#pragma once
#include <SDL2/SDL_ttf.h>
#include "../globals.hpp"

namespace Framework {
	class Text {
	public:
		Text(int x, int y, int w, int h,
				const std::string& Content, SDL_Color Color = { 0, 0, 0, 255 },
				int FontSize = 30)
			: DestinationRect{ x, y, w, h }, Color{ Color } {
			Font = TTF_OpenFont(Config::FONT.c_str(), FontSize);
#ifdef SHOW_DEBUG_HELPERS
			Utils::CheckSDLError("Text::Text::TTF_OpenFont");
#endif
			SetText(Content);
		}

		void SetText(const std::string& Text) {
			SetText(Text, Color);
		}

		void SetText(const std::string& Text, SDL_Color NewColor) {
			if (TextSurface) {
				SDL_FreeSurface(TextSurface);
			}
			Color = NewColor;

			TextSurface = TTF_RenderUTF8_Blended(Font, Text.c_str(), Color);

			auto [x, y, w, h] = DestinationRect;
			const int WidthDifference{ w - TextSurface->w };
			const int LeftOffset{ WidthDifference / 2 };
			const int HeightDifference { h - TextSurface-> h };
			const int TopOffset{ HeightDifference / 2 };

			TextPosition = { x + LeftOffset, y + TopOffset, w, h };
		}

		void Render(SDL_Surface* Surface) {
			SDL_BlitSurface(TextSurface, nullptr, Surface, &TextPosition);
		}

		~Text() {
			if (Font) { TTF_CloseFont(Font); }
			if (TextSurface) { SDL_FreeSurface(TextSurface); }
		}
		
		Text(const Text&){}
		Text& operator=(const Text& other) {
			/* TODO */
			if (this != &other) {

			}
			return *this;
		}

	private:
		SDL_Surface* TextSurface{ nullptr };
		TTF_Font* Font{ nullptr };
		SDL_Rect DestinationRect{ 0, 0, 0, 0 };
		SDL_Rect TextPosition{ 0, 0, 0, 0 };
		SDL_Color Color{ 0, 0, 0, 255 };
	};
}