shadow-over-bishkek001/src/MenuManager.cpp

#include "MenuManager.h"
#include <iostream>

namespace ZL {

	MenuManager::MenuManager(Renderer& iRenderer) :
		renderer(iRenderer)
	{
	}

	void MenuManager::setupMenu()
	{
		mainMenuRoot       = loadUiFromFile("resources/config/main_menu.json",        renderer, CONST_ZIP_FILE);
		shipSelectionRoot  = loadUiFromFile("resources/config/ship_selection_menu.json", renderer, CONST_ZIP_FILE);
		gameplayRoot       = loadUiFromFile("resources/config/ui.json",               renderer, CONST_ZIP_FILE);
		gameOverRoot       = loadUiFromFile("resources/config/game_over.json",        renderer, CONST_ZIP_FILE);
		connectionLostRoot = loadUiFromFile("resources/config/connection_lost.json",  renderer, CONST_ZIP_FILE);

		enterMainMenu();
	}

	bool MenuManager::shouldRenderSpace() const
	{
		return state == GameState::Gameplay
			|| state == GameState::GameOver
			|| state == GameState::ConnectionLost;
	}

	// ── State: MainMenu ──────────────────────────────────────────────────────

	void MenuManager::enterMainMenu()
	{
		state = GameState::MainMenu;
		uiManager.replaceRoot(mainMenuRoot);

		uiManager.setButtonCallback("singleButton", [this](const std::string&) {
			enterShipSelectionSingle();
			});

		uiManager.setButtonCallback("multiplayerButton", [this](const std::string&) {
			enterShipSelectionMulti();
			});
	}

	// ── State: ShipSelectionSingle ───────────────────────────────────────────

	void MenuManager::enterShipSelectionSingle()
	{
		state = GameState::ShipSelectionSingle;
		uiManager.replaceRoot(shipSelectionRoot);

		uiManager.setButtonCallback("spaceshipButton", [this](const std::string&) {
			std::string nick = uiManager.getTextFieldValue("nicknameInput");
			if (nick.empty()) nick = "Player";
			enterGameplay();
			if (onSingleplayerPressed) onSingleplayerPressed(nick, 0);
			});

		uiManager.setButtonCallback("cargoshipButton", [this](const std::string&) {
			std::string nick = uiManager.getTextFieldValue("nicknameInput");
			if (nick.empty()) nick = "Player";
			enterGameplay();
			if (onSingleplayerPressed) onSingleplayerPressed(nick, 1);
			});

		uiManager.setButtonCallback("backButton", [this](const std::string&) {
			enterMainMenu();
			});
	}

	// ── State: ShipSelectionMulti ─────────────────────────────────────────────

	void MenuManager::enterShipSelectionMulti()
	{
		state = GameState::ShipSelectionMulti;
		uiManager.replaceRoot(shipSelectionRoot);

		uiManager.setButtonCallback("spaceshipButton", [this](const std::string&) {
			std::string nick = uiManager.getTextFieldValue("nicknameInput");
			if (nick.empty()) nick = "Player";
			enterGameplay();
			if (onMultiplayerPressed) onMultiplayerPressed(nick, 0);
			});

		uiManager.setButtonCallback("cargoshipButton", [this](const std::string&) {
			std::string nick = uiManager.getTextFieldValue("nicknameInput");
			if (nick.empty()) nick = "Player";
			enterGameplay();
			if (onMultiplayerPressed) onMultiplayerPressed(nick, 1);
			});

		uiManager.setButtonCallback("backButton", [this](const std::string&) {
			enterMainMenu();
			});
	}

	// ── State: Gameplay ──────────────────────────────────────────────────────

	void MenuManager::enterGameplay()
	{
		state = GameState::Gameplay;
		uiManager.replaceRoot(gameplayRoot);

		auto velocityTv = uiManager.findTextView("velocityText");
		if (velocityTv) {
			velocityTv->rect.x = 10.0f;
			velocityTv->rect.y = static_cast<float>(Environment::height) - velocityTv->rect.h - 10.0f;
		}

		uiManager.startAnimationOnNode("backgroundNode", "bgScroll");

		uiManager.setButtonCallback("shootButton", [this](const std::string&) {
			if (onFirePressed) onFirePressed();
			});
		uiManager.setButtonCallback("shootButton2", [this](const std::string&) {
			if (onFirePressed) onFirePressed();
			});
		uiManager.setButtonCallback("plusButton", [this](const std::string&) {
			int newVel = Environment::shipState.selectedVelocity + 1;
			if (newVel > 4) newVel = 4;
			if (onVelocityChanged) onVelocityChanged(newVel);
			});
		uiManager.setButtonCallback("minusButton", [this](const std::string&) {
			int newVel = Environment::shipState.selectedVelocity - 1;
			if (newVel < 0) newVel = 0;
			if (onVelocityChanged) onVelocityChanged(newVel);
			});
		uiManager.setSliderCallback("velocitySlider", [this](const std::string&, float value) {
			int newVel = static_cast<int>(roundf(value * 10));
			if (newVel > 2) newVel = 2;
			if (newVel != Environment::shipState.selectedVelocity) {
				if (onVelocityChanged) onVelocityChanged(newVel);
			}
			});
	}

	// ── State: GameOver ──────────────────────────────────────────────────────

	void MenuManager::enterGameOver(int score)
	{
		state = GameState::GameOver;
		uiManager.replaceRoot(gameOverRoot);

		uiManager.setText("scoreText", "Score: " + std::to_string(score));

		uiManager.setButtonCallback("restartButton", [this](const std::string&) {
			if (onRestartPressed) onRestartPressed();
			enterGameplay();
			});
		uiManager.setButtonCallback("gameOverExitButton", [this](const std::string&) {
			Environment::exitGameLoop = true;
			});
	}

	// ── State: ConnectionLost ─────────────────────────────────────────────────

	void MenuManager::enterConnectionLost()
	{
		state = GameState::ConnectionLost;
		uiManager.replaceRoot(connectionLostRoot);

		uiManager.setButtonCallback("reconnectButton", [this](const std::string&) {
			// TODO: reconnect logic
			});
		uiManager.setButtonCallback("exitServerButton", [this](const std::string&) {
			Environment::exitGameLoop = true;
			});
	}

	// ── Public event API ──────────────────────────────────────────────────────

	void MenuManager::showGameOver(int score)
	{
		if (state == GameState::Gameplay) {
			enterGameOver(score);
		}
	}

	void MenuManager::showConnectionLost()
	{
		if (state == GameState::Gameplay) {
			enterConnectionLost();
		}
	}

} // namespace ZL