#include <iostream>
#include <map>
#include <string>
#include <vector>
using namespace std;

/* DictObject
 * Used to store different types of values.
 * either a string value or 
 * a map (dictionary/collection) of key/value pairs (strings).
 * Note: i used the term Dict and Dictionary since 
 * it will eventually map to the Python object directly.
 */

#ifndef _DATAOBJECT_
#define _DATAOBJECT_

class DictObject {
public:
    enum DictObjectType {Scalar, Dict};
private:
    DictObjectType type;
    string value;
    map<string, DictObject*> entry;
public:
    DictObject(DictObjectType type);
    DictObject(void);
    DictObject(string);
    ~DictObject();

    bool isDict(void);
    bool isScalar(void);

    // dictionary operations
    bool hasKey(string key);
    void setValue(string key, DictObject *value);
    DictObject *getValue(string key);
	map<string, DictObject*>& getDict(void);
	vector<string>* getKeys(void);

    // value operations
    void setValue(string value);
    string getValue(void);
 
    // returns a 'python' formatted string.
    string format(string indent = "");
    
};

#endif