refactor: improve input handling in game loop

1 files changed, 44 insertions, 39 deletions

diff --git a/src/game/game.cpp b/src/game/game.cpp
index de2b4df..41bafdf 100644
--- a/src/game/game.cpp
+++ b/src/game/game.cpp
@@ -61,51 +61,51 @@ void Game::on_start() noexcept
 
 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, "#");
-	}
+	const auto pressed_key = _user_input_observer->get_currently_pressed_key();
 
 	auto cursor_has_moved = false;
 
-	if (_user_input_observer->is_key_pressed('h'))
+	switch (pressed_key)
 	{
+	case 'h':
 		_move_cursor(Vector2::left());
 		cursor_has_moved = true;
-	}
+		break;
 
-	if (_user_input_observer->is_key_pressed('j'))
-	{
+	case 'j':
 		_move_cursor(Vector2::down());
 		cursor_has_moved = true;
-	}
+		break;
 
-	if (_user_input_observer->is_key_pressed('k'))
-	{
+	case 'k':
 		_move_cursor(Vector2::up());
 		cursor_has_moved = true;
-	}
+		break;
 
-	if (_user_input_observer->is_key_pressed('l'))
-	{
+	case 'l':
 		_move_cursor(Vector2::right());
 		cursor_has_moved = true;
+		break;
+
+	case 'q':
+		std::exit(EXIT_SUCCESS);
+
+	case 'i':
+		_insert_cell(_cursor_controller->where(), 'x');
+		break;
+
+	case 'p':
+	{
+		auto onoff = !_generation_tracker->get_is_paused();
+
+		_generation_tracker->set_is_paused(onoff);
+		_status_manager->set_section_body(StatusLineSection::D, onoff ? "yes" : "no");
+
+		break;
+	}
+
+	default:
+		break;
 	}
 
 	if (cursor_has_moved)
@@ -121,15 +121,6 @@ void Game::on_update() noexcept
 			fmt::format("{}", current_pos.get_y()));
 	}
 
-	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_now = std::chrono::system_clock::now();
 
 	const auto time_since_last_update = time_now - _last_update_time;
@@ -187,3 +178,17 @@ void Game::_move_cursor(const Vector2 &direction) noexcept
 
 	_cursor_controller->move_to(new_position);
 }
+
+void Game::_insert_cell(const Vector2 &position, char cell) noexcept
+{
+	std::cout.put(cell);
+	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, cell);
+}