removed the window files and updated process_input

src/engine.cpp

@@ -0,0 +1,122 @@
+#include <chrono>
+#include <engine.hpp>
+#include <iostream>
+#include <memory>
+#include <ncurses.h>
+#include <thread>
+#include <ranges>
+
+Window::Window() {
+	for(auto &val : view) { val.fill('.'); }
+	for(int i : std::ranges::views::iota(0, ROW)) {
+		for(int j : std::ranges::views::iota(0, COL)) {
+			if(i % 2 == 0 && j % 2 == 0) { view[i][j] = ' '; }
+		}
+	}
+}
+
+void Window::draw_display() {
+	std::cout << "\033[H" << std::flush; // Clear screen
+	for(int i : std::ranges::views::iota(0, ROW)) {
+		for(int j : std::ranges::views::iota(0, COL)) {
+			if(view[i][j] != '.') { std::cout << view[i][j] << " "; }
+			if(view[i][j] == '.') {
+				if(i % 2 == 0) { std::cout << "| "; }
+				if(i % 2 != 0 && j % 2 == 0) { std::cout << "- "; }
+				if(i % 2 != 0 && j % 2 != 0) { std::cout << "+ "; }
+			}
+		}
+		std::cout << "\r\n";
+	}
+}
+
+Engine::Engine() : 
+	map {
+		vec2 { 0, 0 }, vec2 { 2, 0 }, vec2 { 4, 0 },
+		vec2 { 0, 2 }, vec2 { 2, 2 }, vec2 { 4, 2 },
+		vec2 { 0, 4 }, vec2 { 2, 4 }, vec2 { 4, 4 }
+	} {
+	initscr();
+	cbreak();
+	noecho();
+	curs_set(0);
+	nodelay(stdscr, true);
+	win = std::make_unique<Window>();
+
+}
+
+Engine::~Engine() {}
+
+void Engine::run() {
+	while (exit_code() && process_input()) {
+		win->draw_display();
+		std::cout << "Current Player: " << state.temp->id << "\n";
+		std::this_thread::sleep_for(std::chrono::milliseconds((int) (150))); // 1000 / fps; 200ms = 5fps
+	}
+	endwin();
+}
+
+bool Engine::exit_code() {
+	int index = 0;
+	if(check_line(state.player1.id)) {
+		std::cout << "Game Over! Player 1 wins!" << std::endl;
+		std::this_thread::sleep_for(std::chrono::seconds(2));
+		return false;
+	} else if(check_line(state.player2.id)) {
+		std::cout << "Game Over! Player 2 wins!" << std::endl;
+		std::this_thread::sleep_for(std::chrono::seconds(2));
+		return false;
+	}
+	for(auto &row : win->view) {
+		for(auto val : row) {
+			if(val != ' ') index++;
+		}
+	}
+	if(index == 9) {
+		std::cout << "Game Over! Its a tie!" << std::endl;
+		std::this_thread::sleep_for(std::chrono::seconds(2));
+		return false;
+	} else index = 0;
+	return true;
+}
+
+bool Engine::process_input() {
+	int ch, index;
+	while((ch = getch()) != ERR) {
+		if(ch == 'q') { return false; }
+		if(ch >= '1' && ch <= '9') {
+			index = ch - '1';
+			if(win->view[map[index].y][map[index].x] == ' ') {
+				win->view[map[index].y][map[index].x] = state.temp->id;
+				set_player();
+			}
+		}
+	}
+	return true;
+}
+
+void Engine::set_player() {
+	if(state.temp->id == 'x') { state.temp = &state.player2; }
+	else if(state.temp->id == 'o') { state.temp = &state.player1; }
+}
+
+bool Engine::check_line(char id) {
+	for(int i : std::ranges::views::iota(0, COL)) {
+		if(ROW % 2 != 0) continue;
+		if(win->view[0][i] == id && win->view[2][i] == id && win->view[4][i] == id) {
+			return true;
+		}
+	}
+	for(int i : std::ranges::views::iota(0, ROW)) {
+		if(ROW % 2 != 0) continue;
+		if(win->view[i][0] == id && win->view[i][2] == id && win->view[i][4] == id) {
+			return true;
+		}
+	}
+	auto same_symbol = [&](vec2 a, vec2 b) {
+		return win->view[a.y][a.x] == id &&
+		win->view[2][2] == id &&
+		win->view[b.y][b.x] == id;
+	};
+	return same_symbol({ 0, 0 }, { 4, 4 }) || same_symbol({ 4, 0 }, { 0, 4 });
+}