/*
 * Copyright 2021 Adobe Systems Incorporated
 *
 * 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 com.adobe.cq.testing.client;

import static org.apache.http.HttpStatus.SC_OK;

import com.fasterxml.jackson.databind.JsonNode;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.sling.testing.clients.ClientException;
import org.apache.sling.testing.clients.SlingClientConfig;
import org.apache.sling.testing.clients.SlingHttpResponse;
import org.apache.sling.testing.clients.util.JsonUtils;

/** CQClient for performing operations related to feature toggles. */
public class TogglesClient extends CQClient {
  private static final String TOGGLES_PATH = "etc.clientlibs/toggles.json";

  @SuppressWarnings("unused")
  public TogglesClient(CloseableHttpClient http, SlingClientConfig config) throws ClientException {
    super(http, config);
  }

  public TogglesClient(URI serverUrl, String user, String password) throws ClientException {
    super(serverUrl, user, password);
  }

  /**
   * Retrieves a list of all the enabled toggles on the instance.
   *
   * @return the list of enabled toggles
   * @throws ClientException if the toggles state cannot be retrieved
   */
  public List<String> getEnabledToggles() throws ClientException {
    List<String> enabledToggles = new ArrayList<>();
    SlingHttpResponse response = doGet(TOGGLES_PATH, SC_OK);
    JsonUtils.getJsonNodeFromString(response.getContent())
        .path("enabled")
        .forEach((JsonNode node) -> enabledToggles.add(node.textValue()));

    return enabledToggles;
  }

  /**
   * Checks whether a toggle is enabled or not.
   *
   * @param toggle the toggle to check
   * @return true if the toggle is enabled
   * @throws ClientException if the toggles state cannot be retrieved
   */
  public boolean isToggleEnabled(String toggle) throws ClientException {
    return getEnabledToggles().contains(toggle);
  }
}
