/*
 * MIT License
 *
 * Copyright (c) 2020-present Cloudogu GmbH and Contributors
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package sonia.scm;

//~--- non-JDK imports --------------------------------------------------------

import ch.qos.logback.core.PropertyDefinerBase;
import com.google.common.annotations.VisibleForTesting;
import sonia.scm.util.SystemUtil;

//~--- JDK imports ------------------------------------------------------------

import java.io.File;
import java.util.Properties;

/**
 * Resolve directory path for SCM-Manager logs.
 *
 * @author Sebastian Sdorra
 */
public class ScmLogFilePropertyDefiner extends PropertyDefinerBase {

  private final String logDirectoryPath;

  public ScmLogFilePropertyDefiner() {
    this(SCMContext.getContext(), SystemUtil.getPlatform(), System.getProperties());
  }

  @VisibleForTesting
  ScmLogFilePropertyDefiner(SCMContextProvider context, Platform platform, Properties properties) {
    File logDirectory = resolveDirectory(context, platform, properties);

    if (!logDirectory.exists() && !logDirectory.mkdirs()) {
      throw new ConfigurationException(
        "could not create log directory ".concat(logDirectory.getPath()));
    }

    this.logDirectoryPath = logDirectory.getAbsolutePath();
  }

  private File resolveDirectory(SCMContextProvider context, Platform platform, Properties properties) {
    if (platform.isMac()) {
      return resolveOsX(properties);
    } else {
      return resolveDefault(context);
    }
  }

  private File resolveOsX(Properties properties) {
    return new File(properties.getProperty("user.home"), "Library/Logs/SCM-Manager");
  }

  private File resolveDefault(SCMContextProvider context) {
    return new File(context.getBaseDirectory(), "logs");
  }

  @Override
  public String getPropertyValue() {
    return logDirectoryPath;
  }

}
