Files
blackroad/scripts/snake.sh
Alexa Amundson 78fbe80f2a Initial monorepo — everything BlackRoad in one place
bin/       230 CLI tools (ask-*, br-*, agent-*, roadid, carpool)
scripts/   99 automation scripts
fleet/     Node configs and deployment
workers/   Cloudflare Worker sources (roadpay, road-search, squad webhooks)
roadc/     RoadC programming language
roadnet/   Mesh network (5 APs, WireGuard)
operator/  Memory system scripts
config/    System configs
dotfiles/  Shell configs
docs/      Documentation

BlackRoad OS — Pave Tomorrow.

RoadChain-SHA2048: d1a24f55318d338b
RoadChain-Identity: alexa@sovereign
RoadChain-Full: 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
2026-03-14 17:08:41 -05:00

91 lines
2.2 KiB
Bash
Executable File

#!/bin/bash
# BR-Snake - Terminal snake game
# Usage: ./snake.sh
clear
COLS=$(tput cols) LINES=$(tput lines)
W=$((COLS > 40 ? 40 : COLS - 2))
H=$((LINES > 20 ? 20 : LINES - 2))
declare -a SX SY
SX=($(( W/2 )) $(( W/2-1 )) $(( W/2-2 )))
SY=($(( H/2 )) $(( H/2 )) $(( H/2 )))
LEN=3 DIR=0 SCORE=0
FX=$(( RANDOM % (W-2) + 1 )) FY=$(( RANDOM % (H-2) + 1 ))
draw_border() {
printf '\033[H\033[38;5;205m'
for ((i=0;i<=W;i++)); do printf '█'; done; echo
for ((j=1;j<H;j++)); do
printf '\033[%d;1H█\033[%d;%dH█' $((j+1)) $((j+1)) $((W+1))
done
printf '\033[%d;1H' $((H+1))
for ((i=0;i<=W;i++)); do printf '█'; done
printf '\033[0m'
}
place_food() {
FX=$(( RANDOM % (W-2) + 2 )) FY=$(( RANDOM % (H-2) + 2 ))
printf '\033[%d;%dH\033[38;5;214m●\033[0m' "$FY" "$FX"
}
stty -echo -icanon min 0 time 0
trap 'stty sane; printf "\033[?25h\033[0m"; clear; exit' INT TERM EXIT
printf '\033[?25l'
draw_border
place_food
DX=(1 0 -1 0) DY=(0 1 0 -1)
while true; do
read -rsn1 -t 0.1 KEY
if [[ "$KEY" == $'\033' ]]; then
read -rsn2 -t 0.01 SEQ
case "$SEQ" in
'[A') [[ $DIR != 1 ]] && DIR=3;;
'[B') [[ $DIR != 3 ]] && DIR=1;;
'[C') [[ $DIR != 2 ]] && DIR=0;;
'[D') [[ $DIR != 0 ]] && DIR=2;;
esac
elif [[ "$KEY" == "q" ]]; then exit; fi
# Erase tail
printf '\033[%d;%dH ' "${SY[$((LEN-1))]}" "${SX[$((LEN-1))]}"
# Shift body
for ((i=LEN-1;i>0;i--)); do
SX[$i]=${SX[$((i-1))]}
SY[$i]=${SY[$((i-1))]}
done
# Move head
SX[0]=$(( SX[0] + DX[DIR] ))
SY[0]=$(( SY[0] + DY[DIR] ))
# Wall collision
if (( SX[0] <= 1 || SX[0] >= W || SY[0] <= 1 || SY[0] >= H )); then
printf '\033[%d;1H\033[38;5;205mGAME OVER! Score: %d\033[0m\n' $((H+2)) $SCORE
read -rsn1; exit
fi
# Self collision
for ((i=1;i<LEN;i++)); do
if (( SX[0]==SX[i] && SY[0]==SY[i] )); then
printf '\033[%d;1H\033[38;5;205mGAME OVER! Score: %d\033[0m\n' $((H+2)) $SCORE
read -rsn1; exit
fi
done
# Food
if (( SX[0]==FX && SY[0]==FY )); then
((LEN++)); ((SCORE+=10))
SX+=("${SX[$((LEN-2))]}"); SY+=("${SY[$((LEN-2))]}")
place_food
fi
# Draw head
printf '\033[%d;%dH\033[38;5;82m█\033[0m' "${SY[0]}" "${SX[0]}"
# Score
printf '\033[%d;1H\033[38;5;69mScore: %d\033[0m' $((H+2)) $SCORE
done