/*
 * 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.phoenix.pherf.configuration;

import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.xml.bind.annotation.XmlAttribute;
import org.apache.phoenix.pherf.rules.RulesApplier;

public class Upsert {

  private String id;
  private String upsertGroup;
  private String statement;
  private List<Column> column = new ArrayList<>();
  private boolean useGlobalConnection;
  private Pattern pattern;
  private long timeoutDuration = Long.MAX_VALUE;

  public Upsert() {
    pattern = Pattern.compile("\\[.*?\\]");
  }

  public String getDynamicStatement(RulesApplier ruleApplier, Scenario scenario) throws Exception {
    String ret = this.statement;
    String needQuotes = "";
    Matcher m = pattern.matcher(ret);
    while (m.find()) {
      String dynamicField = m.group(0).replace("[", "").replace("]", "");
      Column dynamicColumn = ruleApplier.getRule(dynamicField, scenario);
      needQuotes = (dynamicColumn.getType() == DataTypeMapping.CHAR
        || dynamicColumn.getType() == DataTypeMapping.VARCHAR) ? "'" : "";
      ret = ret.replace("[" + dynamicField + "]",
        needQuotes + ruleApplier.getDataValue(dynamicColumn).getValue() + needQuotes);
    }
    return ret;
  }

  /**
   * upsertGroup attribute is just a string value to help correlate upserts across sets or files.
   * This helps to make sense of reporting results.
   * @return the group id
   */
  @XmlAttribute
  public String getUpsertGroup() {
    return upsertGroup;
  }

  public void setUpsertGroup(String upsertGroup) {
    this.upsertGroup = upsertGroup;
  }

  /**
   * Upsert ID, Use UUID if none specified
   */
  @XmlAttribute
  public String getId() {
    if (null == this.id) {
      this.id = java.util.UUID.randomUUID().toString();
    }
    return id;
  }

  public void setId(String id) {
    this.id = id;
  }

  public List<Column> getColumn() {
    return column;
  }

  public void setColumn(List<Column> column) {
    this.column = column;
  }

  @XmlAttribute
  public boolean isUseGlobalConnection() {
    return useGlobalConnection;
  }

  public void setUseGlobalConnection(boolean useGlobalConnection) {
    this.useGlobalConnection = useGlobalConnection;
  }

  @XmlAttribute
  public long getTimeoutDuration() {
    return this.timeoutDuration;
  }

  public void setTimeoutDuration(long timeoutDuration) {
    this.timeoutDuration = timeoutDuration;
  }

  public String getStatement() {
    return statement;
  }

  public void setStatement(String statement) {
    // normalize statement - merge all consecutive spaces into one
    this.statement = statement.replaceAll("\\s+", " ");
  }
}
