/*
    * SPDX-FileCopyrightText: Copyright (c) 2012-2026 Yegor Bugayenko
    * SPDX-License-Identifier: MIT
    */
   package com.jcabi.ssl.maven.plugin;
   
   import com.jcabi.aspects.Immutable;
   import com.jcabi.aspects.Loggable;
   import com.jcabi.log.Logger;
  import java.io.File;
  import java.io.IOException;
  import java.util.Properties;
  import javax.validation.constraints.NotNull;
  import lombok.EqualsAndHashCode;
  
  /**
   * Keystore abstraction.
   *
   * @since 0.5
   */
  @Immutable
  @EqualsAndHashCode(of = "password")
  final class Keystore {
  
      /**
       * Constant {@code javax.net.ssl.keyStore}.
       */
      public static final String KEY = "javax.net.ssl.keyStore";
  
      /**
       * Constant {@code javax.net.ssl.keyStorePassword}.
       */
      public static final String KEY_PWD = "javax.net.ssl.keyStorePassword";
  
      /**
       * Unique password of it.
       */
      private final transient String password;
  
      /**
       * Ctor.
       * @param pwd The password
       */
      Keystore(@NotNull final String pwd) {
          this.password = pwd;
      }
  
      @Override
      public String toString() {
          final String[] names = {Keystore.KEY, Keystore.KEY_PWD};
          final StringBuilder text = new StringBuilder();
          text.append('[');
          for (final String name : names) {
              if (text.length() > 1) {
                  text.append(", ");
              }
              text.append(name).append('=');
              if (name == null) {
                  text.append("NULL");
              } else {
                  text.append(System.getProperty(name));
              }
          }
          text.append(']');
          return text.toString();
      }
  
      /**
       * Is it active now in the JVM?
       * @return TRUE if JVM is using our keystore
       */
      @Loggable(Loggable.DEBUG)
      public boolean isActive() {
          final String pwd = System.getProperty(Keystore.KEY_PWD);
          return pwd != null && pwd.equals(this.password);
      }
  
      /**
       * Activate it, in the given file.
       * @param file The file to use
       * @throws IOException If fails
       */
      @Loggable(Loggable.DEBUG)
      public void activate(final File file) throws IOException {
          file.getParentFile().mkdirs();
          file.delete();
          new Keytool(file, this.password).genkey();
          System.setProperty(Keystore.KEY, file.getAbsolutePath());
          System.setProperty(Keystore.KEY_PWD, this.password);
          new Keytool(file, this.password).list();
      }
  
      /**
       * Populate given properties with this keystore's path and password.
       * @param props The properties
       */
      @Loggable(Loggable.DEBUG)
      public void populate(final Properties props) {
          final String[] names = {Keystore.KEY, Keystore.KEY_PWD};
         for (final String name : names) {
             if (System.getProperty(name) == null) {
                 continue;
             }
             props.put(name, System.getProperty(name));
             Logger.info(
                 this,
                 "Maven property ${%s} set to '%s'",
                 name,
                 System.getProperty(name)
             );
         }
     }
 
 }