/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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.apache.usergrid.rest.test.resource;


import org.apache.usergrid.corepersistence.util.CpNamingUtils;
import org.apache.usergrid.persistence.index.utils.UUIDUtils;
import org.apache.usergrid.rest.test.resource.model.*;
import org.junit.rules.TestRule;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.ws.rs.BadRequestException;
import java.io.IOException;


/**
 * This class is used to setup the client rule that will setup the RestClient and create default applications.
 */
public class ClientSetup implements TestRule {

    private static final Logger logger = LoggerFactory.getLogger(ClientSetup.class);

    RestClient restClient;

    protected String username;
    protected String password;
    protected String orgName;
    protected String appName;
    protected String appUuid;
    protected Token superuserToken;
    protected String superuserName = "superuser";
    protected String superuserPassword = "superpassword";
    protected Credentials clientCredentials;
    protected Credentials appCredentials;

    protected Organization organization;
    protected Entity application;


    public ClientSetup(String serverUrl) {

        restClient = new RestClient(serverUrl);
    }

    public Statement apply(Statement base, Description description) {
        return statement(base, description);
    }


    private Statement statement(final Statement base, final Description description) {
        return new Statement() {
            @Override
            public void evaluate() throws Throwable {
                before(description);
                try {
                    base.evaluate();
                } finally {
                    cleanup();
                }
            }
        };
    }


    protected void cleanup() {
        // might want to do something here later
    }


    protected void before(Description description) throws IOException {
        String testClass = description.getTestClass().getName();
        String methodName = description.getMethodName();
        String name = testClass + "." + methodName;

        try {
            restClient.superuserSetup();
            superuserToken = restClient.management().token().get(superuserName, superuserPassword);
        } catch (BadRequestException e) {
            logger.warn("Error creating superuser, may already exist");
        }


        username = "user_" + name + UUIDUtils.newTimeUUID();
        password = username;
        orgName = "org_" + name + UUIDUtils.newTimeUUID();
        appName = "app_" + name + UUIDUtils.newTimeUUID();

        organization = restClient.management().orgs().post(
            new Organization(orgName, username, username + "@usergrid.com", username, password, null));

        restClient.management().token().get(username, password);

        clientCredentials = restClient.management().orgs().org(orgName).credentials().get(Credentials.class);
        //appCredentials = restClient.management().orgs().org(orgName).app().path//.credentials().get(Credentials.class);


        ApiResponse appResponse = restClient.management().orgs()
            .org(organization.getName()).app().post(new Application(appName));
        appUuid = (String) appResponse.getEntities().get(0).get("uuid");
        application = new Application(appResponse);

        appCredentials = restClient.pathResource( "management/orgs/"+orgName+"/apps/"+appName+"/credentials" ).get( Credentials.class,true );

        refreshIndex();

        ApiResponse response = restClient.management().token().post(new Token(username, password));
        refreshIndex();
    }

    public String getUsername() {
        return username;
    }

    public String getEmail() {
        return username + "@usergrid.com";
    }

    public String getPassword() {
        return password;
    }

    public Organization getOrganization() {
        return organization;
    }

    public String getOrganizationName() {
        return orgName;
    }

    public String getAppName() {
        return appName;
    }

    public String getAppUuid() {
        return appUuid;
    }

    public Token getSuperuserToken() {
        return superuserToken;
    }

    public String getSuperuserName() {
        return superuserName;
    }

    public String getSuperuserPassword() {
        return superuserPassword;
    }

    public Credentials getClientCredentials() {
        return clientCredentials;
    }

    public Credentials getAppCredentials(){
        return appCredentials;
    }

    public void refreshIndex() {
        this.restClient.refreshIndex(getOrganizationName(), getAppName(),
            CpNamingUtils.getManagementApplicationId().getUuid().toString());

        if (!CpNamingUtils.getManagementApplicationId().getUuid().toString().equals(getAppUuid())) {
            this.restClient.refreshIndex(getOrganizationName(), getAppName(), getAppUuid());
        }
    }

    public RestClient getRestClient() {
        return restClient;
    }
}