/*
* Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you 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.
*
*/
package org.wso2.am.integration.tests.other;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.testng.annotations.*;
import org.wso2.am.integration.clients.store.api.v1.dto.*;
import org.wso2.am.integration.test.Constants;
import org.wso2.am.integration.test.utils.base.APIMIntegrationConstants;
import org.wso2.am.integration.test.utils.bean.APIRequest;
import org.wso2.am.integration.test.utils.http.HTTPSClientUtils;
import org.wso2.am.integration.tests.api.lifecycle.APIManagerLifecycleBaseTest;
import org.wso2.carbon.automation.engine.annotations.ExecutionEnvironment;
import org.wso2.carbon.automation.engine.annotations.SetEnvironment;
import org.wso2.carbon.automation.engine.context.TestUserMode;
import org.wso2.carbon.automation.test.utils.http.client.HttpRequestUtil;
import org.wso2.carbon.automation.test.utils.http.client.HttpResponse;

import javax.ws.rs.core.Response;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;

import static org.testng.Assert.assertEquals;
import static org.testng.Assert.fail;

@SetEnvironment(executionEnvironments = {ExecutionEnvironment.STANDALONE})
public class APIEndpointTypeUpdateTestCase extends APIManagerLifecycleBaseTest {
    private final Log log = LogFactory.getLog(APIEndpointTypeUpdateTestCase.class);

    private String APIVersion = "1.0.0";
    private String apiContext = "APIEndpointTypeUpdateTestCaseAPIContext";
    private String apiId;
    private String applicationID;
    private APIRequest apiRequest;
    private Map<String, String> requestHeaders = new HashMap<>();
    private URL endpointUrl;

    @Factory(dataProvider = "userModeDataProvider")
    public APIEndpointTypeUpdateTestCase(TestUserMode userMode) {
        this.userMode = userMode;
    }

    @DataProvider
    public static Object[][] userModeDataProvider() {
        return new Object[][]{
                new Object[]{TestUserMode.SUPER_TENANT_ADMIN},
                new Object[]{TestUserMode.TENANT_ADMIN},
        };
    }

    @BeforeClass(alwaysRun = true)
    public void setEnvironment() throws Exception {
        super.init(userMode);
        String gatewaySessionCookie = createSession(gatewayContextMgt);
        //Load the back-end dummy API
        if (TestUserMode.SUPER_TENANT_ADMIN == userMode) {
            loadSynapseConfigurationFromClasspath("artifacts" + File.separator + "AM"
                    + File.separator + "synapseconfigs" + File.separator + "rest"
                    + File.separator + "dummy_api.xml", gatewayContextMgt, gatewaySessionCookie);
        }
    }

    @Test(groups = {"wso2.am"}, description = "Sample API creation and subscribe")
    public void testAPICreation() {
        try {
            endpointUrl = new URL(backEndServerUrl.getWebAppURLHttp() + "am/sample/calculator/v1/api/add");
        } catch (MalformedURLException e) {
            log.error("Invalid URL " + endpointUrl, e);
            fail(e.getMessage());
        }

        try {
            String apiName = "APIEndpointTypeUpdateTestCaseAPIName";
            String description = "This is test API create by API manager integration test";
            String tags = "test, EndpointType";
            apiRequest = new APIRequest(apiName, apiContext, endpointUrl);
            apiRequest.setTags(tags);
            apiRequest.setDescription(description);
            apiRequest.setVersion(APIVersion);
            apiRequest.setProvider(publisherContext.getContextTenant().getContextUser().getUserName());

            String appName = "APIEndpointTypeUpdateTestCaseAPIApp";
            HttpResponse applicationResponse = restAPIStore.createApplication(appName, "This-is-test",
                    APIMIntegrationConstants.APPLICATION_TIER.UNLIMITED, ApplicationDTO.TokenTypeEnum.OAUTH);
            applicationID = applicationResponse.getData();

            apiId = createPublishAndSubscribeToAPIUsingRest(apiRequest, restAPIPublisher, restAPIStore, applicationID,
                    APIMIntegrationConstants.API_TIER.GOLD);

            ArrayList grantTypes = new ArrayList();
            grantTypes.add(APIMIntegrationConstants.GRANT_TYPE.CLIENT_CREDENTIAL);
            ApplicationKeyDTO applicationKeyDTO = restAPIStore.generateKeys(applicationID, "3600", null,
                    ApplicationKeyGenerateRequestDTO.KeyTypeEnum.PRODUCTION, null, grantTypes);
            String accessToken = applicationKeyDTO.getToken().getAccessToken();

            requestHeaders.put(APIMIntegrationConstants.AUTHORIZATION_HEADER, "Bearer " + accessToken);
        } catch (Exception e) {
            log.error("Error while executing test case " + e.getMessage(), e);
            fail(e.getMessage());
        }
    }

    @Test(groups = {"wso2.am"}, description = "Invoke HTTP before Update", dependsOnMethods = "testAPICreation")
    public void testHTTPTransportBeforeUpdate() {
        try {
            waitForAPIDeploymentSync(apiRequest.getProvider(), apiRequest.getName(), apiRequest.getVersion(),
                    APIMIntegrationConstants.IS_API_EXISTS);
            //invoke HTTP transport
            HttpResponse serviceResponse = HttpRequestUtil
                    .doGet(getAPIInvocationURLHttp(apiContext, APIVersion), requestHeaders);
            assertEquals(serviceResponse.getResponseCode(), Response.Status.OK.getStatusCode(),
                    "Response code mismatched when api http invocation");

            serviceResponse = HttpRequestUtil
                    .doGet(getAPIInvocationURLHttps(apiContext, APIVersion), requestHeaders);
            assertEquals(serviceResponse.getResponseCode(), Response.Status.OK.getStatusCode(),
                    "Response code mismatched when api https invocation");
        } catch (Exception e) {
            log.error("Error while executing test case " + e.getMessage(), e);
            fail(e.getMessage());
        }

    }

    @Test(groups = {"wso2.am"}, description = "Update to only HTTP transport and invoke",
            dependsOnMethods = "testHTTPTransportBeforeUpdate")
    public void testUpdatedHTTPTransport() {

        try {
            apiRequest.setHttps_checked("");
            apiRequest.setHttp_checked(Constants.PROTOCOL_HTTP);
            HttpResponse apiUpdateResponse = restAPIPublisher.updateAPI(apiRequest, apiId);
            assertEquals(apiUpdateResponse.getResponseCode(), Response.Status.OK.getStatusCode(),
                    "Response Code miss matched when creating the API");
            waitForAPIDeployment();

            //invoke HTTP transport
            HttpResponse serviceResponse = HttpRequestUtil
                    .doGet(getAPIInvocationURLHttp(apiContext, APIVersion), requestHeaders);
            assertEquals(serviceResponse.getResponseCode(), Response.Status.OK.getStatusCode(),
                    "Response code mismatched when api http invocation");

            //invoke HTTPS transport
            serviceResponse = HTTPSClientUtils.doGet(getAPIInvocationURLHttps(apiContext, APIVersion), requestHeaders);
            assertEquals(serviceResponse.getResponseCode(), Response.Status.FORBIDDEN.getStatusCode(),
                    "Response code mismatched when api https invocation");
        } catch (Exception e) {
            log.error("Error while executing test case " + e.getMessage(), e);
            fail(e.getMessage());
        }
    }

    @Test(groups = {"wso2.am"}, description = "Update to only HTTPS transport and invoke",
            dependsOnMethods = "testHTTPTransportBeforeUpdate")
    public void testUpdatedHTTPSTransport() {
        try {
            //create update request for restrict HTTP
            apiRequest.setHttps_checked(Constants.PROTOCOL_HTTPS);
            apiRequest.setHttp_checked("");
            HttpResponse apiUpdateResponse = restAPIPublisher.updateAPI(apiRequest, apiId);
            assertEquals(apiUpdateResponse.getResponseCode(), Response.Status.OK.getStatusCode(),
                    "Response Code miss matched when creating the API");
            waitForAPIDeployment();

            //invoke HTTP transport
            HttpResponse serviceResponse = HttpRequestUtil
                    .doGet(getAPIInvocationURLHttp(apiContext, APIVersion), requestHeaders);
            assertEquals(serviceResponse.getResponseCode(), Response.Status.FORBIDDEN.getStatusCode(),
                    "Response code mismatched when api http invocation");

            //invoke HTTPS transport
            serviceResponse = HttpRequestUtil
                    .doGet(getAPIInvocationURLHttps(apiContext, APIVersion), requestHeaders);
            assertEquals(serviceResponse.getResponseCode(), Response.Status.OK.getStatusCode(),
                    "Response code mismatched when api https invocation");
        } catch (Exception e) {
            log.error("Error while executing test case " + e.getMessage(), e);
            fail(e.getMessage());
        }
    }

    @AfterClass(alwaysRun = true)
    public void destroy() throws Exception {
        SubscriptionListDTO subsDTO = restAPIStore.getAllSubscriptionsOfApplication(applicationID);
        for (SubscriptionDTO subscriptionDTO : subsDTO.getList()) {
            restAPIStore.removeSubscription(subscriptionDTO.getSubscriptionId());
        }
        restAPIStore.deleteApplication(applicationID);
        restAPIPublisher.deleteAPI(apiId);
        super.cleanUp();
    }
}
