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Update snake game key inputs #2993

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Merged
merged 2 commits into from
Mar 14, 2025
Merged

Update snake game key inputs #2993

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96fa902
case-insensitive key inputs
FoamyGuy Mar 14, 2025
2baf7aa
case-insensitive rest of the keys, and support uppercase binding values
FoamyGuy Mar 14, 2025
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20 changes: 12 additions & 8 deletions Metro/Metro_RP2350_Snake/code.py
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Original file line number Diff line number Diff line change
Expand Up @@ -157,6 +157,10 @@
# read it into cur_btn_val
cur_btn_val = sys.stdin.read(available)

# change to lower-case before comparison
# so that it's case-insensitive.
cur_btn_val = cur_btn_val.lower()

else: # no keyboard input
# set to None to clear out previous value
cur_btn_val = None
Expand All @@ -173,31 +177,31 @@
# if game is being played
elif CURRENT_STATE == STATE_PLAYING:
# if up button was pressed
if cur_btn_val == KEY_UP:
if cur_btn_val == KEY_UP.lower():
# if the snake is not already moving up or down
if snake.direction not in (snake.DIRECTION_DOWN, snake.DIRECTION_UP):
# change the direction to up
snake.direction = snake.DIRECTION_UP
# if down button was pressed
if cur_btn_val == KEY_DOWN:
if cur_btn_val == KEY_DOWN.lower():
# if the snake is not already moving up or down
if snake.direction not in (snake.DIRECTION_DOWN, snake.DIRECTION_UP):
# change the direction to down
snake.direction = snake.DIRECTION_DOWN
# if right button was pressed
if cur_btn_val == KEY_RIGHT:
if cur_btn_val == KEY_RIGHT.lower():
# if the snake is not already moving left or right
if snake.direction not in (snake.DIRECTION_LEFT, snake.DIRECTION_RIGHT):
# change the direction to right
snake.direction = snake.DIRECTION_RIGHT
# if left button was pressed
if cur_btn_val == KEY_LEFT:
if cur_btn_val == KEY_LEFT.lower():
# if the snake is not already moving left or right
if snake.direction not in (snake.DIRECTION_LEFT, snake.DIRECTION_RIGHT):
# change direction to left
snake.direction = snake.DIRECTION_LEFT
# if the pause button was pressed
if cur_btn_val == KEY_PAUSE:
if cur_btn_val == KEY_PAUSE.lower():
# change the state to paused
CURRENT_STATE = STATE_PAUSED

Expand Down Expand Up @@ -245,19 +249,19 @@
# if the game is paused
elif CURRENT_STATE == STATE_PAUSED:
# if the pause button was pressed
if cur_btn_val == KEY_PAUSE:
if cur_btn_val == KEY_PAUSE.lower():
# change the state to playing so the game resumes
CURRENT_STATE = STATE_PLAYING

# if the current state is game over
elif CURRENT_STATE == STATE_GAME_OVER:
# if the p button is pressed for play again
if cur_btn_val == "p":
if cur_btn_val in {"p", "P"}:
# set next code file to this one
supervisor.set_next_code_file(__file__)
# reload
supervisor.reload()
# if the q button is pressed for exit
if cur_btn_val == "q":
if cur_btn_val in {"q", "Q"}:
# break out of main while True loop.
break