start

#!/bin/bash

# run python server/core.py
# python3 server/core.py

# this shell script is a monitor that check whether this git repo need pull
# check every 10 seconds

# logic:
# 1. this script will spawn a child process: python3 server/core.py and handle its output and control
# 2. this script it self will check the git repo status every 10 seconds that if we need to pull 
# 3. if we need to pull, we will kill the child process and pull the repo and restart the child process

# start the child process
npx kill-port 3332
python server/core.py &
child_pid=$!

echo "child process id: $child_pid"

# check the git repo status every 10 seconds
while true; do
    # check if we need to pull
    git fetch
    if [ $(git rev-parse HEAD) != $(git rev-parse @{u}) ]; then
        echo "need to pull! quitting $child_pid and restart"
        kill $child_pid
        git pull
        npx kill-port 3332
        python server/core.py &
        child_pid=$!
    fi
    sleep 10
done