/*
    * 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.myfaces.tobago.example.demo;
  
  import javax.enterprise.context.SessionScoped;
  import javax.inject.Named;
  import java.io.Serializable;
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  
  @SessionScoped
  @Named
  public class ForEachController implements Serializable {
  
    private List<River> rivers;
    private String name;
    private String length;
    private String discharge;
  
    public ForEachController() {
      reset();
    }
  
    public List<River> getRivers() {
      return rivers;
    }
  
    public String getName() {
      return name;
    }
  
    public void setName(final String name) {
      this.name = name;
    }
  
    public String getLength() {
      return length;
    }
  
    public void setLength(final String length) {
      this.length = length;
    }
  
    public String getDischarge() {
      return discharge;
    }
  
    public void setDischarge(final String discharge) {
      this.discharge = discharge;
    }
  
    public String addNewRiver() {
      rivers.add(new River(name, Integer.valueOf(length), Integer.valueOf(discharge)));
      resetInputFields();
      return null;
    }
  
    public String reset() {
      rivers = new ArrayList<>(Arrays.asList(
          new River("Nile", 6853, 2830),
          new River("Amazon", 6437, 209000),
          new River("Yangtze", 6300, 30166)));
      resetInputFields();
      return null;
    }
  
    private void resetInputFields() {
      name = null;
      length = null;
      discharge = null;
    }
  
    public class River implements Serializable {
      private String name;
      private int length;
      private int discharge;
  
      public River(final String name, final int length, final int discharge) {
        this.name = name;
        this.length = length;
        this.discharge = discharge;
     }
 
     public String getName() {
       return name;
     }
 
     public int getLength() {
       return length;
     }
 
     public int getDischarge() {
       return discharge;
     }
   }
 }