package org.jboss.resteasy.test.providers.custom;

import org.jboss.arquillian.container.test.api.Deployment;
import org.jboss.arquillian.container.test.api.RunAsClient;
import org.jboss.arquillian.junit.Arquillian;
import org.jboss.resteasy.test.providers.custom.resource.CollectionProviderCollectionWriter;
import org.jboss.resteasy.test.providers.custom.resource.CollectionProviderIncorrectCollectionWriter;
import org.jboss.resteasy.test.providers.custom.resource.CollectionProviderResource;
import org.jboss.resteasy.spi.HttpResponseCodes;
import org.jboss.resteasy.utils.PortProviderUtil;
import org.jboss.resteasy.utils.TestUtil;
import org.jboss.shrinkwrap.api.Archive;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.runner.RunWith;

import javax.ws.rs.Path;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.core.Response;
import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.LinkedList;
import java.util.List;

/**
 * @tpSubChapter Resteasy-client
 * @tpChapter Integration tests
 * @tpSince RESTEasy 3.0.16
 */
@RunWith(Arquillian.class)
@RunAsClient
public class CollectionProviderTest {

   public static String getPathValue(Annotation[] annotations) {
      return getSpecifiedAnnotationValue(annotations, Path.class);
   }

   @SuppressWarnings("unchecked")
   public static <T extends Annotation> T getSpecifiedAnnotation(
         Annotation[] annotations, Class<T> clazz) {
      T t = null;
      for (Annotation a : annotations) {
         if (a.annotationType() == clazz) {
            t = (T) a;
         }
      }
      return t != null ? t : null;
   }

   public static <T extends Annotation> String getSpecifiedAnnotationValue(
         Annotation[] annotations, Class<T> clazz) {
      T t = getSpecifiedAnnotation(annotations, clazz);
      try {
         Method m = clazz.getMethod("value");
         return (String) m.invoke(t);
      } catch (Exception e) {
         return null;
      }
   }

   public static boolean checkOther(Class<?> type, Type genericType) {
      if (!(genericType instanceof ParameterizedType)) {
         return false;
      }
      ParameterizedType pType = (ParameterizedType) genericType;
      boolean ok = pType.getRawType().equals(LinkedList.class);
      ok &= pType.getActualTypeArguments()[0].equals(String.class);
      return ok;
   }

   public static boolean checkResponseNongeneric(Class<?> type,
                                                   Type genericType) {
      boolean ok = genericType.equals(LinkedList.class);
      ok &= type.equals(LinkedList.class);
      return ok;
   }

   public static boolean checkGeneric(Class<?> type, Type genericType) {
      if (ParameterizedType.class.isInstance(genericType)) {
         genericType = ((ParameterizedType) genericType).getRawType();
      }
      boolean ok = genericType.getClass().equals(List.class)
            || genericType.equals(LinkedList.class);
      ok &= type.equals(LinkedList.class);
      return ok;
   }


   static Client client;

   @BeforeClass
   public static void before() throws Exception {
      client = ClientBuilder.newClient();
   }

   @Deployment
   public static Archive<?> deploy() {
      WebArchive war = TestUtil.prepareArchive(CollectionProviderTest.class.getSimpleName());
      war.addClasses(CollectionProviderTest.class);
      return TestUtil.finishContainerPrepare(war, null, CollectionProviderResource.class,
            CollectionProviderIncorrectCollectionWriter.class, CollectionProviderCollectionWriter.class);
   }

   private String generateURL(String path) {
      return PortProviderUtil.generateURL(path, CollectionProviderTest.class.getSimpleName());
   }

   @AfterClass
   public static void close() {
      client.close();
   }

   /**
    * @tpTestDetails Client sends GET request to the server, server sends LinkedList with String items. Two message
    * body readers are registered. One always returns isWritable false, so the other one has to be used.
    * @tpPassCrit Correct MessageBodyReader is used for writing response of the type LinkedList<String>
    * @tpSince RESTEasy 3.0.16
    */
   @Test
   public void testGenericTypeDefault() {
      Response response = client.target(generateURL("/resource/response/linkedlist")).request().get();
      String val = response.readEntity(String.class);
      Assert.assertEquals("OK", val);
   }

   /**
    * @tpTestDetails Client sends GET request to the server, server sends response with GenericEntity of the type
    * LinkedList with String items. Two message body readers are registered. One always returns isWritable false,
    * so the other one has to be used.
    * @tpPassCrit Correct MessageBodyReader is used for writing response with GenericEntity of the type LinkedList<String>
    * @tpSince RESTEasy 3.0.16
    */
   @Test
   public void testGenericTypeResponse() {
      Response response = client.target(generateURL("/resource/genericentity/linkedlist")).request().get();
      Assert.assertEquals(HttpResponseCodes.SC_OK, response.getStatus());
      String val = response.readEntity(String.class);
      Assert.assertEquals("OK", val);
   }


}
