/*
 Copyright (C) 2000-2003 Max Berger

 This file is part of libsyncml, written for the OpenGroupware project (OGo)

 OGo is free software; you can redistribute it and/or modify it under
 the terms of the GNU Lesser General Public License as published by the
 Free Software Foundation; either version 2, or (at your option) any
 later version.

 OGo is distributed in the hope that it will be useful, but WITHOUT ANY
 WARRANTY; without even the implied warranty of MERCHANTABILITY or
 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
 License for more details.

 You should have received a copy of the GNU Lesser General Public
 License along with OGo; see the file COPYING.  If not, write to the
 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 02111-1307, USA.
 */
// $Id$

#include "SyncML.h"
#include "SyncMLSessionState.h"
#include "SyncMLSessionStatesStore.h"

@implementation SyncMLSessionStatesStore

static SyncMLSessionStatesStore *theStore = nil; // THREAD

+ (SyncMLSessionStatesStore *)getSyncMLSessionStatesStore {
  if (theStore == nil)
    theStore = [[SyncMLSessionStatesStore alloc]init];
  return theStore;
}

+ (void)deleteSyncMLSessionStatesStore {
  [theStore release];
  theStore = nil;
}

- (id)init {
  if ((self = [super init])) {
    self->sessions = [[NSMutableDictionary alloc]init];
  }
  return self;
}

- (void)dealloc {
  [self->sessions release];
  [super dealloc];
}

- (SyncMLSessionState*)_newStateWithID:(NSString *)_sessionID {
  SyncMLSessionState *state =
    [[SyncMLSessionState alloc]initWithSessionID:_sessionID];
  [self->sessions setObject:state forKey:_sessionID];
  [state release];
  return [self->sessions objectForKey:_sessionID];
}

- (SyncMLSessionState*)getStateForID:(NSString *)_sessionID {
  SyncMLSessionState *state = [self->sessions objectForKey:_sessionID];
  if (state == nil) {
    NSLog(@"State %@ not found, creating new one!",_sessionID);
    state = [self _newStateWithID:_sessionID];
  }
  return state;
}

- (SyncMLSessionState*)newState {
    NSString *sessionID = [NSString stringWithFormat:@"LIBSYNCML %@",
				    [SyncML extendedTimeStamp]];
    // FIXME: Check sessionID in existing states. This is low priority since
    //        sessionID is generated by clients which have only one state
    //        anyways...
    return [self _newStateWithID:sessionID];
}


- (NSData *)serialize {
  // FIXME!
  return nil;
}

- (void)deserialize {
  // FIXME!
}

@end /* SyncMLSessionStatesStore */