/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * Public License, either version 2 or 3, which can be found in the file
 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#ifndef __STDC_LIMIT_MACROS
# define __STDC_LIMIT_MACROS
#endif
#ifndef __STDC_CONSTANT_MACROS
# define __STDC_CONSTANT_MACROS
#endif

#include "objfw-defs.h"

#ifdef OF_HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif

#import "OFJSONRepresentation.h"
#import "OFMessagePackRepresentation.h"
#import "OFSerialization.h"
#import "OFValue.h"

OF_ASSUME_NONNULL_BEGIN

/*! @file */

/*!
 * @class OFNumber OFNumber.h ObjFW/OFNumber.h
 *
 * @brief Provides a way to store a number in an object.
 */
#ifndef OF_NUMBER_M
OF_SUBCLASSING_RESTRICTED
#endif
@interface OFNumber: OFValue <OFComparing, OFSerialization,
    OFJSONRepresentation, OFMessagePackRepresentation>
{
	union of_number_value {
		double float_;
		long long signed_;
		unsigned long long unsigned_;
	} _value;
	enum of_number_type {
		OF_NUMBER_TYPE_FLOAT = 1,
		OF_NUMBER_TYPE_SIGNED,
		OF_NUMBER_TYPE_UNSIGNED
	} _type;
	const char *_typeEncoding;
}

/*!
 * @brief The OFNumber as a `bool`.
 */
@property (readonly, nonatomic) bool boolValue;

/*!
 * @brief The OFNumber as a `signed char`.
 */
@property (readonly, nonatomic) signed char charValue;

/*!
 * @brief The OFNumber as a `short`.
 */
@property (readonly, nonatomic) short shortValue;

/*!
 * @brief The OFNumber as an `int`.
 */
@property (readonly, nonatomic) int intValue;

/*!
 * @brief The OFNumber as a `long`.
 */
@property (readonly, nonatomic) long longValue;

/*!
 * @brief The OFNumber as a `long long`.
 */
@property (readonly, nonatomic) long long longLongValue;

/*!
 * @brief The OFNumber as an `unsigned char`.
 */
@property (readonly, nonatomic) unsigned char unsignedCharValue;

/*!
 * @brief The OFNumber as an `unsigned short`.
 */
@property (readonly, nonatomic) unsigned short unsignedShortValue;

/*!
 * @brief The OFNumber as an `unsigned int`.
 */
@property (readonly, nonatomic) unsigned int unsignedIntValue;

/*!
 * @brief The OFNumber as an `unsigned long`.
 */
@property (readonly, nonatomic) unsigned long unsignedLongValue;

/*!
 * @brief The OFNumber as an `unsigned long long`.
 */
@property (readonly, nonatomic) unsigned long long unsignedLongLongValue;

/*!
 * @brief The OFNumber as a `float`.
 */
@property (readonly, nonatomic) float floatValue;

/*!
 * @brief The OFNumber as a `double`.
 */
@property (readonly, nonatomic) double doubleValue;

/*!
 * @brief The OFNumber as a string.
 */
@property (readonly, nonatomic) OFString *stringValue;

#ifdef OF_HAVE_UNAVAILABLE
+ (instancetype)valueWithBytes: (const void *)bytes
		      objCType: (const char *)objCType OF_UNAVAILABLE;
+ (instancetype)valueWithPointer: (const void *)pointer OF_UNAVAILABLE;
+ (instancetype)valueWithNonretainedObject: (id)object OF_UNAVAILABLE;
+ (instancetype)valueWithRange: (of_range_t)range OF_UNAVAILABLE;
+ (instancetype)valueWithPoint: (of_point_t)point OF_UNAVAILABLE;
+ (instancetype)valueWithDimension: (of_dimension_t)dimension OF_UNAVAILABLE;
+ (instancetype)valueWithRectangle: (of_rectangle_t)rectangle OF_UNAVAILABLE;
#endif

/*!
 * @brief Creates a new OFNumber with the specified `bool`.
 *
 * @param value The `bool` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithBool: (bool)value;

/*!
 * @brief Creates a new OFNumber with the specified `signed char`.
 *
 * @param value The `signed char` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithChar: (signed char)value;

/*!
 * @brief Creates a new OFNumber with the specified `short`.
 *
 * @param value The `short` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithShort: (short)value;

/*!
 * @brief Creates a new OFNumber with the specified `int`.
 *
 * @param value The `int` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithInt: (int)value;

/*!
 * @brief Creates a new OFNumber with the specified `long`.
 *
 * @param value The `long` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithLong: (long)value;

/*!
 * @brief Creates a new OFNumber with the specified `long long`.
 *
 * @param value The `long long` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithLongLong: (long long)value;

/*!
 * @brief Creates a new OFNumber with the specified `unsigned char`.
 *
 * @param value The `unsigned char` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithUnsignedChar: (unsigned char)value;

/*!
 * @brief Creates a new OFNumber with the specified `unsigned short`.
 *
 * @param value The `unsigned short` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithUnsignedShort: (unsigned short)value;

/*!
 * @brief Creates a new OFNumber with the specified `unsigned int`.
 *
 * @param value The `unsigned int` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithUnsignedInt: (unsigned int)value;

/*!
 * @brief Creates a new OFNumber with the specified `unsigned long`.
 *
 * @param value The `unsigned long` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithUnsignedLong: (unsigned long)value;

/*!
 * @brief Creates a new OFNumber with the specified `unsigned long long`.
 *
 * @param value The `unsigned long long` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithUnsignedLongLong: (unsigned long long)value;

/*!
 * @brief Creates a new OFNumber with the specified `float`.
 *
 * @param value The `float` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithFloat: (float)value;

/*!
 * @brief Creates a new OFNumber with the specified `double`.
 *
 * @param value The `double` value which the OFNumber should contain
 * @return A new autoreleased OFNumber
 */
+ (instancetype)numberWithDouble: (double)value;

- (instancetype)init OF_UNAVAILABLE;
#ifdef OF_HAVE_UNAVAILABLE
- (instancetype)initWithBytes: (const void *)bytes
		     objCType: (const char *)objCType OF_UNAVAILABLE;
- (instancetype)initWithPointer: (const void *)pointer OF_UNAVAILABLE;
- (instancetype)initWithNonretainedObject: (id)object OF_UNAVAILABLE;
- (instancetype)initWithRange: (of_range_t)range OF_UNAVAILABLE;
- (instancetype)initWithPoint: (of_point_t)point OF_UNAVAILABLE;
- (instancetype)initWithDimension: (of_dimension_t)dimension OF_UNAVAILABLE;
- (instancetype)initWithRectangle: (of_rectangle_t)rectangle OF_UNAVAILABLE;
#endif

/*!
 * @brief Initializes an already allocated OFNumber with the specified `bool`.
 *
 * @param value The `bool` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithBool: (bool)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified
 *	  `signed char`.
 *
 * @param value The `signed char` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithChar: (signed char)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified `short`.
 *
 * @param value The `short` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithShort: (short)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified `int`.
 *
 * @param value The `int` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithInt: (int)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified `long`.
 *
 * @param value The `long` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithLong: (long)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified
 *	  `long long`.
 *
 * @param value The `long long` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithLongLong: (long long)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified
 *	  `unsigned char`.
 *
 * @param value The `unsigned char` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithUnsignedChar: (unsigned char)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified
 *	  `unsigned short`.
 *
 * @param value The `unsigned short` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithUnsignedShort: (unsigned short)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified
 *	  `unsigned int`.
 *
 * @param value The `unsigned int` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithUnsignedInt: (unsigned int)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified
 *	  `unsigned long`.
 *
 * @param value The `unsigned long` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithUnsignedLong: (unsigned long)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified
 *	  `unsigned long long`.
 *
 * @param value The `unsigned long long` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithUnsignedLongLong: (unsigned long long)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified `float`.
 *
 * @param value The `float` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithFloat: (float)value;

/*!
 * @brief Initializes an already allocated OFNumber with the specified `double`.
 *
 * @param value The `double` value which the OFNumber should contain
 * @return An initialized OFNumber
 */
- (instancetype)initWithDouble: (double)value;
@end

OF_ASSUME_NONNULL_END

#if !defined(NSINTEGER_DEFINED) && !__has_feature(modules)
/* Required for number literals to work */
@compatibility_alias NSNumber OFNumber;
#endif
