/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 **/

#ifndef QUICKSTEP_CLI_COMMAND_COMMAND_EXECUTOR_HPP_
#define QUICKSTEP_CLI_COMMAND_COMMAND_EXECUTOR_HPP_

#include <cstdio>
#include <string>

#include "tmb/id_typedefs.h"

using std::fprintf;
using std::fputc;
using std::string;

namespace tmb { class MessageBus; }

namespace quickstep {

class CatalogDatabase;
class ParseStatement;
class QueryProcessor;
class StorageManager;

namespace cli {

/** \addtogroup CLI
 *  @{
 */

// Adding the max column width as 6  as the default initializer
// as the length of the word Column is 6 characters.
// This is used while describing the table.
constexpr int kInitMaxColumnWidth = 6;

constexpr char kDescribeDatabaseCommand[] = "\\dt";
constexpr char kDescribeTableCommand[] = "\\d";
constexpr char kAnalyzeCommand[] = "\\analyze";

/**
  * @brief Executes the command by calling the command handler.
  *
  * @param statement The parsed statement from the cli.
  * @param catalog_database The catalog information about the current database.
  * @param main_thread_client_id The TMB client ID of the main thread.
  * @param foreman_client_id The TMB client ID of the Foreman thread.
  * @param bus A pointer to the TMB.
  * @param storage_manager The current StorageManager.
  * @param query_processor The query processor to generate plans for SQL queries.
  * @param foreman The foreman to execute query plans.
  * @param out The stream where the output of the command has to be redirected to.
*/
void executeCommand(const ParseStatement &statement,
                    const CatalogDatabase &catalog_database,
                    const tmb::client_id main_thread_client_id,
                    const tmb::client_id foreman_client_id,
                    tmb::MessageBus *bus,
                    StorageManager *storage_manager,
                    QueryProcessor *query_processor,
                    FILE *out);

/** @} */

}  // namespace cli
}  // namespace quickstep

#endif  // QUICKSTEP_CLI_COMMAND_COMMAND_EXECUTOR_HPP_