header -> this.header(header.key, header.value) }
             if (requestConfig.method in listOf(RequestMethod.PUT, RequestMethod.POST, RequestMethod.PATCH)) {
+                this.contentType(Application.Json)
                 this.setBody(body)
             }
         }

samples/client/petstore/kotlin-bigdecimal-default-multiplatform/src/main/kotlin/org/openapitools/client/infrastructure/ApiClient.kt

@@ -12,6 +12,7 @@ import io.ktor.client.request.parameter
 import io.ktor.client.statement.HttpResponse
 import io.ktor.serialization.kotlinx.json.json
 import io.ktor.http.*
+import io.ktor.http.ContentType.Application
 import io.ktor.http.content.PartData
 import kotlin.Unit
 import kotlinx.serialization.json.Json
@@ -143,6 +144,7 @@ open class ApiClient(
             this.method = requestConfig.method.httpMethod
             headers.filter { header -> !UNSAFE_HEADERS.contains(header.key) }.forEach { header -> this.header(header.key, header.value) }
             if (requestConfig.method in listOf(RequestMethod.PUT, RequestMethod.POST, RequestMethod.PATCH)) {
+                this.contentType(Application.Json)
                 this.setBody(body)
             }
         }

samples/client/petstore/kotlin-default-values-multiplatform/src/main/kotlin/org/openapitools/client/infrastructure/ApiClient.kt

@@ -12,6 +12,7 @@ import io.ktor.client.request.parameter
 import io.ktor.client.statement.HttpResponse
 import io.ktor.serialization.kotlinx.json.json
 import io.ktor.http.*
+import io.ktor.http.ContentType.Application
 import io.ktor.http.content.PartData
 import kotlin.Unit
 import kotlinx.serialization.json.Json
@@ -143,6 +144,7 @@ open class ApiClient(
             this.method = requestConfig.method.httpMethod
             headers.filter { header -> !UNSAFE_HEADERS.contains(header.key) }.forEach { header -> this.header(header.key, header.value) }
             if (requestConfig.method in listOf(RequestMethod.PUT, RequestMethod.POST, RequestMethod.PATCH)) {
+                this.contentType(Application.Json)
                 this.setBody(body)
             }
         }

samples/client/petstore/kotlin-multiplatform/src/commonMain/kotlin/org/openapitools/client/infrastructure/ApiClient.kt

@@ -12,6 +12,7 @@ import io.ktor.client.request.parameter
 import io.ktor.client.statement.HttpResponse
 import io.ktor.serialization.kotlinx.json.json
 import io.ktor.http.*
+import io.ktor.http.ContentType.Application
 import io.ktor.http.content.PartData
 import kotlin.Unit
 import kotlinx.serialization.json.Json
@@ -147,6 +148,7 @@ open class ApiClient(
             this.method = requestConfig.method.httpMethod
             headers.filter { header -> !UNSAFE_HEADERS.contains(header.key) }.forEach { header -> this.header(header.key, header.value) }
             if (requestConfig.method in listOf(RequestMethod.PUT, RequestMethod.POST, RequestMethod.PATCH)) {
+                this.contentType(Application.Json)
                 this.setBody(body)
             }
         }

samples/client/petstore/kotlin-multiplatform/src/jvmTest/kotlin/util/PetShopTest.kt

@@ -0,0 +1,13 @@
+package util
+
+import org.junit.Test
+import org.openapitools.client.apis.PetApi
+import org.openapitools.client.models.Pet
+
+class PetStoreTest {
+    @Test
+    fun addPet() = runTest {
+        val mainApi = PetApi()
+        println(mainApi.addPet(Pet("TestPet", emptyList())).body())
+    }
+}