//
//	NSObject+YAJL.m
//	YAJL
//
//	Created by Gabriel Handford on 7/23/09.
//	Copyright 2009. All rights reserved.
//
//	Permission is hereby granted, free of charge, to any person
//	obtaining a copy of this software and associated documentation
//	files (the "Software"), to deal in the Software without
//	restriction, including without limitation the rights to use,
//	copy, modify, merge, publish, distribute, sublicense, and/or sell
//	copies of the Software, and to permit persons to whom the
//	Software is furnished to do so, subject to the following
//	conditions:
//
//	The above copyright notice and this permission notice shall be
//	included in all copies or substantial portions of the Software.
//
//	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
//	EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
//	OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
//	NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
//	HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
//	WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
//	FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
//	OTHER DEALINGS IN THE SOFTWARE.
//

#import "NSObject+YAJL.h"
#import "YAJLGen.h"
#import "YAJLDocument.h"

@implementation NSObject(YAJL)

#pragma mark Gen

- (NSString *)yajl_JSONString {
	return [self yajl_JSONStringWithOptions:YAJLGenOptionsNone indentString:@"	"];
}

- (NSString *)yajl_JSONStringWithOptions:(YAJLGenOptions)options indentString:(NSString *)indentString {
	YAJLGen *gen = [[YAJLGen alloc] initWithGenOptions:options indentString:indentString];
	[gen object:self];
	return [gen buffer];
}

#pragma mark Parsing

- (id)yajl_JSON {
	NSError *error = nil;
	id JSON = [self yajl_JSON:&error];
	if (error) [NSException raise:YAJLParserException format:error.localizedDescription, nil];
	return JSON;
}

- (id)yajl_JSON:(NSError **)error {
	return [self yajl_JSONWithOptions:YAJLParserOptionsNone error:error];
}

- (id)yajl_JSONWithOptions:(YAJLParserOptions)options error:(NSError **)error {
	NSData *data = nil;
	if ([self isKindOfClass:[NSData class]]) {
		data = (NSData *)self;
	} else if ([self respondsToSelector:@selector(dataUsingEncoding:)]) {
		data = [(id)self dataUsingEncoding:NSUTF8StringEncoding];
	} else {
		[NSException raise:YAJLParsingUnsupportedException format:@"Object of type (%@) must implement dataUsingEncoding: to be parsed", [self class]];
	}
	
	YAJLDocument *document = [[YAJLDocument alloc] initWithData:data parserOptions:options error:error];
	return document.root;
}

@end
