//
//  MPParsedElement.h
//  MathPad
//
//  Created by Kim Wittenburg on 05.09.14.
//  Copyright (c) 2014 Kim Wittenburg. All rights reserved.
//

#import <Foundation/Foundation.h>

// DEBUG STUFF
// Simple Operator:  +/-/*
// Simple Factor:    * 5.4 * / * 5,4 / 5,4 * / 5,4
// Independant Math: -1+2-3

@interface MPParsedElement : NSObject <NSCopying>

@property (nonatomic) BOOL isFactor;
@property (nonatomic) double factor;

@property (nonatomic, strong) NSMutableArray *summands;

@property (nonatomic) double prefixMultiplicator;
@property (nonatomic) BOOL hasPrefixMultiplicator;
@property (nonatomic, getter = isPrefixOperatorExplicit) BOOL prefixOperatorExplicit;
@property (nonatomic) double suffixMultiplicator;
@property (nonatomic) BOOL hasSuffixMultiplicator;

// No error checking done. The string parsed may for example end with an operator
- (double)valueAtBeginning;
- (double)valueAtEnd;
- (double)standaloneValue;

// For error checking
- (BOOL)isValidElementAtBeginning;
- (BOOL)isValidElementInBetween;
- (BOOL)isValidElementAtEnd;

@end