#pragma once

#include "Text.h"
#include "Array.h"
#include "ReferenceCounter.h"

namespace Framework
{
    namespace JSON
    {
        enum class JSONType
        {
            NULL_,
            BOOLEAN,
            NUMBER,
            STRING,
            ARRAY,
            OBJECT
        };

        class JSONArray;
        class JSONObject;

        class JSONValue : public virtual ReferenceCounter
        {
        private:
            JSONType type;

        protected:
            __declspec(dllexport) JSONValue( JSONType type );

        public:
            __declspec(dllexport) JSONValue();
            __declspec(dllexport) virtual ~JSONValue();
            __declspec(dllexport) JSONType getType() const;
            __declspec(dllexport) virtual Text toString() const;
        };

        class JSONBool : public JSONValue
        {
        private:
            bool b;

        public:
            __declspec(dllexport) JSONBool( bool b );

            __declspec(dllexport) bool getBool() const;
            __declspec(dllexport) Text toString() const override;
        };

        class JSONNumber : public JSONValue
        {
        private:
            double number;

        public:
            __declspec(dllexport) JSONNumber( double num );

            __declspec(dllexport) double getNumber() const;
            __declspec(dllexport) Text toString() const override;
        };

        class JSONString : public JSONValue
        {
        private:
            Text string;

        public:
            __declspec(dllexport) JSONString( Text string );

            __declspec(dllexport) Text getString() const;
            __declspec(dllexport) Text toString() const override;
        };

        class JSONArray : public JSONValue
        {
        private:
            RCArray< JSONValue >* array;

        public:
            __declspec(dllexport) JSONArray();
            __declspec(dllexport) JSONArray( Text string );
            __declspec(dllexport) JSONArray( const JSONArray& arr );
            __declspec(dllexport) ~JSONArray();

            __declspec(dllexport) JSONArray& operator=( const JSONArray& arr );

            __declspec(dllexport) void addValue( JSONValue* value );
            __declspec(dllexport) JSONValue* getValue( int i ) const;
            __declspec(dllexport) int getLength() const;
            __declspec(dllexport) bool isValueOfType( int i, JSONType type ) const;

            __declspec(dllexport) Text toString() const override;
        };

        class JSONObject : public JSONValue
        {
        private:
            Array< Text >* fields;
            RCArray< JSONValue >* values;

        public:
            __declspec(dllexport) JSONObject();
            __declspec(dllexport) JSONObject( Text string );
            __declspec(dllexport) JSONObject( const JSONObject& obj );
            __declspec(dllexport) ~JSONObject();

            __declspec(dllexport) JSONObject& operator=( const JSONObject& obj );

            __declspec(dllexport) bool addValue( Text field, JSONValue* value );
            __declspec(dllexport) bool removeValue( Text field );
            __declspec(dllexport) bool hasValue( Text field );
            __declspec(dllexport) JSONValue* getValue( Text field );
            __declspec(dllexport) Iterator< Text > getFields();
            __declspec(dllexport) Iterator< JSONValue* > getValues();
            __declspec(dllexport) int getFieldCount() const;
            __declspec(dllexport) bool isValueOfType( Text field, JSONType type ) const;

            __declspec(dllexport) Text toString() const override;
        };

        __declspec(dllexport) JSONValue* loadJSONFromFile( Text path );

        namespace Parser
        {
            __declspec(dllexport) int findObjectEndInArray( const char* str );
            __declspec(dllexport) Text removeWhitespace( const char* str );
            __declspec(dllexport) JSONValue* getValue( const char* str );
            __declspec(dllexport) int findFieldEndInObject( const char* str );
            __declspec(dllexport) int findValueEndInObject( const char* str );
        };
    }
}