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/*
 * Copyright 2015-2020 The OpenZipkin Authors
 *
 * 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 zipkin2.storage.cassandra.v1;

import com.datastax.oss.driver.api.core.CqlSession;
import com.datastax.oss.driver.api.core.cql.AsyncResultSet;
import com.datastax.oss.driver.api.core.cql.PreparedStatement;
import java.util.concurrent.CompletionStage;
import zipkin2.internal.DelayLimiter;
import zipkin2.storage.cassandra.internal.call.DeduplicatingInsert;

import static zipkin2.storage.cassandra.v1.Tables.SERVICE_NAMES;

final class InsertServiceName extends DeduplicatingInsert {
  static final class Factory extends DeduplicatingInsert.Factory {
    final CqlSession session;
    final PreparedStatement preparedStatement;

    Factory(CassandraStorage storage, int indexTtl) {
      super(storage.autocompleteTtl, storage.autocompleteCardinality);
      session = storage.session();
      String statement = "INSERT INTO " + SERVICE_NAMES + " (service_name) VALUES (?)";
      this.preparedStatement =
        session.prepare(indexTtl > 0 ? statement + " USING TTL " + indexTtl : statement);
    }

    @Override protected InsertServiceName newCall(String input) {
      return new InsertServiceName(this, delayLimiter, input);
    }
  }

  final Factory factory;

  InsertServiceName(Factory factory, DelayLimiter delayLimiter, String service_name) {
    super(delayLimiter, service_name);
    this.factory = factory;
  }

  @Override protected CompletionStage newCompletionStage() {
    return factory.session.executeAsync(factory.preparedStatement.boundStatementBuilder()
      .setString(0, input).build());
  }

  @Override public String toString() {
    return "InsertServiceName(" + input + ")";
  }

  @Override public InsertServiceName clone() {
    return new InsertServiceName(factory, delayLimiter, input);
  }
}