//
//  Container.m
//  OpenStack
//
//  Created by Mike Mayo on 12/7/10.
//  The OpenStack project is provided under the Apache 2.0 license.
//

#import "Container.h"
#import "Folder.h"
#import "StorageObject.h"
#import "NSObject+NSCoding.h"
#import "NSObject+Conveniences.h"

@implementation Container

// regular container attributes
@synthesize name, count, bytes;

//policy
@synthesize versioning, quota;

//metadata
@synthesize metadata;

@synthesize rootFolder, objectsBuffer;

#pragma mark -
#pragma mark Serialization

- (void)encodeWithCoder:(NSCoder *)coder {
    [coder encodeObject:name forKey:@"name"];
    [coder encodeInt:count forKey:@"count"];
    [coder encodeInt:bytes forKey:@"bytes"];
    [coder encodeObject:rootFolder forKey:@"rootFolder"];
}

- (id)initWithCoder:(NSCoder *)coder {
    self = [super init];
    if (self) {
        name = [[coder decodeObjectForKey:@"name"] retain];
        @try {
            count = [coder decodeIntForKey:@"count"];
            bytes = [coder decodeIntForKey:@"bytes"];
        }
        @catch (NSException *exception) {
            // we want to encode as primitives and the auto encode/decode apparently
            // wasn't working properly.  this try/catch block prevents a potential
            // crash for users who have been encoded/decoded the other way
            count = 0;
            bytes = 0;
        }
        rootFolder = [[coder decodeObjectForKey:@"rootFolder"] retain];
    }
    return self;
}

#pragma mark -
#pragma mark JSON

+ (Container *)fromJSON:(NSDictionary *)dict {
    Container *container = [[[Container alloc] init] autorelease];
    // regular attributes
    container.name = [dict objectForKey:@"name"];
    if ([dict objectForKey:@"count"]) {
        // If "count" doesn't exist then it is a "shared to me" container, where only "name" exists
        container.count = [[dict objectForKey:@"count"] unsignedIntegerValue];
        container.bytes = [[dict objectForKey:@"bytes"] unsignedLongLongValue];
        
        // policy
        container.versioning = [[dict objectForKey:@"x_container_policy"] objectForKey:@"versioning"];
        // we lose precision in the quota for now, this should be turned to unsigned long long
        container.quota = strtoul([[[dict objectForKey:@"x_container_policy"] objectForKey:@"quota"] UTF8String], NULL, 0);
    }
    // metadata are created elsewhere, so are left nil
    
    return container;
}

#pragma mark -
#pragma mark Display

- (NSString *)humanizedBytes {
    return [Container humanizedBytes:self.bytes];
}

- (NSString *)osxStyleHumanizedBytes {
    return [Container osxStyleHumanizedBytes:self.bytes];
}

- (NSString *)humanizedCount {
	NSString *noun = NSLocalizedString(@"objects", @"objects");
	if (self.count == 1) {
		noun = NSLocalizedString(@"object", @"object");
	}
	return [NSString stringWithFormat:@"%i %@", self.count, noun];
}

- (NSString *)humanizedSize {
	return [NSString stringWithFormat:@"%@, %@", [self humanizedCount], [self humanizedBytes]];
}

- (NSString *)osxStyleHumanizedSize {
    return [NSString stringWithFormat:@"%@, %@", [self humanizedCount], [self osxStyleHumanizedBytes]];
}

#pragma mark -
#pragma mark Comparison

// flavors should be sorted by RAM instead of name
- (NSComparisonResult)compare:(Container *)aContainer {
    return [self.name compare:aContainer.name];
}

#pragma mark -
#pragma mark Memory Management

-(void) dealloc {
	[name release];
    [rootFolder release];
	[super dealloc];
}

@end