/*
  Copyright (C) 2000-2004 SKYRIX Software AG

  This file is part of 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 <SOGoUI/UIxComponent.h>

/*
 AnaisUidSelector
 
 Modifiable list of uids used to select multiple calendars for viewing at once.
*/

@interface AnaisUidSelector : UIxComponent
{
    NSArray *calendarUIDs;
    NSString *uid;
    NSString *userUid;
}

- (NSString *)prettyUid;
- (NSString *)userUid;
- (NSString *)_colorizedUid:(NSString *)_uid;
- (NSString *)showHref;

- (NSString *)jsCode;

@end

#include "common.h"
#include <NGObjWeb/SoUser.h>

@implementation AnaisUidSelector

- (id)init {
    self = [super init];
    if(self) {
    }
    return self;
}

- (void)dealloc {
    [self->calendarUIDs release];
    [self->uid release];
    [self->userUid release];
    [super dealloc];
}

- (void)setCalendarUIDs:(NSArray *)_calendarUIDs {
    ASSIGN(self->calendarUIDs, _calendarUIDs);
}
- (NSArray *)calendarUIDs {
    return self->calendarUIDs;
}
- (void)setUid:(NSString *)_uid {
    ASSIGN(self->uid, _uid);
}
- (NSString *)uid {
    return self->uid;
}
- (NSString *)prettyUid {
    if([self->calendarUIDs objectAtIndex:0] == self->uid)
        return [self _colorizedUid:self->uid];
    return [NSString stringWithFormat:@", %@", [self _colorizedUid:self->uid]];
}

- (NSString *)_colorizedUid:(NSString *)_uid {
    if([_uid isEqualToString:[self userUid]]) {
        _uid = [NSString stringWithFormat:@"<span class=\""
                                          @"anais_me\">%@</span>",
            _uid];
    }
    return _uid;
}

/* Href */

- (NSString *)showHref {
    return [self completeHrefForMethod:@"show"];
}


/* Helper */

- (NSString *)userUid {
    if(self->userUid)
        return self->userUid;

    ASSIGN(self->userUid, [[self user] login]);
    return self->userUid;
}

- (NSString *)calendarUIDString {
    return [[self calendarUIDs] componentsJoinedByString:@","];
}

/* this is to determine the initial visibility of the 'addMeToo' button */
- (NSString *)meTooStyle {
    if([[self calendarUIDs] containsObject:userUid])
        return @"visibility:hidden";
    return @"visibility:visible";
}

/* JavaScript */

- (NSString *)jsCode {
    static NSString *script = \
    @"function clearElementWithId(elemId) {\n"
    @"  var o = document.getElementById(elemId);\n"
    @"  var dst = o.parentNode;\n"
    @"  var n = document.createElement('td');\n"
    @"  n.setAttribute('id', elemId);\n"
    @"  n.setAttribute('align', 'left');\n"
    @"  n.setAttribute('class', 'anais_uids');\n"
    @"  dst.replaceChild(n, o);\n"
    @"}\n"
    @"function clearUidList() {\n"
    @"  clearElementWithId('anaisUIDList');\n"
    @"  var e = document.getElementById('anaisUIDString');\n"
    @"  e.setAttribute('value', '');\n"
    @"  var td = document.getElementById('addMeToo');\n"
    @"  td.setAttribute('style', 'visibility:visible');\n"
    @"  td = document.getElementById('clearUidList');\n"
    @"  td.setAttribute('style', 'visibility:hidden');\n"
    @"  td = document.getElementById('showUidList');\n"
    @"  td.setAttribute('style', 'visibility:hidden');\n"
    @"}\n"
    @"function addMeToo() {\n"
    @"  addUid('', '', '', '', '%@', '');\n"
    @"  var td = document.getElementById('addMeToo');\n"
    @"  td.setAttribute('style', 'visibility:hidden');\n"
    @"}\n"
    @"function addUidFromAnais() {\n"
    @"  var uid = arguments[2]; \n"
    @"  addUid('','','','',uid,''); \n"
    @"}\n"
    @"function addUid(division, cn, dn, email, uid, sn) {\n"
    @"  if(!uid)\n"
    @"    return;\n"
    @"  var e = document.getElementById('anaisUIDString');\n"
    @"  var s = e.getAttribute('value');\n"
    @"  if(s)\n"
    @"    s = s + ',' + uid;\n"
    @"  else\n"
    @"    s = uid;\n"
    @"  e.setAttribute('value', s);\n"
    @"  var td = document.getElementById('anaisUIDList');\n"
    @"  var text;\n"
    @"  if(td.hasChildNodes()) {\n"
    @"    text = document.createTextNode(', ');\n"
    @"    td.appendChild(text);\n"
    @"  }\n"
    @"  text = document.createTextNode(uid);\n"
    @"  if(uid == '%@') {\n"
    @"    var span = document.createElement('span');\n"
    @"    span.setAttribute('class', 'anais_me');\n"
    @"    span.appendChild(text);\n"
    @"    td.appendChild(span);\n"
    @"  }\n"
    @"  else {\n"
    @"    td.appendChild(text);\n"
    @"  }\n"
    @"  td = document.getElementById('clearUidList');\n"
    @"  td.setAttribute('style', 'visibility:visible');\n"
    @"  td = document.getElementById('showUidList');\n"
    @"  td.setAttribute('style', 'visibility:visible');\n"
    @"}\n"
    @"";
    
    return [NSString stringWithFormat:script,
        [self userUid], [self userUid]];
}

@end