#!/bin/bash
# rc.syncthing - Syncthing file sync daemon for Slackware
# Runs as user green with config in ~/.config/syncthing

SYNCTHING=/usr/bin/syncthing
USER=green
CONFDIR=/home/green/.config/syncthing
LOGFILE=/var/log/syncthing.log
PIDFILE=/var/run/syncthing.pid

start() {
    if [ -f "$PIDFILE" ] && kill -0 "$(cat $PIDFILE)" 2>/dev/null; then
        echo "syncthing is already running"
        return
    fi
    echo "Starting syncthing..."
    mkdir -p /var/log
    sudo -u $USER $SYNCTHING serve \
        --home=$CONFDIR \
        --no-browser \
        --logfile=$LOGFILE \
        >> $LOGFILE 2>&1 &
    echo $! > $PIDFILE
    echo "syncthing started (pid $(cat $PIDFILE))"
}

stop() {
    if [ -f "$PIDFILE" ] && kill -0 "$(cat $PIDFILE)" 2>/dev/null; then
        echo "Stopping syncthing..."
        kill "$(cat $PIDFILE)"
        rm -f "$PIDFILE"
    else
        echo "syncthing is not running"
    fi
}

status() {
    if [ -f "$PIDFILE" ] && kill -0 "$(cat $PIDFILE)" 2>/dev/null; then
        echo "syncthing is running (pid $(cat $PIDFILE))"
    else
        echo "syncthing is not running"
    fi
}

case "$1" in
    start)   start ;;
    stop)    stop ;;
    restart) stop; sleep 1; start ;;
    status)  status ;;
    *)       echo "Usage: $0 {start|stop|restart|status}" ;;
esac