/*
  Copyright (C) 2000-2005 SKYRIX Software AG

  This file is part of OpenGroupware.org.

  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.
*/

#include <EOControl/EOControl.h>
#include "common.h"
#include "SkyBusinessCardGathering.h"
#include <OGoContacts/SkyEnterpriseDataSource.h>
#include <OGoContacts/SkyPersonDataSource.h>
#include <OGoContacts/SkyPersonDocument.h>

@implementation SkyBusinessCardGathering

static BOOL OGoCardGathering_CreateContactsAsPrivate  = NO;
static BOOL OGoCardGathering_CreateContactsAsReadonly = NO;
static BOOL    debugOn = NO;
static NSArray *typeOrderings = nil;

+ (void)initialize {
  NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
  
  if (typeOrderings == nil) {
    EOSortOrdering *to;
    
    to = [[EOSortOrdering alloc] initWithKey:@"type" 
				 selector:EOCompareAscending];
    typeOrderings = [[NSArray alloc] initWithObjects:&to count:1];
    [to release]; to = nil;
  }
  
  if ((debugOn = [ud boolForKey:@"OGoCardGatheringDebugEnabled"]))
    NSLog(@"Note(SkyBusinessCardGathering): debugging is enabled!");
  
  OGoCardGathering_CreateContactsAsPrivate  =
    [ud boolForKey:@"OGoCardGathering_CreateContactsAsPrivate"];
  OGoCardGathering_CreateContactsAsReadonly = 
    [ud boolForKey:@"OGoCardGathering_CreateContactsAsReadonly"];
}

/* defaults */

- (NSUserDefaults *)userDefaults {
  return [(OGoSession *)[self session] userDefaults];
}

- (NSArray *)defPersonTeleTypes {
  return [[[self userDefaults] dictionaryForKey:@"LSTeleType"]
                 objectForKey:@"Person"];
}
- (NSArray *)defPersonGatheringPhones {
  return [[self userDefaults] arrayForKey:@"person_gathering_phones"];
}

- (void)_setupPhoneTypesFromDefaults {
  NSEnumerator   *p;
  NSMutableArray *array;
  id             obj;
  NSArray        *wanted;
  
  p      = [[self defPersonTeleTypes] objectEnumerator];
  wanted = [self defPersonGatheringPhones];
  array  = [[NSMutableArray alloc] initWithCapacity:16];
      
  while ((obj = [p nextObject]) != nil) {
    NSMutableDictionary *md;
    
    md = [NSMutableDictionary dictionaryWithObject:obj forKey:@"type"];
    if ([wanted containsObject:obj])
      [array addObject:md];
    else
      [self->otherPhones addObject:md];
  }
  self->phones = [array copy];
  [array release];
}

- (id)init {
  if ((self = [super init])) {
    self->gatheringPerson   = 
      [[NSMutableDictionary alloc] initWithCapacity:16];
    self->gatheringCompany  = 
      [[NSMutableDictionary alloc] initWithCapacity:16];
    self->companySearchList = 
      [[NSMutableArray alloc] initWithCapacity:64];
    self->addedCompanies    = 
      [[NSMutableArray alloc] initWithCapacity:64];
    self->otherPhones       = 
      [[NSMutableArray alloc] initWithCapacity:5];
    
    [self _setupPhoneTypesFromDefaults];
  }
  return self;
}

- (void)dealloc {
  [self->gatheringPerson    release];
  [self->gatheringCompany   release];
  [self->item               release];
  [self->companySearchList  release];
  [self->addedCompanies     release];
  [self->searchCompanyField release];
  [self->phones             release];
  [self->otherPhones        release];
  [self->categories         release];
  [super dealloc];
}

/* accessors */

- (NSMutableDictionary *)gatheringPerson {
  return self->gatheringPerson;
}

- (NSMutableDictionary *)gatheringCompany {
  return self->gatheringCompany;
}

- (void)setCompanySearchList:(NSMutableArray *)_list {
  ASSIGN(self->companySearchList, _list);
}
- (NSMutableArray *)companySearchList {
  return self->companySearchList;
}

- (void)setAddedCompanies:(NSMutableArray *)_comp {
  ASSIGN(self->addedCompanies, _comp);
}
- (NSMutableArray *)addedCompanies {
  return self->addedCompanies;
}

- (void)setSearchCompanyField:(NSString *)_field {
  ASSIGNCOPY(self->searchCompanyField, _field);
}
- (NSString *)searchCompanyField {
  return self->searchCompanyField;
}

- (void)setItem:(id)_item {
  ASSIGN(self->item, _item);
}
- (id)item {
  return self->item;
}

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

- (void)setCategoryIndex:(int)_idx {
  self->categoryIndex = _idx;
}
- (int)categoryIndex {
  return self->categoryIndex;
}

- (NSString *)nilDummy {
  return @"";
}

- (void)_setCategoryCount:(int)_cnt {
  [[self userDefaults] setObject:[NSNumber numberWithInt:_cnt]
                       forKey:@"person_gathering_category_count"];
}
- (int)categoryCount {
  unsigned cnt;
  
  cnt = [[[self userDefaults]
                objectForKey:@"person_gathering_category_count"] intValue];
  if (cnt < 1) {
    [self _setCategoryCount:1];
    return 1;
  }
  return cnt;
}

- (NSMutableArray *)categories {
  int cnt;
  
  cnt = [self categoryCount];
  if (self->categories == nil) {
    self->categories =
      [[NSMutableArray alloc] initWithCapacity:cnt];
  }
  while ([self->categories count] < cnt)
    [self->categories addObject:[self nilDummy]];
  while ([self->categories count] > cnt)
    [self->categories removeLastObject];
  
  return self->categories;
}

- (void)setCategory:(NSString *)_cat {
  NSMutableArray *ma;
  
  ma = [self categories];
  if (self->categoryIndex >= [self categoryCount]) {
    [self warnWithFormat:@"%s: invalid category index: %d [count: %d]",
	  __PRETTY_FUNCTION__,
          self->categoryIndex, [self categoryCount]];
    return;
  }
  [ma replaceObjectAtIndex:self->categoryIndex
      withObject:(_cat == nil) ? [self nilDummy] : _cat];
}
- (NSString *)category {
  NSString *cat;
  
  if ([[self categories] count] < (self->categoryIndex + 1)) 
    return nil;
  
  cat = [[self categories] objectAtIndex:self->categoryIndex];
  return (cat == [self nilDummy]) ? nil : cat;
}

- (BOOL)isLastCategory {
  return ((self->categoryIndex + 1) == [self categoryCount]) ? YES : NO;
}
- (BOOL)moreThan1Category {
  return ([self categoryCount] > 1) ? YES : NO;
}
- (BOOL)hasMoreCategories {
  return ([[[self session] categoryNames] count] > [self categoryCount]);
}

/* actions for the categories */

- (id)decreaseCategories {
  unsigned cnt;
  
  cnt = [self categoryCount];
  if (cnt > 1) [self _setCategoryCount:cnt-1];
  [[[self session] userDefaults] synchronize];
  return nil;
}
- (id)increaseCategories {
  [self _setCategoryCount:[self categoryCount] + 1];
  [[[self session] userDefaults] synchronize];
  return nil;
}

- (NSString *)phoneLabel {
  NSString *labelKey;

  labelKey = [(NSDictionary *)self->item objectForKey:@"type"];
  return [[self labels] valueForKey:labelKey];
}

- (void)setPhoneInfo:(NSString *)_info {
  [self->item takeValue:_info forKey:@"info"];
}
- (NSString *)phoneInfo {
  return [self->item valueForKey:@"info"];
}
- (void)setPhoneNumber:(NSString *)_number {
  [self->item takeValue:_number forKey:@"number"];
}
- (NSString *)phoneNumber {
  return [self->item valueForKey:@"number"];
}

/* page component type */

- (BOOL)isEditorPage {
  return YES;
}

/* commands */

- (NSArray *)_searchEnterpriseEOsWithDescription:(NSString *)_s {
  return [self runCommand:@"enterprise::extended-search",
                 @"operator",    @"OR",
                 @"description", _s,
               nil];
}

- (id)_createPersonWithParameters:(NSDictionary *)_record {
  return [self runCommand:@"person::new" arguments:self->gatheringPerson];
}
- (id)_createEnterpriseWithParameters:(NSDictionary *)_record {
  return [self runCommand:@"enterprise::new" arguments:self->gatheringCompany];
}

- (NSArray *)_fetchPersonEOsForEnterpriseEO:(id)_e {
  return [self runCommand:@"enterprise::get-persons", @"enterprise", _e, nil];
}

- (void)_setPersonEOs:(NSArray *)_persons forEnterpriseEO:(id)_enterprise {
  [self runCommand:@"enterprise::set-persons",
          @"group",   _enterprise,
          @"members", _persons, nil];        
}

- (id)_createAddressWithParameters:(NSDictionary *)_record {
  return [self runCommand:@"address::new" arguments:_record];
}
- (id)_updateAddressWithParameters:(NSDictionary *)_record {
  return [self runCommand:@"address::set" arguments:_record];
}

/* notifications */

- (NSNotificationCenter *)notificationCenter {
  static NSNotificationCenter *nc = nil;
  if (nc == nil) nc = [[NSNotificationCenter defaultCenter] retain];
  return nc;
}

- (void)postPersonCreated:(id)_person {
  [[self notificationCenter] postNotificationName:SkyNewPersonNotification
                             object:_person];
}
- (void)postEnterpriseCreated:(id)_enterprise {
  // TODO: shouldn't we add the enterprise as the parameter?
  [[self notificationCenter] postNotificationName:SkyNewEnterpriseNotification
                             object:nil];
}

/* check values */

- (BOOL)isGatheringPersonNameSet {
  return [[self->gatheringPerson valueForKey:@"name"] isNotNull];
}
- (BOOL)isGatheringCompanyNameSet {
  return [[self->gatheringCompany valueForKey:@"description"] isNotNull];
}
- (BOOL)hasAddedCompanies {
  return [self->addedCompanies isNotEmpty];
}

- (BOOL)validateForEditorSave {
  if (![self isGatheringPersonNameSet]) { // TODO: localize
    [self setErrorString:@"no name for person is set"];
    return NO;
  }
  
  if (![self isGatheringCompanyNameSet] && ![self hasAddedCompanies]) {
    [self setErrorString:@"no name for enterprise is set"]; // TODO: localize
    return NO;
  }
  
  return YES;
}

- (void)applyPhonesOnGatheringPerson {
  NSArray        *t;
  NSMutableArray *tels;
  
  tels = [[NSMutableArray alloc] initWithArray:self->otherPhones];
  [tels addObjectsFromArray:self->phones];
  
  t = [tels sortedArrayUsingKeyOrderArray:typeOrderings];
  [self->gatheringPerson setObject:t forKey:@"telephones"];
  [tels release];
}

- (void)applyKeywordsOnGatheringPerson {
  NSMutableString *str;
  NSEnumerator    *e;
  NSString        *one;
  int             idx;
    
  str = [NSMutableString stringWithCapacity:128];
  e   = [self->categories objectEnumerator];
  idx = -1;
  while ((one = [e nextObject]) != nil) {
    idx++;
    if (one == [self nilDummy]) 
      continue;
      
    if ([self->categories indexOfObject:one] == idx) {
      // no double categories
      if ([str length] == 0)
	[str appendString:one];
      else
	[str appendFormat:@", %@", one];
    }
  }

  [self->gatheringPerson setObject:str forKey:@"keywords"];
}

- (void)applyDerivedAttributesOnPerson {
  NSNumber *ownerId;
  
  /* use nickname as description */
  
  [self->gatheringPerson
       setObject:[self->gatheringPerson objectForKey:@"nickname"]
       forKey:@"description"];

  /* set owner */
  
  ownerId = [[[self session] activeAccount] valueForKey:@"companyId"];
  [self->gatheringPerson takeValue:ownerId forKey:@"ownerId"];
  
  if (OGoCardGathering_CreateContactsAsPrivate) {
    [self->gatheringPerson 
	 takeValue:[NSNumber numberWithBool:YES] forKey:@"isPrivate"];
  }
  if (OGoCardGathering_CreateContactsAsReadonly) {
    [self->gatheringPerson 
	 takeValue:[NSNumber numberWithBool:YES] forKey:@"isReadonly"];
  }
  
  /* extended records */
  
  [self applyPhonesOnGatheringPerson];
  [self applyKeywordsOnGatheringPerson];
}

/* company support */

- (void)associateNewPersonEO:(id)_person withCompanies:(NSArray *)_companies {
  NSEnumerator   *enumerator;
  NSMutableArray *persons;
  id             company;

  if (![_person isNotNull])
    return;
  
  enumerator = [_companies objectEnumerator];
  
  persons = nil; // TODO: explain!
  while ((company = [enumerator nextObject]) != nil) {
    [persons release]; persons = nil;
    persons = [[self _fetchPersonEOsForEnterpriseEO:company] mutableCopy];
    
    if ([persons containsObject:_person])
      continue;
    
    [persons addObject:_person];
    [self _setPersonEOs:persons forEnterpriseEO:company];
    [self _fetchPersonEOsForEnterpriseEO:company]; /* rerun to update faults */
  }
  [persons release]; persons = nil;
}

- (BOOL)shouldUseLoginAsCompanyContact {
  // TODO: make configurable?
  return NO;
}

- (id)findBillAddressEOInCompanyEO:(id)company {
  NSEnumerator *enumerator;
  id           obj;
  
  // TODO: replace access of relationship fault with address::get
  enumerator = [[company valueForKey:@"toAddress"] objectEnumerator];
    
  while ((obj = [enumerator nextObject]) != nil) {
    if ([[obj valueForKey:@"type"] isEqual:@"bill"])
      return obj;
  }
  return nil;
}

- (void)createNewCompanyForPersonEO:(id)person {
  NSNumber *loginId;
  id billAddressEO;
  id company = nil;
  
  if (![person isNotNull]) {
    [self logWithFormat:@"ERROR: missing person for card company?!"];
    return;
  }
  
  [self->gatheringCompany
       setObject:[self->gatheringPerson objectForKey:@"comment"]
       forKey:@"comment"];
  [self->gatheringCompany
       setObject:[self->gatheringPerson objectForKey:@"keywords"]
       forKey:@"keywords"];
  
  /* set owner */
  
  loginId = [[[self session] activeAccount] valueForKey:@"companyId"];
  [self->gatheringCompany setObject:loginId forKey:@"ownerId"];

  if (OGoCardGathering_CreateContactsAsPrivate) {
    [self->gatheringCompany 
	 takeValue:[NSNumber numberWithBool:YES] forKey:@"isPrivate"];
  }
  if (OGoCardGathering_CreateContactsAsReadonly) {
    [self->gatheringCompany
	 takeValue:[NSNumber numberWithBool:YES] forKey:@"isReadonly"];
  }
  
  /* set contact */

  [self->gatheringCompany 
       setObject:
	 ([self shouldUseLoginAsCompanyContact] ? loginId : (id)[EONull null])
       forKey:@"contactId"];
  
  /* create using command */
  
  company = [self _createEnterpriseWithParameters:self->gatheringCompany];
  [self postEnterpriseCreated:company];

  /* assign persons */
  
  [self _setPersonEOs:[NSArray arrayWithObject:person] 
	forEnterpriseEO:company];
  
  /* do something with the address */
  
  if ((billAddressEO = [self findBillAddressEOInCompanyEO:company]) != nil) {
    [self->gatheringCompany 
	 setObject:[billAddressEO valueForKey:@"addressId"] 
	 forKey:@"addressId"];
  }
  
  [self->gatheringCompany setObject:@"bill" forKey:@"type"];
  [self->gatheringCompany
       setObject:[company valueForKey:@"companyId"]
       forKey:@"companyId"];
  
  if ([[self->gatheringCompany valueForKey:@"addressId"] isNotNull])
    [self _updateAddressWithParameters:self->gatheringCompany];
  else
    [self _createAddressWithParameters:self->gatheringCompany];
}

/* actions */

- (id)companySearch {
  NSArray *result;

  [self->companySearchList removeAllObjects];
  result = [self _searchEnterpriseEOsWithDescription:self->searchCompanyField];
  if (result) [self->companySearchList addObjectsFromArray:result];
  return nil; /* stay on page */
}

- (id)save {
  // TODO: clean up this mess
  id person = nil;

  /* validate form parameters */

  if (debugOn) [self debugWithFormat:@"validate for save ..."];
  if (![self validateForEditorSave])
    return nil;

  /* fill person record */
  
  [self applyDerivedAttributesOnPerson];
  if (debugOn) 
    [self debugWithFormat:@"applied attributes: 0x%08X",self->gatheringPerson];
  
  /* create person */
  
  person = [self _createPersonWithParameters:self->gatheringPerson];
  if (debugOn) [self debugWithFormat:@"created person: 0x%08X", person];
  [self postPersonCreated:person];
  
  /* process assigned companies or create a new one */
  
  if ([self->addedCompanies isNotEmpty]) {
    if (debugOn) {
      [self debugWithFormat:@"associate with %d companies ...", 
	      [self->addedCompanies count]];
    }
    [self associateNewPersonEO:person withCompanies:self->addedCompanies];
  }
  else {
    if (debugOn) [self debugWithFormat:@"create new company ..."];
    [self createNewCompanyForPersonEO:person];
  }
  
  /* finish */
  
  if (debugOn) [self debugWithFormat:@"done, created card."];
  [self leavePage];
  return nil;
}

- (id)cancel {
  // TODO: can't we return the result of -leavePage? 'nil' usually means
  //       that we stay on the page ...
  [self leavePage];
  return nil;
}

/* accessor */

- (void)presetGatheringPerson:(id)_person {
  // TODO: what is this used for?
  NSDictionary *values;
  
  if ([_person isKindOfClass:[SkyPersonDocument class]])
    values = [_person asDict];
  else if ([_person isKindOfClass:[NSDictionary class]])
    values = _person;
  else
    values = nil;
  
  if ([values isNotNull])
    [self->gatheringPerson addEntriesFromDictionary:values];
  else {
    [self logWithFormat:@"%s: unable to preset values from object: %@ (%@)",
          __PRETTY_FUNCTION__, _person, NSStringFromClass([_person class])];
    [self setErrorString:@"unable to preset values"];
  }
}

/* KVC */

- (void)takeValue:(id)_val forKey:(NSString *)_key {
  if ([_key isEqualToString:@"presetGatheringPerson"]) {
    [self presetGatheringPerson:_val];
    return;
  }
  [super takeValue:_val forKey:_key];
}

/* debugging */

- (BOOL)isDebuggingEnabled {
  return debugOn;
}

@end /* SkyBusinessCardGathering */