feat: Add snake and benchmark games

2 files changed, 294 insertions, 0 deletions

diff --git a/src/splitscreen_duo/games/benchmark.py b/src/splitscreen_duo/games/benchmark.py
new file mode 100644
index 0000000..3c8ea81
--- /dev/null
+++ b/src/splitscreen_duo/games/benchmark.py
@@ -0,0 +1,65 @@
+import pygame
+import random
+
+from splitscreen_duo.command import Command
+
+BLACK = (0, 0, 0)
+WHITE = (255, 255, 255)
+BALL_SIZE = 25
+
+
+class Ball:
+    def __init__(self, screen_width, screen_height):
+        self.x = random.randrange(BALL_SIZE, screen_width - BALL_SIZE)
+        self.y = random.randrange(BALL_SIZE, screen_height - BALL_SIZE)
+        self.change_x = random.randrange(-2, 3)
+        self.change_y = random.randrange(-2, 3)
+
+
+def main_loop(screen, serial):
+    clock = pygame.time.Clock()
+    ball_list = []
+    balls = 1
+    ball = Ball(screen.get_width(), screen.get_height())
+    is_running = True
+
+    ball_list.append(ball)
+
+    while is_running:
+        for event in pygame.event.get():
+            if event.type == pygame.QUIT:
+                return {"command": Command.QUIT.value, "action": None, "value": None}
+
+            elif event.type == pygame.KEYDOWN:
+                if event.key == pygame.K_SPACE:
+                    balls = balls * 2
+
+                    for _ in range(balls - 1):
+                        ball = Ball(screen.get_width(), screen.get_height())
+
+                        ball_list.append(ball)
+
+                elif event.key == pygame.K_ESCAPE:
+                    return None
+
+        for ball in ball_list:
+            ball.x += ball.change_x
+            ball.y += ball.change_y
+
+            if ball.y > screen.get_height() - BALL_SIZE or ball.y < BALL_SIZE:
+                ball.change_y *= -1
+
+            if ball.x > screen.get_width() - BALL_SIZE or ball.x < BALL_SIZE:
+                ball.change_x *= -1
+
+        screen.fill(BLACK)
+
+        for ball in ball_list:
+            pygame.draw.circle(screen, WHITE, [int(ball.x), int(ball.y)], BALL_SIZE)
+
+        pygame.display.flip()
+        # clock.tick(60)
+        clock.tick()
+        # print(f"fps: {clock.get_fps():.2f}, balls: {balls}")
+
+    return None
diff --git a/src/splitscreen_duo/games/snake.py b/src/splitscreen_duo/games/snake.py
new file mode 100644
index 0000000..64c6edd
--- /dev/null
+++ b/src/splitscreen_duo/games/snake.py
@@ -0,0 +1,229 @@
+import pygame
+import random
+from ..command import Command
+import logging
+import json
+
+BLACK = (0, 0, 0)
+WHITE = (255, 255, 255)
+RED = (255, 0, 0)
+GREEN = (0, 255, 0)
+BLOCK_SIZE = 20
+SPEED = 15
+
+logger = logging.getLogger(__name__)
+
+
+class Snake:
+    def __init__(self, screen_width, screen_height):
+        self.screen_width = screen_width
+        self.screen_height = screen_height
+
+        self.reset()
+
+    def reset(self):
+        self.body = [
+            [
+                self.screen_width // 2 - self.screen_width // 2 % BLOCK_SIZE,
+                self.screen_height // 2 - self.screen_height // 2 % BLOCK_SIZE,
+            ]
+        ]
+        self.direction = "RIGHT"
+        self.change_to = self.direction
+        self.score = 0
+        self.food = self.spawn_food()
+
+    def spawn_food(self):
+        while True:
+            food = [
+                random.randrange(0, self.screen_width // BLOCK_SIZE) * BLOCK_SIZE,
+                random.randrange(0, self.screen_height // BLOCK_SIZE) * BLOCK_SIZE,
+            ]
+
+            if food not in self.body:
+                return food
+
+    def move(self):
+        if self.change_to == "UP" and self.direction != "DOWN":
+            self.direction = "UP"
+        if self.change_to == "DOWN" and self.direction != "UP":
+            self.direction = "DOWN"
+        if self.change_to == "LEFT" and self.direction != "RIGHT":
+            self.direction = "LEFT"
+        if self.change_to == "RIGHT" and self.direction != "LEFT":
+            self.direction = "RIGHT"
+
+        head = [self.body[0][0], self.body[0][1]]
+
+        if self.direction == "UP":
+            head[1] -= BLOCK_SIZE
+        if self.direction == "DOWN":
+            head[1] += BLOCK_SIZE
+        if self.direction == "LEFT":
+            head[0] -= BLOCK_SIZE
+        if self.direction == "RIGHT":
+            head[0] += BLOCK_SIZE
+
+        self.body.insert(0, head)
+
+        if head[0] == self.food[0] and head[1] == self.food[1]:
+            logger.debug(
+                f"snake ate food at {self.food}, score increased to {self.score + 1}"
+            )
+
+            self.score += 1
+            self.food = self.spawn_food()
+        else:
+            self.body.pop()
+
+    def check_collision(self):
+        head = self.body[0]
+
+        if (
+            head[0] < 0
+            or head[0] >= self.screen_width
+            or head[1] < 0
+            or head[1] >= self.screen_height
+            or head in self.body[1:]
+        ):
+            return True
+
+        return False
+
+
+def main_loop(screen, serial, instance):
+    clock = pygame.time.Clock()
+    snake = Snake(screen.get_width(), screen.get_height())
+    font = pygame.font.Font(None, 36)
+    is_running = True
+    opponent_dead = False
+    my_score = 0
+    opponent_score = 0
+    waiting = False
+    score_display_time = 0
+
+    while is_running:
+        if waiting:
+            screen.fill(BLACK)
+
+            text = font.render("Waiting for opponent...", True, WHITE)
+
+            screen.blit(
+                text,
+                (
+                    screen.get_width() // 2 - text.get_width() // 2,
+                    screen.get_height() // 2,
+                ),
+            )
+            pygame.display.flip()
+
+            if serial.in_waiting() > 0:
+                data = serial.readline().decode("utf-8").strip()
+                message = json.loads(data)
+
+                if message.get("command") == Command.SCORE.value:
+                    opponent_score = message.get("value", 0)
+                    waiting = False
+                    score_display_time = pygame.time.get_ticks()
+                elif message.get("command") == Command.QUIT.value:
+                    return {
+                        "command": Command.QUIT.value,
+                        "action": None,
+                        "value": None,
+                    }
+
+        elif score_display_time:
+            screen.fill(BLACK)
+
+            my_text = font.render(f"Your Score: {my_score}", True, WHITE)
+            opp_text = font.render(
+                f"Your Opponent's Score: {opponent_score}", True, WHITE
+            )
+
+            screen.blit(
+                my_text,
+                (
+                    screen.get_width() // 2 - my_text.get_width() // 2,
+                    screen.get_height() // 2 - 20,
+                ),
+            )
+            screen.blit(
+                opp_text,
+                (
+                    screen.get_width() // 2 - opp_text.get_width() // 2,
+                    screen.get_height() // 2 + 20,
+                ),
+            )
+            pygame.display.flip()
+
+            if pygame.time.get_ticks() - score_display_time > 3000:
+                return None
+
+        else:
+            for event in pygame.event.get():
+                if event.type == pygame.QUIT:
+                    return {
+                        "command": Command.QUIT.value,
+                        "action": None,
+                        "value": None,
+                    }
+                elif event.type == pygame.KEYDOWN:
+                    if event.key == pygame.K_UP:
+                        snake.change_to = "UP"
+                    elif event.key == pygame.K_DOWN:
+                        snake.change_to = "DOWN"
+                    elif event.key == pygame.K_LEFT:
+                        snake.change_to = "LEFT"
+                    elif event.key == pygame.K_RIGHT:
+                        snake.change_to = "RIGHT"
+                    elif event.key == pygame.K_ESCAPE:
+                        return None
+
+            if serial.in_waiting() > 0:
+                data = serial.readline().decode("utf-8").strip()
+                message = json.loads(data)
+
+                if message.get("command") == Command.SCORE.value:
+                    opponent_dead = True
+                    opponent_score = message.get("value", 0)
+
+            snake.move()
+
+            if snake.check_collision():
+                my_score = snake.score
+
+                serial.write(
+                    json.dumps(
+                        {
+                            "command": Command.SCORE.value,
+                            "action": None,
+                            "value": my_score,
+                        }
+                    ).encode("utf-8")
+                )
+
+                if opponent_dead:
+                    score_display_time = pygame.time.get_ticks()
+                else:
+                    waiting = True
+
+                continue
+
+            screen.fill(BLACK)
+
+            for segment in snake.body:
+                pygame.draw.rect(
+                    screen, GREEN, [segment[0], segment[1], BLOCK_SIZE, BLOCK_SIZE]
+                )
+
+            pygame.draw.rect(
+                screen, RED, [snake.food[0], snake.food[1], BLOCK_SIZE, BLOCK_SIZE]
+            )
+
+            score_text = font.render(f"Score: {snake.score}", True, WHITE)
+
+            screen.blit(score_text, (10, 10))
+            pygame.display.flip()
+            clock.tick(SPEED)
+
+    return None