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/*
 * © 2014 AT&T Intellectual Property. All rights reserved. Used under license from AT&T Intellectual Property.
 */
/*- 
 * ============LICENSE_START======================================================= 
 * OPENECOMP - MSO 
 * ================================================================================ 
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. 
 * ================================================================================ 
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at 
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0 
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 * See the License for the specific language governing permissions and 
 * limitations under the License. 
 * ============LICENSE_END========================================================= 
 */ 

package org.openecomp.mso.bpmn.infrastructure;

import static com.github.tomakehurst.wiremock.client.WireMock.aResponse;
import static com.github.tomakehurst.wiremock.client.WireMock.get;
import static com.github.tomakehurst.wiremock.client.WireMock.stubFor;
import static com.github.tomakehurst.wiremock.client.WireMock.urlMatching;
import static org.junit.Assert.assertEquals;
import static org.openecomp.mso.bpmn.common.BPMNUtil.executeWorkFlow;
import static org.openecomp.mso.bpmn.common.BPMNUtil.waitForWorkflowToFinish;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockGetGenericVnfByName_404;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockGetServiceInstance;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockNodeQueryServiceInstanceById;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockNodeQueryServiceInstanceById_404;
import static org.openecomp.mso.bpmn.mock.StubResponseAAI.MockPutGenericVnf;
import static org.openecomp.mso.bpmn.mock.StubResponseDatabase.mockUpdateRequestDB;
import static org.openecomp.mso.bpmn.mock.StubResponseSDNCAdapter.mockSDNCAdapter;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

import org.camunda.bpm.engine.test.Deployment;
import org.junit.Test;
import org.openecomp.mso.bpmn.common.BPMNUtil;
import org.openecomp.mso.bpmn.common.WorkflowTest;
import org.openecomp.mso.bpmn.common.workflow.service.WorkflowResponse;
import org.openecomp.mso.bpmn.mock.FileUtil;

/**
 * Unit Test for the CreateVnfInfra Flow
 */
public class CreateVnfInfraTest extends WorkflowTest {

	private String createVnfInfraRequest;
	private final CallbackSet callbacks = new CallbackSet();


	public CreateVnfInfraTest() throws IOException {
		createVnfInfraRequest = FileUtil.readResourceFile("__files/InfrastructureFlows/CreateVnfInfraRequest.json");
		callbacks.put("assign", FileUtil.readResourceFile(
				"__files/VfModularity/SDNCTopologyAssignCallback.xml"));
		callbacks.put("activate", FileUtil.readResourceFile(
				"__files/VfModularity/SDNCTopologyActivateCallback.xml"));
	}

	@Test
	@Deployment(resources = {"subprocess/DoCreateVnf.bpmn", 
							"subprocess/GenericGetService.bpmn", 
							"subprocess/GenericGetVnf.bpmn", 
							"subprocess/GenericPutVnf.bpmn", 
							"subprocess/SDNCAdapterV1.bpmn", 
							"process/CreateVnfInfra.bpmn", 
							"subprocess/FalloutHandler.bpmn", 
							"subprocess/CompleteMsoProcess.bpmn"})
	public void testCreateVnfInfra_success() throws Exception{

		MockNodeQueryServiceInstanceById("MIS%2F1604%2F0026%2FSW_INTERNET", "GenericFlows/getSIUrlById.xml");
		MockGetServiceInstance("SDN-ETHERNET-INTERNET", "123456789", "MIS%252F1604%252F0026%252FSW_INTERNET", "GenericFlows/getServiceInstance.xml");
		MockGetGenericVnfByName_404();
		MockPutGenericVnf();
		mockSDNCAdapter("/SDNCAdapter", "vnf-type>STMTN", 200, "VfModularity/StandardSDNCSynchResponse.xml");
		mockUpdateRequestDB(200, "Database/DBUpdateResponse.xml");

		String businessKey = UUID.randomUUID().toString();
		Map<String, Object> variables = new HashMap<String, Object>();
		setVariablesSuccess(variables, createVnfInfraRequest, "testRequestId123", "MIS%2F1604%2F0026%2FSW_INTERNET");
		TestAsyncResponse asyncResponse = invokeAsyncProcess("CreateVnfInfra",
				"v1", businessKey, createVnfInfraRequest, variables);

			WorkflowResponse response = receiveResponse(businessKey, asyncResponse, 10000);

			String responseBody = response.getResponse();
			System.out.println("Workflow (Synch) Response:\n" + responseBody);

			//injectSDNCCallbacks(callbacks, "assign, query");
			//injectSDNCCallbacks(callbacks, "activate");

			// TODO add appropriate assertions

			waitForProcessEnd(businessKey, 10000);
			String status = BPMNUtil.getVariable(processEngineRule, "CreateVnfInfra", "CreateVnfInfraStatus");
			assertEquals("Success", status);

			logEnd();

			//WorkflowResponse workflowResponse = executeWorkFlow(processEngineRule, "CreateVnfInfra", variables);
	//	injectSDNCCallbacks(callbacks, "assign");
	//	injectSDNCCallbacks(callbacks, "activate");
		//waitForProcessEnd(businessKey, 10000);
		//waitForWorkflowToFinish(processEngineRule, workflowResponse.getProcessInstanceID());

		//assertVariables("true", "true", "false", "true", "Success", null);

	}

	@Test
	@Deployment(resources = {"subprocess/GenericGetService.bpmn", "subprocess/GenericGetVnf.bpmn", "subprocess/GenericPutVnf.bpmn", "process/CreateVnfInfra.bpmn", "subprocess/FalloutHandler.bpmn", "subprocess/CompleteMsoProcess.bpmn"})
	public void testCreateVnfInfra_error_badRequest() throws Exception{

		mockUpdateRequestDB(200, "Database/DBUpdateResponse.xml");

		Map<String, String> variables = new HashMap<String, String>();
		setVariables(variables, null, "testRequestId123", "MIS%2F1604%2F0026%2FSW_INTERNET");

		WorkflowResponse workflowResponse = executeWorkFlow(processEngineRule, "CreateVnfInfra", variables);
		waitForWorkflowToFinish(processEngineRule, workflowResponse.getProcessInstanceID());

		assertVariables(null, null, null, null, null, "WorkflowException[processKey=CreateVnfInfra,errorCode=2500,errorMessage=Internal Error - WorkflowException Object and/or RequestInfo is null! CreateVnfInfra]");

	}

	@Test
	@Deployment(resources = {"subprocess/DoCreateVnf.bpmn", "subprocess/GenericGetService.bpmn", "subprocess/GenericGetVnf.bpmn", "subprocess/GenericPutVnf.bpmn", "process/CreateVnfInfra.bpmn", "subprocess/FalloutHandler.bpmn", "subprocess/CompleteMsoProcess.bpmn"})
	public void testCreateVnfInfra_error_siNotFound() throws Exception{

		MockNodeQueryServiceInstanceById_404("MIS%2F1604%2F0026%2FSW_INTERNET");
		mockUpdateRequestDB(200, "Database/DBUpdateResponse.xml");

		Map<String, String> variables = new HashMap<String, String>();
		setVariables(variables, createVnfInfraRequest, "testRequestId123", "MIS%2F1604%2F0026%2FSW_INTERNET");

		WorkflowResponse workflowResponse = executeWorkFlow(processEngineRule, "CreateVnfInfra", variables);
		waitForWorkflowToFinish(processEngineRule, workflowResponse.getProcessInstanceID());

		assertVariables(null, null, null, null, null, "WorkflowException[processKey=DoCreateVnf,errorCode=404,errorMessage=Service Instance Not Found]");

	}

	@Test
	@Deployment(resources = {"subprocess/DoCreateVnf.bpmn", 
							"subprocess/GenericGetService.bpmn", 
							"subprocess/GenericGetVnf.bpmn", 
							"subprocess/GenericPutVnf.bpmn", 
							"process/CreateVnfInfra.bpmn", 
							"subprocess/FalloutHandler.bpmn", 
							"subprocess/CompleteMsoProcess.bpmn"})
	public void testCreateVnfInfra_error_vnfExist() throws Exception{
		MockNodeQueryServiceInstanceById("MIS%2F1604%2F0026%2FSW_INTERNET", "GenericFlows/getSIUrlById.xml");
		MockGetServiceInstance("SDN-ETHERNET-INTERNET", "123456789", "MIS%252F1604%252F0026%252FSW_INTERNET", "GenericFlows/getServiceInstance.xml");
		
		stubFor(get(urlMatching("/aai/v[0-9]+/network/generic-vnfs/generic-vnf[?]vnf-name=testVnfName123&depth=1"))
				.willReturn(aResponse()
						.withStatus(200)
						.withHeader("Content-Type", "text/xml")
						.withBodyFile("GenericFlows/getGenericVnfResponse.xml")));
		
		MockPutGenericVnf();
		mockUpdateRequestDB(200, "Database/DBUpdateResponse.xml");

		Map<String, String> variables = new HashMap<String, String>();
		setVariables(variables, createVnfInfraRequest, "testRequestId123", "MIS%2F1604%2F0026%2FSW_INTERNET");

		WorkflowResponse workflowResponse = executeWorkFlow(processEngineRule, "CreateVnfInfra", variables);
		waitForWorkflowToFinish(processEngineRule, workflowResponse.getProcessInstanceID());

		assertVariables(null, null, null, null, null, "WorkflowException[processKey=DoCreateVnf,errorCode=5000,errorMessage=Generic Vnf Already Exist.]");

	}

	private void assertVariables(String exSIFound, String exSISucc, String exVnfFound, String exVnfSucc, String exResponse, String exWorkflowException) {

		String siFound = BPMNUtil.getVariable(processEngineRule, "CreateVnfInfra", "GENGS_FoundIndicator");
		String siSucc = BPMNUtil.getVariable(processEngineRule, "CreateVnfInfra", "GENGS_SuccessIndicator");
		String vnfFound = BPMNUtil.getVariable(processEngineRule, "CreateVnfInfra", "GENGV_FoundIndicator");
		String vnfSucc = BPMNUtil.getVariable(processEngineRule, "CreateVnfInfra", "GENGV_SuccessIndicator");
		String response = BPMNUtil.getVariable(processEngineRule, "CreateVnfInfra", "WorkflowResponse");
		String workflowException = BPMNUtil.getVariable(processEngineRule, "CreateVnfInfra", "SavedWorkflowException1");

		assertEquals(exSIFound, siFound);
		assertEquals(exSISucc, siSucc);
		assertEquals(exVnfFound, vnfFound);
		assertEquals(exVnfSucc, vnfSucc);
		assertEquals(exResponse, response);
		assertEquals(exWorkflowException, workflowException);
	}

	private void setVariables(Map<String, String> variables, String request, String requestId, String siId) {
		variables.put("isDebugLogEnabled", "true");
		variables.put("bpmnRequest", request);
		variables.put("mso-request-id", requestId);
		variables.put("serviceInstanceId",siId);
		variables.put("testVnfId","testVnfId123");
		variables.put("vnfType", "STMTN");
	}

	private void setVariablesSuccess(Map<String, Object> variables, String request, String requestId, String siId) {
		variables.put("isDebugLogEnabled", "true");
		//variables.put("bpmnRequest", request);
		//variables.put("mso-request-id", requestId);
		variables.put("serviceInstanceId",siId);
		variables.put("requestId", requestId);
		variables.put("testVnfId","testVnfId123");
		variables.put("vnfType", "STMTN");
	}

}