#!/bin/ash
#shellcheck shell=dash
#

event_data=$(cat /tmp/es_state.inf | tr -d '\r')
export LOG_FILE="/recalbox/share/system/logs/savesync.log"
REMOTE_BASE="RCLONE_PREFIX"
#DEBUG=1

log() {
	# $1 = level
	# $2 = message
	printf "[%s] [%s] %s\n" "$(date '+%Y-%m-%d %H:%M:%S')" "$1" "$2" >>"$LOG_FILE"
}

#log "DEBUG" "Starting based on event: $(echo "$event_data" | tr '\n' ',')"

## Iterate over the data
echo "$event_data" | while IFS='=' read -r k v; do
	key=$(echo "$k" | tr -d '\n')
	val=$(echo "$v" | tr -d '\n')

	# set variables and run functions based on the pairs
	case "$key" in
	"SystemId")
		sid="$val"
		#log "DEBUG" "Setting sid=$sid"
		;;
	"GamePath")
		gp="$val"
		sp=$(echo "$val" | sed 's|roms|saves|; s|\.[^.]*$|.srm|')
		bf=$(echo "$sp" | sed 's|saves|archives|')
		bp="$(dirname "$bf")/"
		#log "DEBUG" "Setting values {gp=$gp, sp=$sp, bp=$bp}"
		;;
	"Action")
		act="$val"
		#log "DEBUG" "Setting act=$act"
		;;
	"State")
		st="$val"
		#log "DEBUG" "Setting st=$st"
		#log "DEBUG" "Starting logic tree"
		if [ "$st" = "playing" ] && [ "$act" = "rungame" ]; then
			log "INFO" "Sync START: $(basename "$gp")"
			remote_f="$REMOTE_BASE/$sid/$(basename "$sp")"
			#log "DEBUG" "rclone update $remote_f $sp"
			if [ -f "${sp}.lock" ]; then
				log "WARN" "${sp}.lock exists, please check which version you have synced"
			else
				mkdir -p "$bp"
				log "DEBUG" "running command: rclone copyto $remote_f $sp --backup-dir $bp"
				rclone copyto "$remote_f" "$sp" --backup-dir "$bp" && log "INFO" "Save synced successfully"
			fi
			log "INFO" "Start sync for $(basename "$sp") done"
		elif [ "$act" = "endgame" ]; then
			log "INFO" "Sync END: $(basename "$sp")"
			#log "DEBUG" "rclone update $sp $REMOTE_BASE/$sid/"
			find "$sp" -size -256 -delete
			log "DEBUG" "running command: rclone update $sp $REMOTE_BASE/$sid/"
			if [ ! "$(rclone update "$sp" "$REMOTE_BASE/$sid/")" ]; then
				log "INFO" "Final Sync Done."
			else
				touch "${sp}.lock"
				log "WARN" "Lockfile created, save could not be synced"
			fi
		fi
		;;
	esac
done