Parks-n-Rec/include/parks/app.h

#pragma once

#include <iostream>
#include <parks/traits.h>
#include <vector>
#include "blt/std/logging.h"
#include "status.h"
#include <parks/error_logging.h>

namespace parks {
    namespace Properties {
        enum PROPERTIES {
            // The display window's title
            WINDOW_TITLE,
            // the initial display width/height. This value does not change if the window is resized. Use Window::getWidth and Window::getHeight
            WINDOW_WIDTH,
            WINDOW_HEIGHT,
            WINDOW_RESIZABLE,
            RENDER_MODE, // INT
        };
        
        class Value_t {
            public:
                Value_t() = default;
                
                Value_t(const Value_t& value) = delete;
                
                virtual ~Value_t() = default;
                
                virtual void writeValue(std::ostream& ostream) = 0;
                
                virtual void readValue(std::istream istream) = 0;
        };
        
        template<typename T, typename std::enable_if<parks::is_streamable<T>::value>::type* = nullptr>
        class Value : public Value_t {
            private:
                T* m_Value;
            public:
                explicit Value(const T& v): m_Value(new T(v)) {}
                
                explicit Value(T* v): m_Value(v) {}
                
                Value() = default;
                
                inline const T& getValue() { return *m_Value; }
                
                inline void writeValue(std::ostream& ostream) final {
                    ostream << *m_Value;
                }
                
                inline void readValue(std::istream istream) final {
                    istream >> *m_Value;
                }
                
                ~Value() override {
                    delete m_Value;
                }
        };
    }
    class Settings {
        public:
            Settings() = default;
            
            ~Settings() {
                for (auto* p : values)
                    delete p;
            }
            
            [[nodiscard]] Properties::Value_t* getProperty(Properties::PROPERTIES property) const {
                //BLT_TRACE("Getting Property information (%d)", property);
                //BLT_TRACE("Property: %d, Value: %d (Getting)", property, values[property]);
                if (values.size() <= property)
                    return nullptr;
                return values[property];
            }
            
            template<typename T>
            [[nodiscard]] Properties::Value<T>* getProperty(Properties::PROPERTIES property) const {
                if (values.size() <= property)
                    return nullptr;
                return dynamic_cast<Properties::Value<T>*>(values[property]);
            }
            
            void setProperty(Properties::PROPERTIES property, Properties::Value_t* value) {
                BLT_TRACE("Setting property information (%d)", property);
                BLT_TRACE("Values size / capacity (before): %d/%d", values.size(),
                          values.capacity());
                BLT_TRACE("Property: %d, Value: %d (Setting)", property, value);
                if (values.capacity() <= property)
                    values.resize(property * 2);
                values[property] = value;
                BLT_TRACE("Values size / capacity (after): %d/%d", values.size(),
                          values.capacity());
                BLT_TRACE("Dumping values:");
                BLT_TRACE("---------------------");
                for (unsigned int i = 0; i < values.size(); i++)
                    BLT_TRACE("Value (%d): %d", i, values[i]);
                BLT_TRACE("---------------------");
            }
        
        private:
            std::vector<Properties::Value_t*> values;
    };
}