/*
    * Copyright 2013 smartics, Kronseder & Reiner GmbH
    *
    * 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.
   */
  package de.smartics.properties.tutorial.tenant;
  
  import static de.smartics.properties.impl.config.domain.key.envapp.EnvAppConfigurationKeyHelper.SYSTEM_PROPERTY_ENVIRONMENT_NAME;
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.is;
  
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  import de.smartics.projectdoc.annotations.DocCategory;
  import de.smartics.projectdoc.annotations.Document;
  import de.smartics.projectdoc.annotations.topic.DocChapter;
  import de.smartics.properties.api.config.app.ConfigurationPropertiesFactory;
  import de.smartics.properties.api.config.app.ConfigurationPropertiesFactoryFactory;
  import de.smartics.properties.api.config.domain.ConfigurationPropertiesManagement;
  import de.smartics.properties.api.config.domain.key.ConfigurationKey;
  import de.smartics.properties.api.config.domain.key.ConfigurationKeyHelper;
  import de.smartics.properties.impl.config.domain.key.rtaware.ThreadLocalRuntimeAdapter;
  import de.smartics.properties.spi.config.domain.key.ConfigurationKeyContext;
  import de.smartics.properties.spi.config.domain.key.ConfigurationKeyContextManager;
  import de.smartics.sandbox.mail.MailProperties;
  
  /**
   * This tutorial shows tenant and user specific configurations at work.
   */
  @Document(title = "Tenant and User specific Configurations",
      sortKey = "basics3000")
  @DocCategory({ "basics" })
  // @DocTopic(path="basics", step="3000")
  public class TenantAndUserSupportTutorial
  {
    private static ConfigurationPropertiesFactory factory;
  
    @BeforeClass
    public static void setUpClass()
    {
      factory = ConfigurationPropertiesFactoryFactory.createDefaultFactory();
    }
  
    @DocChapter
    @Test
    public void accessUserConfiguration()
    {
      System.setProperty(SYSTEM_PROPERTY_ENVIRONMENT_NAME, "test");
      ThreadLocalRuntimeAdapter.setTenantId("corp");
      ThreadLocalRuntimeAdapter.setUserId("jane");
  
      try
      {
        final MailProperties properties = configure();
  
        final int mailsPerPage = properties.mailsPerPage();
        assertThat(mailsPerPage, is(1));
      }
      finally
      {
        ThreadLocalRuntimeAdapter.remove();
      }
    }
  
    @DocChapter
    @Test
    public void accessTenantConfiguration()
    {
      System.setProperty(SYSTEM_PROPERTY_ENVIRONMENT_NAME, "test");
      ThreadLocalRuntimeAdapter.setTenantId("corp");
  
      try
      {
        final MailProperties properties = configure();
  
        final int mailsPerPage = properties.mailsPerPage();
        assertThat(mailsPerPage, is(2));
      }
      finally
      {
        ThreadLocalRuntimeAdapter.remove();
      }
    }
  
    @DocChapter
    @Test
    public void accessEnvironmentConfiguration()
    {
     System.setProperty(SYSTEM_PROPERTY_ENVIRONMENT_NAME, "test");
 
     try
     {
       final MailProperties properties = configure();
 
       final int mailsPerPage = properties.mailsPerPage();
       assertThat(mailsPerPage, is(3));
     }
     finally
     {
       ThreadLocalRuntimeAdapter.remove();
     }
   }
 
   private MailProperties configure()
   {
     final ConfigurationKeyContext context =
         ConfigurationKeyContextManager.INSTANCE.context();
 
     final ConfigurationKeyHelper helper = context.configurationKeyHelper(true);
     final Class<?> locator = TenantAndUserSupportTutorial.class;
     final ConfigurationKey<?> key = helper.load(locator);
 
     final ConfigurationPropertiesManagement config =
         factory.createManagement(key);
 
     final MailProperties properties =
         config.getProperties(MailProperties.class);
     return properties;
   }
 }