From c988905add09cf8baf46dc61279528f6f39f7a1a Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Thu, 10 Mar 2022 20:16:14 +0100
Subject: feat: add status bar

---
 src/engine/engine.cpp         | 14 +++++++++-----
 src/engine/graphics/scene.cpp | 31 ++++++++++++++++++++++++++-----
 src/engine/graphics/scene.hpp | 22 +++++++++++++++-------
 3 files changed, 50 insertions(+), 17 deletions(-)

(limited to 'src/engine')

diff --git a/src/engine/engine.cpp b/src/engine/engine.cpp
index 0227d5c..6050348 100644
--- a/src/engine/engine.cpp
+++ b/src/engine/engine.cpp
@@ -21,7 +21,7 @@ CLIGameEngine::CLIGameEngine(IGameFactory game_factory, ISceneFactory scene_fact
 
 void CLIGameEngine::start() noexcept
 {
-	auto scene = _scene_factory();
+	auto scene = _scene_factory(_cursor_controller, _window);
 
 	scene->enter();
 	_input_handler->enter_raw_mode();
@@ -43,10 +43,14 @@ void CLIGameEngine::start() noexcept
 
 	const std::unordered_map<char, Callback> input_config = {
 		{'q', InputActions::exit_success},
-		{'k', InputActions::move_cursor(Vector2::up(), _cursor_controller, _window)},
-		{'j', InputActions::move_cursor(Vector2::down(), _cursor_controller, _window)},
-		{'h', InputActions::move_cursor(Vector2::left(), _cursor_controller, _window)},
-		{'l', InputActions::move_cursor(Vector2::right(), _cursor_controller, _window)}};
+		{'k',
+		 InputActions::move_cursor(Vector2::up(), _cursor_controller, scene, _window)},
+		{'j',
+		 InputActions::move_cursor(Vector2::down(), _cursor_controller, scene, _window)},
+		{'h',
+		 InputActions::move_cursor(Vector2::left(), _cursor_controller, scene, _window)},
+		{'l', InputActions::move_cursor(Vector2::right(), _cursor_controller, scene,
+										_window)}};
 
 	_configure_input(input_config);
 
diff --git a/src/engine/graphics/scene.cpp b/src/engine/graphics/scene.cpp
index a8e7b88..c4a398c 100644
--- a/src/engine/graphics/scene.cpp
+++ b/src/engine/graphics/scene.cpp
@@ -4,13 +4,19 @@
 
 #include <fmt/core.h>
 #include <iostream>
-
-Scene::Scene(IMatrixFactory<std::string_view> matrix_factory)
-	: _is_shown(false), _matrix_factory(matrix_factory)
+#include <utility>
+
+Scene::Scene(IMatrixFactory<std::string_view> matrix_factory,
+			 std::shared_ptr<ICursorController> cursor_controller,
+			 std::shared_ptr<IWindow> window) noexcept
+	: _is_shown(false),
+	  _matrix_factory(matrix_factory),
+	  _cursor_controller(std::move(cursor_controller)),
+	  _window(std::move(window))
 {
 }
 
-void Scene::enter()
+void Scene::enter() noexcept
 {
 	if (_is_shown)
 	{
@@ -23,7 +29,7 @@ void Scene::enter()
 	_is_shown = true;
 }
 
-void Scene::leave()
+void Scene::leave() noexcept
 {
 	if (!_is_shown)
 	{
@@ -35,3 +41,18 @@ void Scene::leave()
 
 	_is_shown = false;
 }
+
+void Scene::write_status(const std::string_view &str) noexcept
+{
+	const auto previous_position = _cursor_controller->where();
+
+	const auto window_size = _window->size();
+
+	_cursor_controller->move_to(
+		Vector2({.x = 1, .y = static_cast<Vector2::Value>(window_size.get_height())}));
+
+	fmt::print(ERASE_ENTIRE_LINE, fmt::arg("esc", ESC));
+	fmt::print(fmt::runtime(str.data()));
+
+	_cursor_controller->move_to(previous_position);
+}
diff --git a/src/engine/graphics/scene.hpp b/src/engine/graphics/scene.hpp
index c4c217f..3d05cd9 100644
--- a/src/engine/graphics/scene.hpp
+++ b/src/engine/graphics/scene.hpp
@@ -1,29 +1,37 @@
 #pragma once
 
-#include "DI/auto_wirable.hpp"
+#include "interfaces/cursor.hpp"
 #include "interfaces/matrix.hpp"
 #include "interfaces/scene.hpp"
+#include "interfaces/window.hpp"
 
 #include <fmt/core.h>
+#include <memory>
 #include <string_view>
 
 constexpr fmt::string_view ENABLE_ALT_BUFFER = "{esc}[?1049h";
 constexpr fmt::string_view DISABLE_ALT_BUFFER = "{esc}[?1049l";
 
-class Scene : public IScene,
-			  public AutoWirable<IScene, Scene, IMatrixFactory<std::string_view>>
+constexpr fmt::string_view ERASE_ENTIRE_LINE = "{esc}[2K";
+
+class Scene : public IScene
 {
 public:
-	explicit Scene(IMatrixFactory<std::string_view> matrix_factory);
+	explicit Scene(IMatrixFactory<std::string_view> matrix_factory,
+				   std::shared_ptr<ICursorController> cursor_controller,
+				   std::shared_ptr<IWindow> window) noexcept;
 
-	void enter() override;
+	void enter() noexcept override;
 
-	void leave() override;
+	void leave() noexcept override;
 
-	// void do_in_statusbar(const std::function<void()> &routine);
+	void write_status(const std::string_view &str) noexcept override;
 
 private:
 	bool _is_shown;
 
 	IMatrixFactory<std::string_view> _matrix_factory;
+
+	std::shared_ptr<ICursorController> _cursor_controller;
+	std::shared_ptr<IWindow> _window;
 };
-- 
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