/*
  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>
#include <Foundation/Foundation.h>
#include <NGExtensions/NGExtensions.h>


@interface UIxCalYearOverview : UIxComponent
{
    NSArray *row;
    NSCalendarDate *month;
}

- (NSCalendarDate *)startDate;
- (NSDictionary *)queryParametersBySettingSelectedDate:(NSCalendarDate *)_date;
- (void)setSelectedDateQueryParameter:(NSCalendarDate *)_newDate
                         inDictionary:(NSMutableDictionary *)_qp;

@end


@implementation UIxCalYearOverview

/* init & dealloc */

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


/* accessors */

- (void)setRow:(NSArray *)_row {
    ASSIGN(self->row, _row);
}

- (NSArray *)row {
    return self->row;
}

- (void)setMonth:(NSCalendarDate *)_date {
    ASSIGN(self->month, _date);
}

- (NSCalendarDate *)month {
    return self->month;
}

- (int)year {
    return [[self selectedDate] yearOfCommonEra];
}

- (NSArray *)arrayOfDateArrays {
    NSCalendarDate *startDate;
    NSMutableArray *result, *tmp;
    unsigned rowIdx, columnIdx;
    int monthOffset = 0;

    startDate = [self startDate];
    result = [[NSMutableArray alloc] initWithCapacity:3];
    for(rowIdx = 0; rowIdx < 3; rowIdx++) {
        tmp = [[NSMutableArray alloc] initWithCapacity:4];
        for(columnIdx = 0; columnIdx < 4; columnIdx++) {
            NSCalendarDate *date;
            
            date = [startDate dateByAddingYears:0
                                         months:monthOffset
                                           days:0];
            [tmp addObject:date];
            monthOffset++;
        }
        [result addObject:tmp];
        [tmp release];
    }
    return [result autorelease];
}


/* date ranges */

- (NSCalendarDate *)startDate {
    return [[[NSCalendarDate alloc] initWithYear:[self year] month:1 day:1
                                    hour:0 minute:0 second:0
                                    timeZone:[self viewTimeZone]] autorelease];
}

- (NSCalendarDate *)endDate {
    return nil;
}


/* URLs */

- (NSDictionary *)todayQueryParameters {
    NSCalendarDate *date;
    
    date = [NSCalendarDate date]; /* today */
    return [self queryParametersBySettingSelectedDate:date];
}

- (NSDictionary *)queryParametersBySettingSelectedDate:(NSCalendarDate *)_date {
    NSMutableDictionary *qp;
    
    qp = [[self queryParameters] mutableCopy];
    [self setSelectedDateQueryParameter:_date inDictionary:qp];
    return [qp autorelease];
}

- (void)setSelectedDateQueryParameter:(NSCalendarDate *)_newDate
                         inDictionary:(NSMutableDictionary *)_qp;
{
    if(_newDate != nil)
        [_qp setObject:[self dateStringForDate:_newDate] forKey:@"day"];
    else
        [_qp removeObjectForKey:@"day"];
}

- (NSDictionary *)prevYearQueryParameters {
    NSCalendarDate *date;
    
    date = [[self startDate] dateByAddingYears:-1
                                        months:0
                                          days:0
                                         hours:0
                                       minutes:0
                                       seconds:0];
    return [self queryParametersBySettingSelectedDate:date];
}

- (NSDictionary *)nextYearQueryParameters {
    NSCalendarDate *date;
    
    date = [[self startDate] dateByAddingYears:1
                                        months:0
                                          days:0
                                         hours:0
                                       minutes:0
                                       seconds:0];
    return [self queryParametersBySettingSelectedDate:date];
}

@end