CodinatorDocument.m

//
//  CodinatorDocument.m
//  Codinator
//
//  Created by Vladimir Danila on 21/07/15.
//  Copyright © 2015 Vladimir Danila. All rights reserved.
//

#import "CodinatorDocument.h"
#import "Polaris.h"



@implementation CodinatorDocument




- (void)encodeObject:(id<NSCoding>)object toWrappers:(NSMutableDictionary *)wrappers preferredFilename:(NSString *)preferredFilename {
    @autoreleasepool {
        NSMutableData * data = [NSMutableData data];
        NSKeyedArchiver * archiver = [[NSKeyedArchiver alloc] initForWritingWithMutableData:data];
        [archiver encodeObject:object forKey:@"data"];
        [archiver finishEncoding];
        NSFileWrapper * wrapper = [[NSFileWrapper alloc] initRegularFileWithContents:data];
        [wrappers setObject:wrapper forKey:preferredFilename];
    }
}

- (id)contentsForType:(NSString *)typeName error:(NSError *__autoreleasing *)outError {
    
    NSMutableDictionary * wrappers = [NSMutableDictionary dictionary];
    NSFileWrapper * fileWrapper = [[NSFileWrapper alloc] initDirectoryWithFileWrappers:wrappers];
    
    return fileWrapper;
    
}





- (id)decodeObjectFromWrapperWithPreferredFilename:(NSString *)preferredFilename {
    
    NSFileWrapper * fileWrapper = [self.fileWrapper.fileWrappers objectForKey:preferredFilename];
    if (!fileWrapper) {
        NSLog(@"Unexpected error: Couldn't find %@ in file wrapper!", preferredFilename);
        return nil;
    }
    
    NSData * data = [fileWrapper regularFileContents];
    NSKeyedUnarchiver * unarchiver = [[NSKeyedUnarchiver alloc] initForReadingWithData:data];
    
    return [unarchiver decodeObjectForKey:@"data"];
    
}


- (BOOL)loadFromContents:(id)contents ofType:(NSString *)typeName error:(NSError *__autoreleasing *)outError {
    
    self.fileWrapper = (NSFileWrapper *) contents;
    
    return YES;
    
}







@end