#import "SVNPalette.h"

#import <InterfaceBuilder/InterfaceBuilder.h>
#import <Foundation/NSFileManager.h>

@interface IBDocument : NSObject
- (NSString*) documentPath;
@end


@implementation SVNPalette
+ (void) load
{
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(documentWillSave:) name:IBWillSaveDocumentNotification object:0];
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(documentDidSave:) name:IBDidSaveDocumentNotification object:0];
}

+ (void) documentWillSave:(NSNotification*)note
{
    IBDocument *doc = [note object];
    NSFileManager *fm = [NSFileManager defaultManager];
    NSString *path = [[doc documentPath] stringByAppendingPathComponent:@".svn"];
    NSString *tmppath = [[doc documentPath] stringByAppendingString:@".svn-guts"];

    if ([fm fileExistsAtPath:path]) {
        [fm movePath:path toPath:tmppath handler:0];
    }
}

+ (void) documentDidSave:(NSNotification*)note
{
    IBDocument *doc = [note object];
    NSFileManager *fm = [NSFileManager defaultManager];
    NSString *path = [[doc documentPath] stringByAppendingPathComponent:@".svn"];
    NSString *backuppath = [[doc documentPath] stringByAppendingString:@"~/.svn"];
    NSString *tmppath = [[doc documentPath] stringByAppendingString:@".svn-guts"];

    if ([fm fileExistsAtPath:tmppath]) {
        [fm movePath:tmppath toPath:path handler:0];
    }
    if ([fm fileExistsAtPath:backuppath]) {
        [fm removeFileAtPath:backuppath handler:0];
    }
}


@end