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/**
 * 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.
 */
package org.apache.iotdb.cli.tool;

import java.io.IOException;
import java.time.ZoneId;
import jline.console.ConsoleReader;
import org.apache.commons.cli.CommandLine;
import org.apache.iotdb.cli.exception.ArgsErrorException;
import org.apache.iotdb.jdbc.IoTDBConnection;
import org.apache.iotdb.jdbc.IoTDBSQLException;
import org.apache.thrift.TException;

public abstract class AbstractCsvTool {

  protected static final String HOST_ARGS = "h";
  protected static final String HOST_NAME = "host";

  protected static final String HELP_ARGS = "help";

  protected static final String PORT_ARGS = "p";
  protected static final String PORT_NAME = "port";

  protected static final String PASSWORD_ARGS = "pw";
  protected static final String PASSWORD_NAME = "password";

  protected static final String USERNAME_ARGS = "u";
  protected static final String USERNAME_NAME = "username";

  protected static final String TIME_FORMAT_ARGS = "tf";
  protected static final String TIME_FORMAT_NAME = "timeformat";

  protected static final String TIME_ZONE_ARGS = "tz";
  protected static final String TIME_ZONE_NAME = "timeZone";
  protected static final int MAX_HELP_CONSOLE_WIDTH = 92;
  protected static final String[] SUPPORT_TIME_FORMAT = new String[]{"default",
      "long",
      "number", "timestamp", "yyyy-MM-dd HH:mm:ss", "yyyy/MM/dd HH:mm:ss", "yyyy.MM.dd HH:mm:ss",
      "yyyy-MM-dd'T'HH:mm:ss", "yyyy/MM/dd'T'HH:mm:ss", "yyyy.MM.dd'T'HH:mm:ss",
      "yyyy-MM-dd HH:mm:ssZZ",
      "yyyy/MM/dd HH:mm:ssZZ", "yyyy.MM.dd HH:mm:ssZZ", "yyyy-MM-dd'T'HH:mm:ssZZ",
      "yyyy/MM/dd'T'HH:mm:ssZZ",
      "yyyy.MM.dd'T'HH:mm:ssZZ", "yyyy/MM/dd HH:mm:ss.SSS", "yyyy-MM-dd HH:mm:ss.SSS",
      "yyyy.MM.dd HH:mm:ss.SSS",
      "yyyy/MM/dd'T'HH:mm:ss.SSS", "yyyy-MM-dd'T'HH:mm:ss.SSS", "yyyy-MM-dd'T'HH:mm:ss.SSS",
      "yyyy.MM.dd'T'HH:mm:ss.SSS", "yyyy-MM-dd HH:mm:ss.SSSZZ", "yyyy/MM/dd HH:mm:ss.SSSZZ",
      "yyyy.MM.dd HH:mm:ss.SSSZZ", "yyyy-MM-dd'T'HH:mm:ss.SSSZZ", "yyyy/MM/dd'T'HH:mm:ss.SSSZZ",};
  protected static String host;
  protected static String port;
  protected static String username;
  protected static String password;
  protected static ZoneId zoneId;

  protected static String timeZoneID;
  protected static String timeFormat;
  protected static IoTDBConnection connection;

  AbstractCsvTool() {}
  
  protected static String checkRequiredArg(String arg, String name, CommandLine commandLine)
      throws ArgsErrorException {
    String str = commandLine.getOptionValue(arg);
    if (str == null) {
      String msg = String.format("Required values for option '%s' not provided", name);
      System.out.println(msg);
      System.out.println("Use -help for more information");
      throw new ArgsErrorException(msg);
    }
    return str;
  }

  protected static void setTimeZone() throws IoTDBSQLException, TException {
    if (timeZoneID != null) {
      connection.setTimeZone(timeZoneID);
    }
    zoneId = ZoneId.of(connection.getTimeZone());
  }

  protected static void parseBasicParams(CommandLine commandLine, ConsoleReader reader)
      throws ArgsErrorException, IOException {
    host = checkRequiredArg(HOST_ARGS, HOST_NAME, commandLine);
    port = checkRequiredArg(PORT_ARGS, PORT_NAME, commandLine);
    username = checkRequiredArg(USERNAME_ARGS, USERNAME_NAME, commandLine);

    password = commandLine.getOptionValue(PASSWORD_ARGS);
    if (password == null) {
      password = reader.readLine("please input your password:", '\0');
    }
  }

  protected static boolean checkTimeFormat() {
    for (String format : SUPPORT_TIME_FORMAT) {
      if (timeFormat.equals(format)) {
        return true;
      }
    }
    System.out.println(String.format("Input time format %s is not supported, "
        + "please input like yyyy-MM-dd\\ HH:mm:ss.SSS or yyyy-MM-dd'T'HH:mm:ss.SSS", timeFormat));
    return false;
  }
}