/* ContactDetailsTableViewController.m
 *
 * Copyright (C) 2012  Belledonne Comunications, Grenoble, France
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or   
 *  (at your option) any later version.                                 
 *                                                                      
 *  This program 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 General Public License for more details.                
 *                                                                      
 *  You should have received a copy of the GNU General Public License   
 *  along with this program; if not, write to the Free Software         
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */ 

#import "ContactDetailsTableViewController.h"
#import "PhoneMainView.h"
#import "UIEditableTableViewCell.h"
#import "UACellBackgroundView.h"
#import "UILinphone.h"
#import "OrderedDictionary.h"
#import "FastAddressBook.h"
#import "Utils.h"

@interface Entry : NSObject

@property (assign) ABMultiValueIdentifier identifier;

@end

@implementation Entry

@synthesize identifier;

#pragma mark - Lifecycle Functions

- (id)initWithData:(ABMultiValueIdentifier)aidentifier {
    self = [super init];
    if (self != NULL) {
        [self setIdentifier:aidentifier];
    }
    return self;
}

- (void)dealloc {
    [super dealloc];
}

@end


@implementation ContactDetailsTableViewController

enum _ContactSections {
    ContactSections_None = 0,
    ContactSections_Number,
    ContactSections_Sip,
    ContactSections_MAX
};

static const int contactSections[ContactSections_MAX] = {ContactSections_None, ContactSections_Number, ContactSections_Sip};

@synthesize footerController;
@synthesize headerController;
@synthesize contactDetailsDelegate;
@synthesize contact;

#pragma mark - Lifecycle Functions

- (void)initContactDetailsTableViewController {
    dataCache = [[NSMutableArray alloc] init];
    labelArray = [[NSMutableArray alloc] initWithObjects:
                  @"Linphone",
                  [NSString stringWithString:(NSString*)kABPersonPhoneMobileLabel], 
                  [NSString stringWithString:(NSString*)kABPersonPhoneIPhoneLabel],
                  [NSString stringWithString:(NSString*)kABPersonPhoneMainLabel], nil];
    editingIndexPath = nil;
}

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

- (id)initWithCoder:(NSCoder *)decoder {
    self = [super initWithCoder:decoder];
    if (self) {
		[self initContactDetailsTableViewController];
	}
    return self;
}	

- (void)dealloc {
    if(contact != nil && ABRecordGetRecordID(contact) == kABRecordInvalidID) {
        CFRelease(contact);
    }
    if(editingIndexPath != nil) {
        [editingIndexPath release];
    }
    [labelArray release];
    [dataCache release];
    
    [super dealloc];
}


#pragma mark - ViewController Functions

- (void)viewDidLoad {
    [super viewDidLoad];
    [headerController view]; // Force view load
    [footerController view]; // Force view load
}

- (void)viewDidDisappear:(BOOL)animated {
    [super viewDidDisappear:animated];
}


#pragma mark -

- (BOOL)isValid {
    return [headerController isValid];
}

- (void)updateModification {
    [contactDetailsDelegate onModification:nil];
}

- (NSMutableArray*)getSectionData:(int)section {
    if(contactSections[section] == ContactSections_Number) {
        return [dataCache objectAtIndex:0];
    } else if(contactSections[section] == ContactSections_Sip) {
        return [dataCache objectAtIndex:1];
    }
    return nil;
}

+ (NSString*)localizeLabel:(NSString*)str {
    CFStringRef lLocalizedLabel = ABAddressBookCopyLocalizedLabel((CFStringRef) str);
    NSString * retStr = [NSString stringWithString:(NSString*) lLocalizedLabel];
    CFRelease(lLocalizedLabel);
    return retStr;
}

- (NSDictionary*)getLocalizedLabels {
    OrderedDictionary *dict = [[OrderedDictionary alloc] initWithCapacity:[labelArray count]];
    for(NSString *str in labelArray) {
        [dict setObject:[ContactDetailsTableViewController localizeLabel:str] forKey:str];
    }
    return [dict autorelease];
}

- (void)loadData {
    [dataCache removeAllObjects];
    
    if(contact == NULL) 
        return;
    
    [LinphoneLogger logc:LinphoneLoggerLog format:"Load data from contact %p", contact];
    // Phone numbers 
    {
        ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
        NSMutableArray *subArray = [NSMutableArray array];
        if(lMap) {
            for(int i = 0; i < ABMultiValueGetCount(lMap); ++i) {
                ABMultiValueIdentifier identifier = ABMultiValueGetIdentifierAtIndex(lMap, i);
                Entry *entry = [[Entry alloc] initWithData:identifier];
                [subArray addObject: entry];
                [entry release];
            }
            CFRelease(lMap);
        }
        [dataCache addObject:subArray];
    }
    
    // SIP (IM)
    {
        ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
        NSMutableArray *subArray = [NSMutableArray array];
        if(lMap) {
            for(int i = 0; i < ABMultiValueGetCount(lMap); ++i) {
                ABMultiValueIdentifier identifier = ABMultiValueGetIdentifierAtIndex(lMap, i);
                CFDictionaryRef lDict = ABMultiValueCopyValueAtIndex(lMap, i);
                BOOL add = false;
                if(CFDictionaryContainsKey(lDict, kABPersonInstantMessageServiceKey)) {
                    if(CFStringCompare((CFStringRef)kContactSipField, CFDictionaryGetValue(lDict, kABPersonInstantMessageServiceKey), kCFCompareCaseInsensitive) == 0) {
                        add = true;
                    }
                } else {
                    add = true;
                }
                if(add) {
                    Entry *entry = [[Entry alloc] initWithData:identifier];
                    [subArray addObject: entry];
                    [entry release];
                }
                CFRelease(lDict);
            }
            CFRelease(lMap);   
        }
        [dataCache addObject:subArray];
    }

    if(contactDetailsDelegate != nil) {
        [contactDetailsDelegate onModification:nil];
    }
    [self.tableView reloadData];
}

- (void)addEntry:(UITableView*)tableview section:(NSInteger)section animated:(BOOL)animated {
    [self addEntry:tableview section:section animated:animated value:@""];
}

- (void)addEntry:(UITableView*)tableview section:(NSInteger)section animated:(BOOL)animated value:(NSString *)value{
    NSMutableArray *sectionArray = [self getSectionData:section];
    NSUInteger count = [sectionArray count];
    NSError* error = NULL;
    bool added = TRUE;
    if(contactSections[section] == ContactSections_Number) {
        ABMultiValueIdentifier identifier;
        ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
        ABMutableMultiValueRef lMap;
        if(lcMap != NULL) {
            lMap = ABMultiValueCreateMutableCopy(lcMap);
            CFRelease(lcMap);
        } else {
            lMap = ABMultiValueCreateMutable(kABStringPropertyType);
        }
        CFStringRef label = (CFStringRef)[labelArray objectAtIndex:0];
        if(!ABMultiValueAddValueAndLabel(lMap, [value copy], label, &identifier)) {
            added = false;
        }
        
        if(added  && ABRecordSetValue(contact, kABPersonPhoneProperty, lMap, (CFErrorRef*)&error)) {
            Entry *entry = [[Entry alloc] initWithData:identifier];
            [sectionArray addObject:entry];
            [entry release];
        } else {
            added = false;
            [LinphoneLogger log:LinphoneLoggerLog format:@"Can't add entry: %@", [error localizedDescription]];
        }
        CFRelease(lMap);
    } else if(contactSections[section] == ContactSections_Sip) {
        ABMultiValueIdentifier identifier;
        ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
        ABMutableMultiValueRef lMap;
        if(lcMap != NULL) {
            lMap = ABMultiValueCreateMutableCopy(lcMap);
            CFRelease(lcMap);
        } else {
            lMap = ABMultiValueCreateMutable(kABDictionaryPropertyType);
        }
        CFStringRef keys[] = { kABPersonInstantMessageUsernameKey,  kABPersonInstantMessageServiceKey };
        CFTypeRef values[] = { [value copy], kContactSipField };
        CFDictionaryRef lDict = CFDictionaryCreate(NULL, (const void **)&keys, (const void **)&values, 1, NULL, NULL);
        CFStringRef label = (CFStringRef)[labelArray objectAtIndex:0];
        if(!ABMultiValueAddValueAndLabel(lMap, lDict, label, &identifier)) {
            added = false;
        }
        CFRelease(lDict);
        
        if(added && ABRecordSetValue(contact, kABPersonInstantMessageProperty, lMap, (CFErrorRef*)&error)) {
            Entry *entry = [[Entry alloc] initWithData:identifier];
            [sectionArray addObject:entry];
            [entry release];
        } else {
            added = false;
            [LinphoneLogger log:LinphoneLoggerError format:@"Can't add entry: %@", [error localizedDescription]];
        }
        CFRelease(lMap);
    }
    
    if (added && animated) {
        // Update accessory
        if (count > 0) {
            [tableview reloadRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:count -1 inSection:section]] withRowAnimation:FALSE];
        }
        [tableview insertRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:count inSection:section]] withRowAnimation:UITableViewRowAnimationFade];
    }
    if(contactDetailsDelegate != nil) {
        [contactDetailsDelegate onModification:nil];
    }
}

- (void)removeEmptyEntry:(UITableView*)tableview section:(NSInteger)section animated:(BOOL)animated {
    NSMutableArray *sectionDict = [self getSectionData:section];
    int row = [sectionDict count] - 1;
    if(row >= 0) {
        Entry *entry = [sectionDict objectAtIndex:row];
        if(contactSections[section] == ContactSections_Number) {
            ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            CFStringRef valueRef = ABMultiValueCopyValueAtIndex(lMap, index);
            if(![(NSString*) valueRef length]) {
                [self removeEntry:tableview path:[NSIndexPath indexPathForRow:row inSection:section] animated:animated];
            }
            CFRelease(valueRef);
            CFRelease(lMap);
        } else if(contactSections[section] == ContactSections_Sip) {
            ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            CFDictionaryRef lDict = ABMultiValueCopyValueAtIndex(lMap, index);
            CFStringRef valueRef = CFDictionaryGetValue(lDict, kABPersonInstantMessageUsernameKey);
            if(![(NSString*) valueRef length]) {
                [self removeEntry:tableview path:[NSIndexPath indexPathForRow:row inSection:section] animated:animated];
            }
            CFRelease(lDict);
            CFRelease(lMap);
        }
    }
    if(contactDetailsDelegate != nil) {
        [contactDetailsDelegate onModification:nil];
    }
}

- (void)removeEntry:(UITableView*)tableview path:(NSIndexPath*)indexPath animated:(BOOL)animated {
    NSMutableArray *sectionArray = [self getSectionData:[indexPath section]];
    Entry *entry = [sectionArray objectAtIndex:[indexPath row]];
    if(contactSections[[indexPath section]] == ContactSections_Number) {
        ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
        ABMutableMultiValueRef lMap = ABMultiValueCreateMutableCopy(lcMap);
        CFRelease(lcMap);
        int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
        ABMultiValueRemoveValueAndLabelAtIndex(lMap, index);
        ABRecordSetValue(contact, kABPersonPhoneProperty, lMap, nil);
        CFRelease(lMap);
    } else if(contactSections[[indexPath section]] == ContactSections_Sip) {
        ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
        ABMutableMultiValueRef lMap = ABMultiValueCreateMutableCopy(lcMap);
        CFRelease(lcMap);
        int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
        ABMultiValueRemoveValueAndLabelAtIndex(lMap, index);
        ABRecordSetValue(contact, kABPersonInstantMessageProperty, lMap, nil);
        CFRelease(lMap);
    }
    [sectionArray removeObjectAtIndex:[indexPath row]];
    
    NSArray *tagInsertIndexPath = [NSArray arrayWithObject:indexPath];
    if (animated) {
        [tableview deleteRowsAtIndexPaths:tagInsertIndexPath withRowAnimation:UITableViewRowAnimationFade];
    }
}


#pragma mark - Property Functions

- (void)setContact:(ABRecordRef)acontact {
    if(contact != nil && ABRecordGetRecordID(contact) == kABRecordInvalidID) {
        CFRelease(contact);
    }
    contact = acontact;
    [self loadData];
    [headerController setContact:contact];
}

- (void)addSipField:(NSString*)address {
    int i = 0;
    while(i < ContactSections_MAX && contactSections[i] != ContactSections_Sip) ++i;
    [self addEntry:[self tableView] section:i animated:FALSE value:address];
}


#pragma mark - UITableViewDataSource Functions

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
    return ContactSections_MAX;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
    return [[self getSectionData:section] count];
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
    static NSString *kCellId = @"ContactDetailsCell";
    UIEditableTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:kCellId];
    if (cell == nil) {  
        cell = [[[UIEditableTableViewCell alloc] initWithStyle:UITableViewCellStyleValue2 reuseIdentifier:kCellId] autorelease];
        [cell.detailTextField setDelegate:self];
        [cell.detailTextField setAutocapitalizationType:UITextAutocapitalizationTypeNone];
        [cell.detailTextField setAutocorrectionType:UITextAutocorrectionTypeNo];
        
        // Background View
        UACellBackgroundView *selectedBackgroundView = [[[UACellBackgroundView alloc] initWithFrame:CGRectZero] autorelease];
        cell.selectedBackgroundView = selectedBackgroundView;
        [selectedBackgroundView setBackgroundColor:LINPHONE_TABLE_CELL_BACKGROUND_COLOR];
    }
    
    NSMutableArray *sectionDict = [self getSectionData:[indexPath section]];
    Entry *entry = [sectionDict objectAtIndex:[indexPath row]];
    
    NSString *value = @"";
    NSString *label = @"";
    
    if(contactSections[[indexPath section]] == ContactSections_Number) {
        ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
        int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
        CFStringRef labelRef = ABMultiValueCopyLabelAtIndex(lMap, index);
        if(labelRef != NULL) {
            label = [ContactDetailsTableViewController localizeLabel:(NSString*) labelRef];
            CFRelease(labelRef);
        }
        CFStringRef valueRef = ABMultiValueCopyValueAtIndex(lMap, index);
        if(valueRef != NULL) {
            value = [ContactDetailsTableViewController localizeLabel:(NSString*) valueRef];
            CFRelease(valueRef);
        }
        CFRelease(lMap);
    } else if(contactSections[[indexPath section]] == ContactSections_Sip) {
        ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
        int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
        CFStringRef labelRef = ABMultiValueCopyLabelAtIndex(lMap, index);
        if(labelRef != NULL) {
            label = [ContactDetailsTableViewController localizeLabel:(NSString*) labelRef];
            CFRelease(labelRef);
        }
        CFDictionaryRef lDict = ABMultiValueCopyValueAtIndex(lMap, index);
        CFStringRef valueRef = CFDictionaryGetValue(lDict, kABPersonInstantMessageUsernameKey);
        if(valueRef != NULL) {
            value = [NSString stringWithString:(NSString*) valueRef];
        }
        CFRelease(lDict);
        CFRelease(lMap);
    }
    [cell.textLabel setText:label];
    [cell.detailTextLabel setText:value];
    [cell.detailTextField setText:value];
    if (contactSections[[indexPath section]] == ContactSections_Number) {
        [cell.detailTextField setKeyboardType:UIKeyboardTypePhonePad];
        [cell.detailTextField setPlaceholder:NSLocalizedString(@"Phone number", nil)];
    } else if(contactSections[[indexPath section]] == ContactSections_Sip){
        [cell.detailTextField setKeyboardType:UIKeyboardTypeASCIICapable];
        [cell.detailTextField setPlaceholder:NSLocalizedString(@"SIP address", nil)];
    }
    return cell;
}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
    [tableView deselectRowAtIndexPath:indexPath animated:NO];
    NSMutableArray *sectionDict = [self getSectionData:[indexPath section]];
    Entry *entry  = [sectionDict objectAtIndex:[indexPath row]];
    if (![self isEditing]) {
        NSString *dest;
        if(contactSections[[indexPath section]] == ContactSections_Number) {
            ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            CFStringRef valueRef = ABMultiValueCopyValueAtIndex(lMap, index);
            if(valueRef != NULL) {
                dest = [ContactDetailsTableViewController localizeLabel:(NSString*) valueRef];
                CFRelease(valueRef);
            }
            CFRelease(lMap);
        } else if(contactSections[[indexPath section]] == ContactSections_Sip) {
            ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            CFDictionaryRef lDict = ABMultiValueCopyValueAtIndex(lMap, index);
            CFStringRef valueRef = CFDictionaryGetValue(lDict, kABPersonInstantMessageUsernameKey);
            dest = [FastAddressBook normalizeSipURI:[NSString stringWithString:(NSString*) valueRef]];
            CFRelease(lDict);
            CFRelease(lMap);
        }
        if(dest != nil) {
            NSString *displayName = [FastAddressBook getContactDisplayName:contact];
            if([ContactSelection getSelectionMode] != ContactSelectionModeMessage) {
                // Go to dialer view
                DialerViewController *controller = DYNAMIC_CAST([[PhoneMainView instance] changeCurrentView:[DialerViewController compositeViewDescription]], DialerViewController);
                if(controller != nil) {
                    [controller call:dest displayName:displayName];
                }
            } else {
                // Go to Chat room view
                [[PhoneMainView instance] popToView:[ChatViewController compositeViewDescription]]; // Got to Chat and push ChatRoom
                ChatRoomViewController *controller = DYNAMIC_CAST([[PhoneMainView instance] changeCurrentView:[ChatRoomViewController compositeViewDescription] push:TRUE], ChatRoomViewController);
                if(controller != nil) {
                   [controller setRemoteAddress:dest];
                }
            }
        }
    } else {
        NSString *key = nil;
        if(contactSections[[indexPath section]] == ContactSections_Number) {
            ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            CFStringRef labelRef = ABMultiValueCopyLabelAtIndex(lMap, index);
            if(labelRef != NULL) {
                key = [NSString stringWithString:(NSString*) labelRef];
                CFRelease(labelRef);
            }
            CFRelease(lMap);
        } else if(contactSections[[indexPath section]] == ContactSections_Sip) {
            ABMultiValueRef lMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            CFStringRef labelRef = ABMultiValueCopyLabelAtIndex(lMap, index);
            if(labelRef != NULL) {
                key = [NSString stringWithString:(NSString*) labelRef];
                CFRelease(labelRef);
            }
            CFRelease(lMap);
        }
        if(key != nil) {
            if(editingIndexPath != nil) {
                [editingIndexPath release];
            }
            editingIndexPath = [indexPath copy];
            ContactDetailsLabelViewController *controller = DYNAMIC_CAST([[PhoneMainView instance] changeCurrentView:[ContactDetailsLabelViewController compositeViewDescription] push:TRUE], ContactDetailsLabelViewController);
            if(controller != nil) {
                [controller setDataList:[self getLocalizedLabels]];
                [controller setSelectedData:key];
                [controller setDelegate:self];
            }
        }
    }
}

- (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath  {
    [LinphoneUtils findAndResignFirstResponder:[self tableView]];
    if (editingStyle == UITableViewCellEditingStyleInsert) {
        [tableView beginUpdates];
		[self addEntry:tableView section:[indexPath section] animated:TRUE];
        [tableView  endUpdates];
	} else if (editingStyle == UITableViewCellEditingStyleDelete) {
        [tableView beginUpdates];
        [self removeEntry:tableView path:indexPath animated:TRUE];
        [tableView  endUpdates];
    }
}

#pragma mark - UITableViewDelegate Functions


- (void)setEditing:(BOOL)editing animated:(BOOL)animated { 
    // Resign keyboard
    if(!editing) {
        [LinphoneUtils findAndResignFirstResponder:[self tableView]];
    }

    [headerController setEditing:editing animated:animated];
    [footerController setEditing:editing animated:animated];
    
    if(animated) {
        [self.tableView beginUpdates];
    }
    if(editing) {
        for (int section = 0; section < [self numberOfSectionsInTableView:[self tableView]]; ++section) {
            if(contactSections[section] == ContactSections_Number ||
               contactSections[section] == ContactSections_Sip)
            [self addEntry:self.tableView section:section animated:animated];
        }
    } else {
        for (int section = 0; section < [self numberOfSectionsInTableView:[self tableView]]; ++section) {
            if(contactSections[section] == ContactSections_Number ||
               contactSections[section] == ContactSections_Sip)
            [self removeEmptyEntry:self.tableView section:section animated:animated];
        }
    }
    if(animated) {
        [self.tableView endUpdates];
    }
    
    [super setEditing:editing animated:animated];
    if(contactDetailsDelegate != nil) {
        [contactDetailsDelegate onModification:nil];
    }
}

- (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath {
    int last_index = [[self getSectionData:[indexPath section]] count] - 1;
	if (indexPath.row == last_index) {
		return UITableViewCellEditingStyleInsert;
	}
    return UITableViewCellEditingStyleDelete;
}

- (UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {   
    if(section == ContactSections_None) {
        return [headerController view];
    } else {
        return nil;
    }
}

- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section {   
    if(section == (ContactSections_MAX - 1)) {
        return [footerController view];
    } else {
        return nil;
    }
}

- (NSString*)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {
    if(contactSections[section] == ContactSections_Number) {
        return NSLocalizedString(@"Phone numbers", nil);
    } else if(contactSections[section] == ContactSections_Sip) {
        return NSLocalizedString(@"SIP addresses", nil);
    }
    return nil;
}

- (NSString*)tableView:(UITableView *)tableView titleForFooterInSection:(NSInteger)section {
    return @"";
}

- (CGFloat)tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section { 
    if(section == ContactSections_None) {
        return [UIContactDetailsHeader height:[headerController isEditing]];
    } else {
        // Hide section if nothing in it
        if([[self getSectionData:section] count] > 0)
            return 22;
        else 
            return 0.000001f; // Hack UITableView = 0
    }
}

- (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section { 
    if(section == (ContactSections_MAX - 1)) {
         return [UIContactDetailsFooter height:[footerController isEditing]];
    } else if(section == ContactSections_None) {
        return 0.000001f; // Hack UITableView = 0
    }
    return 10.0f;
}


#pragma mark - ContactDetailsLabelDelegate Functions

- (void)changeContactDetailsLabel:(NSString *)value {
    if(value != nil) {
        NSMutableArray *sectionDict = [self getSectionData:[editingIndexPath section]];
        Entry *entry = [sectionDict objectAtIndex:[editingIndexPath row]];
        if(contactSections[[editingIndexPath section]] == ContactSections_Number) {
            ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
            ABMutableMultiValueRef lMap = ABMultiValueCreateMutableCopy(lcMap);
            CFRelease(lcMap);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            ABMultiValueReplaceLabelAtIndex(lMap, (CFStringRef)(value), index);
            ABRecordSetValue(contact, kABPersonPhoneProperty, lMap, nil);
            CFRelease(lMap);
        } else if(contactSections[[editingIndexPath section]] == ContactSections_Sip) {
            ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
            ABMutableMultiValueRef lMap = ABMultiValueCreateMutableCopy(lcMap);
            CFRelease(lcMap);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            ABMultiValueReplaceLabelAtIndex(lMap, (CFStringRef)(value), index);
            ABRecordSetValue(contact, kABPersonInstantMessageProperty, lMap, nil);
            CFRelease(lMap);
        }
        [self.tableView beginUpdates];
        [self.tableView reloadRowsAtIndexPaths:[NSArray arrayWithObject: editingIndexPath] withRowAnimation:FALSE];
        [self.tableView endUpdates];
    }
    [editingIndexPath release];
    editingIndexPath = nil;
}


#pragma mark - UITextFieldDelegate Functions

- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
    if(contactDetailsDelegate != nil) {
        [self performSelector:@selector(updateModification) withObject:nil afterDelay:0];
    }
    return YES;
}

- (BOOL)textFieldShouldReturn:(UITextField *)textField {
    [textField resignFirstResponder];    
    return YES;
}

- (BOOL)textFieldShouldEndEditing:(UITextField *)textField {
    UIView *view = [textField superview]; 
    // Find TableViewCell
    if(view != nil && ![view isKindOfClass:[UIEditableTableViewCell class]]) view = [view superview];
    if(view != nil) {
        UIEditableTableViewCell *cell = (UIEditableTableViewCell*)view;
        NSIndexPath *path = [self.tableView indexPathForCell:cell];
        NSMutableArray *sectionDict = [self getSectionData:[path section]];
        Entry *entry = [sectionDict objectAtIndex:[path row]];
        NSString *value = [textField text];
        if(contactSections[[path section]] == ContactSections_Number) {
            ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonPhoneProperty);
            ABMutableMultiValueRef lMap = ABMultiValueCreateMutableCopy(lcMap);
            CFRelease(lcMap);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            ABMultiValueReplaceValueAtIndex(lMap, (CFStringRef)value, index);
            ABRecordSetValue(contact, kABPersonPhoneProperty, lMap, nil);
            CFRelease(lMap);
        } else if(contactSections[[path section]] == ContactSections_Sip) {
            ABMultiValueRef lcMap = ABRecordCopyValue(contact, kABPersonInstantMessageProperty);
            ABMutableMultiValueRef lMap = ABMultiValueCreateMutableCopy(lcMap);
            CFRelease(lcMap);
            int index = ABMultiValueGetIndexForIdentifier(lMap, [entry identifier]);
            CFStringRef keys[] = { kABPersonInstantMessageUsernameKey,  kABPersonInstantMessageServiceKey};
            CFTypeRef values[] = { [value copy], kContactSipField };
            CFDictionaryRef lDict = CFDictionaryCreate(NULL, (const void **)&keys, (const void **)&values, 2, NULL, NULL);
            ABMultiValueReplaceValueAtIndex(lMap, lDict, index);
            CFRelease(lDict);
            ABRecordSetValue(contact, kABPersonInstantMessageProperty, lMap, nil);
            CFRelease(lMap);
        }
        [cell.detailTextLabel setText:value];
    } else {
        [LinphoneLogger logc:LinphoneLoggerError format:"Not valid UIEditableTableViewCell"];
    }
    if(contactDetailsDelegate != nil) {
        [self performSelector:@selector(updateModification) withObject:nil afterDelay:0];
    }
    return TRUE;
}

@end