AppControllerExtensions.m

/*
 
File: AppControllerExtensions.m
 
Abstract: Part of the People project demonstrating use of the
              SyncServices framework
 
Version: 0.1
 
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*/ 
 
#import "AppControllerExtensions.h"
#import "Constants.h"
 
@implementation AppController (Extensions)
 
- (BOOL)matchName:(NSString *)name withRecord:(NSDictionary *)record
{
    BOOL rc = NO;
    NSString *firstName = nil;
    NSString *lastName = nil;
    NSRange range = [name rangeOfString:@" "];
    if (range.location != NSNotFound) {
        firstName = [name substringToIndex:range.location];
        lastName = [name substringFromIndex:range.location + 1];
    }
    if (lastName) {
        rc = (([[record objectForKey:FirstNameKey] caseInsensitiveCompare:firstName] == NSOrderedSame) &&
              ([[record objectForKey:LastNameKey] caseInsensitiveCompare:lastName] == NSOrderedSame));
        if (rc == YES) return YES;
    }
    return (([[[record objectForKey:FirstNameKey] lowercaseString] rangeOfString:name].length > 0) ||
            ([[[record objectForKey:MiddleNameKey] lowercaseString] rangeOfString:name].length > 0) ||
            ([[[record objectForKey:LastNameKey] lowercaseString] rangeOfString:name].length > 0) ||
            ([[[record objectForKey:CompanyNameKey] lowercaseString] rangeOfString:name].length > 0) ||
            ([[[record objectForKey:LocationNameKey] lowercaseString] rangeOfString:name].length > 0));
}
 
- (void)_find:(NSString *)string
{
    NSString *name = [string lowercaseString];
    
    if ((name == nil) || ([name isEqualToString:@""])) return;
    
    NSInteger selectedRow = [m_table selectedRow];
    NSUInteger idx = NSNotFound;
    NSUInteger ii, count;
    for (ii = selectedRow + 1, count = [m_records count]; ii < count; ii++) {
        NSDictionary *record = [m_records objectAtIndex:ii];
        if ([self matchName:name withRecord:record]) {
            idx = ii;
            break;
        }
    }
    if (idx == NSNotFound) {
        for (ii = 0; ii <= selectedRow; ii++) {
            NSDictionary *record = [m_records objectAtIndex:ii];
            if ([self matchName:name withRecord:record]) {
                idx = ii;
                break;
            }
        }
    }
    if (idx != NSNotFound) {
        [m_table selectRowIndexes:[NSIndexSet indexSetWithIndex:idx] byExtendingSelection:NO];        
        [m_table scrollRowToVisible:idx];
    } else {
        NSBeep();
    }
}
 
- (IBAction)find:(id)sender
{
    [self _find:[sender stringValue]];
}
 
static NSInteger sortFunction (id ldict, id rdict, void *context) {
    NSComparisonResult rc;
    NSString *leftName = [ldict objectForKey:LastNameKey];
    NSString *rightName = [rdict objectForKey:LastNameKey];
    
    if ((leftName != nil) && (rightName != nil)) {
        rc = [leftName caseInsensitiveCompare:rightName];
    } else if (leftName == nil) {
        rc = rightName ? NSOrderedAscending : NSOrderedSame;
    } else {
        rc = NSOrderedDescending;
    }
    if (rc == NSOrderedSame) {
        leftName = [ldict objectForKey:FirstNameKey];
        rightName = [rdict objectForKey:FirstNameKey];
        if ((leftName != nil) && (rightName != nil)) {
            rc = [leftName caseInsensitiveCompare:rightName];
        } else if (leftName == nil) {
            rc = rightName ? NSOrderedAscending : NSOrderedSame;
        } else {
            rc = NSOrderedDescending;
        }
    }
    if (rc == NSOrderedSame) {
        leftName = [ldict objectForKey:CompanyNameKey];
        rightName = [rdict objectForKey:CompanyNameKey];
        rc = [leftName caseInsensitiveCompare:rightName];
    }
    return rc;
}
 
- (void)sortNamesAndDisplay
{
    NSInteger idx = [m_table selectedRow];
    NSDictionary *selectedRecord = nil;
    
    if (idx != -1) selectedRecord = [m_records objectAtIndex:idx];
    [m_records sortUsingFunction:sortFunction context:nil];
    
    [m_table reloadData];
    if (selectedRecord) {
        [self _find:[NSString stringWithFormat:@"%@ %@", [selectedRecord objectForKey:FirstNameKey], [selectedRecord objectForKey:LastNameKey]]];
    }
}
 
@end