#include "Directory.h"
#include "Bucket.h"
#include "Bucketfile.h"
#include "hash.h"



#include <fstream>
#include <iostream>
#include <string>
#include <iomanip>     // for setw, setiosflags, etc...
using namespace std;



Bucket::Bucket(Directory & dir, int maxKeys)//constructor
:Dir(dir)
{
   Index =0;
   BucketAddr = 0;
   Depth = 0;
   Numlines =0;
}

// Accessors for the index
int Bucket::getIndex() const
{
  return Index;
}

void Bucket::setIndex(int newIndex)
{
  Index = newIndex;
}

int Bucket::Insert(long key, int recAddr)
{
   MaxKeySize=5;

   setIndex(hash(key,Dir.Depth));

   if (NumKeys<MaxKeySize)
   {
	   Dir.StoreBucket(Dir.CurrentBucket,key,recAddr,NumKeys);
      	  
   }
   else
   {
       Numlines ++;
	   if(Dir.Restributing==0) //not Restributing
	   {
	   Curbuffer[0]=key;
	   Curbuffer[1]=recAddr;
	   }
	   Split(Numlines);

   }
	return 1;
}

int Bucket::Split(int Numlines)
{
  int newIndex;
  if(Depth == Dir.Depth) // no room to split this bucket
  {
	  Dir.DoubleSize();
	  newIndex=getIndex()*2+1;
  }
  else
  {
	  newIndex=getIndex();
  }
  MaxKeySize=5;

  Depth ++;

  Dir.InsertBucket(Dir.CurrentBucket,Numlines, newIndex);



 // Redistribute

	Dir.Restributing=1;

	for(int u=0;u<5;u++)
  {	
  Dir.Insert(BucketContent[2*u],BucketContent[2*u+1]);
  }
  Dir.Insert(Curbuffer[0],Curbuffer[1]);//insert the number

   	Dir.Restributing=0;
 
  return 0;

}