package de.hdm_stuttgart.mi.sd1.store;

/**
 * A container holding a fixed
 *  number of integer values.
 *
 */
public class IntegerStore {

  final int defaulc = 4;
  int[] values ; // Array containing our values
  int numValues = 0;            // Number of values present in the container so far.


  public IntegerStore(){
      values = new int[defaulc];
  }

  /**
   * Create a new integer store being able to
   * hold a fixed number of values.
   *
   * @param capacity The number of values this store may contain
   */
  public IntegerStore(int capacity) {
    values = new int[capacity]; // TODO
  }

  /**
   * @return The number of elements the store may
   * hold, see {@link #BoundedIntegerStore(int)}.
   */
  public int getCapacity() {
    return values.length; // TODO
  }

  /**
   * @return The number of values being contained.
   */
  public int getNumValues() {
    return numValues; // TODO
  }

  /**
   * Insert a new value into our container
   *
   * @param value The value to be inserted. This will increment
   * {@link #getNumValues()} by one.
   *
   */
  public void addValue(int value) {
      int t = 0;
      if(numValues>=values.length){
          int tmp[] = values;
          values = new int[tmp.length*2];
          for (int i = 0; i < tmp.length; i++) {
            values[i] = tmp[i];
        }
      }
      if(values.length!=0)
          for (int j = 0; j < values.length; j++) {
              if(value<values[j]){
                  t=values[j];
                  values[j] = value;
                  addValue(t);
              }else{
                  values[numValues++] = value;
              }
        }else{
              values[numValues++] = value;
        }
    // TODO;
  }

  /**
   * Access the value at a given index
   *
   * @param index The desired value's index
   * @return The desired value. Precondition: index &lt; {@link #getNumValues()}}
   *
   */
  public int getValue(int index) {
    return values[index]; // TODO
  }

  /**
   * @return The array of values entered so far
   */
  public int[] getValues() {
      int[] a = new int[numValues];
      for (int i = 0; i < a.length; i++) {
        a[i] = values[i];
    }
      return a;
  }

  public double getAverage(){
      double average = 0;
      for (int i = 0; i < values.length; i++) {
          average += values[i];
      }
      return average/numValues;
  }

  public void clear(){
      values = new int[defaulc];
      numValues = 0;
  }
}