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path: root/game/coins/CoinSystemScript.h
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#pragma once

#include <random>
#include <string>

#include <crepe/api/CircleCollider.h>
#include <crepe/api/Script.h>
#include <crepe/api/Sprite.h>
#include <crepe/api/Transform.h>
#include <crepe/types.h>

class CoinSystemScript : public crepe::Script {
private:
	struct CoinData {
		crepe::vec2 start_location = {0, 0};
		std::string name = "";
		bool active = false;
		CoinData(crepe::vec2 start_location)
			: start_location(start_location),
			  name(""),
			  active(false) {}
	};

public:
	CoinSystemScript() {};
	void init() override;
	void frame_update(crepe::duration_t dt) override;

private:
	void add_location(const crepe::vec2 & location);
	void despawn_coins();
	void spawn_coins();
	void generate_locations();
	float preset_1(const crepe::vec2 & begin_position);
	float preset_2(const crepe::vec2 & begin_position);
	float preset_3(const crepe::vec2 & begin_position);
	float preset_4(const crepe::vec2 & begin_position);
	float preset_5(const crepe::vec2 & begin_position);

private:
	std::vector<std::function<float(const crepe::vec2 &)>> functions
		= {[this](const crepe::vec2 & pos) { return preset_1(pos); },
		   [this](const crepe::vec2 & pos) { return preset_2(pos); },
		   [this](const crepe::vec2 & pos) { return preset_3(pos); },
		   [this](const crepe::vec2 & pos) { return preset_4(pos); },
		   [this](const crepe::vec2 & pos) { return preset_5(pos); }};
	std::vector<int> weights = {20, 20, 20, 20, 20};
	std::random_device rd;
	std::default_random_engine engine;
	float system_position = 1400;
	static constexpr float SYSTEM_POSITION_OFFSET = 200;

private:
	static constexpr float SPAWN_SPACING_MIN = 400;
	static constexpr float SPAWN_SPACING_MAX = 1000;
	static constexpr float SPAWN_DISTANCE = 600;
	static constexpr float DESPAWN_DISTANCE = 600;
	static constexpr float SPAWN_AREA = 50;
	std::vector<CoinData> coin_locations;

private:
	// preset one settings
	// *****				*****
	//
	//
	//
	//				*****				*****
	static constexpr float ROW_OFFSET_1 = 100;
	static constexpr float COLUM_OFFSET_1 = 25;
	static constexpr int COLUM_AMOUNT_1 = 5;

private:
	// preset two settings
	//
	//  ********
	// **********
	//  ********
	//
	static constexpr float ROW_OFFSET_2 = 25;
	static constexpr float COLUM_OFFSET_2 = 25;
	static constexpr int COLUM_AMOUNT_2 = 10;
	// preset three settings
	// ***
	//
	//     ***
	//
	//         ***
	static constexpr float ROW_OFFSET_3 = 100;
	static constexpr float COLUM_OFFSET_3 = 25;
	static constexpr int COLUM_AMOUNT_3 = 3;
	// preset four settings
	//         ***
	//
	//     ***
	//
	// ***
	static constexpr float ROW_OFFSET_4 = 100;
	static constexpr float COLUM_OFFSET_4 = 25;
	static constexpr int COLUM_AMOUNT_4 = 3;
	// preset five settings
	//
	//			***
	//
	static constexpr float ROW_OFFSET_5 = 25;
	static constexpr float COLUM_OFFSET_5 = 25;
	static constexpr int COLUM_AMOUNT_5 = 3;
};