Introducing pong and snake

.gitignore

@@ -5,3 +5,4 @@ __pycache__
 maze/__pycache__
 maze/modules/__pycache__
 saves
+tetris

maze/modules/PlayerBase_func.py

@@ -26,7 +26,7 @@ with open("credentials.pickle", "rb") as f:
             if d["credtype"] == "mysql":
                 MYSQL_USERNAME = d["user"]
                 MYSQL_PASSWORD = d["pass"]
-    except EOFError:
+    except:
         pass
 
 

maze/modules/__init__.py

@@ -5,3 +5,6 @@ from maze.modules.maze import main
 
 def bruh():
     curses.wrapper(main)
+    curses.nocbreak()
+    curses.echo()
+    curses.endwin()

maze/modules/maze.py

@@ -141,7 +141,7 @@ class Maze:
         return finalstr
 
 
-def path(maze, start, finish):  # Not used
+def path(maze, start, finish):
     heuristic = lambda node: abs(node[0] - finish[0]) + abs(node[1] - finish[1])
     nodes_to_explore = [start]
     explored_nodes = set()
@@ -174,7 +174,9 @@ def path(maze, start, finish):  # Not used
                     nodes_to_explore.append(neighbour)
 
 
-def draw_path(path, screen, delay=0, head=None, trail=None, skip_first=True, calledby=None):
+def draw_path(
+    path, screen, delay=0, head=None, trail=None, skip_first=True, calledby=None
+):
     if not head:
         head = ("█", curses.color_pair(2))
     if not trail:
@@ -221,11 +223,14 @@ def construction_demo(maze, screen):
     screen.nodelay(False)
 
 
-def pathfinding_demo(maze, screen, start_ts, won_coords, loadedcoords=None, loadedtime=0):
+def pathfinding_demo(
+    maze, screen, start_ts, won_coords, loadedcoords=None, loadedtime=0
+):
     start = []
     finish = []
     solution = None
     old_solution = None
+
     def reset(start_or_finish, cell, colour):
         nonlocal solution, old_solution
         if start_or_finish:
@@ -238,6 +243,7 @@ def pathfinding_demo(maze, screen, start_ts, won_coords, loadedcoords=None, load
         if start and finish:
             solution, old_solution = tee(path(maze, start[0], finish[0]))
             draw_path(solution, screen, calledby="reset")
+
     maxy, maxx = screen.getmaxyx()
 
     if loadedcoords:
@@ -266,7 +272,9 @@ def pathfinding_demo(maze, screen, start_ts, won_coords, loadedcoords=None, load
                     PAUSED = False
                     break
             pause_elapsed += int(end_paused_ts - start_paused_ts)
-        actual_elapsed = str(int(time.time() - start_ts - -1*loadedtime) - pause_elapsed)
+        actual_elapsed = str(
+            int(time.time() - start_ts - -1 * loadedtime) - pause_elapsed
+        )
         screen.addstr(5, maxx - 17, actual_elapsed + " sec")
         screen.refresh()
         key = screen.getch()
@@ -531,9 +539,9 @@ def play(screen, loadedmaze=None, loadedcoords=None, loadedtime=0):
 
 
 def main(screen):
+    screen.nodelay(True)
     curses.curs_set(False)
     curses.mousemask(curses.ALL_MOUSE_EVENTS)
-    screen.nodelay(True)
     curses.init_pair(1, curses.COLOR_BLUE, curses.COLOR_BLACK)
     curses.init_pair(2, curses.COLOR_GREEN, curses.COLOR_BLACK)
     curses.init_pair(3, curses.COLOR_RED, curses.COLOR_BLACK)

pong.py

@@ -0,0 +1,193 @@
+import curses
+import random
+import threading
+import time
+from math import fabs
+
+quit = threading.Event()
+
+
+class Scores:
+    def __init__(self):
+        self.score = 0
+        self.collision_count = 0
+        self.speed_multiplier = 0.20
+        self.speed_calc = lambda speed: speed - 0.02 if self.score % 30 == 0 else speed
+
+    def scoreupdate(self):
+        self.score += 10
+        self.collision_count += 1
+        self.speed_multiplier = self.speed_calc(self.speed_multiplier)
+        return self.speed_multiplier
+
+
+class Ball:
+    def __init__(self, y, x, screen):
+        self.ball_dx = 1
+        self.ball_dy = 1
+        self.speed_multipliery = random.choice([1, 2])
+        self.speed_multiplierx = random.choice([1, 2])
+        self.ball_dy *= self.speed_multipliery
+        self.ball_dx *= self.speed_multiplierx
+        self.ball_coords = [y // 2, x // 2]
+        self.y = y
+        self.x = x
+        self.y_border = [0, y]
+        self.x_border = [0, x]
+        self.screen = screen
+
+    def move(self):
+        raw_calc_to_movey = lambda y: y + self.ball_dy
+        raw_calc_to_movex = lambda x: x + self.ball_dx
+        raw_movey = raw_calc_to_movey(
+            self.ball_coords[0]
+        )  # Gives raw about to move coords without speed alter
+        raw_movex = raw_calc_to_movex(self.ball_coords[1])
+
+        speed_altery = lambda y: int(y / fabs(y))  # Gives unit speed in the current dir
+        speed_alterx = lambda x: int(x / fabs(x))
+        calc_to_movey = (
+            lambda y: y + speed_altery(self.ball_dy)
+            if checky(raw_movey)
+            else y + self.ball_dy
+        )  # assign same dir movement coords
+        calc_to_movex = (
+            lambda x: x + speed_alterx(self.ball_dx)
+            if checkx(raw_movex)
+            else x + self.ball_dx
+        )
+        checky = (
+            lambda y: True
+            if (y in self.y_border)
+            or (y >= self.y_border[1])
+            or (y <= self.y_border[0] + 1)
+            else False
+        )  # Gives True if out of bound coords
+        checkx = (
+            lambda x: True
+            if (x in self.x_border)
+            or (x >= self.x_border[1] - 1)
+            or (x <= self.x_border[0] + 1)
+            else False
+        )
+
+        actual_game_checky = (
+            lambda y: True if (y <= self.y_border[0]) else False
+        )  # Gives true if ball at top
+
+        to_movey = calc_to_movey(self.ball_coords[0])  # Moving here after speed alter
+        to_movex = calc_to_movex(self.ball_coords[1])
+        old_ball = self.ball_coords.copy()
+        collision = False
+        pos = self.screen.instr(to_movey, to_movex, 1).decode("utf-8")
+        if pos == "=" or pos == "[" or pos == "]":
+            collision = True
+        if (
+            actual_game_checky(to_movey) or collision
+        ):  # Deflect ball if top border/collision
+            self.ball_dy *= -1
+        elif to_movey >= self.y_border[1] and not collision:
+            return [None, None], [None, None], "OVER"
+        if checkx(to_movex):
+            self.ball_dx *= -1
+        self.ball_coords[0] += self.ball_dy
+        self.ball_coords[1] += self.ball_dx
+        if collision:
+            return self.ball_coords, old_ball, "collision"
+        return self.ball_coords, old_ball, "nocollision"
+
+
+class Player:
+    def __init__(self, y, x):
+        self.y = y
+        self.x = x
+        self.paddle = "[=======]"
+        self.paddle_posx = x // 2
+        self.paddle_posy = y - 1  # Top of paddle
+
+    def player_move(self, dir):
+        if dir == "LEFT" and self.paddle_posx > 1:
+            self.paddle_posx -= 1
+        if dir == "RIGHT" and self.paddle_posx + 10 < self.x:
+            self.paddle_posx += 1
+        return self.paddle_posy, self.paddle_posx
+
+
+def player_movement(screen, player):
+    global quit
+    screen.keypad(True)
+    while 1:
+        # f.write("player running\n")
+        if quit.is_set():
+            break
+        old_player_coordsy = player_coordsy = player.paddle_posy
+        old_player_coordsx = player_coordsx = player.paddle_posx
+        key = screen.getch()
+        if key == 27:
+            quit.set()
+        elif key == curses.KEY_LEFT:
+            player_coordsy, player_coordsx = player.player_move("LEFT")
+        elif key == curses.KEY_RIGHT:
+            player_coordsy, player_coordsx = player.player_move("RIGHT")
+        screen.addstr(old_player_coordsy, old_player_coordsx, "         ")
+        screen.addstr(player_coordsy, player_coordsx, player.paddle)
+
+
+def ball_movement(screen, ball, score):
+    y, x = screen.getmaxyx()
+    while 1:
+        # f.write("ball running\n")
+        if quit.is_set():
+            break
+        speed_multi = score.speed_multiplier
+        time.sleep(speed_multi)
+        ball_coords = ball.move()
+        old_ball_posy, old_ball_posx = ball_coords[1]
+        ball_posy, ball_posx = ball_coords[0]
+        collision = ball_coords[2]
+        if collision == "OVER":
+            finalscore = score.score
+            screen.addstr(y // 2 - 1, x // 2 - 4, "GAME OVER!")
+            screen.addstr(y // 2, x // 2 - 5, "The Score is: " + str(finalscore))
+            time.sleep(5)
+            quit.set()
+            break
+        elif collision == "collision":
+            score.scoreupdate()
+        screen.addch(old_ball_posy, old_ball_posx, " ")
+        screen.addch(ball_posy, ball_posx, "*")
+        screen.refresh()
+
+
+def main(screen):
+    screen.clear()
+    screen.refresh()
+    screen.nodelay(True)
+    curses.curs_set(False)
+    screen.keypad(True)
+    y, x = screen.getmaxyx()
+    ball = Ball(y, x, screen)
+    score = Scores()
+    player = Player(y, x)
+    ball_thread = threading.Thread(
+        target=ball_movement,
+        args=(
+            screen,
+            ball,
+            score,
+        ),
+    )
+    player_thread = threading.Thread(
+        target=player_movement,
+        args=(
+            screen,
+            player,
+        ),
+    )
+    ball_thread.start()
+    player_thread.run()
+    # player_movement(screen, player)
+
+
+if __name__ == "__main__":
+    curses.wrapper(main)

snake.py

@@ -0,0 +1,112 @@
+import curses
+import random
+import time
+from curses import textpad
+
+OPPOSITE_DIRECTION_DICT = {
+    curses.KEY_UP: curses.KEY_DOWN,
+    curses.KEY_DOWN: curses.KEY_UP,
+    curses.KEY_RIGHT: curses.KEY_LEFT,
+    curses.KEY_LEFT: curses.KEY_RIGHT,
+}
+
+DIRECTIONS_LIST = [curses.KEY_RIGHT, curses.KEY_LEFT, curses.KEY_DOWN, curses.KEY_UP]
+
+
+def create_food(snake, box):
+    """Simple function to find coordinates of food which is inside box and not on snake body"""
+    food = None
+    while food is None:
+        food = [
+            random.randint(box[0][0] + 1, box[1][0] - 1),
+            random.randint(box[0][1] + 1, box[1][1] - 1),
+        ]
+        if food in snake:
+            food = None
+    return food
+
+
+def main(stdscr):
+    # initial settings
+    curses.curs_set(0)
+    stdscr.nodelay(1)
+    stdscr.timeout(100)
+
+    # create a game box
+    sh, sw = stdscr.getmaxyx()
+    box = [[3, 3], [sh - 3, sw - 3]]  # [[ul_y, ul_x], [dr_y, dr_x]]
+    textpad.rectangle(stdscr, box[0][0], box[0][1], box[1][0], box[1][1])
+
+    # create snake and set initial direction
+    snake = [[sh // 2, sw // 2 + 1], [sh // 2, sw // 2], [sh // 2, sw // 2 - 1]]
+    direction = curses.KEY_RIGHT
+
+    # draw snake
+    for y, x in snake:
+        stdscr.addstr(y, x, "#")
+
+    # create food
+    food = create_food(snake, box)
+    stdscr.addstr(food[0], food[1], "*")
+
+    # print score
+    score = 0
+    score_text = "Score: {}".format(score)
+    stdscr.addstr(1, sw // 2 - len(score_text) // 2, score_text)
+
+    while 1:
+        # non-blocking input
+        key = stdscr.getch()
+
+        # set direction if user pressed any arrow key and that key is not opposite of current direction
+        if key in DIRECTIONS_LIST and key != OPPOSITE_DIRECTION_DICT[direction]:
+            direction = key
+
+        # find next position of snake head
+        head = snake[0]
+        if direction == curses.KEY_RIGHT:
+            new_head = [head[0], head[1] + 1]
+        elif direction == curses.KEY_LEFT:
+            new_head = [head[0], head[1] - 1]
+        elif direction == curses.KEY_DOWN:
+            new_head = [head[0] + 1, head[1]]
+        elif direction == curses.KEY_UP:
+            new_head = [head[0] - 1, head[1]]
+
+        # insert and print new head
+        stdscr.addstr(new_head[0], new_head[1], "#")
+        snake.insert(0, new_head)
+
+        # if sanke head is on food
+        if snake[0] == food:
+            # update score
+            score += 1
+            score_text = "Score: {}".format(score)
+            stdscr.addstr(1, sw // 2 - len(score_text) // 2, score_text)
+
+            # create new food
+            food = create_food(snake, box)
+            stdscr.addstr(food[0], food[1], "*")
+
+            # increase speed of game
+            stdscr.timeout(100 - (len(snake) // 3) % 90)
+        else:
+            # shift snake's tail
+            stdscr.addstr(snake[-1][0], snake[-1][1], " ")
+            snake.pop()
+
+        # conditions for game over
+        if (
+            snake[0][0] in [box[0][0], box[1][0]]
+            or snake[0][1] in [box[0][1], box[1][1]]
+            or snake[0] in snake[1:]
+        ):
+            msg = "Game Over!"
+            stdscr.addstr(sh // 2, sw // 2 - len(msg) // 2, msg)
+            stdscr.nodelay(0)
+            stdscr.getch()
+            time.sleep(5)
+            break
+
+
+curses.wrapper(main)

starter.py

@@ -16,7 +16,7 @@ with open("credentials.pickle", "rb") as f:
                 user = d["user"]
                 password = d["pass"]
                 break
-    except EOFError:
+    except:
         user = password = None
 
 
@@ -38,7 +38,7 @@ Run 'python starter.py initsql' to initialise credentials of your choice. """
                         d["pass"] = ""
                         f.seek(pos)
                         pickle.dump(d, f)
-            except EOFError:
+            except:
                 pass
         return None, None
 
@@ -71,6 +71,6 @@ else:
                         d["pass"] = password
                         f.seek(pos)
                         pickle.dump(d, f)
-            except EOFError:
+            except:
                 pass
         print("Successfully set.")