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package com.backendless.hive;

import java.util.Set;
import java.util.WeakHashMap;
import java.util.concurrent.CompletableFuture;


public final class Hive
{
  private final static WeakHashMap hives = new WeakHashMap<>();
  private final static WeakHashMap> listHives = new WeakHashMap<>();
  private final static WeakHashMap> setHives = new WeakHashMap<>();
  private final static WeakHashMap> sortedSetHives = new WeakHashMap<>();
  private final static WeakHashMap> mapHives = new WeakHashMap<>();
  private static final HiveManagement hiveManagement = HiveManagement.getInstance();

  private final String hiveName;
  private final HiveKeyValue hiveKeyValue;

  private final HiveGeneralWithoutStoreKey generalKeyValueOps;
  private final HiveGeneralWithoutStoreKey generalListOps;
  private final HiveGeneralWithoutStoreKeyForSet generalSetOps;
  private final HiveGeneralWithoutStoreKeyForSortedSet generalSortedSetOps;
  private final HiveGeneralWithoutStoreKey generalMapOps;

  private Hive( String name )
  {
    this.hiveName = name;
    this.generalKeyValueOps = new HiveGeneralWithoutStoreKey( hiveName, StoreType.KeyValue, hiveManagement );
    this.hiveKeyValue = new HiveKeyValue( hiveName, generalKeyValueOps );
    this.generalListOps = new HiveGeneralWithoutStoreKey( hiveName, StoreType.List, hiveManagement );
    this.generalSetOps = new HiveGeneralWithoutStoreKeyForSet( hiveName, StoreType.Set, hiveManagement );
    this.generalSortedSetOps = new HiveGeneralWithoutStoreKeyForSortedSet( hiveName, StoreType.SortedSet, hiveManagement );
    this.generalMapOps = new HiveGeneralWithoutStoreKey( hiveName, StoreType.Map, hiveManagement );
  }

  public static Hive getOrCreate( String name )
  {
    Hive hive = hives.get( name );
    if( hive == null )
    {
      hive = new Hive( name );
      hives.put( name, hive );
    }
    return hive;
  }

  // ----------------------------------------

  public static CompletableFuture> getNames()
  {
    return hiveManagement.getNames();
  }

  public static CompletableFuture create( String name )
  {
    return hiveManagement.create( name );
  }

  public static CompletableFuture rename( String name, String newName )
  {
    return hiveManagement.rename( name, newName );
  }

  public static CompletableFuture delete( String name )
  {
    return hiveManagement.delete( name );
  }

  public static CompletableFuture deleteAll()
  {
    return hiveManagement.deleteAll();
  }

  // ----------------------------------------

  public HiveKeyValue KeyValueStore()
  {
    return hiveKeyValue;
  }

  public HiveGeneralWithoutStoreKey ListStore()
  {
    return this.generalListOps;
  }

  public HiveList