ExpressionNode.h

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//
//  ExpressionNode.h
//  MSTRMobile
//
//  Created by Ilia Baskin on 2/16/10.
//  Copyright 2010 MicroStrategy. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "MSTRHandler.h"

@class Dimty, SAXSupport, MSIExpression, XMLBuilder, MSIObjectInfo;
@class PromptInstances;

typedef enum _NodeTypes{
    NodeTypeFormShortcut = 1, NodeTypeElements, NodeTypeConstant, NodeTypeOperator, NodeTypeShortcut, 
    NodeTypeTime, NodeTypeRelationship, NodeTypeResidue, NodeTypeMe, NodeTypeBigDecimal, NodeTypeGroup, 
    NodeTypeRef
}NodeTypes;

typedef enum _FunctionTypes{
    FunctionTypeGeneric = 1, FunctionTypeRankQual, FunctionTypePercentQual
}FunctionTypes;
    
@interface ExpressionNode : NSObject {
    
@protected
    NSInteger expressionType;
    NSInteger nodeType;
    NSInteger nodeDimtyType;
    NSInteger dataType;
    NSInteger key;
    NSString* displayName;
    NSString* emet;
    NSInteger cpValue;
    Dimty* dimtyObject;
    BOOL isIndependent;
    
    ExpressionNode* __weak parentNode;
    MSIExpression* __weak ownerExpression;
    NSMutableArray* childNodes;
    BOOL isModified;
    PromptInstances* promptinstances;
}

@property NSInteger expressionType;
@property NSInteger nodeType;
@property NSInteger nodeDimtyType;
@property NSInteger dataType;
@property NSInteger key;
@property NSInteger cpValue;
@property (nonatomic, copy) NSString* displayName;
@property (nonatomic, copy) NSString* emet;
@property (nonatomic, strong) Dimty* dimtyObject;
@property (nonatomic, readonly, weak) ExpressionNode* parentNode;
@property BOOL isIndependent;
@property BOOL isModified;

-(id)initWithExpression: (MSIExpression*)expr;
-(id)copyWithZone:(NSZone *)zone expression:(MSIExpression*)expression;
-(id)copyWithZone:(NSZone *)zone;
-(NSInteger)childCount;
-(ExpressionNode*)childAtIndex:(NSInteger)i;
-(ExpressionNode*)firstChild;
-(ExpressionNode*)nextSibling;
-(NSInteger)subExpressionCount;

-(BOOL)addChild:(ExpressionNode*)newNode;
-(BOOL)insertChild:(ExpressionNode*)newNode before:(ExpressionNode*)node;
-(void)removeChild:(ExpressionNode*)child;
-(BOOL)replaceChild:(ExpressionNode*)child with:(ExpressionNode*)newNode;
-(void)clear;
-(BOOL)containsChild:(ExpressionNode*)child;

-(void)handleXml:(NSString*)elementName attributes:(NSDictionary*)attributes  support:(SAXSupport*)support;
-(void)handleXmlAttributes:(NSString*)elementName attributes:(NSDictionary*)attributes;
-(void)buildXml:(XMLBuilder*)builder;
-(void)buildTypeSpecificXml:(XMLBuilder*)builder;


@end

@interface ExpressionNode (MSTRHandler) <MSTRHandler>
@end

//====================================================================
@interface OperatorNode : ExpressionNode {
    
@private
    NSInteger function;
    NSMutableDictionary* properties;
    int mrpFunction;
    NSInteger functionType;
}

@property NSInteger function;
@property (nonatomic, strong) NSMutableDictionary* properties;
@property NSInteger functionType;
-(int) mappedFunction;
-(void) setMappedFunction:(NSInteger)function functionType:(NSInteger)functionType;
-(void) setMappedFunction:(NSInteger)mappedFunction functionType:(NSInteger)newFunctionType ascending:(BOOL) ascending;
@end


//====================================================================
@interface ShortcutNode : ExpressionNode  {
    
@private
    MSIObjectInfo* target;
}

@property (nonatomic, strong) MSIObjectInfo* target;

@end

//====================================================================
@interface ValueNode : ExpressionNode {
    
@protected
    NSInteger valueDataType;
    NSString* value;
}

@property (nonatomic, copy) NSString* value;
@property NSInteger valueDataType;

@end

//====================================================================
@interface ConstantNode : ValueNode {
}

@end

//====================================================================
@interface BigDecimalNode : ValueNode {
}


@end

//====================================================================
@interface TimeNode: ValueNode {
    
@private
    NSString* dynamicDateXML;
}

-(BOOL) isDynamic;

@end

//====================================================================
@interface FormShortcutNode : ExpressionNode {
    
@private
    MSIObjectInfo* attribute;
    MSIObjectInfo* form;
}

@property (nonatomic, strong) MSIObjectInfo* attribute;
@property (nonatomic, strong) MSIObjectInfo* form;

@end

//====================================================================
@interface ElementsObjectNode: ExpressionNode {
@private
    MSIObjectInfo* attribute;
    NSMutableArray* elements;
}

@property (nonatomic, strong) NSMutableArray* elements;
@property (nonatomic, strong) MSIObjectInfo* attribute;

@end

//====================================================================
@interface UnsupportedExpressionNode : ExpressionNode {
    @private
    XMLBuilder* currentBuilder;
    NSMutableString* xml;
}

@end