From b74611d2b20fc071b8a699f2ce25e61f60118d6e Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Sun, 22 May 2022 23:13:29 +0200
Subject: refactor: improve input handling & remove commands

---
 src/game/game.cpp | 98 +++++++++++++++++++++++++++++++++++++++----------------
 1 file changed, 70 insertions(+), 28 deletions(-)

(limited to 'src/game/game.cpp')

diff --git a/src/game/game.cpp b/src/game/game.cpp
index b9f5e3a..5606e71 100644
--- a/src/game/game.cpp
+++ b/src/game/game.cpp
@@ -1,13 +1,9 @@
 #include "game.hpp"
 
-#include "commands/insert_cell.hpp"
-#include "commands/move_cursor.hpp"
-#include "commands/quit.hpp"
-#include "commands/toggle_pause.hpp"
-
 #include <fmt/core.h>
 
 #include <chrono>
+#include <cstdlib>
 #include <iostream>
 #include <utility>
 
@@ -16,12 +12,14 @@ Game::Game(
 	std::shared_ptr<ICursorController> cursor_controller,
 	std::shared_ptr<IGenerationTracker> generation_tracker,
 	std::shared_ptr<IStatusManager> status_manager,
+	std::shared_ptr<IUserInputObserver> user_input_observer,
 	IStatusLineSubscriberAdapterFactory<Vector2>
 		vector2_statusline_subscriber_adapter_factory) noexcept
 	: _scene(std::move(scene)),
 	  _cursor_controller(std::move(cursor_controller)),
 	  _generation_tracker(std::move(generation_tracker)),
 	  _status_manager(std::move(status_manager)),
+	  _user_input_observer(std::move(user_input_observer)),
 	  _vector2_statusline_subscriber_adapter_factory(
 		  vector2_statusline_subscriber_adapter_factory)
 {
@@ -71,11 +69,63 @@ void Game::on_start() noexcept
 
 	_status_manager->set_section_body(StatusLineSection::F, "0");
 
+	_status_manager->set_section_body(StatusLineSection::G, "lol");
+
 	_last_update_time = std::chrono::system_clock::now();
 }
 
 void Game::on_update() noexcept
 {
+	if (_user_input_observer->is_key_pressed('q'))
+	{
+		std::exit(EXIT_SUCCESS);
+	}
+
+	if (_user_input_observer->is_key_pressed('i'))
+	{
+		const auto position = _cursor_controller->where();
+
+		std::cout.put('x');
+		std::cout.flush();
+
+		_cursor_controller->move_to(position);
+
+		auto matrix = _scene->get_matrix();
+
+		const auto pos_offset = Vector2({.x = 0U, .y = 1U});
+
+		matrix->set(position - pos_offset, "#");
+	}
+
+	if (_user_input_observer->is_key_pressed('h'))
+	{
+		_move_cursor(Vector2::left());
+	}
+
+	if (_user_input_observer->is_key_pressed('j'))
+	{
+		_move_cursor(Vector2::down());
+	}
+
+	if (_user_input_observer->is_key_pressed('k'))
+	{
+		_move_cursor(Vector2::up());
+	}
+
+	if (_user_input_observer->is_key_pressed('l'))
+	{
+		_move_cursor(Vector2::right());
+	}
+
+	if (_user_input_observer->is_key_pressed('p'))
+	{
+		auto onoff = !_generation_tracker->get_is_paused();
+
+		_generation_tracker->set_is_paused(onoff);
+
+		_status_manager->set_section_body(StatusLineSection::D, onoff ? "yes" : "no");
+	}
+
 	const auto time_since_last_update =
 		std::chrono::system_clock::now() - _last_update_time;
 
@@ -84,6 +134,10 @@ void Game::on_update() noexcept
 		fmt::format("{} nanoseconds", time_since_last_update.count()));
 
 	_last_update_time = std::chrono::system_clock::now();
+
+	_status_manager->set_section_body(
+		StatusLineSection::G,
+		fmt::format("{}", _user_input_observer->is_key_pressed('v')));
 }
 
 void Game::on_exit() const noexcept
@@ -101,28 +155,16 @@ void Game::on_exit() const noexcept
 	std::cout.flush();
 }
 
-auto Game::get_input_config() const noexcept
-	-> std::unordered_map<char, std::shared_ptr<ICommand>>
+void Game::_move_cursor(const Vector2 &direction) noexcept
 {
-	return {
-		{'q', std::make_shared<QuitCommand>()},
-		{'i', std::make_shared<InsertCellCommand>(_cursor_controller, _scene)},
-		{'p', std::make_shared<TogglePauseCommand>(_generation_tracker, _status_manager)},
-		{'k',
-		 std::make_shared<MoveCursorCommand>(Vector2::up(), _cursor_controller, _scene)},
-		{'j',
-		 std::make_shared<MoveCursorCommand>(
-			 Vector2::down(),
-			 _cursor_controller,
-			 _scene)},
-		{'h',
-		 std::make_shared<MoveCursorCommand>(
-			 Vector2::left(),
-			 _cursor_controller,
-			 _scene)},
-		{'l',
-		 std::make_shared<MoveCursorCommand>(
-			 Vector2::right(),
-			 _cursor_controller,
-			 _scene)}};
+	const auto new_position = _cursor_controller->where().to_direction(direction, 1);
+
+	const auto scene_size = _scene->size();
+
+	if (scene_size.validate_coords(new_position) != CoordsValidation::VALID)
+	{
+		return;
+	}
+
+	_cursor_controller->move_to(new_position);
 }
-- 
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