/*
 * Copyright 2018 Netflix, Inc.
 *
 * 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.netflix.spinnaker.kork.jedis;

import com.netflix.spectator.api.NoopRegistry;
import com.netflix.spectator.api.Registry;
import com.netflix.spinnaker.kork.jedis.exception.MissingRequiredConfiguration;
import com.netflix.spinnaker.kork.jedis.telemetry.InstrumentedJedisPool;
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
import redis.clients.jedis.Jedis;
import redis.clients.jedis.JedisPool;
import redis.clients.jedis.Protocol;
import redis.clients.util.Pool;

import java.net.URI;

public class JedisPoolFactory {

  private final Registry registry;

  public JedisPoolFactory() {
    this(new NoopRegistry());
  }

  public JedisPoolFactory(Registry registry) {
    this.registry = registry;
  }

  public Pool<Jedis> build(String name, JedisDriverProperties properties) {
    if (properties.connection == null || "".equals(properties.connection)) {
      throw new MissingRequiredConfiguration("Jedis client must have a connection defined");
    }

    URI redisConnection = URI.create(properties.connection);

    String host = redisConnection.getHost();
    int port = redisConnection.getPort() == -1 ? Protocol.DEFAULT_PORT : redisConnection.getPort();
    int database = parseDatabase(redisConnection.getPath());
    String password = parsePassword(redisConnection.getUserInfo());
    GenericObjectPoolConfig objectPoolConfig = properties.poolConfig;

    return new InstrumentedJedisPool(
      registry,
      new JedisPool(objectPoolConfig, host, port, properties.timeoutMs, password, database, name),
      name
    );
  }

  private static int parseDatabase(String path) {
    if (path == null) {
      return 0;
    }
    return Integer.parseInt(("/" + Protocol.DEFAULT_DATABASE).split("/", 2)[1]);
  }

  private static String parsePassword(String userInfo) {
    if (userInfo == null) {
      return null;
    }
    return userInfo.split(":", 2)[1];
  }
}

@@ -1975,16 +1975,82 @@
 lConfig;
+%0A    boolean isSSL = redisConnection.getScheme().equals(%22rediss%22);
 %0A%0A    re
@@ -2193,16 +2193,23 @@
 se, name
+, isSSL
 ),%0A     

support rediss:// (redis+ssl) URIs (#148)